./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2943273276 <...> .> [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 968] <... setpgid resumed>) = 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] close(17 [pid 968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 968] <... openat resumed>) = 3 [pid 967] close(15 [pid 965] close(18 [pid 302] <... close resumed>) = 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./170" [pid 967] close(16 [pid 965] close(19 [pid 968] write(3, "1000", 4) = 4 [pid 968] close(3) = 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 968] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 968] write(1, "executing program\n", 18) = 18 [pid 968] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 968] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 967] close(17 [pid 965] close(20 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./171", 0777 [pid 967] close(18 [pid 965] close(21 [pid 968] <... openat resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 968] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 968] <... openat resumed>) = 5 [pid 967] close(19 [pid 965] close(22 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 967] close(20 [pid 965] close(23 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 968] setns(201, 0) = 0 [pid 967] close(21 [pid 965] close(24 [pid 968] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 968] <... socket resumed>) = 6 [pid 967] close(22 [pid 965] close(25 [pid 968] setns(5, 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 968] <... setns resumed>) = 0 [pid 967] close(23 [pid 965] close(26 [pid 968] close(5 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 968] <... close resumed>) = 0 [pid 967] close(24 [pid 965] close(27 [pid 968] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 967] close(25 [pid 965] close(28 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 967] close(26 [pid 965] close(29 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 967] close(27./strace-static-x86_64: Process 969 attached [pid 968] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] set_robust_list(0x555569336660, 24 [pid 968] close(3 [pid 967] close(28 [pid 965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 173 [pid 969] <... set_robust_list resumed>) = 0 [pid 968] <... close resumed>) = 0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] chdir("./171" [pid 968] close(4 [pid 967] close(29 [pid 965] exit_group(0 [pid 967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] <... exit_group resumed>) = ? [pid 969] <... chdir resumed>) = 0 [pid 968] <... close resumed>) = 0 [pid 967] exit_group(0) = ? [pid 969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 968] close(5 [pid 969] <... prctl resumed>) = 0 [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] setpgid(0, 0 [pid 968] close(6 [pid 969] <... setpgid resumed>) = 0 [pid 968] <... close resumed>) = 0 [pid 967] +++ exited with 0 +++ [pid 969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 968] close(7 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 965] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 968] close(8) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 969] <... openat resumed>) = 3 [pid 968] close(9 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] write(3, "1000", 4) = 4 [pid 969] close(3) = 0 [pid 968] close(10 [pid 969] symlink("/dev/binderfs", "./binderfs" [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 969] <... symlink resumed>) = 0 [pid 968] close(11 [pid 969] write(1, "executing program\n", 18 [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] <... write resumed>) = 18 [pid 968] close(12 [pid 969] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] <... openat resumed>) = 3 [pid 968] close(13) = -1 EBADF (Bad file descriptor) [pid 968] close(14) = -1 EBADF (Bad file descriptor) [pid 968] close(15) = -1 EBADF (Bad file descriptor) [pid 968] close(16) = -1 EBADF (Bad file descriptor) [pid 968] close(17) = -1 EBADF (Bad file descriptor) [pid 968] close(18) = -1 EBADF (Bad file descriptor) [pid 968] close(19) = -1 EBADF (Bad file descriptor) [pid 969] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 968] close(20) = -1 EBADF (Bad file descriptor) [pid 968] close(21) = -1 EBADF (Bad file descriptor) [pid 968] close(22) = -1 EBADF (Bad file descriptor) [pid 968] close(23) = -1 EBADF (Bad file descriptor) [pid 968] close(24 [pid 969] <... openat resumed>) = 4 [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 968] close(25) = -1 EBADF (Bad file descriptor) [pid 968] close(26) = -1 EBADF (Bad file descriptor) [pid 969] <... openat resumed>) = 5 [pid 969] setns(201, 0 [pid 968] close(27) = -1 EBADF (Bad file descriptor) [pid 968] close(28 [pid 969] <... setns resumed>) = 0 [pid 968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 969] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 968] close(29) = -1 EBADF (Bad file descriptor) [pid 969] <... socket resumed>) = 6 [pid 968] exit_group(0) = ? [pid 969] setns(5, 0) = 0 [pid 969] close(5) = 0 [pid 969] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 968] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 969] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 969] close(3) = 0 [pid 969] close(4) = 0 [pid 969] close(5) = -1 EBADF (Bad file descriptor) [pid 969] close(6) = 0 [pid 969] close(7) = -1 EBADF (Bad file descriptor) [pid 969] close(8) = -1 EBADF (Bad file descriptor) [pid 969] close(9) = -1 EBADF (Bad file descriptor) [pid 969] close(10) = -1 EBADF (Bad file descriptor) [pid 969] close(11) = -1 EBADF (Bad file descriptor) [pid 969] close(12) = -1 EBADF (Bad file descriptor) [pid 969] close(13) = -1 EBADF (Bad file descriptor) [pid 969] close(14) = -1 EBADF (Bad file descriptor) [pid 969] close(15) = -1 EBADF (Bad file descriptor) [pid 969] close(16) = -1 EBADF (Bad file descriptor) [pid 969] close(17) = -1 EBADF (Bad file descriptor) [pid 969] close(18) = -1 EBADF (Bad file descriptor) [pid 969] close(19) = -1 EBADF (Bad file descriptor) [pid 969] close(20) = -1 EBADF (Bad file descriptor) [pid 969] close(21) = -1 EBADF (Bad file descriptor) [pid 969] close(22) = -1 EBADF (Bad file descriptor) [pid 969] close(23) = -1 EBADF (Bad file descriptor) [pid 969] close(24) = -1 EBADF (Bad file descriptor) [pid 969] close(25) = -1 EBADF (Bad file descriptor) [pid 969] close(26) = -1 EBADF (Bad file descriptor) [pid 969] close(27) = -1 EBADF (Bad file descriptor) [pid 969] close(28) = -1 EBADF (Bad file descriptor) [pid 969] close(29) = -1 EBADF (Bad file descriptor) [pid 969] exit_group(0) = ? [pid 969] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... restart_syscall resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] umount2("./163", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./161", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 306] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./161", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(3, "", [pid 303] umount2("./165", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3, [pid 301] newfstatat(3, "", [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] umount2("./163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3, [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(3, "", [pid 306] newfstatat(AT_FDCWD, "./163/binderfs", [pid 302] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] getdents64(3, [pid 302] newfstatat(3, "", [pid 306] unlink("./163/binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./161/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... unlink resumed>) = 0 [pid 303] umount2("./165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 301] newfstatat(AT_FDCWD, "./161/binderfs", [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] newfstatat(AT_FDCWD, "./165/binderfs", [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] close(3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... close resumed>) = 0 [pid 303] unlink("./165/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./163" [pid 301] unlink("./161/binderfs" [pid 303] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./171/binderfs", [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./164", 0777 [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] unlink("./171/binderfs" [pid 301] getdents64(3, [pid 303] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... unlink resumed>) = 0 [pid 301] close(3 [pid 303] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 303] rmdir("./165" [pid 301] rmdir("./161" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 166 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 970 attached [pid 303] mkdir("./166", 0777 [pid 302] getdents64(3, [pid 301] mkdir("./162", 0777 [pid 970] set_robust_list(0x555569336660, 24 [pid 301] <... mkdir resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 970] <... set_robust_list resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(3 [pid 970] chdir("./164" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 970] <... chdir resumed>) = 0 [pid 302] rmdir("./171" [pid 970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 970] setpgid(0, 0) = 0 [pid 970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 971 attached ) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 971] set_robust_list(0x555569336660, 24 [pid 970] write(3, "1000", 4 [pid 971] <... set_robust_list resumed>) = 0 [pid 970] <... write resumed>) = 4 ./strace-static-x86_64: Process 972 attached [pid 971] chdir("./162" [pid 970] close(3) = 0 [pid 971] <... chdir resumed>) = 0 [pid 970] symlink("/dev/binderfs", "./binderfs" [pid 972] set_robust_list(0x555569336660, 24 [pid 971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 970] <... symlink resumed>) = 0 [pid 302] mkdir("./172", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 164 [pid 972] <... set_robust_list resumed>) = 0 [pid 971] <... prctl resumed>) = 0 [pid 970] write(1, "executing program\n", 18 [pid 971] setpgid(0, 0 executing program [pid 970] <... write resumed>) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 972] chdir("./166" [pid 971] <... setpgid resumed>) = 0 [pid 970] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 168 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 972] <... chdir resumed>) = 0 [pid 971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 970] <... openat resumed>) = 3 [pid 970] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 971] write(3, "1000", 4 [pid 970] <... openat resumed>) = 4 ./strace-static-x86_64: Process 973 attached [pid 972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 971] <... write resumed>) = 4 [pid 971] close(3) = 0 [pid 970] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 973] set_robust_list(0x555569336660, 24 [pid 972] <... prctl resumed>) = 0 [pid 973] <... set_robust_list resumed>) = 0 [pid 972] setpgid(0, 0 [pid 973] chdir("./172" [pid 972] <... setpgid resumed>) = 0 [pid 971] symlink("/dev/binderfs", "./binderfs" [pid 970] <... openat resumed>) = 5 [pid 971] <... symlink resumed>) = 0 executing program [pid 970] setns(201, 0 [pid 971] write(1, "executing program\n", 18 [pid 970] <... setns resumed>) = 0 [pid 971] <... write resumed>) = 18 [pid 970] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 971] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 970] <... socket resumed>) = 6 [pid 972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 973] <... chdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 174 [pid 973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 972] <... openat resumed>) = 3 [pid 971] <... openat resumed>) = 3 [pid 970] setns(5, 0 [pid 973] <... prctl resumed>) = 0 [pid 970] <... setns resumed>) = 0 [pid 972] write(3, "1000", 4 [pid 973] setpgid(0, 0 [pid 972] <... write resumed>) = 4 [pid 973] <... setpgid resumed>) = 0 [pid 972] close(3 [pid 973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 972] <... close resumed>) = 0 [pid 971] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 970] close(5 [pid 973] <... openat resumed>) = 3 [pid 972] symlink("/dev/binderfs", "./binderfs" [pid 971] <... openat resumed>) = 4 [pid 970] <... close resumed>) = 0 [pid 973] write(3, "1000", 4 [pid 972] <... symlink resumed>) = 0 [pid 970] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 973] <... write resumed>) = 4 [pid 972] write(1, "executing program\n", 18 [pid 971] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 973] close(3 [pid 972] <... write resumed>) = 18 [pid 973] <... close resumed>) = 0 [pid 973] symlink("/dev/binderfs", "./binderfs" [pid 972] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 971] <... openat resumed>) = 5 [pid 970] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 971] setns(201, 0 [pid 972] <... openat resumed>) = 3 [pid 971] <... setns resumed>) = 0 [pid 972] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 971] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 970] close(3executing program [pid 973] <... symlink resumed>) = 0 [pid 971] <... socket resumed>) = 6 [pid 970] <... close resumed>) = 0 [pid 973] write(1, "executing program\n", 18 [pid 972] <... openat resumed>) = 4 [pid 973] <... write resumed>) = 18 [pid 972] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 971] setns(5, 0 [pid 970] close(4 [pid 973] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 971] <... setns resumed>) = 0 [pid 970] <... close resumed>) = 0 [pid 973] <... openat resumed>) = 3 [pid 972] <... openat resumed>) = 5 [pid 971] close(5 [pid 970] close(5 [pid 973] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 972] setns(201, 0 [pid 971] <... close resumed>) = 0 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... setns resumed>) = 0 [pid 971] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 973] <... openat resumed>) = 4 [pid 973] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 972] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 970] close(6 [pid 972] <... socket resumed>) = 6 [pid 970] <... close resumed>) = 0 [pid 973] <... openat resumed>) = 5 [pid 972] setns(5, 0 [pid 971] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 970] close(7 [pid 972] <... setns resumed>) = 0 [pid 973] setns(201, 0 [pid 972] close(5 [pid 971] close(3 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] <... setns resumed>) = 0 [pid 972] <... close resumed>) = 0 [pid 971] <... close resumed>) = 0 [pid 970] close(8 [pid 971] close(4 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 971] <... close resumed>) = 0 [pid 970] close(9 [pid 972] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 973] <... socket resumed>) = 6 [pid 971] close(5 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(10 [pid 971] close(6 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = 0 [pid 970] close(11 [pid 971] close(7 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(12 [pid 971] close(8 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(13 [pid 971] close(9 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(14 [pid 971] close(10 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(15 [pid 971] close(11 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] setns(5, 0 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(16 [pid 973] <... setns resumed>) = 0 [pid 972] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 971] close(12 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(5 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(17 [pid 973] <... close resumed>) = 0 [pid 972] close(3 [pid 971] close(13 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(18 [pid 971] close(14 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(19 [pid 971] close(15 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(3 [pid 972] <... close resumed>) = 0 [pid 971] close(16 [pid 970] close(20 [pid 973] <... close resumed>) = 0 [pid 972] close(4 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(4 [pid 972] <... close resumed>) = 0 [pid 971] close(17 [pid 970] close(21 [pid 973] <... close resumed>) = 0 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] close(18 [pid 970] close(22 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] close(19 [pid 970] close(23 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] close(20 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(5 [pid 972] close(5 [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(24 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] close(21 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(6 [pid 972] close(6 [pid 973] <... close resumed>) = 0 [pid 972] <... close resumed>) = 0 [pid 973] close(7 [pid 972] close(7 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(8) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(25 [pid 971] close(22 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(26 [pid 971] close(23 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(27 [pid 971] close(24 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(28 [pid 971] close(25 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] close(29 [pid 971] close(26 [pid 970] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] exit_group(0 [pid 973] close(9 [pid 972] close(8 [pid 971] close(27 [pid 970] <... exit_group resumed>) = ? [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 970] +++ exited with 0 +++ [pid 973] close(10 [pid 972] close(9 [pid 971] close(28 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] close(10 [pid 971] close(29 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 973] close(11 [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 973] close(12 [pid 972] close(11 [pid 971] exit_group(0 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 973] close(13 [pid 972] close(12 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 971] <... exit_group resumed>) = ? [pid 973] close(14 [pid 972] close(13 [pid 971] +++ exited with 0 +++ [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(15 [pid 972] close(14 [pid 306] umount2("./164", MNT_FORCE|UMOUNT_NOFOLLOW [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 973] close(16 [pid 972] close(15 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(17 [pid 972] close(16 [pid 301] <... restart_syscall resumed>) = 0 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(18 [pid 972] close(17 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 973] close(19 [pid 972] close(18 [pid 306] newfstatat(3, "", [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 973] close(20 [pid 972] close(19 [pid 306] getdents64(3, [pid 301] umount2("./162", MNT_FORCE|UMOUNT_NOFOLLOW [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 973] close(21 [pid 972] close(20 [pid 306] umount2("./164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] close(22 [pid 972] close(21 [pid 306] newfstatat(AT_FDCWD, "./164/binderfs", [pid 301] openat(AT_FDCWD, "./162", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 973] close(23 [pid 972] close(22 [pid 306] unlink("./164/binderfs" [pid 301] <... openat resumed>) = 3 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] close(24 [pid 972] close(23 [pid 306] <... unlink resumed>) = 0 [pid 301] newfstatat(3, "", [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 973] close(25 [pid 972] close(24 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 973] close(26 [pid 972] close(25 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./162/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 973] close(27 [pid 972] close(26 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 973] close(28 [pid 972] close(27 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./162/binderfs", [pid 973] close(29 [pid 972] close(28 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 973] exit_group(0 [pid 972] close(29 [pid 301] unlink("./162/binderfs" [pid 972] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 973] <... exit_group resumed>) = ? [pid 972] exit_group(0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./164") = 0 [pid 306] mkdir("./165", 0777 [pid 973] +++ exited with 0 +++ [pid 972] <... exit_group resumed>) = ? [pid 306] <... mkdir resumed>) = 0 [pid 301] getdents64(3, [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 974 attached [pid 972] +++ exited with 0 +++ [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 974] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 167 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 974] <... set_robust_list resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] close(3 [pid 974] chdir("./165" [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./162" [pid 974] <... chdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] mkdir("./163", 0777 [pid 974] setpgid(0, 0) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 974] 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|SIGCHLDexecuting program [pid 974] <... openat resumed>) = 3 [pid 974] write(3, "1000", 4) = 4 [pid 974] close(3) = 0 [pid 974] symlink("/dev/binderfs", "./binderfs") = 0 [pid 974] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 975 attached [pid 975] set_robust_list(0x555569336660, 24 [pid 974] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 975] <... set_robust_list resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 165 [pid 975] chdir("./163" [pid 974] <... openat resumed>) = 3 [pid 975] <... chdir resumed>) = 0 [pid 974] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 975] setpgid(0, 0 [pid 303] umount2("./166", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW [pid 975] <... setpgid resumed>) = 0 [pid 974] <... openat resumed>) = 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 974] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 974] <... openat resumed>) = 5 [pid 303] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 975] <... openat resumed>) = 3 [pid 974] setns(201, 0 [pid 975] write(3, "1000", 4 [pid 974] <... setns resumed>) = 0 [pid 303] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 975] <... write resumed>) = 4 [pid 974] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] getdents64(3, [pid 975] close(3 [pid 974] <... socket resumed>) = 6 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 975] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 975] symlink("/dev/binderfs", "./binderfs" [pid 974] setns(5, 0 [pid 302] umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 975] <... symlink resumed>) = 0 [pid 974] <... setns resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 302] newfstatat(AT_FDCWD, "./172/binderfs", [pid 975] write(1, "executing program\n", 18 [pid 974] close(5 [pid 303] newfstatat(AT_FDCWD, "./166/binderfs", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 975] <... write resumed>) = 18 [pid 974] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 975] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 974] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] unlink("./172/binderfs" [pid 975] <... openat resumed>) = 3 [pid 303] unlink("./166/binderfs") = 0 [pid 302] <... unlink resumed>) = 0 [pid 975] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 974] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 975] <... openat resumed>) = 4 [pid 974] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 974] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 302] close(3 [pid 974] close(4 [pid 303] rmdir("./166" [pid 302] <... close resumed>) = 0 [pid 975] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 974] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] rmdir("./172" [pid 303] mkdir("./167", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] mkdir("./173", 0777 [pid 975] <... openat resumed>) = 5 [pid 974] close(5 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 975] setns(201, 0 [pid 974] close(6./strace-static-x86_64: Process 976 attached [pid 975] <... setns resumed>) = 0 [pid 974] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 975] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 974] close(7./strace-static-x86_64: Process 977 attached [pid 976] set_robust_list(0x555569336660, 24 [pid 975] <... socket resumed>) = 6 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 169 [pid 977] set_robust_list(0x555569336660, 24 [pid 976] <... set_robust_list resumed>) = 0 [pid 975] setns(5, 0 [pid 974] close(8 [pid 977] <... set_robust_list resumed>) = 0 [pid 976] chdir("./167" [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 175 [pid 977] chdir("./173" [pid 976] <... chdir resumed>) = 0 [pid 975] <... setns resumed>) = 0 [pid 974] close(9 [pid 977] <... chdir resumed>) = 0 [pid 976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 976] <... prctl resumed>) = 0 [pid 977] <... prctl resumed>) = 0 [pid 976] setpgid(0, 0 [pid 977] setpgid(0, 0 [pid 976] <... setpgid resumed>) = 0 [pid 977] <... setpgid resumed>) = 0 [pid 976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 975] close(5 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] <... openat resumed>) = 3 [pid 975] <... close resumed>) = 0 [pid 974] close(10 [pid 977] <... openat resumed>) = 3 [pid 975] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(11 [pid 977] write(3, "1000", 4 [pid 976] write(3, "1000", 4 [pid 977] <... write resumed>) = 4 [pid 976] <... write resumed>) = 4 [pid 977] close(3 [pid 976] close(3 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = 0 [pid 976] <... close resumed>) = 0 [pid 977] symlink("/dev/binderfs", "./binderfs" [pid 976] symlink("/dev/binderfs", "./binderfs" [pid 977] <... symlink resumed>) = 0 [pid 976] <... symlink resumed>) = 0 executing program executing program [pid 976] write(1, "executing program\n", 18 [pid 977] write(1, "executing program\n", 18) = 18 [pid 976] <... write resumed>) = 18 [pid 977] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 976] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 977] <... openat resumed>) = 3 [pid 977] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 974] close(12 [pid 975] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] close(3 [pid 974] close(13 [pid 977] <... openat resumed>) = 4 [pid 976] <... openat resumed>) = 3 [pid 975] <... close resumed>) = 0 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 976] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 975] close(4 [pid 974] close(14 [pid 977] <... openat resumed>) = 5 [pid 976] <... openat resumed>) = 4 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(15 [pid 976] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 975] <... close resumed>) = 0 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] setns(201, 0 [pid 976] <... openat resumed>) = 5 [pid 975] close(5 [pid 974] close(16 [pid 977] <... setns resumed>) = 0 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 976] setns(201, 0 [pid 975] close(6 [pid 974] close(17 [pid 977] setns(5, 0 [pid 976] <... setns resumed>) = 0 [pid 977] <... setns resumed>) = 0 [pid 976] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(5 [pid 976] <... socket resumed>) = 6 [pid 974] close(18 [pid 977] <... close resumed>) = 0 [pid 976] setns(5, 0 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 976] <... setns resumed>) = 0 [pid 975] <... close resumed>) = 0 [pid 974] close(19 [pid 975] close(7 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(5) = 0 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(20 [pid 977] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 976] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 975] close(8 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(3) = 0 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(21 [pid 975] close(9 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(22 [pid 977] close(4 [pid 976] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 975] close(10 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = 0 [pid 977] close(5 [pid 976] close(3 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(23 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] <... close resumed>) = 0 [pid 975] close(11 [pid 977] close(6 [pid 976] close(4 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = 0 [pid 974] close(24 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] close(12 [pid 974] close(25 [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(7 [pid 976] <... close resumed>) = 0 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(5 [pid 977] close(8 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(6 [pid 977] close(9 [pid 976] <... close resumed>) = 0 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(7 [pid 977] close(10 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(8 [pid 977] close(11 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(9 [pid 977] close(12 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(10 [pid 977] close(13 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(26 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(11 [pid 977] close(14 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(12 [pid 977] close(15 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(16 [pid 976] close(13 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(17 [pid 976] close(14 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(18 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(15 [pid 977] close(19 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(16 [pid 977] close(20) = -1 EBADF (Bad file descriptor) [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(21 [pid 976] close(17 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(22 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(18 [pid 977] close(23 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(24 [pid 976] close(19 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(25 [pid 976] close(20 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(26 [pid 976] close(21 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(27 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(22 [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 977] close(28 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(27 [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(23 [pid 977] close(29 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] close(28) = -1 EBADF (Bad file descriptor) [pid 977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(24 [pid 974] close(29 [pid 977] exit_group(0 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] close(13 [pid 977] <... exit_group resumed>) = ? [pid 976] close(25 [pid 977] +++ exited with 0 +++ [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(26 [pid 975] close(14 [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 974] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 976] close(27 [pid 975] close(15 [pid 974] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 976] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 976] close(28) = -1 EBADF (Bad file descriptor) [pid 976] close(29) = -1 EBADF (Bad file descriptor) [pid 976] exit_group(0) = ? [pid 974] +++ exited with 0 +++ [pid 975] close(16) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 975] close(17 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 975] close(18) = -1 EBADF (Bad file descriptor) [pid 976] +++ exited with 0 +++ [pid 975] close(19 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 975] close(20) = -1 EBADF (Bad file descriptor) [pid 975] close(21) = -1 EBADF (Bad file descriptor) [pid 975] close(22) = -1 EBADF (Bad file descriptor) [pid 975] close(23) = -1 EBADF (Bad file descriptor) [pid 975] close(24) = -1 EBADF (Bad file descriptor) [pid 975] close(25) = -1 EBADF (Bad file descriptor) [pid 975] close(26) = -1 EBADF (Bad file descriptor) [pid 975] close(27) = -1 EBADF (Bad file descriptor) [pid 975] close(28) = -1 EBADF (Bad file descriptor) [pid 975] close(29) = -1 EBADF (Bad file descriptor) [pid 975] exit_group(0) = ? [pid 303] <... restart_syscall resumed>) = 0 [pid 303] umount2("./167", MNT_FORCE|UMOUNT_NOFOLLOW [pid 975] +++ exited with 0 +++ [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./167/binderfs", [pid 302] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 303] unlink("./167/binderfs") = 0 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... close resumed>) = 0 [pid 302] umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] rmdir("./167" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] mkdir("./168", 0777 [pid 302] newfstatat(AT_FDCWD, "./173/binderfs", [pid 303] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./165", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./163", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./163", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] unlink("./173/binderfs" [pid 301] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(3, "", ./strace-static-x86_64: Process 978 attached [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 978] set_robust_list(0x555569336660, 24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 170 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3, [pid 978] <... set_robust_list resumed>) = 0 [pid 306] umount2("./165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./163/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./165/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./163/binderfs", [pid 306] unlink("./165/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 301] unlink("./163/binderfs" [pid 306] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 978] chdir("./168" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] getdents64(3, [pid 978] <... chdir resumed>) = 0 [pid 306] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... close resumed>) = 0 [pid 302] rmdir("./173" [pid 301] close(3 [pid 978] <... prctl resumed>) = 0 [pid 306] rmdir("./165" [pid 301] <... close resumed>) = 0 [pid 978] setpgid(0, 0 [pid 306] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./163" [pid 978] <... setpgid resumed>) = 0 [pid 306] mkdir("./166", 0777 [pid 302] mkdir("./174", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... mkdir resumed>) = 0 [pid 301] mkdir("./164", 0777 [pid 978] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 978] write(3, "1000", 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./strace-static-x86_64: Process 980 attached ./strace-static-x86_64: Process 979 attached [pid 978] <... write resumed>) = 4 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 168 ./strace-static-x86_64: Process 981 attached [pid 980] set_robust_list(0x555569336660, 24 [pid 978] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 166 [pid 981] set_robust_list(0x555569336660, 24 [pid 980] <... set_robust_list resumed>) = 0 [pid 979] set_robust_list(0x555569336660, 24 [pid 978] <... close resumed>) = 0 [pid 981] <... set_robust_list resumed>) = 0 [pid 980] chdir("./164" [pid 979] <... set_robust_list resumed>) = 0 [pid 978] symlink("/dev/binderfs", "./binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 176 [pid 981] chdir("./174" [pid 980] <... chdir resumed>) = 0 [pid 980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 978] <... symlink resumed>) = 0 [pid 981] <... chdir resumed>) = 0 [pid 980] <... prctl resumed>) = 0 executing program [pid 978] write(1, "executing program\n", 18 [pid 981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 980] setpgid(0, 0 [pid 981] <... prctl resumed>) = 0 [pid 980] <... setpgid resumed>) = 0 [pid 981] setpgid(0, 0 [pid 980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 979] chdir("./166" [pid 978] <... write resumed>) = 18 [pid 981] <... setpgid resumed>) = 0 [pid 980] <... openat resumed>) = 3 [pid 981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 979] <... chdir resumed>) = 0 [pid 978] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 978] <... openat resumed>) = 3 [pid 979] <... prctl resumed>) = 0 [pid 981] <... openat resumed>) = 3 [pid 980] write(3, "1000", 4 [pid 979] setpgid(0, 0 [pid 978] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 981] write(3, "1000", 4 [pid 980] <... write resumed>) = 4 [pid 979] <... setpgid resumed>) = 0 [pid 981] <... write resumed>) = 4 [pid 980] close(3 [pid 978] <... openat resumed>) = 4 [pid 981] close(3 [pid 980] <... close resumed>) = 0 executing program [pid 979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 981] <... close resumed>) = 0 [pid 980] symlink("/dev/binderfs", "./binderfs" [pid 981] symlink("/dev/binderfs", "./binderfs" [pid 980] <... symlink resumed>) = 0 [pid 978] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 981] <... symlink resumed>) = 0 [pid 979] <... openat resumed>) = 3 [pid 980] write(1, "executing program\n", 18 executing program [pid 981] write(1, "executing program\n", 18 [pid 980] <... write resumed>) = 18 [pid 979] write(3, "1000", 4 [pid 978] <... openat resumed>) = 5 [pid 981] <... write resumed>) = 18 [pid 980] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 979] <... write resumed>) = 4 [pid 981] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 980] <... openat resumed>) = 3 [pid 979] close(3 [pid 978] setns(201, 0 [pid 981] <... openat resumed>) = 3 [pid 980] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 981] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 980] <... openat resumed>) = 4 [pid 979] <... close resumed>) = 0 [pid 978] <... setns resumed>) = 0 [pid 981] <... openat resumed>) = 4 [pid 980] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 979] symlink("/dev/binderfs", "./binderfs" [pid 978] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 981] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 980] <... openat resumed>) = 5 [pid 979] <... symlink resumed>) = 0 [pid 978] <... socket resumed>) = 6 [pid 981] <... openat resumed>) = 5 [pid 980] setns(201, 0 [pid 981] setns(201, 0) = 0 [pid 980] <... setns resumed>) = 0 [pid 981] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM executing program [pid 979] write(1, "executing program\n", 18 [pid 978] setns(5, 0 [pid 981] <... socket resumed>) = 6 [pid 980] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 979] <... write resumed>) = 18 [pid 978] <... setns resumed>) = 0 [pid 980] <... socket resumed>) = 6 [pid 979] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 978] close(5 [pid 981] setns(5, 0 [pid 980] setns(5, 0 [pid 978] <... close resumed>) = 0 [pid 981] <... setns resumed>) = 0 [pid 980] <... setns resumed>) = 0 [pid 979] <... openat resumed>) = 3 [pid 978] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 981] close(5 [pid 980] close(5 [pid 981] <... close resumed>) = 0 [pid 980] <... close resumed>) = 0 [pid 979] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 981] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 980] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 979] <... openat resumed>) = 4 [pid 978] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 981] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 979] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 978] close(3 [pid 981] close(3 [pid 980] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 978] <... close resumed>) = 0 [pid 981] <... close resumed>) = 0 [pid 980] close(3 [pid 981] close(4) = 0 [pid 979] <... openat resumed>) = 5 [pid 978] close(4 [pid 979] setns(201, 0 [pid 978] <... close resumed>) = 0 [pid 981] close(5 [pid 980] <... close resumed>) = 0 [pid 979] <... setns resumed>) = 0 [pid 978] close(5 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] close(4 [pid 979] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(6 [pid 978] close(6 [pid 981] <... close resumed>) = 0 [pid 980] <... close resumed>) = 0 [pid 979] <... socket resumed>) = 6 [pid 980] close(5 [pid 978] <... close resumed>) = 0 [pid 981] close(7 [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(7 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] close(6 [pid 979] setns(5, 0 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(8 [pid 980] <... close resumed>) = 0 [pid 979] <... setns resumed>) = 0 [pid 978] close(8 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(9 [pid 980] close(7 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(10 [pid 980] close(8 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(11 [pid 980] close(9 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(12 [pid 980] close(10 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(13 [pid 980] close(11 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(14 [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] close(12 [pid 981] close(15 [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] close(13 [pid 981] close(16 [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(17 [pid 980] close(14 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(5 [pid 978] close(9 [pid 981] close(18 [pid 980] close(15 [pid 979] <... close resumed>) = 0 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(10 [pid 981] close(19 [pid 980] close(16 [pid 979] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(11 [pid 981] close(20 [pid 980] close(17 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(12 [pid 981] close(21 [pid 980] close(18 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(13 [pid 981] close(22 [pid 980] close(19 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 978] close(14 [pid 981] close(23 [pid 980] close(20 [pid 979] close(3 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] <... close resumed>) = 0 [pid 978] close(15 [pid 981] close(24 [pid 980] close(21 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(4 [pid 978] close(16 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] <... close resumed>) = 0 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(25 [pid 980] close(22 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(5 [pid 978] close(17 [pid 981] close(26 [pid 980] close(23 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(6 [pid 978] close(18 [pid 981] close(27 [pid 980] close(24 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(28 [pid 980] close(25 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] close(29 [pid 980] close(26 [pid 981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] exit_group(0 [pid 980] close(27 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] <... close resumed>) = 0 [pid 978] close(19 [pid 981] <... exit_group resumed>) = ? [pid 980] close(28 [pid 979] close(7 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 981] +++ exited with 0 +++ [pid 980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(20 [pid 980] close(29) = -1 EBADF (Bad file descriptor) [pid 980] exit_group(0 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 979] close(8 [pid 980] <... exit_group resumed>) = ? [pid 978] close(21 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 980] +++ exited with 0 +++ [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(9 [pid 302] <... restart_syscall resumed>) = 0 [pid 978] close(22 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 979] close(10 [pid 978] close(23 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(24 [pid 302] umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(11 [pid 978] close(25 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(12 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 978] close(26 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 979] close(13 [pid 978] close(27 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 979] close(14 [pid 978] close(28 [pid 302] newfstatat(3, "", [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(15 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 978] close(29 [pid 979] close(16 [pid 978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(17 [pid 978] exit_group(0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(18) = -1 EBADF (Bad file descriptor) [pid 979] close(19) = -1 EBADF (Bad file descriptor) [pid 979] close(20) = -1 EBADF (Bad file descriptor) [pid 979] close(21) = -1 EBADF (Bad file descriptor) [pid 979] close(22) = -1 EBADF (Bad file descriptor) [pid 979] close(23) = -1 EBADF (Bad file descriptor) [pid 979] close(24) = -1 EBADF (Bad file descriptor) [pid 979] close(25) = -1 EBADF (Bad file descriptor) [pid 979] close(26) = -1 EBADF (Bad file descriptor) [pid 979] close(27) = -1 EBADF (Bad file descriptor) [pid 979] close(28 [pid 978] <... exit_group resumed>) = ? [pid 302] umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 979] close(29) = -1 EBADF (Bad file descriptor) [pid 979] exit_group(0) = ? [pid 978] +++ exited with 0 +++ [pid 979] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] newfstatat(AT_FDCWD, "./174/binderfs", [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./174/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./174") = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./175", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] umount2("./168", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 982 attached ) = -1 EINVAL (Invalid argument) [pid 982] set_robust_list(0x555569336660, 24 [pid 303] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 177 [pid 982] <... set_robust_list resumed>) = 0 [pid 982] chdir("./175" [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 982] <... chdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] newfstatat(3, "", [pid 982] <... prctl resumed>) = 0 [pid 306] umount2("./166", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 982] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./164", MNT_FORCE|UMOUNT_NOFOLLOW [pid 982] <... setpgid resumed>) = 0 [pid 306] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] openat(AT_FDCWD, "./164", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 982] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] umount2("./168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 982] write(3, "1000", 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(3, "", [pid 982] <... write resumed>) = 4 [pid 306] getdents64(3, [pid 303] newfstatat(AT_FDCWD, "./168/binderfs", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 982] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 982] <... close resumed>) = 0 [pid 306] umount2("./166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] unlink("./168/binderfs" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 982] symlink("/dev/binderfs", "./binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... unlink resumed>) = 0 [pid 301] umount2("./164/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 982] <... symlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./166/binderfs", [pid 303] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 982] write(1, "executing program\n", 18 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./164/binderfs", [pid 982] <... write resumed>) = 18 [pid 306] unlink("./166/binderfs" [pid 303] close(3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 982] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... unlink resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 301] unlink("./164/binderfs" [pid 982] <... openat resumed>) = 3 [pid 306] getdents64(3, [pid 303] rmdir("./168" [pid 301] <... unlink resumed>) = 0 [pid 982] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] getdents64(3, [pid 982] <... openat resumed>) = 4 [pid 306] close(3 [pid 303] mkdir("./169", 0777 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 982] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 982] <... openat resumed>) = 5 [pid 306] rmdir("./166" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 982] setns(201, 0 [pid 306] <... rmdir resumed>) = 0 [pid 301] rmdir("./164") = 0 [pid 301] mkdir("./165", 0777./strace-static-x86_64: Process 983 attached [pid 982] <... setns resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 983] set_robust_list(0x555569336660, 24 [pid 982] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] mkdir("./167", 0777 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 171 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 984 attached [pid 983] <... set_robust_list resumed>) = 0 [pid 982] <... socket resumed>) = 6 [pid 306] <... mkdir resumed>) = 0 [pid 982] setns(5, 0 [pid 983] chdir("./169" [pid 984] set_robust_list(0x555569336660, 24 [pid 982] <... setns resumed>) = 0 [pid 984] <... set_robust_list resumed>) = 0 [pid 983] <... chdir resumed>) = 0 [pid 982] close(5 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 167 [pid 983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 983] <... prctl resumed>) = 0 [pid 982] <... close resumed>) = 0 ./strace-static-x86_64: Process 985 attached [pid 985] set_robust_list(0x555569336660, 24) = 0 [pid 984] chdir("./165" [pid 983] setpgid(0, 0 [pid 982] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 983] <... setpgid resumed>) = 0 [pid 985] chdir("./167" [pid 984] <... chdir resumed>) = 0 [pid 985] <... chdir resumed>) = 0 [pid 983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 985] setpgid(0, 0 [pid 984] <... prctl resumed>) = 0 [pid 983] <... openat resumed>) = 3 [pid 985] <... setpgid resumed>) = 0 [pid 985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 984] setpgid(0, 0 [pid 983] write(3, "1000", 4 [pid 982] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 984] <... setpgid resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 169 [pid 983] <... write resumed>) = 4 [pid 985] <... openat resumed>) = 3 [pid 984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 983] close(3 [pid 985] write(3, "1000", 4 [pid 983] <... close resumed>) = 0 [pid 985] <... write resumed>) = 4 [pid 985] close(3 [pid 984] <... openat resumed>) = 3 [pid 983] symlink("/dev/binderfs", "./binderfs" [pid 982] close(3 [pid 985] <... close resumed>) = 0 [pid 985] symlink("/dev/binderfs", "./binderfs") = 0 [pid 982] <... close resumed>) = 0 [pid 983] <... symlink resumed>) = 0 [pid 982] close(4 [pid 985] write(1, "executing program\n", 18 [pid 984] write(3, "1000", 4 [pid 983] write(1, "executing program\n", 18executing program [pid 982] <... close resumed>) = 0 [pid 984] <... write resumed>) = 4 [pid 983] <... write resumed>) = 18 [pid 982] close(5 [pid 984] close(3 [pid 985] <... write resumed>) = 18 executing program [pid 984] <... close resumed>) = 0 [pid 983] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 984] symlink("/dev/binderfs", "./binderfs" [pid 982] close(6 [pid 983] <... openat resumed>) = 3 [pid 985] <... openat resumed>) = 3 executing program [pid 982] <... close resumed>) = 0 [pid 985] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 984] <... symlink resumed>) = 0 [pid 983] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 985] <... openat resumed>) = 4 [pid 984] write(1, "executing program\n", 18 [pid 982] close(7 [pid 984] <... write resumed>) = 18 [pid 985] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 984] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 983] <... openat resumed>) = 4 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... openat resumed>) = 5 [pid 982] close(8 [pid 983] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 984] <... openat resumed>) = 3 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] setns(201, 0 [pid 984] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 983] <... openat resumed>) = 5 [pid 982] close(9 [pid 985] <... setns resumed>) = 0 [pid 985] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 984] <... openat resumed>) = 4 [pid 983] setns(201, 0 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... socket resumed>) = 6 [pid 985] setns(5, 0 [pid 983] <... setns resumed>) = 0 [pid 982] close(10 [pid 985] <... setns resumed>) = 0 [pid 985] close(5) = 0 [pid 984] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 983] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 983] <... socket resumed>) = 6 [pid 982] close(11 [pid 984] <... openat resumed>) = 5 [pid 983] setns(5, 0 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 984] setns(201, 0 [pid 983] <... setns resumed>) = 0 [pid 982] close(12 [pid 984] <... setns resumed>) = 0 [pid 983] close(5 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 983] <... close resumed>) = 0 [pid 982] close(13 [pid 985] close(3 [pid 984] <... socket resumed>) = 6 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... close resumed>) = 0 [pid 983] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 985] close(4 [pid 984] setns(5, 0 [pid 982] close(14 [pid 985] <... close resumed>) = 0 [pid 985] close(5 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... setns resumed>) = 0 [pid 982] close(15 [pid 985] close(6 [pid 984] close(5 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... close resumed>) = 0 [pid 983] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 982] close(16 [pid 984] <... close resumed>) = 0 [pid 983] close(3 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(7 [pid 982] close(17 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 983] <... close resumed>) = 0 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(8 [pid 983] close(4 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] close(18 [pid 985] close(9 [pid 983] <... close resumed>) = 0 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(10) = -1 EBADF (Bad file descriptor) [pid 985] close(11) = -1 EBADF (Bad file descriptor) [pid 985] close(12) = -1 EBADF (Bad file descriptor) [pid 985] close(13 [pid 983] close(5 [pid 982] close(19 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(6 [pid 982] close(20 [pid 984] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 985] close(14 [pid 983] <... close resumed>) = 0 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(3 [pid 982] close(21 [pid 984] <... close resumed>) = 0 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(4 [pid 982] close(22 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(15 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = 0 [pid 982] close(23 [pid 984] close(5 [pid 983] close(7 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] close(24 [pid 984] close(6 [pid 983] close(8 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(16) = -1 EBADF (Bad file descriptor) [pid 985] close(17) = -1 EBADF (Bad file descriptor) [pid 985] close(18) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = 0 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(7 [pid 983] close(9 [pid 982] close(25 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(8 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(10 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] close(26 [pid 984] close(9 [pid 983] close(11 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] close(27 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(12 [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(10 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(13 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] close(28 [pid 984] close(11 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(14 [pid 982] close(29 [pid 984] close(12 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(19) = -1 EBADF (Bad file descriptor) [pid 985] close(20 [pid 982] exit_group(0 [pid 983] close(15 [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(13 [pid 983] close(16 [pid 982] <... exit_group resumed>) = ? [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] close(21) = -1 EBADF (Bad file descriptor) [pid 985] close(22) = -1 EBADF (Bad file descriptor) [pid 985] close(23) = -1 EBADF (Bad file descriptor) [pid 985] close(24) = -1 EBADF (Bad file descriptor) [pid 985] close(25) = -1 EBADF (Bad file descriptor) [pid 985] close(26) = -1 EBADF (Bad file descriptor) [pid 985] close(27) = -1 EBADF (Bad file descriptor) [pid 985] close(28) = -1 EBADF (Bad file descriptor) [pid 982] +++ exited with 0 +++ [pid 983] close(17 [pid 984] close(14 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(18 [pid 984] close(15 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(19 [pid 984] close(16 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(20 [pid 985] close(29 [pid 984] close(17 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(21 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 985] exit_group(0 [pid 984] close(18 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] <... exit_group resumed>) = ? [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 985] +++ exited with 0 +++ [pid 983] close(22 [pid 984] close(19 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(23 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 983] close(24 [pid 984] close(20 [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] close(25 [pid 984] close(21) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(22 [pid 983] close(26 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(23 [pid 983] close(27 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(24 [pid 983] close(28 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(25 [pid 983] close(29 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 983] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(26) = -1 EBADF (Bad file descriptor) [pid 984] close(27 [pid 983] exit_group(0 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 984] close(28 [pid 983] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 983] +++ exited with 0 +++ [pid 302] newfstatat(3, "", [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 984] close(29) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 984] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./175/binderfs", [pid 984] <... exit_group resumed>) = ? [pid 303] umount2("./169", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./175/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./175") = 0 [pid 302] mkdir("./176", 0777 [pid 984] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 986 attached [pid 303] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 178 [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 986] set_robust_list(0x555569336660, 24 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 986] <... set_robust_list resumed>) = 0 [pid 303] umount2("./169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./167", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./169/binderfs", [pid 986] chdir("./176") = 0 [pid 306] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... openat resumed>) = 3 [pid 303] unlink("./169/binderfs" [pid 986] <... prctl resumed>) = 0 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... unlink resumed>) = 0 [pid 986] setpgid(0, 0 [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 986] <... setpgid resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] umount2("./167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] newfstatat(AT_FDCWD, "./167/binderfs", [pid 303] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... close resumed>) = 0 [pid 306] unlink("./167/binderfs" [pid 303] rmdir("./169" [pid 986] <... openat resumed>) = 3 [pid 303] <... rmdir resumed>) = 0 [pid 986] write(3, "1000", 4 [pid 306] <... unlink resumed>) = 0 [pid 303] mkdir("./170", 0777 [pid 986] <... write resumed>) = 4 [pid 986] close(3 [pid 306] getdents64(3, [pid 303] <... mkdir resumed>) = 0 [pid 986] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 986] symlink("/dev/binderfs", "./binderfs" [pid 306] close(3./strace-static-x86_64: Process 987 attached ) = 0 [pid 987] set_robust_list(0x555569336660, 24 [pid 986] <... symlink resumed>) = 0 [pid 987] <... set_robust_list resumed>) = 0 executing program [pid 987] chdir("./170" [pid 306] rmdir("./167" [pid 986] write(1, "executing program\n", 18 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 172 [pid 986] <... write resumed>) = 18 [pid 306] <... rmdir resumed>) = 0 [pid 987] <... chdir resumed>) = 0 [pid 986] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] mkdir("./168", 0777 [pid 987] <... prctl resumed>) = 0 [pid 986] <... openat resumed>) = 3 [pid 987] setpgid(0, 0 [pid 306] <... mkdir resumed>) = 0 [pid 986] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 987] <... setpgid resumed>) = 0 [pid 987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 987] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 988 attached [pid 987] close(3) = 0 [pid 987] symlink("/dev/binderfs", "./binderfs" [pid 301] <... restart_syscall resumed>) = 0 [pid 988] set_robust_list(0x555569336660, 24 [pid 987] <... symlink resumed>) = 0 [pid 986] <... openat resumed>) = 4 executing program [pid 988] <... set_robust_list resumed>) = 0 [pid 987] write(1, "executing program\n", 18 [pid 986] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 170 [pid 987] <... write resumed>) = 18 [pid 988] chdir("./168" [pid 986] <... openat resumed>) = 5 [pid 988] <... chdir resumed>) = 0 [pid 986] setns(201, 0 [pid 988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 986] <... setns resumed>) = 0 [pid 988] <... prctl resumed>) = 0 [pid 987] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] umount2("./165", MNT_FORCE|UMOUNT_NOFOLLOW [pid 988] setpgid(0, 0 [pid 987] <... openat resumed>) = 3 [pid 986] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 988] <... setpgid resumed>) = 0 [pid 987] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] openat(AT_FDCWD, "./165", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 987] <... openat resumed>) = 4 [pid 986] <... socket resumed>) = 6 [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 987] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 988] <... openat resumed>) = 3 [pid 986] setns(5, 0 [pid 301] getdents64(3, [pid 986] <... setns resumed>) = 0 [pid 988] write(3, "1000", 4 [pid 987] <... openat resumed>) = 5 [pid 986] close(5 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 988] <... write resumed>) = 4 [pid 986] <... close resumed>) = 0 [pid 988] close(3 [pid 987] setns(201, 0 [pid 988] <... close resumed>) = 0 [pid 986] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] umount2("./165/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 988] symlink("/dev/binderfs", "./binderfs" [pid 987] <... setns resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 987] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program [pid 301] newfstatat(AT_FDCWD, "./165/binderfs", [pid 987] <... socket resumed>) = 6 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./165/binderfs" [pid 988] <... symlink resumed>) = 0 [pid 987] setns(5, 0 [pid 301] <... unlink resumed>) = 0 [pid 988] write(1, "executing program\n", 18 [pid 987] <... setns resumed>) = 0 [pid 986] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 988] <... write resumed>) = 18 [pid 986] close(3 [pid 987] close(5 [pid 301] getdents64(3, [pid 988] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 987] <... close resumed>) = 0 [pid 986] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 987] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 986] close(4 [pid 301] close(3 [pid 988] <... openat resumed>) = 3 [pid 986] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 988] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 986] close(5 [pid 301] rmdir("./165" [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 986] close(6 [pid 301] <... rmdir resumed>) = 0 [pid 988] <... openat resumed>) = 4 [pid 987] close(3 [pid 986] <... close resumed>) = 0 [pid 301] mkdir("./166", 0777 [pid 988] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 986] close(7 [pid 987] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 987] close(4 [pid 988] <... openat resumed>) = 5 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 988] setns(201, 0 [pid 987] <... close resumed>) = 0 [pid 986] close(8 [pid 987] close(5 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 989 attached [pid 988] <... setns resumed>) = 0 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(9 [pid 988] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] set_robust_list(0x555569336660, 24 [pid 988] <... socket resumed>) = 6 [pid 987] close(6 [pid 986] close(10 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 168 [pid 988] setns(5, 0 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... setns resumed>) = 0 [pid 986] close(11 [pid 988] close(5 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... set_robust_list resumed>) = 0 [pid 988] <... close resumed>) = 0 [pid 987] <... close resumed>) = 0 [pid 986] close(12) = -1 EBADF (Bad file descriptor) [pid 988] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 986] close(13 [pid 989] chdir("./166" [pid 987] close(7 [pid 989] <... chdir resumed>) = 0 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 987] close(8 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 988] close(3 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(14 [pid 989] <... prctl resumed>) = 0 [pid 988] <... close resumed>) = 0 [pid 987] close(9 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] close(4 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(15 [pid 989] setpgid(0, 0 [pid 988] <... close resumed>) = 0 [pid 987] close(10 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... setpgid resumed>) = 0 [pid 988] close(5 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(16 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] close(11 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 988] close(6 [pid 986] close(17 [pid 988] <... close resumed>) = 0 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] close(12 [pid 986] close(18 [pid 988] close(7 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(19 [pid 988] close(8 [pid 987] close(13 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(20 [pid 988] close(9 [pid 987] close(14 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(21 [pid 989] <... openat resumed>) = 3 [pid 988] close(10 [pid 987] close(15 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] write(3, "1000", 4 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(22 [pid 989] <... write resumed>) = 4 [pid 987] close(16 [pid 989] close(3 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... close resumed>) = 0 [pid 987] close(17 [pid 988] close(11 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(23 [pid 988] close(12 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(24 [pid 988] close(13 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(25 [pid 988] close(14 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(26 [pid 988] close(15 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(27 [pid 988] close(16 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(28 [pid 988] close(17 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] close(29 [pid 989] symlink("/dev/binderfs", "./binderfs" [pid 988] close(18 [pid 987] close(18 [pid 986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... symlink resumed>) = 0 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] exit_group(0 [pid 989] write(1, "executing program\n", 18 [pid 988] close(19 [pid 987] close(19 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 986] <... exit_group resumed>) = ? executing program [pid 989] <... write resumed>) = 18 [pid 988] close(20 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] close(20 [pid 989] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... openat resumed>) = 3 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] close(21 [pid 986] +++ exited with 0 +++ [pid 989] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 987] close(22 [pid 988] close(21 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] <... openat resumed>) = 4 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] close(23 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 988] close(22 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 989] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 988] close(23 [pid 987] close(24 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] close(24) = -1 EBADF (Bad file descriptor) [pid 988] close(25) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] close(26) = -1 EBADF (Bad file descriptor) [pid 987] close(25 [pid 988] close(27) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] close(28 [pid 987] close(26 [pid 988] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 988] close(29) = -1 EBADF (Bad file descriptor) [pid 988] exit_group(0 [pid 987] close(27 [pid 988] <... exit_group resumed>) = ? [pid 989] <... openat resumed>) = 5 [pid 988] +++ exited with 0 +++ [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 987] close(28 [pid 989] setns(201, 0 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 987] close(29 [pid 989] <... setns resumed>) = 0 [pid 987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW [pid 989] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 987] exit_group(0 [pid 306] umount2("./168", MNT_FORCE|UMOUNT_NOFOLLOW [pid 989] <... socket resumed>) = 6 [pid 987] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 989] setns(5, 0) = 0 [pid 989] close(5) = 0 [pid 989] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 987] +++ exited with 0 +++ [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(3, "", [pid 306] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 302] getdents64(3, [pid 989] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 989] close(3) = 0 [pid 989] close(4) = 0 [pid 989] close(5) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./168/binderfs", [pid 989] close(6 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 989] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./176/binderfs", [pid 989] close(7 [pid 306] unlink("./168/binderfs" [pid 989] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 989] close(8) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 302] unlink("./176/binderfs" [pid 989] close(9 [pid 306] getdents64(3, [pid 989] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 989] close(10 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 989] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 989] close(11 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 989] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 989] close(12) = -1 EBADF (Bad file descriptor) [pid 989] close(13) = -1 EBADF (Bad file descriptor) [pid 989] close(14) = -1 EBADF (Bad file descriptor) [pid 989] close(15) = -1 EBADF (Bad file descriptor) [pid 989] close(16) = -1 EBADF (Bad file descriptor) [pid 989] close(17) = -1 EBADF (Bad file descriptor) [pid 989] close(18) = -1 EBADF (Bad file descriptor) [pid 989] close(19) = -1 EBADF (Bad file descriptor) [pid 989] close(20) = -1 EBADF (Bad file descriptor) [pid 989] close(21) = -1 EBADF (Bad file descriptor) [pid 989] close(22) = -1 EBADF (Bad file descriptor) [pid 989] close(23) = -1 EBADF (Bad file descriptor) [pid 989] close(24) = -1 EBADF (Bad file descriptor) [pid 989] close(25) = -1 EBADF (Bad file descriptor) [pid 989] close(26) = -1 EBADF (Bad file descriptor) [pid 989] close(27) = -1 EBADF (Bad file descriptor) [pid 989] close(28) = -1 EBADF (Bad file descriptor) [pid 989] close(29) = -1 EBADF (Bad file descriptor) [pid 989] exit_group(0) = ? [pid 306] rmdir("./168" [pid 302] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 306] mkdir("./169", 0777 [pid 302] rmdir("./176" [pid 989] +++ exited with 0 +++ [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./177", 0777 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 990 attached [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 171 [pid 990] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 991 attached ) = 0 [pid 990] chdir("./169" [pid 991] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 179 [pid 991] <... set_robust_list resumed>) = 0 [pid 991] chdir("./177" [pid 990] <... chdir resumed>) = 0 [pid 990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 990] setpgid(0, 0) = 0 [pid 991] <... chdir resumed>) = 0 [pid 991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 991] <... prctl resumed>) = 0 [pid 991] setpgid(0, 0) = 0 [pid 991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... restart_syscall resumed>) = 0 [pid 990] <... openat resumed>) = 3 [pid 990] write(3, "1000", 4) = 4 [pid 303] umount2("./170", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 991] <... openat resumed>) = 3 [pid 990] close(3 [pid 991] write(3, "1000", 4 [pid 990] <... close resumed>) = 0 [pid 991] <... write resumed>) = 4 [pid 990] symlink("/dev/binderfs", "./binderfs" [pid 991] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 991] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./170/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./170/binderfs") = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./170") = 0 [pid 303] mkdir("./171", 0777 [pid 990] <... symlink resumed>) = 0 executing program [pid 991] symlink("/dev/binderfs", "./binderfs" [pid 990] write(1, "executing program\n", 18 [pid 301] umount2("./166", MNT_FORCE|UMOUNT_NOFOLLOW [pid 991] <... symlink resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 991] write(1, "executing program\n", 18 [pid 990] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 992 attached [pid 991] <... write resumed>) = 18 [pid 990] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] openat(AT_FDCWD, "./166", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 992] set_robust_list(0x555569336660, 24 [pid 991] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 990] <... openat resumed>) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 173 [pid 301] <... openat resumed>) = 3 [pid 992] <... set_robust_list resumed>) = 0 [pid 991] <... openat resumed>) = 3 [pid 992] chdir("./171" [pid 990] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] newfstatat(3, "", [pid 991] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 992] <... chdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 990] <... openat resumed>) = 4 [pid 301] getdents64(3, [pid 992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 992] <... prctl resumed>) = 0 [pid 992] setpgid(0, 0 [pid 991] <... openat resumed>) = 4 [pid 301] umount2("./166/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 992] <... setpgid resumed>) = 0 [pid 992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 991] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 990] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 992] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./166/binderfs", [pid 990] <... openat resumed>) = 5 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 990] setns(201, 0 [pid 301] unlink("./166/binderfs" [pid 991] <... openat resumed>) = 5 [pid 992] write(3, "1000", 4) = 4 [pid 991] setns(201, 0 [pid 301] <... unlink resumed>) = 0 [pid 992] close(3 [pid 990] <... setns resumed>) = 0 [pid 301] getdents64(3, [pid 992] <... close resumed>) = 0 [pid 991] <... setns resumed>) = 0 [pid 990] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 992] symlink("/dev/binderfs", "./binderfs"executing program [pid 991] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 992] <... symlink resumed>) = 0 [pid 301] close(3 [pid 992] write(1, "executing program\n", 18) = 18 [pid 301] <... close resumed>) = 0 [pid 992] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] rmdir("./166" [pid 992] <... openat resumed>) = 3 [pid 992] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... rmdir resumed>) = 0 [pid 990] <... socket resumed>) = 6 [pid 301] mkdir("./167", 0777 [pid 991] <... socket resumed>) = 6 [pid 990] setns(5, 0 [pid 992] <... openat resumed>) = 4 [pid 990] <... setns resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 992] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 990] close(5 [pid 992] <... openat resumed>) = 5 [pid 991] setns(5, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 992] setns(201, 0) = 0 [pid 991] <... setns resumed>) = 0 [pid 990] <... close resumed>) = 0 [pid 992] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 992] setns(5, 0) = 0 [pid 992] close(5) = 0 [pid 992] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 991] close(5 [pid 990] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 991] <... close resumed>) = 0 ./strace-static-x86_64: Process 993 attached [pid 991] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 993] set_robust_list(0x555569336660, 24 [pid 992] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 993] <... set_robust_list resumed>) = 0 [pid 993] chdir("./167" [pid 992] close(3) = 0 [pid 990] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 169 [pid 993] <... chdir resumed>) = 0 [pid 992] close(4 [pid 991] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 990] close(3 [pid 993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 992] <... close resumed>) = 0 [pid 991] close(3 [pid 993] <... prctl resumed>) = 0 [pid 992] close(5 [pid 993] setpgid(0, 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... setpgid resumed>) = 0 [pid 992] close(6 [pid 993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 992] <... close resumed>) = 0 [pid 991] <... close resumed>) = 0 [pid 990] <... close resumed>) = 0 [pid 991] close(4 [pid 990] close(4 [pid 992] close(7 [pid 991] <... close resumed>) = 0 [pid 990] <... close resumed>) = 0 [pid 993] <... openat resumed>) = 3 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(5 [pid 990] close(5 [pid 993] write(3, "1000", 4 [pid 992] close(8 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... write resumed>) = 4 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(6 [pid 990] close(6 [pid 993] close(3 [pid 992] close(9 [pid 993] <... close resumed>) = 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] symlink("/dev/binderfs", "./binderfs" [pid 992] close(10 [pid 993] <... symlink resumed>) = 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = 0 [pid 990] <... close resumed>) = 0 executing program [pid 992] close(11) = -1 EBADF (Bad file descriptor) [pid 993] write(1, "executing program\n", 18 [pid 992] close(12 [pid 993] <... write resumed>) = 18 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(7 [pid 990] close(7 [pid 992] close(13 [pid 993] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(14 [pid 991] close(8 [pid 990] close(8 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... openat resumed>) = 3 [pid 992] close(15 [pid 991] close(9 [pid 990] close(9 [pid 993] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(16 [pid 991] close(10 [pid 990] close(10 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(17 [pid 991] close(11 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(11 [pid 992] close(18 [pid 991] close(12 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 990] close(12 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... openat resumed>) = 5 [pid 992] close(19 [pid 991] close(13 [pid 993] setns(201, 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(13 [pid 993] <... setns resumed>) = 0 [pid 992] close(20 [pid 991] close(14 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... socket resumed>) = 6 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(21 [pid 990] close(14 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(15 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] setns(5, 0) = 0 [pid 993] close(5 [pid 990] close(15 [pid 993] <... close resumed>) = 0 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(22 [pid 991] close(16 [pid 990] close(16 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(23 [pid 991] close(17 [pid 990] close(17 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(24 [pid 991] close(18 [pid 990] close(18 [pid 993] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(19 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(25 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(19 [pid 993] close(3 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(20 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... close resumed>) = 0 [pid 992] close(26 [pid 990] close(20 [pid 993] close(4 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... close resumed>) = 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(21 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] close(27 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] close(5 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(21 [pid 993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] close(6 [pid 992] close(28 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... close resumed>) = 0 [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(22 [pid 992] close(29 [pid 991] close(22 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(23 [pid 993] close(7) = -1 EBADF (Bad file descriptor) [pid 992] exit_group(0 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(23 [pid 993] close(8) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(24 [pid 992] <... exit_group resumed>) = ? [pid 993] close(9 [pid 991] close(24 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] close(10) = -1 EBADF (Bad file descriptor) [pid 993] close(11) = -1 EBADF (Bad file descriptor) [pid 993] close(12) = -1 EBADF (Bad file descriptor) [pid 993] close(13) = -1 EBADF (Bad file descriptor) [pid 993] close(14) = -1 EBADF (Bad file descriptor) [pid 993] close(15) = -1 EBADF (Bad file descriptor) [pid 993] close(16) = -1 EBADF (Bad file descriptor) [pid 993] close(17 [pid 992] +++ exited with 0 +++ [pid 993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(25 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 993] close(18 [pid 991] close(25 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(26 [pid 993] close(19) = -1 EBADF (Bad file descriptor) [pid 993] close(20) = -1 EBADF (Bad file descriptor) [pid 993] close(21) = -1 EBADF (Bad file descriptor) [pid 991] close(26 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] close(22 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(27 [pid 991] close(27 [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] close(28 [pid 991] close(28 [pid 993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] close(23) = -1 EBADF (Bad file descriptor) [pid 993] close(24) = -1 EBADF (Bad file descriptor) [pid 993] close(25) = -1 EBADF (Bad file descriptor) [pid 993] close(26) = -1 EBADF (Bad file descriptor) [pid 993] close(27) = -1 EBADF (Bad file descriptor) [pid 993] close(28) = -1 EBADF (Bad file descriptor) [pid 993] close(29) = -1 EBADF (Bad file descriptor) [pid 993] exit_group(0) = ? [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 991] close(29 [pid 990] close(29 [pid 991] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 990] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 993] +++ exited with 0 +++ [pid 991] exit_group(0 [pid 990] exit_group(0 [pid 991] <... exit_group resumed>) = ? [pid 990] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 990] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 991] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... restart_syscall resumed>) = 0 [pid 303] umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./171/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./171/binderfs") = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./171") = 0 [pid 303] mkdir("./172", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 994 attached , child_tidptr=0x555569336650) = 174 [pid 302] umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] set_robust_list(0x555569336660, 24) = 0 [pid 994] chdir("./172" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] <... chdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... restart_syscall resumed>) = 0 [pid 994] setpgid(0, 0 [pid 302] newfstatat(3, "", [pid 994] <... setpgid resumed>) = 0 [pid 994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./169", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 994] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 994] write(3, "1000", 4) = 4 [pid 306] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./167", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] close(3 [pid 306] <... openat resumed>) = 3 [pid 302] umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] <... close resumed>) = 0 [pid 994] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(3, "", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./167", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 994] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(AT_FDCWD, "./177/binderfs", [pid 301] <... openat resumed>) = 3 [pid 994] write(1, "executing program\n", 18 [pid 306] getdents64(3, executing program [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(3, "", [pid 994] <... write resumed>) = 18 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] unlink("./177/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 994] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] umount2("./169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 994] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 994] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] newfstatat(AT_FDCWD, "./169/binderfs", [pid 302] getdents64(3, [pid 301] umount2("./167/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 994] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 994] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] unlink("./169/binderfs" [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./167/binderfs", [pid 994] <... openat resumed>) = 5 [pid 306] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 994] setns(201, 0 [pid 306] getdents64(3, [pid 302] rmdir("./177" [pid 301] unlink("./167/binderfs" [pid 994] <... setns resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 994] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] close(3 [pid 302] mkdir("./178", 0777 [pid 301] getdents64(3, [pid 306] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 994] <... socket resumed>) = 6 [pid 306] rmdir("./169" [pid 994] setns(5, 0) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 994] close(5 [pid 306] mkdir("./170", 0777 [pid 301] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 995 attached [pid 994] <... close resumed>) = 0 [pid 301] rmdir("./167" [pid 994] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 995] set_robust_list(0x555569336660, 24 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 995] <... set_robust_list resumed>) = 0 [pid 994] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 180 [pid 301] mkdir("./168", 0777./strace-static-x86_64: Process 996 attached [pid 995] chdir("./178" [pid 994] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 994] <... close resumed>) = 0 [pid 996] set_robust_list(0x555569336660, 24 [pid 994] close(4 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 172 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 996] <... set_robust_list resumed>) = 0 [pid 995] <... chdir resumed>) = 0 [pid 994] <... close resumed>) = 0 [pid 994] close(5 [pid 995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] <... prctl resumed>) = 0 [pid 994] close(6./strace-static-x86_64: Process 997 attached [pid 996] chdir("./170" [pid 995] setpgid(0, 0 [pid 994] <... close resumed>) = 0 [pid 997] set_robust_list(0x555569336660, 24 [pid 996] <... chdir resumed>) = 0 [pid 995] <... setpgid resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 170 [pid 995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 994] close(7 [pid 997] <... set_robust_list resumed>) = 0 [pid 996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 997] chdir("./168" [pid 996] <... prctl resumed>) = 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] close(8 [pid 996] setpgid(0, 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... setpgid resumed>) = 0 [pid 997] <... chdir resumed>) = 0 [pid 994] close(9 [pid 995] <... openat resumed>) = 3 [pid 996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 995] write(3, "1000", 4 [pid 997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... prctl resumed>) = 0 [pid 995] <... write resumed>) = 4 [pid 994] close(10 [pid 995] close(3 [pid 996] <... openat resumed>) = 3 [pid 995] <... close resumed>) = 0 [pid 995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 997] setpgid(0, 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] write(3, "1000", 4 [pid 997] <... setpgid resumed>) = 0 [pid 994] close(11 [pid 996] <... write resumed>) = 4 [pid 997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(3 [pid 994] close(12 [pid 996] <... close resumed>) = 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 995] write(1, "executing program\n", 18 [pid 994] close(13 [pid 995] <... write resumed>) = 18 [pid 997] <... openat resumed>) = 3 executing program [pid 996] symlink("/dev/binderfs", "./binderfs" [pid 995] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... symlink resumed>) = 0 [pid 995] <... openat resumed>) = 3 [pid 994] close(14 [pid 997] write(3, "1000", 4 [pid 996] write(1, "executing program\n", 18 [pid 995] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... write resumed>) = 4 [pid 996] <... write resumed>) = 18 [pid 995] <... openat resumed>) = 4 [pid 994] close(15 [pid 995] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 997] close(3 [pid 996] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 995] <... openat resumed>) = 5 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = 0 [pid 996] <... openat resumed>) = 3 [pid 995] setns(201, 0 [pid 994] close(16 [pid 997] symlink("/dev/binderfs", "./binderfs" [pid 995] <... setns resumed>) = 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 994] close(17 [pid 995] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 995] setns(5, 0) = 0 [pid 995] close(5) = 0 [pid 997] <... symlink resumed>) = 0 [pid 995] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 997] write(1, "executing program\n", 18 [pid 996] <... openat resumed>) = 4 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... write resumed>) = 18 [pid 994] close(18 [pid 996] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 997] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... openat resumed>) = 5 [pid 995] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 994] close(19 [pid 997] <... openat resumed>) = 3 [pid 995] close(3 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 996] setns(201, 0 [pid 995] <... close resumed>) = 0 [pid 994] close(20 [pid 995] close(4 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... openat resumed>) = 4 [pid 996] <... setns resumed>) = 0 [pid 994] close(21 [pid 995] <... close resumed>) = 0 [pid 996] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(5 [pid 996] <... socket resumed>) = 6 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] close(22 [pid 997] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 995] close(6 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... openat resumed>) = 5 [pid 996] setns(5, 0 [pid 995] <... close resumed>) = 0 [pid 994] close(23 [pid 995] close(7) = -1 EBADF (Bad file descriptor) [pid 995] close(8) = -1 EBADF (Bad file descriptor) [pid 995] close(9) = -1 EBADF (Bad file descriptor) [pid 995] close(10) = -1 EBADF (Bad file descriptor) [pid 995] close(11) = -1 EBADF (Bad file descriptor) [pid 995] close(12) = -1 EBADF (Bad file descriptor) [pid 997] setns(201, 0 [pid 996] <... setns resumed>) = 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... setns resumed>) = 0 [pid 996] close(5 [pid 994] close(24 [pid 997] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 996] <... close resumed>) = 0 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(13 [pid 997] <... socket resumed>) = 6 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] close(25 [pid 997] setns(5, 0 [pid 996] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 995] close(14 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... setns resumed>) = 0 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(5 [pid 995] close(15 [pid 994] close(26 [pid 997] <... close resumed>) = 0 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 995] close(16 [pid 994] close(27 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(17 [pid 994] close(28 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(18 [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] close(29 [pid 996] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 995] close(19) = -1 EBADF (Bad file descriptor) [pid 994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(20) = -1 EBADF (Bad file descriptor) [pid 995] close(21 [pid 996] close(3 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 994] exit_group(0 [pid 995] close(22) = -1 EBADF (Bad file descriptor) [pid 995] close(23 [pid 997] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 996] <... close resumed>) = 0 [pid 994] <... exit_group resumed>) = ? [pid 997] close(3 [pid 996] close(4 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = 0 [pid 995] close(24 [pid 997] <... close resumed>) = 0 [pid 996] close(5 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(4 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] close(25 [pid 994] +++ exited with 0 +++ [pid 996] close(6 [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 995] close(26) = -1 EBADF (Bad file descriptor) [pid 995] close(27) = -1 EBADF (Bad file descriptor) [pid 995] close(28) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = 0 [pid 996] <... close resumed>) = 0 [pid 996] close(7 [pid 995] close(29 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(5) = -1 EBADF (Bad file descriptor) [pid 996] close(8 [pid 995] exit_group(0 [pid 997] close(6 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW [pid 997] <... close resumed>) = 0 [pid 996] close(9 [pid 997] close(7 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(10 [pid 303] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 997] close(8 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(11 [pid 303] <... openat resumed>) = 3 [pid 997] close(9 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(12 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] <... exit_group resumed>) = ? [pid 303] newfstatat(3, "", [pid 997] close(10 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(11 [pid 996] close(13 [pid 303] getdents64(3, [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 995] +++ exited with 0 +++ [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 997] close(12 [pid 996] close(14 [pid 303] umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 997] close(13 [pid 996] close(15 [pid 303] newfstatat(AT_FDCWD, "./172/binderfs", [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(14 [pid 996] close(16 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./172/binderfs" [pid 997] close(15 [pid 996] close(17 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 997] close(16 [pid 996] close(18 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 997] close(17 [pid 996] close(19 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 997] close(18 [pid 996] close(20 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(19 [pid 996] close(21 [pid 303] <... close resumed>) = 0 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./172" [pid 997] close(20 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(22 [pid 997] close(21 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(23 [pid 997] close(22 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./173", 0777 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(24 [pid 997] close(23 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(25 [pid 303] <... mkdir resumed>) = 0 [pid 997] close(24 [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] close(26 [pid 997] close(25) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(26 [pid 996] close(27 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(27 [pid 996] close(28 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 997] close(28 [pid 996] close(29 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 996] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 998 attached [pid 997] close(29 [pid 996] exit_group(0 [pid 997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] set_robust_list(0x555569336660, 24 [pid 997] exit_group(0 [pid 996] <... exit_group resumed>) = ? [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 175 [pid 998] <... set_robust_list resumed>) = 0 [pid 997] <... exit_group resumed>) = ? [pid 998] chdir("./173" [pid 997] +++ exited with 0 +++ [pid 996] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 998] <... chdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... restart_syscall resumed>) = 0 [pid 998] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 998] setpgid(0, 0) = 0 [pid 998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./170", MNT_FORCE|UMOUNT_NOFOLLOW [pid 998] <... openat resumed>) = 3 [pid 302] umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] write(3, "1000", 4) = 4 [pid 998] close(3) = 0 [pid 998] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 998] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./168", MNT_FORCE|UMOUNT_NOFOLLOW [pid 998] <... write resumed>) = 18 [pid 306] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 998] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 301] openat(AT_FDCWD, "./168", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 306] getdents64(3, [pid 998] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] newfstatat(3, "", [pid 998] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] umount2("./170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 998] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] newfstatat(AT_FDCWD, "./170/binderfs", [pid 301] getdents64(3, [pid 302] umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./168/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./170/binderfs" [pid 302] newfstatat(AT_FDCWD, "./178/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] newfstatat(AT_FDCWD, "./168/binderfs", [pid 998] <... openat resumed>) = 5 [pid 306] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 998] setns(201, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 998] <... setns resumed>) = 0 [pid 998] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] getdents64(3, [pid 302] unlink("./178/binderfs" [pid 301] unlink("./168/binderfs" [pid 998] <... socket resumed>) = 6 [pid 998] setns(5, 0) = 0 [pid 998] close(5 [pid 301] <... unlink resumed>) = 0 [pid 998] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 998] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] close(3 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 998] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 998] close(3 [pid 306] rmdir("./170" [pid 302] close(3 [pid 301] close(3 [pid 998] <... close resumed>) = 0 [pid 998] close(4 [pid 301] <... close resumed>) = 0 [pid 998] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 301] rmdir("./168" [pid 998] close(5 [pid 306] mkdir("./171", 0777 [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(6 [pid 306] <... mkdir resumed>) = 0 [pid 302] rmdir("./178" [pid 301] mkdir("./169", 0777 [pid 998] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] mkdir("./179", 0777 [pid 998] close(7) = -1 EBADF (Bad file descriptor) [pid 998] close(8) = -1 EBADF (Bad file descriptor) [pid 998] close(9) = -1 EBADF (Bad file descriptor) [pid 998] close(10) = -1 EBADF (Bad file descriptor) [pid 998] close(11) = -1 EBADF (Bad file descriptor) [pid 998] close(12) = -1 EBADF (Bad file descriptor) [pid 998] close(13) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 999 attached [pid 998] close(14 [pid 302] <... mkdir resumed>) = 0 [pid 999] set_robust_list(0x555569336660, 24 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(15 [pid 999] <... set_robust_list resumed>) = 0 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 999] chdir("./171" [pid 998] close(16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(17 [pid 999] <... chdir resumed>) = 0 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 998] close(18 [pid 999] <... prctl resumed>) = 0 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 999] setpgid(0, 0./strace-static-x86_64: Process 1000 attached ) = 0 [pid 998] close(19 [pid 1000] set_robust_list(0x555569336660, 24 [pid 999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... set_robust_list resumed>) = 0 [pid 998] close(20 [pid 1000] chdir("./169" [pid 999] <... openat resumed>) = 3 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(21 [pid 1000] <... chdir resumed>) = 0 [pid 1000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 999] write(3, "1000", 4 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1001 attached [pid 1000] <... prctl resumed>) = 0 [pid 999] <... write resumed>) = 4 [pid 998] close(22 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 173 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 181 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 171 [pid 1001] set_robust_list(0x555569336660, 24 [pid 1000] setpgid(0, 0 [pid 999] close(3 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] <... set_robust_list resumed>) = 0 [pid 1000] <... setpgid resumed>) = 0 [pid 999] <... close resumed>) = 0 [pid 998] close(23 [pid 1001] chdir("./179" [pid 1000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1001] <... chdir resumed>) = 0 [pid 999] symlink("/dev/binderfs", "./binderfs" [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 998] close(24 [pid 1000] write(3, "1000", 4 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] <... prctl resumed>) = 0 [pid 1001] setpgid(0, 0 [pid 1000] <... write resumed>) = 4 [pid 998] close(25 [pid 1001] <... setpgid resumed>) = 0 [pid 1000] close(3 [pid 999] <... symlink resumed>) = 0 [pid 1001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1000] <... close resumed>) = 0 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] symlink("/dev/binderfs", "./binderfs"executing program [pid 999] write(1, "executing program\n", 18 [pid 1001] <... openat resumed>) = 3 [pid 1000] <... symlink resumed>) = 0 [pid 999] <... write resumed>) = 18 [pid 998] close(26 [pid 1001] write(3, "1000", 4) = 4 [pid 1000] write(1, "executing program\n", 18 [pid 999] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1001] close(3 [pid 1000] <... write resumed>) = 18 [pid 1001] <... close resumed>) = 0 [pid 998] close(27 [pid 1001] symlink("/dev/binderfs", "./binderfs" [pid 1000] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 999] <... openat resumed>) = 3 executing program [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] <... symlink resumed>) = 0 [pid 1000] <... openat resumed>) = 3 [pid 1001] write(1, "executing program\n", 18 [pid 1000] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 999] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 998] close(28 [pid 1001] <... write resumed>) = 18 [pid 1000] <... openat resumed>) = 4 [pid 999] <... openat resumed>) = 4 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(29 [pid 1001] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] <... openat resumed>) = 3 [pid 1000] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 999] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 998] exit_group(0 [pid 1001] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1000] <... openat resumed>) = 5 [pid 998] <... exit_group resumed>) = ? [pid 1001] <... openat resumed>) = 4 [pid 1000] setns(201, 0 [pid 999] <... openat resumed>) = 5 [pid 1001] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1000] <... setns resumed>) = 0 [pid 999] setns(201, 0 [pid 998] +++ exited with 0 +++ [pid 1001] <... openat resumed>) = 5 [pid 1000] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 999] <... setns resumed>) = 0 [pid 999] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 999] setns(5, 0) = 0 [pid 999] close(5 [pid 1000] <... socket resumed>) = 6 [pid 1001] setns(201, 0 [pid 1000] setns(5, 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1001] <... setns resumed>) = 0 [pid 1000] <... setns resumed>) = 0 [pid 1001] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 999] <... close resumed>) = 0 [pid 999] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1001] <... socket resumed>) = 6 [pid 1000] close(5 [pid 1001] setns(5, 0) = 0 [pid 1000] <... close resumed>) = 0 [pid 999] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1001] close(5 [pid 999] close(3 [pid 1001] <... close resumed>) = 0 [pid 1000] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 999] <... close resumed>) = 0 [pid 999] close(4) = 0 [pid 999] close(5) = -1 EBADF (Bad file descriptor) [pid 999] close(6) = 0 [pid 999] close(7) = -1 EBADF (Bad file descriptor) [pid 999] close(8) = -1 EBADF (Bad file descriptor) [pid 999] close(9) = -1 EBADF (Bad file descriptor) [pid 999] close(10) = -1 EBADF (Bad file descriptor) [pid 999] close(11) = -1 EBADF (Bad file descriptor) [pid 999] close(12) = -1 EBADF (Bad file descriptor) [pid 999] close(13) = -1 EBADF (Bad file descriptor) [pid 999] close(14) = -1 EBADF (Bad file descriptor) [pid 999] close(15) = -1 EBADF (Bad file descriptor) [pid 999] close(16) = -1 EBADF (Bad file descriptor) [pid 999] close(17) = -1 EBADF (Bad file descriptor) [pid 999] close(18) = -1 EBADF (Bad file descriptor) [pid 999] close(19) = -1 EBADF (Bad file descriptor) [pid 999] close(20) = -1 EBADF (Bad file descriptor) [pid 999] close(21) = -1 EBADF (Bad file descriptor) [pid 999] close(22) = -1 EBADF (Bad file descriptor) [pid 999] close(23) = -1 EBADF (Bad file descriptor) [pid 999] close(24) = -1 EBADF (Bad file descriptor) [pid 999] close(25) = -1 EBADF (Bad file descriptor) [pid 999] close(26) = -1 EBADF (Bad file descriptor) [pid 999] close(27) = -1 EBADF (Bad file descriptor) [pid 999] close(28) = -1 EBADF (Bad file descriptor) [pid 999] close(29) = -1 EBADF (Bad file descriptor) [pid 1001] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 999] exit_group(0) = ? [pid 1001] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1000] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1001] close(3) = 0 [pid 1000] close(3 [pid 999] +++ exited with 0 +++ [pid 1001] close(4) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1001] close(5 [pid 306] umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... close resumed>) = 0 [pid 1001] close(6 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1001] <... close resumed>) = 0 [pid 1000] close(4 [pid 306] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... restart_syscall resumed>) = 0 [pid 1001] close(7 [pid 306] <... openat resumed>) = 3 [pid 1000] <... close resumed>) = 0 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(5 [pid 306] newfstatat(3, "", [pid 1001] close(8 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(6 [pid 306] getdents64(3, [pid 1001] close(9) = -1 EBADF (Bad file descriptor) [pid 1000] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1001] close(10) = -1 EBADF (Bad file descriptor) [pid 1000] close(7 [pid 306] umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1001] close(11 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(8 [pid 306] newfstatat(AT_FDCWD, "./171/binderfs", [pid 303] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1001] close(12 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(9 [pid 303] <... openat resumed>) = 3 [pid 306] unlink("./171/binderfs") = 0 [pid 1001] close(13 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1000] close(10) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./171" [pid 303] getdents64(3, [pid 1000] close(11 [pid 306] <... rmdir resumed>) = 0 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1000] close(12 [pid 303] umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(13 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./172", 0777 [pid 1001] close(14 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./173/binderfs", [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(14 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1001] close(15 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 1002 attached [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(15 [pid 303] unlink("./173/binderfs" [pid 1001] close(16 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 174 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(16 [pid 303] <... unlink resumed>) = 0 [pid 1002] set_robust_list(0x555569336660, 24 [pid 1001] close(17 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1002] <... set_robust_list resumed>) = 0 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(17 [pid 1001] close(18 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1002] chdir("./172" [pid 1000] close(18 [pid 1001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1001] close(19) = -1 EBADF (Bad file descriptor) [pid 1001] close(20) = -1 EBADF (Bad file descriptor) [pid 1001] close(21) = -1 EBADF (Bad file descriptor) [pid 1001] close(22) = -1 EBADF (Bad file descriptor) [pid 1001] close(23) = -1 EBADF (Bad file descriptor) [pid 1001] close(24) = -1 EBADF (Bad file descriptor) [pid 1001] close(25) = -1 EBADF (Bad file descriptor) [pid 1001] close(26) = -1 EBADF (Bad file descriptor) [pid 1001] close(27) = -1 EBADF (Bad file descriptor) [pid 1001] close(28) = -1 EBADF (Bad file descriptor) [pid 1001] close(29) = -1 EBADF (Bad file descriptor) [pid 1001] exit_group(0 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1002] <... chdir resumed>) = 0 [pid 1000] close(19 [pid 303] <... close resumed>) = 0 [pid 1001] <... exit_group resumed>) = ? [pid 1002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./173" [pid 1002] <... prctl resumed>) = 0 [pid 1000] close(20 [pid 303] <... rmdir resumed>) = 0 [pid 1002] setpgid(0, 0 [pid 1001] +++ exited with 0 +++ [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./174", 0777 [pid 1002] <... setpgid resumed>) = 0 [pid 1000] close(21) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1000] close(22 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... openat resumed>) = 3 [pid 1002] write(3, "1000", 4) = 4 [pid 1000] close(23 [pid 1002] close(3 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = 0 [pid 1000] close(24 [pid 1002] symlink("/dev/binderfs", "./binderfs" [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1003 attached [pid 1003] set_robust_list(0x555569336660, 24 [pid 1002] <... symlink resumed>) = 0 [pid 1000] close(25 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 176 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(26) = -1 EBADF (Bad file descriptor) executing program [pid 1000] close(27) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1003] <... set_robust_list resumed>) = 0 [pid 1000] close(28 [pid 1002] write(1, "executing program\n", 18 [pid 1000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] close(29) = -1 EBADF (Bad file descriptor) [pid 1003] chdir("./174" [pid 1002] <... write resumed>) = 18 [pid 1000] exit_group(0) = ? [pid 1003] <... chdir resumed>) = 0 [pid 1002] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1000] +++ exited with 0 +++ [pid 1003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1003] <... prctl resumed>) = 0 [pid 1002] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1002] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1003] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./179/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./179/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1002] <... openat resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 1003] <... setpgid resumed>) = 0 [pid 1002] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] rmdir("./179" [pid 1003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 1002] <... openat resumed>) = 5 [pid 302] mkdir("./180", 0777 [pid 1003] <... openat resumed>) = 3 [pid 1002] setns(201, 0 [pid 302] <... mkdir resumed>) = 0 [pid 1003] write(3, "1000", 4 [pid 1002] <... setns resumed>) = 0 [pid 1003] <... write resumed>) = 4 [pid 1002] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1003] close(3 [pid 1002] <... socket resumed>) = 6 ./strace-static-x86_64: Process 1004 attached [pid 1003] <... close resumed>) = 0 [pid 1002] setns(5, 0 [pid 1004] set_robust_list(0x555569336660, 24 [pid 1003] symlink("/dev/binderfs", "./binderfs" [pid 1002] <... setns resumed>) = 0 [pid 1004] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 182 [pid 1004] chdir("./180" [pid 1003] <... symlink resumed>) = 0 [pid 1002] close(5 [pid 1004] <... chdir resumed>) = 0 [pid 1003] write(1, "executing program\n", 18 [pid 1002] <... close resumed>) = 0 [pid 1003] <... write resumed>) = 18 [pid 1004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1004] setpgid(0, 0executing program [pid 1002] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1004] <... setpgid resumed>) = 0 [pid 1003] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1003] <... openat resumed>) = 3 [pid 1003] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1004] <... openat resumed>) = 3 [pid 1004] write(3, "1000", 4 [pid 1003] <... openat resumed>) = 4 [pid 1002] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1004] <... write resumed>) = 4 [pid 1004] close(3) = 0 [pid 1004] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1003] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1002] close(3 [pid 1004] write(1, "executing program\n", 18) = 18 [pid 1002] <... close resumed>) = 0 [pid 1004] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1003] <... openat resumed>) = 5 [pid 1002] close(4 [pid 1003] setns(201, 0 [pid 1004] <... openat resumed>) = 3 [pid 1002] <... close resumed>) = 0 [pid 1004] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1003] <... setns resumed>) = 0 [pid 1004] <... openat resumed>) = 4 [pid 1002] close(5 [pid 1004] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1003] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(6 [pid 1004] <... openat resumed>) = 5 [pid 1003] <... socket resumed>) = 6 [pid 1004] setns(201, 0 [pid 1003] setns(5, 0 [pid 1002] <... close resumed>) = 0 [pid 1004] <... setns resumed>) = 0 [pid 1004] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1003] <... setns resumed>) = 0 [pid 1002] close(7 [pid 1003] close(5 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] setns(5, 0 [pid 1003] <... close resumed>) = 0 [pid 1002] close(8 [pid 1004] <... setns resumed>) = 0 [pid 1004] close(5 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... close resumed>) = 0 [pid 1004] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1003] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1002] close(9) = -1 EBADF (Bad file descriptor) [pid 1004] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1003] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1002] close(10 [pid 1003] close(3 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(3 [pid 1002] close(11 [pid 1004] <... close resumed>) = 0 [pid 1003] <... close resumed>) = 0 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(4 [pid 1002] close(12 [pid 1004] close(4) = 0 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(5 [pid 1003] <... close resumed>) = 0 [pid 1002] close(13 [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(5 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(6 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(14 [pid 1004] <... close resumed>) = 0 [pid 1003] close(6 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = 0 [pid 1004] close(7 [pid 1002] close(15 [pid 1003] close(7 [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(8 [pid 1003] close(8 [pid 1002] close(16 [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(9 [pid 1003] close(9 [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(17 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(10 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(10 [pid 1004] close(11 [pid 1002] close(18 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(12 [pid 1003] close(11 [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(19 [pid 301] <... restart_syscall resumed>) = 0 [pid 1004] close(13 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(12 [pid 1002] close(20 [pid 1004] close(14 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(13 [pid 1002] close(21 [pid 1004] close(15 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./169", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] close(14 [pid 1002] close(22 [pid 1004] close(16 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./169", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1004] close(17 [pid 301] <... openat resumed>) = 3 [pid 1003] close(15 [pid 1002] close(23 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] close(18) = -1 EBADF (Bad file descriptor) [pid 1004] close(19) = -1 EBADF (Bad file descriptor) [pid 1004] close(20) = -1 EBADF (Bad file descriptor) [pid 1004] close(21) = -1 EBADF (Bad file descriptor) [pid 1004] close(22) = -1 EBADF (Bad file descriptor) [pid 1004] close(23) = -1 EBADF (Bad file descriptor) [pid 1004] close(24) = -1 EBADF (Bad file descriptor) [pid 1004] close(25) = -1 EBADF (Bad file descriptor) [pid 1004] close(26) = -1 EBADF (Bad file descriptor) [pid 1004] close(27) = -1 EBADF (Bad file descriptor) [pid 1004] close(28) = -1 EBADF (Bad file descriptor) [pid 1004] close(29) = -1 EBADF (Bad file descriptor) [pid 1004] exit_group(0) = ? [pid 1003] close(16 [pid 1002] close(24 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1003] close(17 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(25 [pid 301] getdents64(3, [pid 1003] close(18 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(26 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1003] close(19 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(27 [pid 301] umount2("./169/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1003] close(20 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1004] +++ exited with 0 +++ [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(28 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1003] close(21 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./169/binderfs", [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] close(29 [pid 1003] close(22 [pid 1002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1002] exit_group(0 [pid 302] umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./169/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... unlink resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1002] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./180/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./180" [pid 1002] +++ exited with 0 +++ [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1003] close(23 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rmdir resumed>) = 0 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1003] close(24 [pid 301] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./181", 0777 [pid 301] rmdir("./169" [pid 1003] close(25 [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1005 attached [pid 1003] close(26 [pid 1005] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 183 [pid 1005] <... set_robust_list resumed>) = 0 [pid 1005] chdir("./181" [pid 301] mkdir("./170", 0777 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] <... chdir resumed>) = 0 [pid 1005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1003] close(27 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1003] close(28 [pid 1005] setpgid(0, 0 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1005] <... setpgid resumed>) = 0 [pid 1005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1003] close(29 [pid 306] newfstatat(3, "", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1005] <... openat resumed>) = 3 [pid 1003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1005] write(3, "1000", 4) = 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1005] close(3) = 0 [pid 1005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1005] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 1006 attached executing program [pid 306] getdents64(3, [pid 1005] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1005] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1003] exit_group(0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1003] <... exit_group resumed>) = ? [pid 1006] set_robust_list(0x555569336660, 24 [pid 306] umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1005] <... openat resumed>) = 4 [pid 1005] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1005] setns(201, 0) = 0 [pid 1005] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1005] setns(5, 0 [pid 1003] +++ exited with 0 +++ [pid 1005] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1006] <... set_robust_list resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./172/binderfs", [pid 1005] close(5 [pid 1006] chdir("./170" [pid 1005] <... close resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 172 [pid 1005] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1006] <... chdir resumed>) = 0 [pid 1005] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] unlink("./172/binderfs" [pid 1006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1005] close(3 [pid 1006] <... prctl resumed>) = 0 [pid 1005] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1006] setpgid(0, 0 [pid 1005] close(4 [pid 306] getdents64(3, [pid 1006] <... setpgid resumed>) = 0 [pid 1005] <... close resumed>) = 0 [pid 1005] close(5) = -1 EBADF (Bad file descriptor) [pid 1005] close(6) = 0 [pid 1005] close(7) = -1 EBADF (Bad file descriptor) [pid 1006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1005] close(8 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1005] close(9) = -1 EBADF (Bad file descriptor) [pid 1005] close(10) = -1 EBADF (Bad file descriptor) [pid 1005] close(11) = -1 EBADF (Bad file descriptor) [pid 1005] close(12) = -1 EBADF (Bad file descriptor) [pid 1005] close(13) = -1 EBADF (Bad file descriptor) [pid 1005] close(14) = -1 EBADF (Bad file descriptor) [pid 1005] close(15) = -1 EBADF (Bad file descriptor) [pid 1005] close(16) = -1 EBADF (Bad file descriptor) [pid 1005] close(17) = -1 EBADF (Bad file descriptor) [pid 1005] close(18) = -1 EBADF (Bad file descriptor) [pid 1005] close(19) = -1 EBADF (Bad file descriptor) [pid 1005] close(20) = -1 EBADF (Bad file descriptor) [pid 1005] close(21) = -1 EBADF (Bad file descriptor) [pid 1005] close(22) = -1 EBADF (Bad file descriptor) [pid 1005] close(23) = -1 EBADF (Bad file descriptor) [pid 1005] close(24) = -1 EBADF (Bad file descriptor) [pid 1005] close(25) = -1 EBADF (Bad file descriptor) [pid 1005] close(26) = -1 EBADF (Bad file descriptor) [pid 1005] close(27) = -1 EBADF (Bad file descriptor) [pid 1005] close(28) = -1 EBADF (Bad file descriptor) [pid 1005] close(29) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1005] exit_group(0) = ? [pid 1006] <... openat resumed>) = 3 [pid 306] <... close resumed>) = 0 [pid 1006] write(3, "1000", 4 [pid 306] rmdir("./172" [pid 1006] <... write resumed>) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 1006] close(3 [pid 306] mkdir("./173", 0777 [pid 1006] <... close resumed>) = 0 [pid 1005] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... mkdir resumed>) = 0 [pid 1006] symlink("/dev/binderfs", "./binderfs" [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1006] <... symlink resumed>) = 0 [pid 1006] write(1, "executing program\n", 18 [pid 303] <... restart_syscall resumed>) = 0 executing program [pid 1006] <... write resumed>) = 18 [pid 1006] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1007 attached [pid 303] umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1007] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 175 [pid 1006] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1006] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1007] <... set_robust_list resumed>) = 0 [pid 303] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... restart_syscall resumed>) = 0 [pid 1007] chdir("./173" [pid 1006] <... openat resumed>) = 4 [pid 303] <... openat resumed>) = 3 [pid 1007] <... chdir resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1006] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1007] <... prctl resumed>) = 0 [pid 302] umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1006] <... openat resumed>) = 5 [pid 302] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1007] setpgid(0, 0 [pid 303] getdents64(3, [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 1007] <... setpgid resumed>) = 0 [pid 1006] setns(201, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1006] <... setns resumed>) = 0 [pid 303] umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1006] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1006] <... socket resumed>) = 6 [pid 1007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] newfstatat(AT_FDCWD, "./174/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1006] setns(5, 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1007] <... openat resumed>) = 3 [pid 302] unlink("./181/binderfs") = 0 [pid 1006] <... setns resumed>) = 0 [pid 303] unlink("./174/binderfs" [pid 1007] write(3, "1000", 4 [pid 1006] close(5 [pid 303] <... unlink resumed>) = 0 [pid 1006] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1007] <... write resumed>) = 4 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1006] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1007] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1007] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./181") = 0 [pid 302] mkdir("./182", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] close(3 [pid 1007] symlink("/dev/binderfs", "./binderfs") = 0 [pid 303] <... close resumed>) = 0 [pid 1007] write(1, "executing program\n", 18 executing program [pid 303] rmdir("./174" [pid 1007] <... write resumed>) = 18 [pid 303] <... rmdir resumed>) = 0 [pid 1007] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1008 attached ) = 3 [pid 303] mkdir("./175", 0777 [pid 1008] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 184 [pid 1008] <... set_robust_list resumed>) = 0 [pid 1007] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1006] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1008] chdir("./182" [pid 303] <... mkdir resumed>) = 0 [pid 1008] <... chdir resumed>) = 0 [pid 1008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1008] setpgid(0, 0) = 0 [pid 1008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1007] <... openat resumed>) = 4 [pid 1006] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1006] <... close resumed>) = 0 [pid 1008] <... openat resumed>) = 3 [pid 1008] write(3, "1000", 4) = 4 [pid 1008] close(3) = 0 [pid 1008] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1006] close(4./strace-static-x86_64: Process 1009 attached [pid 1008] write(1, "executing program\n", 18executing program [pid 1009] set_robust_list(0x555569336660, 24 [pid 1008] <... write resumed>) = 18 [pid 1009] <... set_robust_list resumed>) = 0 [pid 1008] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1009] chdir("./175" [pid 1008] <... openat resumed>) = 3 [pid 1009] <... chdir resumed>) = 0 [pid 1008] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1008] <... openat resumed>) = 4 [pid 1009] setpgid(0, 0 [pid 1007] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1006] <... close resumed>) = 0 [pid 1009] <... setpgid resumed>) = 0 [pid 1008] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1007] <... openat resumed>) = 5 [pid 1006] close(5 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 177 [pid 1007] setns(201, 0 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... openat resumed>) = 3 [pid 1008] <... openat resumed>) = 5 [pid 1007] <... setns resumed>) = 0 [pid 1006] close(6 [pid 1007] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1009] write(3, "1000", 4 [pid 1008] setns(201, 0 [pid 1006] <... close resumed>) = 0 [pid 1009] <... write resumed>) = 4 [pid 1008] <... setns resumed>) = 0 [pid 1007] <... socket resumed>) = 6 [pid 1006] close(7 [pid 1009] close(3 [pid 1008] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1007] setns(5, 0 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = 0 [pid 1008] <... socket resumed>) = 6 [pid 1009] symlink("/dev/binderfs", "./binderfs" [pid 1008] setns(5, 0 [pid 1007] <... setns resumed>) = 0 [pid 1006] close(8executing program [pid 1009] <... symlink resumed>) = 0 [pid 1008] <... setns resumed>) = 0 [pid 1007] close(5 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] write(1, "executing program\n", 18 [pid 1008] close(5 [pid 1009] <... write resumed>) = 18 [pid 1008] <... close resumed>) = 0 [pid 1007] <... close resumed>) = 0 [pid 1006] close(9 [pid 1009] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1008] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1007] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... openat resumed>) = 3 [pid 1006] close(10) = -1 EBADF (Bad file descriptor) [pid 1006] close(11 [pid 1009] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1008] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1007] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... openat resumed>) = 4 [pid 1008] close(3) = 0 [pid 1007] close(3 [pid 1006] close(12 [pid 1009] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1008] close(4 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = 0 [pid 1009] <... openat resumed>) = 5 [pid 1008] <... close resumed>) = 0 [pid 1009] setns(201, 0 [pid 1008] close(5 [pid 1009] <... setns resumed>) = 0 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(4 [pid 1006] close(13 [pid 1009] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1008] close(6 [pid 1007] <... close resumed>) = 0 [pid 1009] <... socket resumed>) = 6 [pid 1008] <... close resumed>) = 0 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] setns(5, 0 [pid 1007] close(5 [pid 1006] close(14 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... setns resumed>) = 0 [pid 1008] close(7 [pid 1007] close(6 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(5 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = 0 [pid 1008] close(8 [pid 1007] <... close resumed>) = 0 [pid 1006] close(15 [pid 1009] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] close(9 [pid 1007] close(7 [pid 1006] close(16 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1008] close(10 [pid 1007] close(8 [pid 1006] close(17 [pid 1009] close(3 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] close(11 [pid 1009] <... close resumed>) = 0 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(4 [pid 1008] close(12 [pid 1007] close(9 [pid 1006] close(18 [pid 1009] <... close resumed>) = 0 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(5 [pid 1008] close(13 [pid 1007] close(10 [pid 1006] close(19 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(6 [pid 1008] close(14 [pid 1007] close(11 [pid 1006] close(20 [pid 1009] <... close resumed>) = 0 [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(12 [pid 1006] close(21 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(13 [pid 1006] close(22 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(14 [pid 1006] close(23 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(15 [pid 1006] close(24 [pid 1009] close(7 [pid 1008] close(15 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(16 [pid 1006] close(25 [pid 1009] close(8 [pid 1008] close(16 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(9 [pid 1008] close(17 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(10 [pid 1008] close(18 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(11 [pid 1008] close(19 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(12 [pid 1008] close(20 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(13 [pid 1008] close(21 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(14 [pid 1008] close(22 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(15 [pid 1008] close(23 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(16 [pid 1008] close(24 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(17 [pid 1008] close(25 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(18 [pid 1008] close(26 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(19 [pid 1008] close(27 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(20 [pid 1008] close(28 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(21 [pid 1008] close(29 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] close(22 [pid 1008] exit_group(0 [pid 1007] close(17 [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] close(26 [pid 1009] close(23 [pid 1008] <... exit_group resumed>) = ? [pid 1007] close(18 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] close(27 [pid 1009] close(24 [pid 1007] close(19 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1008] +++ exited with 0 +++ [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] close(28 [pid 1007] close(20 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1009] close(25 [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] close(29 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1009] close(26 [pid 1007] close(21 [pid 1006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1006] exit_group(0 [pid 1009] close(27) = -1 EBADF (Bad file descriptor) [pid 1009] close(28) = -1 EBADF (Bad file descriptor) [pid 1009] close(29 [pid 1007] close(22 [pid 1006] <... exit_group resumed>) = ? [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1009] exit_group(0) = ? [pid 1006] +++ exited with 0 +++ [pid 1007] close(23) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1007] close(24 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] close(25) = -1 EBADF (Bad file descriptor) [pid 1007] close(26) = -1 EBADF (Bad file descriptor) [pid 1007] close(27) = -1 EBADF (Bad file descriptor) [pid 1009] +++ exited with 0 +++ [pid 1007] close(28) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1007] close(29 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1007] exit_group(0) = ? [pid 1007] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./170", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./170", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(3, "", [pid 302] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 302] newfstatat(3, "", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] umount2("./170/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./170/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, "./182/binderfs", [pid 301] unlink("./170/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("./182/binderfs") = 0 [pid 301] getdents64(3, [pid 302] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./170" [pid 302] rmdir("./182" [pid 301] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./171", 0777 [pid 302] mkdir("./183", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 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./strace-static-x86_64: Process 1010 attached [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 173 [pid 1010] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 1011 attached [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 185 [pid 1011] set_robust_list(0x555569336660, 24 [pid 1010] <... set_robust_list resumed>) = 0 [pid 1011] <... set_robust_list resumed>) = 0 [pid 1011] chdir("./183" [pid 1010] chdir("./171" [pid 303] umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1010] <... chdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1011] <... chdir resumed>) = 0 [pid 1010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1011] <... prctl resumed>) = 0 [pid 1011] setpgid(0, 0) = 0 [pid 1011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1010] <... prctl resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1011] <... openat resumed>) = 3 [pid 1011] write(3, "1000", 4 [pid 1010] setpgid(0, 0 [pid 303] newfstatat(3, "", [pid 1010] <... setpgid resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1011] <... write resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] getdents64(3, [pid 1011] close(3 [pid 1010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1011] <... close resumed>) = 0 [pid 1010] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1011] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1010] write(3, "1000", 4 [pid 306] umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1011] write(1, "executing program\n", 18 [pid 1010] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1011] <... write resumed>) = 18 executing program [pid 1010] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1010] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./175/binderfs", [pid 1010] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1011] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] unlink("./175/binderfs" [pid 1011] <... openat resumed>) = 3 [pid 1010] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 1011] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWRexecuting program [pid 1010] write(1, "executing program\n", 18 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... unlink resumed>) = 0 [pid 1011] <... openat resumed>) = 4 [pid 1010] <... write resumed>) = 18 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1011] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1011] <... openat resumed>) = 5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./173/binderfs", [pid 1011] setns(201, 0) = 0 [pid 1010] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] getdents64(3, [pid 1011] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] unlink("./173/binderfs" [pid 1011] <... socket resumed>) = 6 [pid 306] <... unlink resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1010] <... openat resumed>) = 3 [pid 303] close(3 [pid 1011] setns(5, 0 [pid 306] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 1011] <... setns resumed>) = 0 [pid 1010] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] rmdir("./175" [pid 1011] close(5 [pid 306] close(3 [pid 1011] <... close resumed>) = 0 [pid 1010] <... openat resumed>) = 4 [pid 306] <... close resumed>) = 0 [pid 1011] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] rmdir("./173") = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1010] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] mkdir("./176", 0777 [pid 1011] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] mkdir("./174", 0777 [pid 303] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1011] close(3) = 0 [pid 1010] <... openat resumed>) = 5 [pid 1011] close(4) = 0 [pid 1011] close(5 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1012 attached [pid 1011] close(6./strace-static-x86_64: Process 1013 attached [pid 1012] set_robust_list(0x555569336660, 24 [pid 1011] <... close resumed>) = 0 [pid 1010] setns(201, 0 [pid 1011] close(7 [pid 1010] <... setns resumed>) = 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1011] close(8) = -1 EBADF (Bad file descriptor) [pid 1010] <... socket resumed>) = 6 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 178 [pid 1010] setns(5, 0 [pid 1011] close(9 [pid 1010] <... setns resumed>) = 0 [pid 1013] set_robust_list(0x555569336660, 24 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(5 [pid 1013] <... set_robust_list resumed>) = 0 [pid 1012] <... set_robust_list resumed>) = 0 [pid 1011] close(10 [pid 1010] <... close resumed>) = 0 [pid 1013] chdir("./176" [pid 1012] chdir("./174" [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 176 [pid 1013] <... chdir resumed>) = 0 [pid 1012] <... chdir resumed>) = 0 [pid 1011] close(11 [pid 1010] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... prctl resumed>) = 0 [pid 1012] <... prctl resumed>) = 0 [pid 1011] close(12 [pid 1013] setpgid(0, 0 [pid 1012] setpgid(0, 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... setpgid resumed>) = 0 [pid 1012] <... setpgid resumed>) = 0 [pid 1011] close(13 [pid 1013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1011] close(14 [pid 1010] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1013] <... openat resumed>) = 3 [pid 1012] <... openat resumed>) = 3 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1011] close(15) = -1 EBADF (Bad file descriptor) [pid 1011] close(16 [pid 1010] close(3 [pid 1013] write(3, "1000", 4 [pid 1012] write(3, "1000", 4 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... write resumed>) = 4 [pid 1012] <... write resumed>) = 4 [pid 1011] close(17 [pid 1013] close(3 [pid 1012] close(3 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = 0 [pid 1012] <... close resumed>) = 0 [pid 1011] close(18 [pid 1013] symlink("/dev/binderfs", "./binderfs" [pid 1012] symlink("/dev/binderfs", "./binderfs" [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... symlink resumed>) = 0 [pid 1012] <... symlink resumed>) = 0 [pid 1011] close(19 [pid 1010] <... close resumed>) = 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1011] close(20executing program executing program [pid 1010] close(4 [pid 1013] write(1, "executing program\n", 18 [pid 1012] write(1, "executing program\n", 18 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = 0 [pid 1013] <... write resumed>) = 18 [pid 1012] <... write resumed>) = 18 [pid 1011] close(21 [pid 1010] close(5 [pid 1013] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1012] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... openat resumed>) = 3 [pid 1011] close(22 [pid 1010] close(6 [pid 1013] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1012] <... openat resumed>) = 3 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = 0 [pid 1013] <... openat resumed>) = 4 [pid 1012] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1011] close(23 [pid 1010] close(7 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1012] <... openat resumed>) = 4 [pid 1011] close(24 [pid 1010] close(8 [pid 1013] <... openat resumed>) = 5 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] setns(201, 0 [pid 1012] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(9 [pid 1013] <... setns resumed>) = 0 [pid 1011] close(25 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1012] <... openat resumed>) = 5 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(10 [pid 1013] <... socket resumed>) = 6 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] setns(5, 0 [pid 1012] setns(201, 0 [pid 1011] close(26 [pid 1013] <... setns resumed>) = 0 [pid 1012] <... setns resumed>) = 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(11 [pid 1013] close(5 [pid 1012] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1011] close(27 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = 0 [pid 1012] <... socket resumed>) = 6 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(12 [pid 1011] close(28 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1012] setns(5, 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(13 [pid 1011] close(29 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... setns resumed>) = 0 [pid 1011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(14 [pid 1013] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1012] close(5 [pid 1011] exit_group(0 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = 0 [pid 1011] <... exit_group resumed>) = ? [pid 1010] close(15 [pid 1013] close(3 [pid 1012] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1011] +++ exited with 0 +++ [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = 0 [pid 1010] close(16 [pid 1013] close(4 [pid 1012] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1013] <... close resumed>) = 0 [pid 1010] close(17 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1013] close(5 [pid 1012] close(3 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(18) = -1 EBADF (Bad file descriptor) [pid 1010] close(19) = -1 EBADF (Bad file descriptor) [pid 1013] close(6 [pid 1012] <... close resumed>) = 0 [pid 1010] close(20 [pid 1013] <... close resumed>) = 0 [pid 1012] close(4 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(7 [pid 1012] <... close resumed>) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(5 [pid 1010] close(21 [pid 1013] close(8 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(6 [pid 1010] close(22 [pid 1013] close(9 [pid 1012] <... close resumed>) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(10 [pid 1012] close(7 [pid 1010] close(23 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(11 [pid 1012] close(8 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(12) = -1 EBADF (Bad file descriptor) [pid 1012] close(9 [pid 1013] close(13 [pid 302] <... restart_syscall resumed>) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(14 [pid 1012] close(10 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(15 [pid 1012] close(11 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1013] close(16 [pid 1012] close(12 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1013] close(17 [pid 1012] close(13 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1013] close(18 [pid 1012] close(14 [pid 302] <... openat resumed>) = 3 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(19 [pid 1012] close(15 [pid 302] newfstatat(3, "", [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1013] close(20 [pid 1012] close(16 [pid 302] getdents64(3, [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(17 [pid 1013] close(21 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(18 [pid 1013] close(22 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(23 [pid 1012] close(19 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./183/binderfs", [pid 1013] close(24 [pid 1012] close(20 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] close(25) = -1 EBADF (Bad file descriptor) [pid 1012] close(21 [pid 302] unlink("./183/binderfs" [pid 1013] close(26 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] close(24 [pid 302] <... unlink resumed>) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(22 [pid 1013] close(27 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(23 [pid 1013] close(28 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(24 [pid 1010] close(25 [pid 302] close(3 [pid 1013] close(29 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(25 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1013] exit_group(0 [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./183" [pid 1013] <... exit_group resumed>) = ? [pid 1012] close(26 [pid 1010] close(26 [pid 302] <... rmdir resumed>) = 0 [pid 1013] +++ exited with 0 +++ [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1012] close(27 [pid 1010] close(27 [pid 302] mkdir("./184", 0777 [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1010] close(28 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1012] close(28 [pid 1010] close(29 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1010] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1014 attached [pid 1012] close(29) = -1 EBADF (Bad file descriptor) [pid 1010] exit_group(0 [pid 1014] set_robust_list(0x555569336660, 24 [pid 1010] <... exit_group resumed>) = ? [pid 1014] <... set_robust_list resumed>) = 0 [pid 1012] exit_group(0) = ? [pid 1010] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 186 [pid 1014] chdir("./184") = 0 [pid 1014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1014] <... prctl resumed>) = 0 [pid 1012] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1014] setpgid(0, 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1014] <... setpgid resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1014] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1014] write(3, "1000", 4 [pid 303] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1014] <... write resumed>) = 4 [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 1014] close(3) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1014] symlink("/dev/binderfs", "./binderfs" [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1014] <... symlink resumed>) = 0 [pid 303] umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... restart_syscall resumed>) = 0 executing program [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1014] write(1, "executing program\n", 18 [pid 303] newfstatat(AT_FDCWD, "./176/binderfs", [pid 1014] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 1014] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1014] <... openat resumed>) = 3 [pid 306] umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] unlink("./176/binderfs" [pid 1014] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... unlink resumed>) = 0 [pid 301] umount2("./171", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1014] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 301] openat(AT_FDCWD, "./171", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1014] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] newfstatat(3, "", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] close(3 [pid 306] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1014] <... openat resumed>) = 5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] rmdir("./176" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1014] setns(201, 0 [pid 306] umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... rmdir resumed>) = 0 [pid 301] getdents64(3, [pid 1014] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1014] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] newfstatat(AT_FDCWD, "./174/binderfs", [pid 303] mkdir("./177", 0777 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1014] <... socket resumed>) = 6 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] umount2("./171/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./174/binderfs") = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1014] setns(5, 0) = 0 [pid 306] getdents64(3, [pid 301] newfstatat(AT_FDCWD, "./171/binderfs", ./strace-static-x86_64: Process 1015 attached [pid 1014] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1014] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1014] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] close(3 [pid 301] unlink("./171/binderfs" [pid 306] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 306] rmdir("./174") = 0 [pid 1015] set_robust_list(0x555569336660, 24 [pid 306] mkdir("./175", 0777 [pid 301] getdents64(3, [pid 306] <... mkdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 179 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1015] <... set_robust_list resumed>) = 0 [pid 301] close(3 [pid 1014] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 ./strace-static-x86_64: Process 1016 attached [pid 1015] chdir("./177" [pid 1014] close(3 [pid 301] rmdir("./171") = 0 [pid 301] mkdir("./172", 0777 [pid 1015] <... chdir resumed>) = 0 [pid 1014] <... close resumed>) = 0 [pid 1015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1014] close(4 [pid 1015] <... prctl resumed>) = 0 [pid 1014] <... close resumed>) = 0 [pid 1014] close(5 [pid 1015] setpgid(0, 0 [pid 301] <... mkdir resumed>) = 0 [pid 1016] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 177 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1016] <... set_robust_list resumed>) = 0 [pid 1015] <... setpgid resumed>) = 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1017 attached [pid 1016] chdir("./175" [pid 1014] close(6 [pid 1016] <... chdir resumed>) = 0 [pid 1015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1017] set_robust_list(0x555569336660, 24 [pid 1014] <... close resumed>) = 0 [pid 1016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1014] close(7 [pid 1016] <... prctl resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 174 [pid 1017] <... set_robust_list resumed>) = 0 [pid 1016] setpgid(0, 0 [pid 1015] <... openat resumed>) = 3 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] <... setpgid resumed>) = 0 [pid 1014] close(8 [pid 1017] chdir("./172" [pid 1016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1015] write(3, "1000", 4 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... chdir resumed>) = 0 [pid 1015] <... write resumed>) = 4 [pid 1014] close(9 [pid 1017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1016] <... openat resumed>) = 3 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] setpgid(0, 0 [pid 1016] write(3, "1000", 4 [pid 1017] <... setpgid resumed>) = 0 [pid 1014] close(10 [pid 1016] <... write resumed>) = 4 [pid 1016] close(3) = 0 [pid 1016] symlink("/dev/binderfs", "./binderfs" [pid 1017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1015] close(3 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1016] <... symlink resumed>) = 0 [pid 1014] close(11 [pid 1016] write(1, "executing program\n", 18) = 18 [pid 1016] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1016] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1015] <... close resumed>) = 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] <... openat resumed>) = 4 [pid 1017] <... openat resumed>) = 3 [pid 1015] symlink("/dev/binderfs", "./binderfs"executing program [pid 1014] close(12 [pid 1017] write(3, "1000", 4 [pid 1016] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1015] <... symlink resumed>) = 0 [pid 1017] <... write resumed>) = 4 [pid 1016] <... openat resumed>) = 5 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(3 [pid 1015] write(1, "executing program\n", 18 [pid 1017] <... close resumed>) = 0 [pid 1014] close(13 [pid 1017] symlink("/dev/binderfs", "./binderfs" [pid 1015] <... write resumed>) = 18 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... symlink resumed>) = 0 [pid 1016] setns(201, 0 [pid 1015] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1014] close(14 [pid 1016] <... setns resumed>) = 0 [pid 1016] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1016] setns(5, 0) = 0 [pid 1016] close(5) = 0 [pid 1016] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1017] write(1, "executing program\n", 18 [pid 1015] <... openat resumed>) = 3 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... write resumed>) = 18 [pid 1017] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1016] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1015] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1014] close(15 [pid 1016] close(3) = 0 [pid 1016] close(4 [pid 1017] <... openat resumed>) = 3 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1016] <... close resumed>) = 0 [pid 1015] <... openat resumed>) = 4 [pid 1014] close(16 [pid 1016] close(5 [pid 1015] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... openat resumed>) = 4 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1016] close(6 [pid 1014] close(17 [pid 1017] <... openat resumed>) = 5 [pid 1016] <... close resumed>) = 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... openat resumed>) = 5 [pid 1017] setns(201, 0 [pid 1014] close(18 [pid 1015] setns(201, 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... setns resumed>) = 0 [pid 1014] close(19 [pid 1017] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... setns resumed>) = 0 [pid 1014] close(20 [pid 1017] <... socket resumed>) = 6 [pid 1016] close(7 [pid 1015] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] setns(5, 0 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(8 [pid 1014] close(21 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(9) = -1 EBADF (Bad file descriptor) [pid 1016] close(10) = -1 EBADF (Bad file descriptor) [pid 1016] close(11) = -1 EBADF (Bad file descriptor) [pid 1016] close(12) = -1 EBADF (Bad file descriptor) [pid 1016] close(13) = -1 EBADF (Bad file descriptor) [pid 1017] <... setns resumed>) = 0 [pid 1016] close(14 [pid 1015] <... socket resumed>) = 6 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(5 [pid 1016] close(15 [pid 1015] setns(5, 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = 0 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... setns resumed>) = 0 [pid 1014] close(22 [pid 1017] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1016] close(16 [pid 1015] close(5 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(17 [pid 1015] <... close resumed>) = 0 [pid 1014] close(23 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(18) = -1 EBADF (Bad file descriptor) [pid 1015] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(19) = -1 EBADF (Bad file descriptor) [pid 1016] close(20) = -1 EBADF (Bad file descriptor) [pid 1016] close(21) = -1 EBADF (Bad file descriptor) [pid 1016] close(22 [pid 1014] close(24 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(23 [pid 1014] close(25 [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(24) = -1 EBADF (Bad file descriptor) [pid 1014] close(26 [pid 1016] close(25 [pid 1015] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1016] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1016] close(26) = -1 EBADF (Bad file descriptor) [pid 1016] close(27) = -1 EBADF (Bad file descriptor) [pid 1016] close(28) = -1 EBADF (Bad file descriptor) [pid 1016] close(29) = -1 EBADF (Bad file descriptor) [pid 1016] exit_group(0 [pid 1014] close(27 [pid 1017] close(3 [pid 1015] close(3 [pid 1016] <... exit_group resumed>) = ? [pid 1017] <... close resumed>) = 0 [pid 1015] <... close resumed>) = 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(4 [pid 1015] close(4 [pid 1014] close(28 [pid 1017] <... close resumed>) = 0 [pid 1016] +++ exited with 0 +++ [pid 1015] <... close resumed>) = 0 [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(5 [pid 1015] close(5 [pid 1014] close(29 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1014] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1017] close(6 [pid 1015] close(6 [pid 1014] exit_group(0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1017] <... close resumed>) = 0 [pid 1015] <... close resumed>) = 0 [pid 1014] <... exit_group resumed>) = ? [pid 1017] close(7 [pid 1015] close(7) = -1 EBADF (Bad file descriptor) [pid 1015] close(8) = -1 EBADF (Bad file descriptor) [pid 1015] close(9) = -1 EBADF (Bad file descriptor) [pid 1015] close(10) = -1 EBADF (Bad file descriptor) [pid 1015] close(11 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1014] +++ exited with 0 +++ [pid 1017] close(8 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(12 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1017] close(9 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(13 [pid 1017] close(10 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(14) = -1 EBADF (Bad file descriptor) [pid 1017] close(11 [pid 1015] close(15 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(12 [pid 1015] close(16 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(13) = -1 EBADF (Bad file descriptor) [pid 1015] close(17 [pid 1017] close(14 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(18 [pid 1017] close(15 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(19 [pid 1017] close(16 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(17 [pid 1015] close(20 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(18 [pid 1015] close(21 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(19 [pid 1015] close(22 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] close(20 [pid 306] <... restart_syscall resumed>) = 0 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(23 [pid 1017] close(21 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(24 [pid 306] umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1017] close(22 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(25 [pid 1017] close(23 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(26 [pid 306] <... openat resumed>) = 3 [pid 1017] close(24 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 302] umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(27 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1017] close(25 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(28 [pid 302] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1017] close(26 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] close(29 [pid 306] umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 1017] close(27 [pid 1015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] exit_group(0 [pid 306] newfstatat(AT_FDCWD, "./175/binderfs", [pid 302] newfstatat(3, "", [pid 1017] close(28 [pid 1015] <... exit_group resumed>) = ? [pid 306] <... 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=60, ...}, AT_EMPTY_PATH) = 0 [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1015] +++ exited with 0 +++ [pid 306] unlink("./175/binderfs" [pid 302] getdents64(3, [pid 1017] close(29 [pid 306] <... unlink resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1017] exit_group(0 [pid 306] close(3 [pid 1017] <... exit_group resumed>) = ? [pid 302] umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./175") = 0 [pid 306] mkdir("./176", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1017] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./184/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1018 attached [pid 302] unlink("./184/binderfs" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 178 [pid 1018] set_robust_list(0x555569336660, 24) = 0 [pid 1018] chdir("./176" [pid 302] <... unlink resumed>) = 0 [pid 1018] <... chdir resumed>) = 0 [pid 302] getdents64(3, [pid 1018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1018] <... prctl resumed>) = 0 [pid 302] close(3 [pid 1018] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 1018] <... setpgid resumed>) = 0 [pid 302] rmdir("./184" [pid 1018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./185", 0777 [pid 1018] <... openat resumed>) = 3 [pid 1018] write(3, "1000", 4 [pid 302] <... mkdir resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1018] <... write resumed>) = 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1018] close(3 [pid 303] umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1019 attached [pid 1018] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1019] set_robust_list(0x555569336660, 24 [pid 1018] symlink("/dev/binderfs", "./binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 187 [pid 1019] <... set_robust_list resumed>) = 0 [pid 303] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1019] chdir("./185" [pid 1018] <... symlink resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1019] <... chdir resumed>) = 0 [pid 1018] write(1, "executing program\n", 18executing program [pid 303] newfstatat(3, "", [pid 1019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1018] <... write resumed>) = 18 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1019] <... prctl resumed>) = 0 [pid 1019] setpgid(0, 0 [pid 1018] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] getdents64(3, [pid 1019] <... setpgid resumed>) = 0 [pid 1018] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1018] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1019] <... openat resumed>) = 3 [pid 303] newfstatat(AT_FDCWD, "./177/binderfs", [pid 1019] write(3, "1000", 4 [pid 1018] <... openat resumed>) = 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1019] <... write resumed>) = 4 [pid 1018] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] unlink("./177/binderfs" [pid 1019] close(3) = 0 [pid 1018] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 1019] symlink("/dev/binderfs", "./binderfs" [pid 1018] setns(201, 0 [pid 303] getdents64(3, [pid 1019] <... symlink resumed>) = 0 [pid 1018] <... setns resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 executing program [pid 301] <... restart_syscall resumed>) = 0 [pid 1019] write(1, "executing program\n", 18 [pid 1018] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] close(3 [pid 1019] <... write resumed>) = 18 [pid 1018] <... socket resumed>) = 6 [pid 303] <... close resumed>) = 0 [pid 1019] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1018] setns(5, 0 [pid 303] rmdir("./177" [pid 1019] <... openat resumed>) = 3 [pid 1018] <... setns resumed>) = 0 [pid 1019] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1018] close(5 [pid 303] <... rmdir resumed>) = 0 [pid 301] umount2("./172", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1019] <... openat resumed>) = 4 [pid 1018] <... close resumed>) = 0 [pid 303] mkdir("./178", 0777 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1019] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1018] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./172", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1019] <... openat resumed>) = 5 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1020 attached [pid 1019] setns(201, 0 [pid 1018] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] newfstatat(3, "", [pid 1020] set_robust_list(0x555569336660, 24 [pid 1019] <... setns resumed>) = 0 [pid 1018] close(3 [pid 1020] <... set_robust_list resumed>) = 0 [pid 1019] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1018] <... close resumed>) = 0 [pid 1020] chdir("./178" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1019] <... socket resumed>) = 6 [pid 1018] close(4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 180 [pid 301] getdents64(3, [pid 1020] <... chdir resumed>) = 0 [pid 1019] setns(5, 0 [pid 1018] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1019] <... setns resumed>) = 0 [pid 1018] close(5 [pid 301] umount2("./172/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1020] <... prctl resumed>) = 0 [pid 1019] close(5 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1020] setpgid(0, 0 [pid 1019] <... close resumed>) = 0 [pid 1018] close(6 [pid 301] newfstatat(AT_FDCWD, "./172/binderfs", [pid 1020] <... setpgid resumed>) = 0 [pid 1019] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1018] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1018] close(7 [pid 301] unlink("./172/binderfs" [pid 1020] <... openat resumed>) = 3 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1019] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1020] write(3, "1000", 4 [pid 1018] close(8 [pid 301] getdents64(3, [pid 1020] <... write resumed>) = 4 [pid 1019] close(3 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] close(3 [pid 1019] <... close resumed>) = 0 [pid 1018] close(9 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1020] <... close resumed>) = 0 [pid 1019] close(4 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1020] symlink("/dev/binderfs", "./binderfs" [pid 1018] close(10 [pid 301] <... close resumed>) = 0 [pid 1019] <... close resumed>) = 0 [pid 1020] <... symlink resumed>) = 0 executing program [pid 1019] close(5 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./172" [pid 1020] write(1, "executing program\n", 18 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(11 [pid 1020] <... write resumed>) = 18 [pid 1019] close(6 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... rmdir resumed>) = 0 [pid 1019] <... close resumed>) = 0 [pid 1018] close(12 [pid 1020] <... openat resumed>) = 3 [pid 1020] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1019] close(7 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./173", 0777 [pid 1020] <... openat resumed>) = 4 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(13 [pid 301] <... mkdir resumed>) = 0 [pid 1020] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1019] close(8 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1020] <... openat resumed>) = 5 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(14./strace-static-x86_64: Process 1021 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 175 [pid 1020] setns(201, 0 [pid 1019] close(9 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] set_robust_list(0x555569336660, 24 [pid 1020] <... setns resumed>) = 0 [pid 1018] close(15 [pid 1021] <... set_robust_list resumed>) = 0 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1018] close(16 [pid 1021] chdir("./173" [pid 1019] close(10 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... socket resumed>) = 6 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] setns(5, 0 [pid 1018] close(17 [pid 1021] <... chdir resumed>) = 0 [pid 1020] <... setns resumed>) = 0 [pid 1019] close(11 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1020] close(5 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(18 [pid 1021] <... prctl resumed>) = 0 [pid 1020] <... close resumed>) = 0 [pid 1019] close(12 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] setpgid(0, 0 [pid 1020] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(19 [pid 1021] <... setpgid resumed>) = 0 [pid 1019] close(13 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1020] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... openat resumed>) = 3 [pid 1020] close(3 [pid 1018] close(20 [pid 1021] write(3, "1000", 4 [pid 1019] close(14 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... write resumed>) = 4 [pid 1020] <... close resumed>) = 0 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(21 [pid 1021] close(3 [pid 1020] close(4 [pid 1019] close(15 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = 0 [pid 1020] <... close resumed>) = 0 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(22 [pid 1021] symlink("/dev/binderfs", "./binderfs" [pid 1020] close(5 [pid 1019] close(16 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... symlink resumed>) = 0 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1018] close(23 [pid 1021] write(1, "executing program\n", 18 [pid 1020] close(6 [pid 1019] close(17 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... write resumed>) = 18 [pid 1020] <... close resumed>) = 0 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(24 [pid 1021] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1020] close(7 [pid 1019] close(18 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... openat resumed>) = 3 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(25 [pid 1021] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1020] close(8 [pid 1019] close(19 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... openat resumed>) = 4 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(26 [pid 1021] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1020] close(9 [pid 1019] close(20 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... openat resumed>) = 5 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(27 [pid 1021] setns(201, 0 [pid 1019] close(21 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... setns resumed>) = 0 [pid 1020] close(10 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(28 [pid 1021] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] close(22 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... socket resumed>) = 6 [pid 1020] close(11 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] close(29 [pid 1021] setns(5, 0 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] close(23 [pid 1018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... setns resumed>) = 0 [pid 1020] close(12 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(5 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] close(24 [pid 1018] exit_group(0 [pid 1021] <... close resumed>) = 0 [pid 1020] close(13 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1018] <... exit_group resumed>) = ? [pid 1021] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] close(25) = -1 EBADF (Bad file descriptor) [pid 1019] close(26) = -1 EBADF (Bad file descriptor) [pid 1019] close(27) = -1 EBADF (Bad file descriptor) [pid 1019] close(28) = -1 EBADF (Bad file descriptor) [pid 1018] +++ exited with 0 +++ [pid 1020] close(14) = -1 EBADF (Bad file descriptor) [pid 1019] close(29 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1021] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1020] close(15 [pid 1019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(3 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = 0 [pid 1020] close(16 [pid 1019] exit_group(0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1021] close(4 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1019] <... exit_group resumed>) = ? [pid 1021] <... close resumed>) = 0 [pid 1020] close(17 [pid 1019] +++ exited with 0 +++ [pid 1021] close(5 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1020] close(18 [pid 1021] close(6) = 0 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1020] close(19 [pid 1021] close(7 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(8 [pid 1020] close(20 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(9 [pid 1020] close(21 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(10 [pid 1020] close(22 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(11 [pid 1020] close(23 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(12 [pid 1020] close(24 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(13) = -1 EBADF (Bad file descriptor) [pid 1021] close(14) = -1 EBADF (Bad file descriptor) [pid 1021] close(15) = -1 EBADF (Bad file descriptor) [pid 1021] close(16) = -1 EBADF (Bad file descriptor) [pid 1021] close(17) = -1 EBADF (Bad file descriptor) [pid 1021] close(18 [pid 1020] close(25 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(19) = -1 EBADF (Bad file descriptor) [pid 1020] close(26 [pid 1021] close(20 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] close(27 [pid 1021] close(21 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(22) = -1 EBADF (Bad file descriptor) [pid 1020] close(28 [pid 1021] close(23 [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] close(29 [pid 1021] close(24) = -1 EBADF (Bad file descriptor) [pid 1020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1021] close(25) = -1 EBADF (Bad file descriptor) [pid 1021] close(26 [pid 1020] exit_group(0 [pid 1021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1020] <... exit_group resumed>) = ? [pid 1021] close(27) = -1 EBADF (Bad file descriptor) [pid 1021] close(28) = -1 EBADF (Bad file descriptor) [pid 1021] close(29) = -1 EBADF (Bad file descriptor) [pid 1021] exit_group(0) = ? [pid 306] <... restart_syscall resumed>) = 0 [pid 1020] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1021] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] newfstatat(AT_FDCWD, "./176/binderfs", [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./176/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./176") = 0 [pid 306] mkdir("./177", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1022 attached , child_tidptr=0x555569336650) = 179 [pid 1022] set_robust_list(0x555569336660, 24) = 0 [pid 1022] chdir("./177") = 0 [pid 1022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1022] setpgid(0, 0) = 0 [pid 1022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1022] write(3, "1000", 4) = 4 [pid 1022] close(3) = 0 [pid 1022] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 1022] <... symlink resumed>) = 0 [pid 1022] write(1, "executing program\n", 18) = 18 [pid 1022] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1022] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1022] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1022] <... openat resumed>) = 5 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1022] setns(201, 0 [pid 302] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1022] <... setns resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1022] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] newfstatat(3, "", [pid 1022] <... socket resumed>) = 6 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1022] setns(5, 0) = 0 [pid 1022] close(5) = 0 [pid 302] getdents64(3, [pid 1022] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./185/binderfs", [pid 1022] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./173", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./185/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1022] close(3 [pid 301] openat(AT_FDCWD, "./173", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1022] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1022] close(4 [pid 301] newfstatat(3, "", [pid 1022] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1022] close(5 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1022] close(6 [pid 302] close(3 [pid 301] umount2("./173/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1022] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1022] close(7 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./185" [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./173/binderfs", [pid 1022] close(8 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1022] close(9 [pid 301] unlink("./173/binderfs" [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1022] close(10) = -1 EBADF (Bad file descriptor) [pid 1022] close(11 [pid 301] getdents64(3, [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1022] close(12 [pid 301] close(3 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1022] close(13 [pid 301] <... close resumed>) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1022] close(14 [pid 301] rmdir("./173" [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1022] close(15 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./186", 0777 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./174", 0777 [pid 1022] close(16 [pid 302] <... mkdir resumed>) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 1022] close(17 [pid 303] umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1023 attached [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1022] close(18 [pid 303] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1024 attached [pid 1022] close(19 [pid 303] getdents64(3, [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 188 [pid 1024] set_robust_list(0x555569336660, 24 [pid 1023] set_robust_list(0x555569336660, 24 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 176 [pid 1024] <... set_robust_list resumed>) = 0 [pid 1023] <... set_robust_list resumed>) = 0 [pid 1022] close(20 [pid 303] umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1024] chdir("./174" [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1024] <... chdir resumed>) = 0 [pid 1023] chdir("./186" [pid 1022] close(21 [pid 303] newfstatat(AT_FDCWD, "./178/binderfs", [pid 1024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1023] <... chdir resumed>) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1024] <... prctl resumed>) = 0 [pid 1023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1022] close(22 [pid 303] unlink("./178/binderfs" [pid 1024] setpgid(0, 0 [pid 1023] <... prctl resumed>) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1024] <... setpgid resumed>) = 0 [pid 1023] setpgid(0, 0 [pid 1022] close(23 [pid 303] getdents64(3, [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1023] <... setpgid resumed>) = 0 [pid 1022] close(24 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1022] close(25 [pid 303] <... close resumed>) = 0 [pid 1024] <... openat resumed>) = 3 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] write(3, "1000", 4 [pid 1023] <... openat resumed>) = 3 [pid 1022] close(26 [pid 303] rmdir("./178" [pid 1024] <... write resumed>) = 4 [pid 1023] write(3, "1000", 4 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1024] close(3 [pid 1023] <... write resumed>) = 4 [pid 1022] close(27 [pid 1023] close(3 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... close resumed>) = 0 [pid 1023] <... close resumed>) = 0 [pid 1024] symlink("/dev/binderfs", "./binderfs" [pid 1023] symlink("/dev/binderfs", "./binderfs" [pid 1024] <... symlink resumed>) = 0 [pid 1023] <... symlink resumed>) = 0 [pid 1022] close(28executing program executing program [pid 303] mkdir("./179", 0777 [pid 1024] write(1, "executing program\n", 18 [pid 1023] write(1, "executing program\n", 18 [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1024] <... write resumed>) = 18 [pid 1023] <... write resumed>) = 18 [pid 1022] close(29 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1025 attached [pid 1024] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1023] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] set_robust_list(0x555569336660, 24) = 0 [pid 1024] <... openat resumed>) = 3 [pid 1023] <... openat resumed>) = 3 [pid 1022] exit_group(0 [pid 1025] chdir("./179" [pid 1022] <... exit_group resumed>) = ? [pid 1025] <... chdir resumed>) = 0 [pid 1024] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1023] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1022] +++ exited with 0 +++ [pid 1025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1024] <... openat resumed>) = 4 [pid 1023] <... openat resumed>) = 4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 181 [pid 1025] setpgid(0, 0 [pid 1024] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1023] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1025] <... setpgid resumed>) = 0 [pid 1024] <... openat resumed>) = 5 [pid 1023] <... openat resumed>) = 5 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1024] setns(201, 0 [pid 1023] setns(201, 0 [pid 1025] <... openat resumed>) = 3 [pid 1024] <... setns resumed>) = 0 [pid 1023] <... setns resumed>) = 0 [pid 1025] write(3, "1000", 4 [pid 1024] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1023] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1025] <... write resumed>) = 4 [pid 1024] <... socket resumed>) = 6 [pid 1023] <... socket resumed>) = 6 [pid 1025] close(3 [pid 1024] setns(5, 0 [pid 1023] setns(5, 0 [pid 1025] <... close resumed>) = 0 [pid 1024] <... setns resumed>) = 0 [pid 1025] symlink("/dev/binderfs", "./binderfs" [pid 1023] <... setns resumed>) = 0 [pid 1024] close(5 [pid 1025] <... symlink resumed>) = 0 [pid 1023] close(5executing program [pid 1025] write(1, "executing program\n", 18 [pid 1024] <... close resumed>) = 0 [pid 1023] <... close resumed>) = 0 [pid 1025] <... write resumed>) = 18 [pid 1024] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1023] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1025] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1024] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1025] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1024] close(3 [pid 1025] <... openat resumed>) = 4 [pid 1024] <... close resumed>) = 0 [pid 1023] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1025] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1024] close(4 [pid 1023] close(3) = 0 [pid 1025] <... openat resumed>) = 5 [pid 1023] close(4 [pid 1025] setns(201, 0 [pid 1024] <... close resumed>) = 0 [pid 1023] <... close resumed>) = 0 [pid 1025] <... setns resumed>) = 0 [pid 1024] close(5 [pid 1023] close(5 [pid 1025] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(6) = 0 [pid 1023] close(7) = -1 EBADF (Bad file descriptor) [pid 1023] close(8) = -1 EBADF (Bad file descriptor) [pid 1023] close(9) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1023] close(10 [pid 1025] <... socket resumed>) = 6 [pid 1024] close(6 [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] setns(5, 0 [pid 1024] <... close resumed>) = 0 [pid 1025] <... setns resumed>) = 0 [pid 1024] close(7 [pid 1025] close(5 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] <... close resumed>) = 0 [pid 1024] close(8 [pid 1023] close(11 [pid 306] umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1025] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(12 [pid 306] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1024] close(9 [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1023] close(13 [pid 306] newfstatat(3, "", [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1024] close(10 [pid 1023] close(14 [pid 306] getdents64(3, [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1023] close(15) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1023] close(16 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(17 [pid 306] newfstatat(AT_FDCWD, "./177/binderfs", [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(18 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(19 [pid 306] unlink("./177/binderfs" [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1023] close(20 [pid 1025] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1025] close(3 [pid 1024] close(11 [pid 1023] close(21 [pid 1025] <... close resumed>) = 0 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] close(4 [pid 1024] close(12) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1025] <... close resumed>) = 0 [pid 1024] close(13 [pid 1023] close(22 [pid 306] close(3 [pid 1025] close(5 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(14 [pid 1023] close(23 [pid 306] rmdir("./177" [pid 1025] close(6 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1024] close(15 [pid 1023] close(24 [pid 306] mkdir("./178", 0777 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1025] <... close resumed>) = 0 [pid 1024] close(16 [pid 1023] close(25 [pid 1025] close(7 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(17 [pid 1023] close(26./strace-static-x86_64: Process 1026 attached [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(18) = -1 EBADF (Bad file descriptor) [pid 1023] close(27 [pid 1024] close(19 [pid 1026] set_robust_list(0x555569336660, 24 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] <... set_robust_list resumed>) = 0 [pid 1024] close(20) = -1 EBADF (Bad file descriptor) [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(28 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 180 [pid 1026] chdir("./178" [pid 1025] close(8 [pid 1024] close(21 [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] close(29 [pid 1026] <... chdir resumed>) = 0 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(22 [pid 1023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1025] close(9 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] exit_group(0 [pid 1026] <... prctl resumed>) = 0 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(23 [pid 1023] <... exit_group resumed>) = ? [pid 1026] setpgid(0, 0 [pid 1025] close(10 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1023] +++ exited with 0 +++ [pid 1024] close(24 [pid 1026] <... setpgid resumed>) = 0 [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(25 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1025] close(11 [pid 1024] close(26 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] <... openat resumed>) = 3 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(27) = -1 EBADF (Bad file descriptor) [pid 1025] close(12 [pid 1026] write(3, "1000", 4 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] close(28 [pid 1026] <... write resumed>) = 4 [pid 1025] close(13 [pid 1026] close(3 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] <... close resumed>) = 0 [pid 1025] close(14 [pid 1024] close(29 [pid 1026] symlink("/dev/binderfs", "./binderfs" [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1026] <... symlink resumed>) = 0 [pid 1025] close(15 [pid 1024] exit_group(0 [pid 1026] write(1, "executing program\n", 18) = 18 [pid 1026] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1024] <... exit_group resumed>) = ? [pid 1025] close(16 [pid 1026] <... openat resumed>) = 3 [pid 1026] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1026] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1026] setns(201, 0) = 0 [pid 1024] +++ exited with 0 +++ [pid 1026] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1026] <... socket resumed>) = 6 [pid 1026] setns(5, 0) = 0 [pid 1026] close(5) = 0 [pid 1026] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] umount2("./174", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1025] close(17 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] close(18 [pid 301] openat(AT_FDCWD, "./174", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... openat resumed>) = 3 [pid 1025] close(19 [pid 301] newfstatat(3, "", [pid 1026] close(3 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1026] <... close resumed>) = 0 [pid 1025] close(20 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1026] close(4 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1026] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1026] close(5 [pid 301] umount2("./174/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1025] close(21 [pid 302] <... openat resumed>) = 3 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1025] close(22 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] close(23 [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1026] close(6 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./174/binderfs", [pid 1026] <... close resumed>) = 0 [pid 1025] close(24 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1026] close(7 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./174/binderfs" [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] close(25 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 1026] close(8 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./186/binderfs", [pid 301] getdents64(3, [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1026] close(9 [pid 1025] close(26 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(3 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./186/binderfs" [pid 301] <... close resumed>) = 0 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] close(10 [pid 302] <... unlink resumed>) = 0 [pid 301] rmdir("./174" [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] close(27 [pid 302] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 1026] close(11 [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./175", 0777 [pid 1026] close(12 [pid 1025] close(28 [pid 302] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1026] close(13 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1027 attached [pid 1026] close(14 [pid 1025] close(29 [pid 302] rmdir("./186" [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1027] set_robust_list(0x555569336660, 24 [pid 1025] exit_group(0 [pid 302] mkdir("./187", 0777 [pid 1027] <... set_robust_list resumed>) = 0 [pid 1025] <... exit_group resumed>) = ? [pid 1026] close(15) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1026] close(16 [pid 1027] chdir("./175" [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 177 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1026] close(17) = -1 EBADF (Bad file descriptor) [pid 1026] close(18) = -1 EBADF (Bad file descriptor) [pid 1026] close(19) = -1 EBADF (Bad file descriptor) [pid 1026] close(20) = -1 EBADF (Bad file descriptor) [pid 1026] close(21) = -1 EBADF (Bad file descriptor) [pid 1026] close(22./strace-static-x86_64: Process 1028 attached ) = -1 EBADF (Bad file descriptor) [pid 1026] close(23 [pid 1028] set_robust_list(0x555569336660, 24 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1028] <... set_robust_list resumed>) = 0 [pid 1026] close(24 [pid 1028] chdir("./187" [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1026] close(25 [pid 1025] +++ exited with 0 +++ [pid 1027] <... chdir resumed>) = 0 [pid 1028] <... chdir resumed>) = 0 [pid 1027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1027] <... prctl resumed>) = 0 [pid 1026] close(26 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1028] <... prctl resumed>) = 0 [pid 1027] setpgid(0, 0 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1028] setpgid(0, 0 [pid 1027] <... setpgid resumed>) = 0 [pid 1026] close(27 [pid 1028] <... setpgid resumed>) = 0 [pid 1026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1026] close(28) = -1 EBADF (Bad file descriptor) [pid 1028] <... openat resumed>) = 3 [pid 1026] close(29) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 189 [pid 1027] <... openat resumed>) = 3 [pid 1027] write(3, "1000", 4 [pid 1028] write(3, "1000", 4 [pid 1026] exit_group(0 [pid 1028] <... write resumed>) = 4 [pid 1027] <... write resumed>) = 4 [pid 1028] close(3 [pid 1026] <... exit_group resumed>) = ? [pid 1027] close(3 [pid 1028] <... close resumed>) = 0 [pid 1026] +++ exited with 0 +++ [pid 1028] symlink("/dev/binderfs", "./binderfs"executing program [pid 1027] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1028] <... symlink resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1028] write(1, "executing program\n", 18 executing program [pid 1027] symlink("/dev/binderfs", "./binderfs" [pid 1028] <... write resumed>) = 18 [pid 1027] <... symlink resumed>) = 0 [pid 1028] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1027] write(1, "executing program\n", 18 [pid 1028] <... openat resumed>) = 3 [pid 1027] <... write resumed>) = 18 [pid 1028] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1027] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1028] <... openat resumed>) = 4 [pid 1027] <... openat resumed>) = 3 [pid 1028] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1027] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1028] <... openat resumed>) = 5 [pid 1028] setns(201, 0 [pid 1027] <... openat resumed>) = 4 [pid 1028] <... setns resumed>) = 0 [pid 1028] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1028] setns(5, 0) = 0 [pid 1028] close(5 [pid 1027] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1028] <... close resumed>) = 0 [pid 1028] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1027] <... openat resumed>) = 5 [pid 1027] setns(201, 0) = 0 [pid 1028] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1027] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1028] close(3 [pid 1027] <... socket resumed>) = 6 [pid 1028] <... close resumed>) = 0 [pid 1027] setns(5, 0 [pid 1028] close(4 [pid 1027] <... setns resumed>) = 0 [pid 1028] <... close resumed>) = 0 [pid 1027] close(5 [pid 1028] close(5) = -1 EBADF (Bad file descriptor) [pid 1027] <... close resumed>) = 0 [pid 1028] close(6) = 0 [pid 1027] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1028] close(7) = -1 EBADF (Bad file descriptor) [pid 1028] close(8) = -1 EBADF (Bad file descriptor) [pid 1028] close(9) = -1 EBADF (Bad file descriptor) [pid 1028] close(10) = -1 EBADF (Bad file descriptor) [pid 1028] close(11) = -1 EBADF (Bad file descriptor) [pid 1028] close(12) = -1 EBADF (Bad file descriptor) [pid 1028] close(13) = -1 EBADF (Bad file descriptor) [pid 1028] close(14) = -1 EBADF (Bad file descriptor) [pid 1028] close(15) = -1 EBADF (Bad file descriptor) [pid 1028] close(16) = -1 EBADF (Bad file descriptor) [pid 1028] close(17) = -1 EBADF (Bad file descriptor) [pid 1028] close(18) = -1 EBADF (Bad file descriptor) [pid 1028] close(19) = -1 EBADF (Bad file descriptor) [pid 1028] close(20) = -1 EBADF (Bad file descriptor) [pid 1028] close(21) = -1 EBADF (Bad file descriptor) [pid 1028] close(22) = -1 EBADF (Bad file descriptor) [pid 1028] close(23) = -1 EBADF (Bad file descriptor) [pid 1028] close(24) = -1 EBADF (Bad file descriptor) [pid 1028] close(25) = -1 EBADF (Bad file descriptor) [pid 1028] close(26) = -1 EBADF (Bad file descriptor) [pid 1028] close(27) = -1 EBADF (Bad file descriptor) [pid 1028] close(28) = -1 EBADF (Bad file descriptor) [pid 1028] close(29) = -1 EBADF (Bad file descriptor) [pid 1028] exit_group(0) = ? [pid 1027] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1027] close(3 [pid 1028] +++ exited with 0 +++ [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1027] <... close resumed>) = 0 [pid 1027] close(4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1027] <... close resumed>) = 0 [pid 1027] close(5 [pid 306] umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1027] close(6 [pid 306] newfstatat(3, "", [pid 303] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1027] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 303] newfstatat(3, "", [pid 1027] close(7 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1027] close(8 [pid 306] umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1027] close(9 [pid 306] newfstatat(AT_FDCWD, "./178/binderfs", [pid 303] umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1027] close(10 [pid 306] unlink("./178/binderfs" [pid 303] newfstatat(AT_FDCWD, "./179/binderfs", [pid 302] <... restart_syscall resumed>) = 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1027] close(11) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] unlink("./179/binderfs" [pid 1027] close(12 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... unlink resumed>) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./178" [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 303] getdents64(3, [pid 302] umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./179", 0777 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1027] close(13 [pid 306] <... mkdir resumed>) = 0 [pid 303] close(3 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1029 attached [pid 1027] close(14 [pid 303] rmdir("./179" [pid 302] <... openat resumed>) = 3 [pid 1029] set_robust_list(0x555569336660, 24 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1027] close(15 [pid 302] newfstatat(3, "", [pid 1029] <... set_robust_list resumed>) = 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1027] close(16 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1029] chdir("./179" [pid 303] mkdir("./180", 0777 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 181 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1030 attached [pid 1029] <... chdir resumed>) = 0 [pid 1027] close(17 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... prctl resumed>) = 0 [pid 1027] close(18) = -1 EBADF (Bad file descriptor) [pid 1029] setpgid(0, 0 [pid 302] newfstatat(AT_FDCWD, "./187/binderfs", [pid 1030] set_robust_list(0x555569336660, 24 [pid 1029] <... setpgid resumed>) = 0 [pid 1027] close(19 [pid 1030] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./187/binderfs" [pid 1030] chdir("./180" [pid 1027] close(20 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 182 [pid 302] <... unlink resumed>) = 0 [pid 1030] <... chdir resumed>) = 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1029] <... openat resumed>) = 3 [pid 1027] close(21 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1029] write(3, "1000", 4 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1030] <... prctl resumed>) = 0 [pid 1029] <... write resumed>) = 4 [pid 1027] close(22 [pid 302] <... close resumed>) = 0 [pid 1030] setpgid(0, 0 [pid 1029] close(3 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = 0 [pid 302] rmdir("./187" [pid 1027] close(23 [pid 302] <... rmdir resumed>) = 0 [pid 1030] <... setpgid resumed>) = 0 [pid 1029] symlink("/dev/binderfs", "./binderfs" [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./188", 0777 [pid 1030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1027] close(24 [pid 302] <... mkdir resumed>) = 0 [pid 1029] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] write(1, "executing program\n", 18 [pid 1030] <... openat resumed>) = 3 [pid 1029] <... write resumed>) = 18 [pid 1027] close(25./strace-static-x86_64: Process 1031 attached [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 190 [pid 1029] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] set_robust_list(0x555569336660, 24 [pid 1030] write(3, "1000", 4 [pid 1027] close(26 [pid 1031] <... set_robust_list resumed>) = 0 [pid 1030] <... write resumed>) = 4 [pid 1029] <... openat resumed>) = 3 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] chdir("./188" [pid 1030] close(3 [pid 1029] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1027] close(27 [pid 1030] <... close resumed>) = 0 [pid 1031] <... chdir resumed>) = 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... openat resumed>) = 4 [pid 1027] close(28 [pid 1031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1030] symlink("/dev/binderfs", "./binderfs" [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... prctl resumed>) = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1031] setpgid(0, 0 [pid 1030] <... symlink resumed>) = 0 [pid 1027] close(29 [pid 1029] <... openat resumed>) = 5 executing program [pid 1031] <... setpgid resumed>) = 0 [pid 1030] write(1, "executing program\n", 18 [pid 1029] setns(201, 0 [pid 1027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1027] exit_group(0 [pid 1031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1030] <... write resumed>) = 18 [pid 1029] <... setns resumed>) = 0 [pid 1027] <... exit_group resumed>) = ? [pid 1030] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1029] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program [pid 1030] <... openat resumed>) = 3 [pid 1029] <... socket resumed>) = 6 [pid 1027] +++ exited with 0 +++ [pid 1031] <... openat resumed>) = 3 [pid 1030] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1029] setns(5, 0 [pid 1030] <... openat resumed>) = 4 [pid 1029] <... setns resumed>) = 0 [pid 1031] write(3, "1000", 4) = 4 [pid 1031] close(3) = 0 [pid 1031] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1030] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1029] close(5 [pid 1031] write(1, "executing program\n", 18 [pid 1029] <... close resumed>) = 0 [pid 1031] <... write resumed>) = 18 [pid 1029] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1031] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1031] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1031] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1031] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1031] setns(201, 0) = 0 [pid 1031] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1029] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1030] <... openat resumed>) = 5 [pid 1029] close(3 [pid 1030] setns(201, 0 [pid 1029] <... close resumed>) = 0 [pid 1031] setns(5, 0 [pid 1030] <... setns resumed>) = 0 [pid 1029] close(4 [pid 1031] <... setns resumed>) = 0 [pid 1030] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1031] close(5 [pid 1029] <... close resumed>) = 0 [pid 1031] <... close resumed>) = 0 [pid 1030] <... socket resumed>) = 6 [pid 1029] close(5 [pid 1030] setns(5, 0 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... setns resumed>) = 0 [pid 1029] close(6 [pid 1030] close(5 [pid 1031] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1030] <... close resumed>) = 0 [pid 1029] <... close resumed>) = 0 [pid 1031] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... restart_syscall resumed>) = 0 [pid 1030] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1029] close(7 [pid 1031] close(3 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = 0 [pid 1030] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1029] close(8 [pid 1030] close(3 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] close(4 [pid 1030] <... close resumed>) = 0 [pid 1029] close(9 [pid 301] umount2("./175", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1031] <... close resumed>) = 0 [pid 1030] close(4 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1031] close(5 [pid 1030] <... close resumed>) = 0 [pid 1029] close(10 [pid 1030] close(5 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(11 [pid 1030] close(6 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = 0 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./175", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1031] close(6 [pid 1030] close(7 [pid 1029] close(12 [pid 301] <... openat resumed>) = 3 [pid 1031] <... close resumed>) = 0 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(8 [pid 1029] close(13 [pid 1031] close(7 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(9 [pid 1029] close(14 [pid 1031] close(8 [pid 301] newfstatat(3, "", [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1031] close(9 [pid 1030] close(10 [pid 1029] close(15 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1031] close(10 [pid 1030] close(11 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(16 [pid 1030] close(12 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(17 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1031] close(11 [pid 1030] close(13 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./175/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1031] close(12 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./175/binderfs", [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(14 [pid 1029] close(19 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1031] close(13 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./175/binderfs" [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(15 [pid 1029] close(20 [pid 301] <... unlink resumed>) = 0 [pid 1031] close(14 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(16 [pid 1029] close(21 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1031] close(15 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(17 [pid 1029] close(22 [pid 301] close(3 [pid 1031] close(16 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(18 [pid 1029] close(23 [pid 301] rmdir("./175" [pid 1031] close(17 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(19 [pid 1029] close(24 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] close(18) = -1 EBADF (Bad file descriptor) [pid 1031] close(19) = -1 EBADF (Bad file descriptor) [pid 1030] close(20 [pid 1029] close(25 [pid 1031] close(20 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./176", 0777 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(21 [pid 1029] close(26 [pid 1031] close(21 [pid 301] <... mkdir resumed>) = 0 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(27 [pid 1031] close(22 [pid 1030] close(22 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1029] close(28 [pid 1031] close(23 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1032 attached [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(23 [pid 1029] close(29 [pid 1032] set_robust_list(0x555569336660, 24 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1032] <... set_robust_list resumed>) = 0 [pid 1030] close(24 [pid 1031] close(24 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] exit_group(0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(25 [pid 1032] chdir("./176" [pid 1031] close(25 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] <... exit_group resumed>) = ? [pid 1032] <... chdir resumed>) = 0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(26 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 178 [pid 1031] close(26) = -1 EBADF (Bad file descriptor) [pid 1031] close(27) = -1 EBADF (Bad file descriptor) [pid 1032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1031] close(28 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] +++ exited with 0 +++ [pid 1032] <... prctl resumed>) = 0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(27 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1032] setpgid(0, 0 [pid 1031] close(29 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1032] <... setpgid resumed>) = 0 [pid 1031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1030] close(28 [pid 1032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1031] exit_group(0 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1031] <... exit_group resumed>) = ? [pid 1032] <... openat resumed>) = 3 [pid 1031] +++ exited with 0 +++ [pid 1030] close(29 [pid 1032] write(3, "1000", 4 [pid 1030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1032] <... write resumed>) = 4 [pid 1032] close(3 [pid 1030] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1032] <... close resumed>) = 0 [pid 1030] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1032] symlink("/dev/binderfs", "./binderfs" [pid 1030] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1032] <... symlink resumed>) = 0 [pid 1032] write(1, "executing program\n", 18executing program ) = 18 [pid 1032] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1032] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1032] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1032] setns(201, 0) = 0 [pid 1032] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1032] setns(5, 0) = 0 [pid 1032] close(5) = 0 [pid 1032] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1032] close(3) = 0 [pid 1032] close(4) = 0 [pid 1032] close(5) = -1 EBADF (Bad file descriptor) [pid 1032] close(6) = 0 [pid 1032] close(7) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1032] close(8) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1032] close(9) = -1 EBADF (Bad file descriptor) [pid 1032] close(10) = -1 EBADF (Bad file descriptor) [pid 1032] close(11 [pid 306] umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1032] close(12 [pid 306] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... restart_syscall resumed>) = 0 [pid 1032] close(13) = -1 EBADF (Bad file descriptor) [pid 1032] close(14) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(3, "", [pid 1032] close(15 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1032] close(16 [pid 306] getdents64(3, [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] newfstatat(3, "", [pid 1032] close(17 [pid 306] umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1032] close(18 [pid 306] newfstatat(AT_FDCWD, "./179/binderfs", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1032] close(19 [pid 306] unlink("./179/binderfs" [pid 303] umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1032] close(20 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1032] close(21 [pid 303] newfstatat(AT_FDCWD, "./180/binderfs", [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 1032] close(22 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1032] close(23 [pid 306] close(3 [pid 303] unlink("./180/binderfs" [pid 302] umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1032] close(24 [pid 303] <... unlink resumed>) = 0 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1032] close(25 [pid 306] rmdir("./179" [pid 303] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./188/binderfs", [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1032] close(26 [pid 306] mkdir("./180", 0777 [pid 303] close(3 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./188/binderfs" [pid 1032] close(27 [pid 303] <... close resumed>) = 0 [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./180" [pid 1032] close(28) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1032] close(29 [pid 303] mkdir("./181", 0777 [pid 302] getdents64(3, [pid 1032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./188") = 0 [pid 302] mkdir("./189", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1032] exit_group(0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1034 attached ./strace-static-x86_64: Process 1033 attached [pid 1032] <... exit_group resumed>) = ? [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 182 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 191 [pid 1034] set_robust_list(0x555569336660, 24 [pid 1033] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 1035 attached [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 183 [pid 1035] set_robust_list(0x555569336660, 24 [pid 1034] <... set_robust_list resumed>) = 0 [pid 1033] <... set_robust_list resumed>) = 0 [pid 1032] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1035] <... set_robust_list resumed>) = 0 [pid 1033] chdir("./180" [pid 1035] chdir("./181" [pid 1034] chdir("./189" [pid 1035] <... chdir resumed>) = 0 [pid 1035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1035] setpgid(0, 0) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1033] <... chdir resumed>) = 0 [pid 1034] <... chdir resumed>) = 0 [pid 1034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1034] <... prctl resumed>) = 0 [pid 1033] <... prctl resumed>) = 0 [pid 1034] setpgid(0, 0 [pid 1033] setpgid(0, 0 [pid 1035] <... openat resumed>) = 3 [pid 1034] <... setpgid resumed>) = 0 [pid 1035] write(3, "1000", 4 [pid 301] umount2("./176", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1033] <... setpgid resumed>) = 0 [pid 1035] <... write resumed>) = 4 [pid 1034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1035] close(3 [pid 1033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "./176", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1035] <... close resumed>) = 0 [pid 1034] <... openat resumed>) = 3 [pid 1035] symlink("/dev/binderfs", "./binderfs" [pid 1034] write(3, "1000", 4 [pid 1033] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 1035] <... symlink resumed>) = 0 [pid 1034] <... write resumed>) = 4 [pid 1033] write(3, "1000", 4 [pid 301] newfstatat(3, "", [pid 1035] write(1, "executing program\n", 18executing program [pid 1034] close(3 [pid 1033] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1035] <... write resumed>) = 18 [pid 1034] <... close resumed>) = 0 [pid 1033] close(3 [pid 301] getdents64(3, [pid 1033] <... close resumed>) = 0 [pid 1034] symlink("/dev/binderfs", "./binderfs" [pid 1033] symlink("/dev/binderfs", "./binderfs" [pid 1035] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1035] <... openat resumed>) = 3 [pid 1033] <... symlink resumed>) = 0 executing program [pid 301] umount2("./176/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1035] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1034] <... symlink resumed>) = 0 [pid 1033] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1035] <... openat resumed>) = 4 [pid 1034] write(1, "executing program\n", 18 [pid 1033] <... write resumed>) = 18 [pid 301] newfstatat(AT_FDCWD, "./176/binderfs", [pid 1035] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1034] <... write resumed>) = 18 [pid 1033] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1035] <... openat resumed>) = 5 [pid 1034] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1033] <... openat resumed>) = 3 [pid 301] unlink("./176/binderfs" [pid 1035] setns(201, 0 [pid 1034] <... openat resumed>) = 3 [pid 1033] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1035] <... setns resumed>) = 0 [pid 1034] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1033] <... openat resumed>) = 4 [pid 301] <... unlink resumed>) = 0 [pid 1035] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1034] <... openat resumed>) = 4 [pid 1033] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] getdents64(3, [pid 1035] <... socket resumed>) = 6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1035] setns(5, 0) = 0 [pid 1034] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1033] <... openat resumed>) = 5 [pid 301] close(3 [pid 1035] close(5 [pid 1034] <... openat resumed>) = 5 [pid 1033] setns(201, 0 [pid 301] <... close resumed>) = 0 [pid 1035] <... close resumed>) = 0 [pid 1035] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1034] setns(201, 0 [pid 1033] <... setns resumed>) = 0 [pid 301] rmdir("./176" [pid 1034] <... setns resumed>) = 0 [pid 1033] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1035] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1034] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1033] <... socket resumed>) = 6 [pid 301] <... rmdir resumed>) = 0 [pid 1035] close(3 [pid 1034] <... socket resumed>) = 6 [pid 1035] <... close resumed>) = 0 [pid 1034] setns(5, 0 [pid 1033] setns(5, 0 [pid 301] mkdir("./177", 0777 [pid 1035] close(4 [pid 1034] <... setns resumed>) = 0 [pid 1033] <... setns resumed>) = 0 [pid 1035] <... close resumed>) = 0 [pid 1033] close(5 [pid 301] <... mkdir resumed>) = 0 [pid 1035] close(5 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(5 [pid 1033] <... close resumed>) = 0 ./strace-static-x86_64: Process 1036 attached [pid 1035] close(6 [pid 1034] <... close resumed>) = 0 [pid 1033] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1036] set_robust_list(0x555569336660, 24 [pid 1035] <... close resumed>) = 0 [pid 1034] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1036] <... set_robust_list resumed>) = 0 [pid 1035] close(7 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 179 [pid 1036] chdir("./177" [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1034] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1034] close(3 [pid 1033] close(3 [pid 1034] <... close resumed>) = 0 [pid 1033] <... close resumed>) = 0 [pid 1034] close(4 [pid 1036] <... chdir resumed>) = 0 [pid 1035] close(8 [pid 1034] <... close resumed>) = 0 [pid 1033] close(4 [pid 1036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(5 [pid 1036] <... prctl resumed>) = 0 [pid 1035] close(9 [pid 1036] setpgid(0, 0 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] <... setpgid resumed>) = 0 [pid 1035] close(10 [pid 1036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = 0 [pid 1036] <... openat resumed>) = 3 [pid 1035] close(11 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] close(5 [pid 1034] close(6 [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] write(3, "1000", 4 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] <... write resumed>) = 4 [pid 1035] close(12 [pid 1036] close(3 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = 0 [pid 1033] close(6 [pid 1036] <... close resumed>) = 0 [pid 1035] close(13 [pid 1034] close(7 [pid 1036] symlink("/dev/binderfs", "./binderfs" [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = 0 [pid 1036] <... symlink resumed>) = 0 [pid 1035] close(14 [pid 1034] close(8 [pid 1033] close(7 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1036] write(1, "executing program\n", 18 [pid 1035] close(15 [pid 1034] close(9 [pid 1033] close(8 [pid 1036] <... write resumed>) = 18 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1035] close(16 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(10 [pid 1036] <... openat resumed>) = 3 [pid 1035] close(17 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] close(9 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(11 [pid 1033] close(10 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(12 [pid 1033] close(11 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(13 [pid 1033] close(12 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(14 [pid 1033] close(13 [pid 1036] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1035] close(18 [pid 1036] <... openat resumed>) = 4 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(15 [pid 1033] close(14 [pid 1035] close(19 [pid 1036] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(16 [pid 1035] close(20 [pid 1033] close(15 [pid 1036] <... openat resumed>) = 5 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] setns(201, 0 [pid 1035] close(21 [pid 1034] close(17 [pid 1033] close(16 [pid 1036] <... setns resumed>) = 0 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] close(22 [pid 1034] close(18 [pid 1033] close(17 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1035] close(23 [pid 1034] close(19 [pid 1033] close(18 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] <... socket resumed>) = 6 [pid 1035] close(24 [pid 1034] close(20 [pid 1033] close(19 [pid 1036] setns(5, 0 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] <... setns resumed>) = 0 [pid 1035] close(25 [pid 1034] close(21 [pid 1033] close(20 [pid 1036] close(5 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] close(26 [pid 1034] close(22 [pid 1033] close(21 [pid 1036] <... close resumed>) = 0 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1035] close(27 [pid 1034] close(23 [pid 1033] close(22 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1035] close(28 [pid 1034] close(24 [pid 1033] close(23 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(25 [pid 1033] close(24 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(26 [pid 1033] close(25 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(27 [pid 1033] close(26 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(28 [pid 1033] close(27 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] close(29 [pid 1033] close(28 [pid 1034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1034] exit_group(0 [pid 1033] close(29) = -1 EBADF (Bad file descriptor) [pid 1036] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1035] close(29 [pid 1033] exit_group(0 [pid 1036] close(3 [pid 1035] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] <... close resumed>) = 0 [pid 1034] <... exit_group resumed>) = ? [pid 1033] <... exit_group resumed>) = ? [pid 1036] close(4 [pid 1035] exit_group(0 [pid 1034] +++ exited with 0 +++ [pid 1035] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1036] <... close resumed>) = 0 [pid 1033] +++ exited with 0 +++ [pid 1035] +++ exited with 0 +++ [pid 1036] close(5 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1036] close(6 [pid 302] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", [pid 1036] <... close resumed>) = 0 [pid 303] umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1036] close(7 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3, [pid 1036] close(8 [pid 303] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 302] umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1036] close(9 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1036] close(10) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1036] close(11 [pid 303] umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./189/binderfs", [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1036] close(12 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./189/binderfs" [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./181/binderfs", [pid 302] <... unlink resumed>) = 0 [pid 1036] close(13 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3, [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./181/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./189" [pid 1036] close(14 [pid 303] <... unlink resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1036] close(15 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1036] close(16 [pid 303] <... close resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./181" [pid 1036] close(17) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./190", 0777 [pid 1036] close(18 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./182", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1036] close(19 [pid 303] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1037 attached [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1036] close(20 [pid 1037] set_robust_list(0x555569336660, 24 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1036] close(21 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 192 ./strace-static-x86_64: Process 1038 attached [pid 1037] <... set_robust_list resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] chdir("./190" [pid 1036] close(22 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 184 [pid 1038] set_robust_list(0x555569336660, 24) = 0 [pid 1037] <... chdir resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] chdir("./182" [pid 1037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1036] close(23 [pid 1038] <... chdir resumed>) = 0 [pid 1037] <... prctl resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1037] setpgid(0, 0 [pid 1038] <... prctl resumed>) = 0 [pid 1036] close(24 [pid 1037] <... setpgid resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] setpgid(0, 0) = 0 [pid 1037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1036] close(25 [pid 1038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1037] <... openat resumed>) = 3 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... openat resumed>) = 3 [pid 1037] write(3, "1000", 4 [pid 1036] close(26 [pid 1038] write(3, "1000", 4 [pid 1037] <... write resumed>) = 4 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... write resumed>) = 4 [pid 1037] close(3 [pid 1038] close(3 [pid 1036] close(27 [pid 1037] <... close resumed>) = 0 [pid 1038] <... close resumed>) = 0 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] symlink("/dev/binderfs", "./binderfs" [pid 1037] symlink("/dev/binderfs", "./binderfs" [pid 1036] close(28 [pid 1038] <... symlink resumed>) = 0 [pid 1037] <... symlink resumed>) = 0 [pid 1038] write(1, "executing program\n", 18 executing program executing program [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... write resumed>) = 18 [pid 1037] write(1, "executing program\n", 18 [pid 1036] close(29 [pid 1038] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1037] <... write resumed>) = 18 [pid 1036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... openat resumed>) = 3 [pid 1037] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1036] exit_group(0 [pid 1038] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1037] <... openat resumed>) = 3 [pid 1038] <... openat resumed>) = 4 [pid 1036] <... exit_group resumed>) = ? [pid 1038] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1037] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1038] <... openat resumed>) = 5 [pid 1038] setns(201, 0 [pid 1037] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1038] <... setns resumed>) = 0 [pid 1036] +++ exited with 0 +++ [pid 1037] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1038] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1037] <... openat resumed>) = 5 [pid 306] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1038] <... socket resumed>) = 6 [pid 1037] setns(201, 0 [pid 306] <... openat resumed>) = 3 [pid 1038] setns(5, 0 [pid 1037] <... setns resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1038] <... setns resumed>) = 0 [pid 1037] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1038] close(5) = 0 [pid 1037] <... socket resumed>) = 6 [pid 306] newfstatat(3, "", [pid 1038] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1037] setns(5, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1037] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 1038] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1037] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1038] close(3 [pid 1037] <... close resumed>) = 0 [pid 306] umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1038] <... close resumed>) = 0 [pid 1037] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1038] close(4 [pid 306] newfstatat(AT_FDCWD, "./180/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1037] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] unlink("./180/binderfs" [pid 1038] <... close resumed>) = 0 [pid 1037] close(3 [pid 1038] close(5) = -1 EBADF (Bad file descriptor) [pid 1037] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1038] close(6 [pid 1037] close(4 [pid 306] getdents64(3, [pid 1038] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1038] close(7 [pid 1037] <... close resumed>) = 0 [pid 306] close(3 [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(5 [pid 306] <... close resumed>) = 0 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] close(8) = -1 EBADF (Bad file descriptor) [pid 1037] close(6 [pid 306] rmdir("./180" [pid 1038] close(9 [pid 1037] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(7 [pid 306] mkdir("./181", 0777 [pid 1038] close(10 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(8 [pid 1038] close(11 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(9 [pid 1038] close(12 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(10 [pid 1038] close(13 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(11 [pid 1038] close(14 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(12 [pid 1038] close(15 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(13 [pid 1038] close(16 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(14 [pid 1038] close(17 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(15 [pid 1038] close(18 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(16 [pid 1038] close(19 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(17 [pid 1038] close(20 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(18 [pid 1038] close(21 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(19 [pid 1038] close(22 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(20./strace-static-x86_64: Process 1039 attached [pid 1038] close(23 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 183 [pid 1039] set_robust_list(0x555569336660, 24 [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(21 [pid 1038] close(24 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(22 [pid 1038] close(25 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(23 [pid 1038] close(26 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(24 [pid 1038] close(27 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(25 [pid 1038] close(28 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1039] <... set_robust_list resumed>) = 0 [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(26 [pid 1039] chdir("./181") = 0 [pid 1038] close(29 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1037] close(27 [pid 1039] <... prctl resumed>) = 0 [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1039] setpgid(0, 0 [pid 1038] exit_group(0 [pid 1037] close(28 [pid 301] <... restart_syscall resumed>) = 0 [pid 1039] <... setpgid resumed>) = 0 [pid 1038] <... exit_group resumed>) = ? [pid 1039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1037] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1039] <... openat resumed>) = 3 [pid 1039] write(3, "1000", 4) = 4 [pid 1039] close(3) = 0 [pid 1038] +++ exited with 0 +++ [pid 1037] close(29) = -1 EBADF (Bad file descriptor) [pid 1039] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1037] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./177", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1037] <... exit_group resumed>) = ? [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1039] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./177", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1039] <... write resumed>) = 18 [pid 1039] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1037] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 1039] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1039] <... openat resumed>) = 4 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(3, "", [pid 1039] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1039] <... openat resumed>) = 5 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1039] setns(201, 0 [pid 301] umount2("./177/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1039] <... setns resumed>) = 0 [pid 1039] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1039] <... socket resumed>) = 6 [pid 301] newfstatat(AT_FDCWD, "./177/binderfs", [pid 1039] setns(5, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1039] <... setns resumed>) = 0 [pid 1039] close(5 [pid 301] unlink("./177/binderfs" [pid 1039] <... close resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1039] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] getdents64(3, [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 303] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1039] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 1039] close(3 [pid 303] newfstatat(3, "", [pid 302] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1039] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] rmdir("./177" [pid 1039] close(4 [pid 303] getdents64(3, [pid 302] newfstatat(3, "", [pid 1039] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1039] close(5 [pid 303] umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] mkdir("./178", 0777 [pid 1039] close(6 [pid 303] newfstatat(AT_FDCWD, "./182/binderfs", [pid 302] umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1039] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 303] unlink("./182/binderfs" [pid 302] newfstatat(AT_FDCWD, "./190/binderfs", [pid 1039] close(7 [pid 303] <... unlink resumed>) = 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 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] unlink("./190/binderfs" [pid 1039] close(8 [pid 302] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 1040 attached [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1040] set_robust_list(0x555569336660, 24 [pid 1039] close(9 [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 180 [pid 1040] <... set_robust_list resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 302] close(3 [pid 1040] chdir("./178" [pid 1039] close(10 [pid 303] rmdir("./182" [pid 302] <... close resumed>) = 0 [pid 1040] <... chdir resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 302] rmdir("./190" [pid 1040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1039] close(11 [pid 303] mkdir("./183", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 1040] <... prctl resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] setpgid(0, 0 [pid 1039] close(12 [pid 303] <... mkdir resumed>) = 0 [pid 302] mkdir("./191", 0777 [pid 1040] <... setpgid resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1039] close(13 [pid 302] <... mkdir resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1041 attached ./strace-static-x86_64: Process 1042 attached [pid 1040] <... openat resumed>) = 3 [pid 1039] close(14 [pid 1042] set_robust_list(0x555569336660, 24 [pid 1041] set_robust_list(0x555569336660, 24 [pid 1040] write(3, "1000", 4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 185 [pid 1042] <... set_robust_list resumed>) = 0 [pid 1041] <... set_robust_list resumed>) = 0 [pid 1040] <... write resumed>) = 4 [pid 1042] chdir("./191" [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 193 [pid 1042] <... chdir resumed>) = 0 [pid 1041] chdir("./183" [pid 1040] close(3 [pid 1039] close(15 [pid 1042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1041] <... chdir resumed>) = 0 [pid 1040] <... close resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... prctl resumed>) = 0 [pid 1041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1040] symlink("/dev/binderfs", "./binderfs" [pid 1039] close(16 [pid 1042] setpgid(0, 0 [pid 1041] <... prctl resumed>) = 0 [pid 1040] <... symlink resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1042] <... setpgid resumed>) = 0 [pid 1041] setpgid(0, 0 [pid 1040] write(1, "executing program\n", 18 [pid 1039] close(17 [pid 1042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1041] <... setpgid resumed>) = 0 [pid 1040] <... write resumed>) = 18 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... openat resumed>) = 3 [pid 1041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1040] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1039] close(18 [pid 1042] write(3, "1000", 4 [pid 1041] <... openat resumed>) = 3 [pid 1040] <... openat resumed>) = 3 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... write resumed>) = 4 [pid 1041] write(3, "1000", 4 [pid 1040] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1039] close(19 [pid 1042] close(3 [pid 1041] <... write resumed>) = 4 [pid 1040] <... openat resumed>) = 4 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = 0 [pid 1041] close(3 [pid 1040] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1039] close(20 [pid 1042] symlink("/dev/binderfs", "./binderfs" [pid 1041] <... close resumed>) = 0 [pid 1040] <... openat resumed>) = 5 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... symlink resumed>) = 0 [pid 1041] symlink("/dev/binderfs", "./binderfs" [pid 1040] setns(201, 0 [pid 1039] close(21executing program [pid 1042] write(1, "executing program\n", 18 [pid 1041] <... symlink resumed>) = 0 [pid 1040] <... setns resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... write resumed>) = 18 executing program [pid 1041] write(1, "executing program\n", 18 [pid 1040] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1039] close(22 [pid 1042] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1041] <... write resumed>) = 18 [pid 1040] <... socket resumed>) = 6 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... openat resumed>) = 3 [pid 1041] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1040] setns(5, 0 [pid 1039] close(23 [pid 1042] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1041] <... openat resumed>) = 3 [pid 1040] <... setns resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... openat resumed>) = 4 [pid 1041] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1040] close(5 [pid 1039] close(24 [pid 1042] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1040] <... close resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... openat resumed>) = 4 [pid 1039] close(25 [pid 1042] <... openat resumed>) = 5 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] setns(201, 0 [pid 1041] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1040] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1039] close(26 [pid 1041] <... openat resumed>) = 5 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... setns resumed>) = 0 [pid 1041] setns(201, 0 [pid 1039] close(27 [pid 1042] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1041] <... setns resumed>) = 0 [pid 1040] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... socket resumed>) = 6 [pid 1041] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1040] close(3 [pid 1039] close(28 [pid 1042] setns(5, 0 [pid 1041] <... socket resumed>) = 6 [pid 1040] <... close resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... setns resumed>) = 0 [pid 1041] setns(5, 0 [pid 1040] close(4 [pid 1039] close(29 [pid 1042] close(5 [pid 1041] <... setns resumed>) = 0 [pid 1040] <... close resumed>) = 0 [pid 1039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = 0 [pid 1041] close(5 [pid 1040] close(5 [pid 1042] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1041] <... close resumed>) = 0 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1039] exit_group(0 [pid 1040] close(6 [pid 1041] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1040] <... close resumed>) = 0 [pid 1039] <... exit_group resumed>) = ? [pid 1042] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1041] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1040] close(7 [pid 1039] +++ exited with 0 +++ [pid 1042] close(3 [pid 1041] close(3 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1041] <... close resumed>) = 0 [pid 1040] close(8 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1042] <... close resumed>) = 0 [pid 1041] close(4 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(4 [pid 1041] <... close resumed>) = 0 [pid 1040] close(9 [pid 1042] <... close resumed>) = 0 [pid 1041] close(5 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(5 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(10 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(6 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(6 [pid 1040] close(11) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = 0 [pid 1040] close(12 [pid 1042] <... close resumed>) = 0 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(7) = -1 EBADF (Bad file descriptor) [pid 1042] close(7 [pid 1041] close(8 [pid 1040] close(13 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(8 [pid 1041] close(9 [pid 1040] close(14 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(9 [pid 1041] close(10 [pid 1040] close(15 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(10 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(11 [pid 1040] close(16 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(11 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(12 [pid 1040] close(17 [pid 1042] close(12 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(13 [pid 1040] close(18 [pid 1042] close(13 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(14 [pid 1040] close(19 [pid 1042] close(14 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(15 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(15 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(16 [pid 1040] close(20 [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] close(17) = -1 EBADF (Bad file descriptor) [pid 1041] close(18) = -1 EBADF (Bad file descriptor) [pid 1041] close(19) = -1 EBADF (Bad file descriptor) [pid 1041] close(20) = -1 EBADF (Bad file descriptor) [pid 1041] close(21) = -1 EBADF (Bad file descriptor) [pid 1041] close(22) = -1 EBADF (Bad file descriptor) [pid 1041] close(23) = -1 EBADF (Bad file descriptor) [pid 1041] close(24 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(16 [pid 1040] close(21 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(22 [pid 1042] close(17 [pid 1041] close(25 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(23 [pid 1042] close(18 [pid 1041] close(26 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(24 [pid 1042] close(19 [pid 1041] close(27 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(25 [pid 306] <... restart_syscall resumed>) = 0 [pid 1042] close(20 [pid 1041] close(28 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(26 [pid 1041] close(29 [pid 1042] close(21 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(27 [pid 1042] close(22 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(28 [pid 1042] close(23 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1040] close(29 [pid 1042] close(24 [pid 1040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1042] close(25 [pid 1041] exit_group(0 [pid 1040] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1041] <... exit_group resumed>) = ? [pid 1040] <... exit_group resumed>) = ? [pid 306] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1042] close(26 [pid 1041] +++ exited with 0 +++ [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./181/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./181/binderfs" [pid 1040] +++ exited with 0 +++ [pid 306] <... unlink resumed>) = 0 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1042] close(27 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1042] close(28 [pid 306] <... close resumed>) = 0 [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1042] close(29 [pid 306] rmdir("./181" [pid 1042] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./182", 0777 [pid 1042] exit_group(0 [pid 301] umount2("./178", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1042] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1043 attached [pid 1042] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./178", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1043] set_robust_list(0x555569336660, 24 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1043] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1043] chdir("./182" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 184 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1043] <... chdir resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1043] <... prctl resumed>) = 0 [pid 301] getdents64(3, [pid 1043] setpgid(0, 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1043] <... setpgid resumed>) = 0 [pid 302] umount2("./191", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./178/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./178/binderfs", [pid 1043] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1043] write(3, "1000", 4 [pid 303] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... openat resumed>) = 3 [pid 301] unlink("./178/binderfs" [pid 1043] <... write resumed>) = 4 [pid 302] newfstatat(3, "", [pid 1043] close(3 [pid 303] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1043] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1043] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1043] <... symlink resumed>) = 0 [pid 303] getdents64(3, [pid 302] umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 303] umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 1043] write(1, "executing program\n", 18 [pid 302] newfstatat(AT_FDCWD, "./191/binderfs", [pid 301] <... close resumed>) = 0 [pid 1043] <... write resumed>) = 18 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1043] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] unlink("./191/binderfs" [pid 1043] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 301] rmdir("./178" [pid 303] newfstatat(AT_FDCWD, "./183/binderfs", [pid 1043] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 1043] <... openat resumed>) = 4 [pid 303] unlink("./183/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./179", 0777 [pid 303] <... unlink resumed>) = 0 [pid 302] close(3 [pid 1043] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] getdents64(3, [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1043] <... openat resumed>) = 5 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./191" [pid 303] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... close resumed>) = 0 [pid 1043] setns(201, 0 [pid 303] rmdir("./183" [pid 302] <... rmdir resumed>) = 0 [pid 1043] <... setns resumed>) = 0 [pid 302] mkdir("./192", 0777 [pid 1043] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] <... mkdir resumed>) = 0 [pid 1043] setns(5, 0) = 0 [pid 1043] close(5 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1044 attached [pid 1043] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 181 ./strace-static-x86_64: Process 1045 attached [pid 303] mkdir("./184", 0777 [pid 1044] set_robust_list(0x555569336660, 24 [pid 1043] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1045] set_robust_list(0x555569336660, 24 [pid 303] <... mkdir resumed>) = 0 [pid 1044] <... set_robust_list resumed>) = 0 [pid 1045] <... set_robust_list resumed>) = 0 [pid 1044] chdir("./179" [pid 1043] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 194 [pid 1044] <... chdir resumed>) = 0 [pid 1043] close(3 [pid 1044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1043] <... close resumed>) = 0 [pid 1044] <... prctl resumed>) = 0 [pid 1044] setpgid(0, 0 [pid 1043] close(4./strace-static-x86_64: Process 1046 attached [pid 1045] chdir("./192" [pid 1044] <... setpgid resumed>) = 0 [pid 1043] <... close resumed>) = 0 [pid 1046] set_robust_list(0x555569336660, 24 [pid 1045] <... chdir resumed>) = 0 [pid 1044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1043] close(5 [pid 1045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1046] <... set_robust_list resumed>) = 0 [pid 1045] <... prctl resumed>) = 0 [pid 1044] <... openat resumed>) = 3 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 186 [pid 1045] setpgid(0, 0 [pid 1043] close(6 [pid 1046] chdir("./184" [pid 1045] <... setpgid resumed>) = 0 [pid 1044] write(3, "1000", 4 [pid 1046] <... chdir resumed>) = 0 [pid 1044] <... write resumed>) = 4 [pid 1043] <... close resumed>) = 0 [pid 1044] close(3) = 0 [pid 1046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1044] symlink("/dev/binderfs", "./binderfs" [pid 1043] close(7 [pid 1046] <... prctl resumed>) = 0 [pid 1045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1044] <... symlink resumed>) = 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] setpgid(0, 0 [pid 1043] close(8 [pid 1045] <... openat resumed>) = 3 [pid 1046] <... setpgid resumed>) = 0 [pid 1045] write(3, "1000", 4 [pid 1044] write(1, "executing program\n", 18 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1045] <... write resumed>) = 4 executing program [pid 1046] <... openat resumed>) = 3 [pid 1045] close(3 [pid 1044] <... write resumed>) = 18 [pid 1043] close(9 [pid 1046] write(3, "1000", 4 [pid 1045] <... close resumed>) = 0 [pid 1044] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1045] symlink("/dev/binderfs", "./binderfs" [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1045] <... symlink resumed>) = 0 [pid 1045] write(1, "executing program\n", 18) = 18 [pid 1045] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1045] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1046] <... write resumed>) = 4 [pid 1046] close(3 [pid 1045] <... openat resumed>) = 4 [pid 1044] <... openat resumed>) = 3 [pid 1043] close(10 [pid 1046] <... close resumed>) = 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] symlink("/dev/binderfs", "./binderfs" [pid 1044] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1045] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1046] <... symlink resumed>) = 0 [pid 1045] <... openat resumed>) = 5 [pid 1044] <... openat resumed>) = 4 [pid 1043] close(11 [pid 1046] write(1, "executing program\n", 18executing program [pid 1045] setns(201, 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... write resumed>) = 18 [pid 1045] <... setns resumed>) = 0 [pid 1044] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1043] close(12 [pid 1046] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1045] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1046] <... openat resumed>) = 3 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1045] <... socket resumed>) = 6 [pid 1043] close(13 [pid 1045] setns(5, 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1045] <... setns resumed>) = 0 [pid 1045] close(5 [pid 1043] close(14 [pid 1045] <... close resumed>) = 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1045] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1043] close(15) = -1 EBADF (Bad file descriptor) [pid 1043] close(16 [pid 1046] <... openat resumed>) = 4 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... openat resumed>) = 5 [pid 1043] close(17 [pid 1046] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1044] setns(201, 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1045] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1046] <... openat resumed>) = 5 [pid 1045] close(3 [pid 1043] close(18 [pid 1045] <... close resumed>) = 0 [pid 1044] <... setns resumed>) = 0 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] setns(201, 0 [pid 1043] close(19 [pid 1044] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... setns resumed>) = 0 [pid 1043] close(20 [pid 1046] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1045] close(4 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1045] <... close resumed>) = 0 [pid 1044] <... socket resumed>) = 6 [pid 1045] close(5 [pid 1043] close(21 [pid 1046] <... socket resumed>) = 6 [pid 1045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] setns(5, 0 [pid 1045] close(6 [pid 1044] setns(5, 0 [pid 1046] <... setns resumed>) = 0 [pid 1045] <... close resumed>) = 0 [pid 1043] close(22 [pid 1046] close(5 [pid 1045] close(7 [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... close resumed>) = 0 [pid 1045] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... setns resumed>) = 0 [pid 1043] close(23 [pid 1046] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1045] close(8) = -1 EBADF (Bad file descriptor) [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1045] close(9) = -1 EBADF (Bad file descriptor) [pid 1045] close(10) = -1 EBADF (Bad file descriptor) [pid 1045] close(11) = -1 EBADF (Bad file descriptor) [pid 1045] close(12) = -1 EBADF (Bad file descriptor) [pid 1045] close(13) = -1 EBADF (Bad file descriptor) [pid 1045] close(14) = -1 EBADF (Bad file descriptor) [pid 1045] close(15) = -1 EBADF (Bad file descriptor) [pid 1045] close(16) = -1 EBADF (Bad file descriptor) [pid 1045] close(17) = -1 EBADF (Bad file descriptor) [pid 1045] close(18) = -1 EBADF (Bad file descriptor) [pid 1045] close(19) = -1 EBADF (Bad file descriptor) [pid 1045] close(20) = -1 EBADF (Bad file descriptor) [pid 1045] close(21) = -1 EBADF (Bad file descriptor) [pid 1045] close(22) = -1 EBADF (Bad file descriptor) [pid 1045] close(23) = -1 EBADF (Bad file descriptor) [pid 1045] close(24) = -1 EBADF (Bad file descriptor) [pid 1045] close(25) = -1 EBADF (Bad file descriptor) [pid 1045] close(26) = -1 EBADF (Bad file descriptor) [pid 1045] close(27) = -1 EBADF (Bad file descriptor) [pid 1045] close(28) = -1 EBADF (Bad file descriptor) [pid 1044] close(5 [pid 1043] close(24 [pid 1045] close(29) = -1 EBADF (Bad file descriptor) [pid 1045] exit_group(0) = ? [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1044] <... close resumed>) = 0 [pid 1043] close(25 [pid 1046] close(3 [pid 1044] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... close resumed>) = 0 [pid 1045] +++ exited with 0 +++ [pid 1043] close(26) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1043] close(27) = -1 EBADF (Bad file descriptor) [pid 1043] close(28 [pid 1046] close(4) = 0 [pid 1044] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(5 [pid 1043] close(29 [pid 302] umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1044] close(3 [pid 1046] close(6 [pid 1043] exit_group(0 [pid 302] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1046] <... close resumed>) = 0 [pid 1044] <... close resumed>) = 0 [pid 1043] <... exit_group resumed>) = ? [pid 302] <... openat resumed>) = 3 [pid 1046] close(7 [pid 1044] close(4 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./192/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./192/binderfs") = 0 [pid 302] getdents64(3, [pid 1043] +++ exited with 0 +++ [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1046] close(8 [pid 1044] close(5 [pid 302] close(3 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1046] close(9 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./192" [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(6 [pid 302] <... rmdir resumed>) = 0 [pid 1046] close(10) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./193", 0777 [pid 1046] close(11) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1046] close(12 [pid 1044] <... close resumed>) = 0 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(7 [pid 1046] close(13 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(8 [pid 1046] close(14 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1046] close(15 [pid 1044] close(9 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1047 attached [pid 1046] close(16 [pid 1044] close(10 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 195 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(17 [pid 1044] close(11 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(18 [pid 1044] close(12 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(19 [pid 1044] close(13 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(20 [pid 1044] close(14 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(21 [pid 1044] close(15 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(22 [pid 1044] close(16 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] set_robust_list(0x555569336660, 24 [pid 1046] close(23 [pid 1044] close(17 [pid 1047] <... set_robust_list resumed>) = 0 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(24 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] chdir("./193" [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(18 [pid 1047] <... chdir resumed>) = 0 [pid 1046] close(25 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(19 [pid 1047] <... prctl resumed>) = 0 [pid 1046] close(26 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] setpgid(0, 0 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] close(20 [pid 1047] <... setpgid resumed>) = 0 [pid 1046] close(27) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] close(28 [pid 1044] close(21 [pid 1047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] <... openat resumed>) = 3 [pid 1046] close(29 [pid 1044] close(22 [pid 1047] write(3, "1000", 4 [pid 1046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] <... write resumed>) = 4 [pid 1046] exit_group(0 [pid 1044] close(23 [pid 1047] close(3) = 0 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1046] <... exit_group resumed>) = ? [pid 1047] symlink("/dev/binderfs", "./binderfs" [pid 1044] close(24 [pid 1047] <... symlink resumed>) = 0 [pid 1047] write(1, "executing program\n", 18) = 18 [pid 1047] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1047] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1046] +++ exited with 0 +++ executing program [pid 306] <... restart_syscall resumed>) = 0 [pid 1047] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1047] <... openat resumed>) = 5 [pid 1047] setns(201, 0) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1047] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1044] close(25 [pid 306] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1047] <... socket resumed>) = 6 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1047] setns(5, 0 [pid 1044] close(26 [pid 306] newfstatat(3, "", [pid 1047] <... setns resumed>) = 0 [pid 303] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1047] close(5) = 0 [pid 303] <... openat resumed>) = 3 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] newfstatat(3, "", [pid 1044] close(27 [pid 306] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1044] close(28 [pid 303] getdents64(3, [pid 1047] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1044] close(29 [pid 306] umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1047] close(3) = 0 [pid 1044] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./184/binderfs", [pid 1047] close(4) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1047] close(5 [pid 306] newfstatat(AT_FDCWD, "./182/binderfs", [pid 303] unlink("./184/binderfs" [pid 1047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1044] <... exit_group resumed>) = ? [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1047] close(6 [pid 303] <... unlink resumed>) = 0 [pid 1047] <... close resumed>) = 0 [pid 1047] close(7) = -1 EBADF (Bad file descriptor) [pid 1047] close(8) = -1 EBADF (Bad file descriptor) [pid 1047] close(9) = -1 EBADF (Bad file descriptor) [pid 1047] close(10) = -1 EBADF (Bad file descriptor) [pid 1047] close(11) = -1 EBADF (Bad file descriptor) [pid 1047] close(12) = -1 EBADF (Bad file descriptor) [pid 1047] close(13) = -1 EBADF (Bad file descriptor) [pid 1047] close(14) = -1 EBADF (Bad file descriptor) [pid 1044] +++ exited with 0 +++ [pid 303] getdents64(3, [pid 306] unlink("./182/binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] close(3 [pid 1047] close(15 [pid 303] <... close resumed>) = 0 [pid 1047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] rmdir("./184" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1047] close(16) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1047] close(17 [pid 306] getdents64(3, [pid 1047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] close(18 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] mkdir("./185", 0777 [pid 1047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1047] close(19) = -1 EBADF (Bad file descriptor) [pid 1047] close(20 [pid 303] <... mkdir resumed>) = 0 [pid 1047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1047] close(21) = -1 EBADF (Bad file descriptor) [pid 1047] close(22) = -1 EBADF (Bad file descriptor) [pid 1047] close(23) = -1 EBADF (Bad file descriptor) [pid 1047] close(24) = -1 EBADF (Bad file descriptor) [pid 1047] close(25) = -1 EBADF (Bad file descriptor) [pid 1047] close(26) = -1 EBADF (Bad file descriptor) [pid 1047] close(27) = -1 EBADF (Bad file descriptor) [pid 1047] close(28) = -1 EBADF (Bad file descriptor) [pid 1047] close(29) = -1 EBADF (Bad file descriptor) [pid 1047] exit_group(0 [pid 306] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./182" [pid 1047] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1048 attached [pid 306] <... rmdir resumed>) = 0 [pid 1048] set_robust_list(0x555569336660, 24 [pid 1047] +++ exited with 0 +++ [pid 306] mkdir("./183", 0777 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 187 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1048] <... set_robust_list resumed>) = 0 [pid 1048] chdir("./185") = 0 [pid 1048] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 1049 attached ) = 0 [pid 1048] setpgid(0, 0) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 185 [pid 1049] set_robust_list(0x555569336660, 24) = 0 [pid 1048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1049] chdir("./183" [pid 1048] <... openat resumed>) = 3 [pid 1048] write(3, "1000", 4 [pid 1049] <... chdir resumed>) = 0 [pid 1049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1048] <... write resumed>) = 4 [pid 1049] <... prctl resumed>) = 0 [pid 1048] close(3 [pid 1049] setpgid(0, 0 [pid 1048] <... close resumed>) = 0 executing program [pid 1048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1048] write(1, "executing program\n", 18) = 18 [pid 1048] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1049] <... setpgid resumed>) = 0 [pid 1048] <... openat resumed>) = 3 [pid 1049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1048] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1049] <... openat resumed>) = 3 [pid 1048] <... openat resumed>) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 1049] write(3, "1000", 4 [pid 1048] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1049] <... write resumed>) = 4 [pid 1048] <... openat resumed>) = 5 [pid 1049] close(3 [pid 1048] setns(201, 0) = 0 [pid 1048] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1048] setns(5, 0) = 0 [pid 1048] close(5) = 0 [pid 1048] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1049] <... close resumed>) = 0 [pid 301] umount2("./179", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1049] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1049] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./179", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1049] write(1, "executing program\n", 18 [pid 301] <... openat resumed>) = 3 [pid 1049] <... write resumed>) = 18 [pid 301] newfstatat(3, "", [pid 1049] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1048] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1048] close(3 [pid 301] getdents64(3, [pid 1049] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1048] <... close resumed>) = 0 [pid 301] umount2("./179/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1048] close(4 [pid 1049] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1048] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1048] close(5) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./179/binderfs", [pid 1048] close(6 [pid 1049] <... openat resumed>) = 4 [pid 1048] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1049] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] unlink("./179/binderfs" [pid 1048] close(7) = -1 EBADF (Bad file descriptor) [pid 1048] close(8 [pid 301] <... unlink resumed>) = 0 [pid 1048] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1048] close(9) = -1 EBADF (Bad file descriptor) [pid 1048] close(10) = -1 EBADF (Bad file descriptor) [pid 1049] <... openat resumed>) = 5 [pid 1048] close(11) = -1 EBADF (Bad file descriptor) [pid 1048] close(12) = -1 EBADF (Bad file descriptor) [pid 1048] close(13) = -1 EBADF (Bad file descriptor) [pid 1048] close(14) = -1 EBADF (Bad file descriptor) [pid 1048] close(15) = -1 EBADF (Bad file descriptor) [pid 1048] close(16) = -1 EBADF (Bad file descriptor) [pid 1048] close(17) = -1 EBADF (Bad file descriptor) [pid 1048] close(18) = -1 EBADF (Bad file descriptor) [pid 1048] close(19) = -1 EBADF (Bad file descriptor) [pid 1048] close(20) = -1 EBADF (Bad file descriptor) [pid 1048] close(21) = -1 EBADF (Bad file descriptor) [pid 1048] close(22) = -1 EBADF (Bad file descriptor) [pid 1048] close(23) = -1 EBADF (Bad file descriptor) [pid 1048] close(24) = -1 EBADF (Bad file descriptor) [pid 1048] close(25) = -1 EBADF (Bad file descriptor) [pid 1048] close(26) = -1 EBADF (Bad file descriptor) [pid 1048] close(27) = -1 EBADF (Bad file descriptor) [pid 1048] close(28) = -1 EBADF (Bad file descriptor) [pid 1048] close(29) = -1 EBADF (Bad file descriptor) [pid 1048] exit_group(0 [pid 1049] setns(201, 0 [pid 301] getdents64(3, [pid 1049] <... setns resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1048] <... exit_group resumed>) = ? [pid 1049] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] close(3 [pid 1049] <... socket resumed>) = 6 [pid 301] <... close resumed>) = 0 [pid 1049] setns(5, 0 [pid 301] rmdir("./179" [pid 1049] <... setns resumed>) = 0 [pid 1048] +++ exited with 0 +++ [pid 1049] close(5 [pid 301] <... rmdir resumed>) = 0 [pid 1049] <... close resumed>) = 0 [pid 1049] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] mkdir("./180", 0777 [pid 302] umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1049] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... restart_syscall resumed>) = 0 [pid 302] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 1049] close(3 [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1049] <... close resumed>) = 0 [pid 303] umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1049] close(4 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1050 attached [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1050] set_robust_list(0x555569336660, 24 [pid 1049] <... close resumed>) = 0 [pid 303] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1050] <... set_robust_list resumed>) = 0 [pid 1049] close(5 [pid 303] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] newfstatat(3, "", [pid 302] unlink("./193/binderfs" [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1049] close(6 [pid 302] getdents64(3, [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 182 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1049] <... close resumed>) = 0 [pid 302] close(3 [pid 1049] close(7 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... close resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./193" [pid 1050] chdir("./180" [pid 1049] close(8 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./194", 0777 [pid 1050] <... chdir resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./185/binderfs", [pid 302] <... mkdir resumed>) = 0 [pid 1050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1049] close(9 [pid 303] <... 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 1050] <... prctl resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./185/binderfs"./strace-static-x86_64: Process 1051 attached [pid 1049] close(10 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 196 [pid 1050] setpgid(0, 0 [pid 303] <... unlink resumed>) = 0 [pid 1051] set_robust_list(0x555569336660, 24 [pid 1050] <... setpgid resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1051] <... set_robust_list resumed>) = 0 [pid 1051] chdir("./194") = 0 [pid 1050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1049] close(11 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1051] <... prctl resumed>) = 0 [pid 1049] close(12 [pid 1051] setpgid(0, 0 [pid 303] <... close resumed>) = 0 [pid 1051] <... setpgid resumed>) = 0 [pid 1051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1050] <... openat resumed>) = 3 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... openat resumed>) = 3 [pid 303] rmdir("./185" [pid 1049] close(13 [pid 1050] write(3, "1000", 4 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1051] write(3, "1000", 4) = 4 [pid 1049] close(14 [pid 1051] close(3 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./186", 0777 [pid 1051] <... close resumed>) = 0 [pid 1049] close(15 [pid 1051] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1051] write(1, "executing program\n", 18executing program ) = 18 [pid 1051] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1051] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1051] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1050] <... write resumed>) = 4 [pid 1049] close(16 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1051] <... openat resumed>) = 5 [pid 1051] setns(201, 0) = 0 [pid 1051] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1051] setns(5, 0) = 0 [pid 1051] close(5) = 0 [pid 1051] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(3 [pid 1049] close(17 [pid 1050] <... close resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 188 [pid 1050] symlink("/dev/binderfs", "./binderfs" [pid 1049] close(18./strace-static-x86_64: Process 1052 attached [pid 1051] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1050] <... symlink resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] set_robust_list(0x555569336660, 24 [pid 1051] close(3 [pid 1052] <... set_robust_list resumed>) = 0 executing program [pid 1050] write(1, "executing program\n", 18 [pid 1049] close(19 [pid 1052] chdir("./186" [pid 1051] <... close resumed>) = 0 [pid 1050] <... write resumed>) = 18 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... chdir resumed>) = 0 [pid 1051] close(4 [pid 1052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1051] <... close resumed>) = 0 [pid 1049] close(20 [pid 1052] setpgid(0, 0 [pid 1050] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... setpgid resumed>) = 0 [pid 1051] close(5 [pid 1050] <... openat resumed>) = 3 [pid 1049] close(21 [pid 1052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... openat resumed>) = 3 [pid 1051] close(6 [pid 1050] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1049] close(22 [pid 1052] write(3, "1000", 4 [pid 1051] <... close resumed>) = 0 [pid 1052] <... write resumed>) = 4 [pid 1051] close(7 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(3 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... openat resumed>) = 4 [pid 1049] close(23 [pid 1052] <... close resumed>) = 0 [pid 1051] close(8 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] symlink("/dev/binderfs", "./binderfs" [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... symlink resumed>) = 0 [pid 1051] close(9 executing program [pid 1050] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1049] close(24 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] write(1, "executing program\n", 18 [pid 1051] close(10 [pid 1052] <... write resumed>) = 18 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1051] close(11 [pid 1050] <... openat resumed>) = 5 [pid 1049] close(25 [pid 1050] setns(201, 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] close(26 [pid 1050] <... setns resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1049] close(27 [pid 1052] <... openat resumed>) = 3 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1051] close(12 [pid 1050] <... socket resumed>) = 6 [pid 1049] close(28 [pid 1052] <... openat resumed>) = 4 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1051] close(13 [pid 1052] <... openat resumed>) = 5 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] setns(5, 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] close(14 [pid 1052] setns(201, 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1049] close(29 [pid 1051] close(15 [pid 1050] <... setns resumed>) = 0 [pid 1049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... setns resumed>) = 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(5 [pid 1052] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1051] close(16 [pid 1052] <... socket resumed>) = 6 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = 0 [pid 1051] close(17 [pid 1052] setns(5, 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... setns resumed>) = 0 [pid 1051] close(18 [pid 1052] close(5 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... close resumed>) = 0 [pid 1051] close(19) = -1 EBADF (Bad file descriptor) [pid 1052] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1051] close(20 [pid 1049] exit_group(0 [pid 1050] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1049] <... exit_group resumed>) = ? [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1051] close(21) = -1 EBADF (Bad file descriptor) [pid 1052] close(3 [pid 1051] close(22 [pid 1052] <... close resumed>) = 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(4 [pid 1051] close(23 [pid 1052] <... close resumed>) = 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(5 [pid 1051] close(24 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(6 [pid 1051] close(25 [pid 1049] +++ exited with 0 +++ [pid 1052] <... close resumed>) = 0 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1050] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1052] close(7 [pid 1051] close(26 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(8 [pid 1051] close(27 [pid 1050] <... close resumed>) = 0 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(9 [pid 1051] close(28 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(10 [pid 1051] close(29 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(11 [pid 1051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] exit_group(0 [pid 1050] close(4 [pid 1052] close(12 [pid 1050] <... close resumed>) = 0 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] <... exit_group resumed>) = ? [pid 1050] close(5 [pid 1052] close(13 [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1051] +++ exited with 0 +++ [pid 1050] close(6 [pid 1052] close(14 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1052] close(15 [pid 1050] close(7 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(16) = -1 EBADF (Bad file descriptor) [pid 1050] close(8 [pid 1052] close(17) = -1 EBADF (Bad file descriptor) [pid 1052] close(18) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(19 [pid 1050] close(9 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(20 [pid 1050] close(10 [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] close(21) = -1 EBADF (Bad file descriptor) [pid 1052] close(22) = -1 EBADF (Bad file descriptor) [pid 1050] close(11 [pid 1052] close(23 [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(12 [pid 1052] close(24) = -1 EBADF (Bad file descriptor) [pid 1052] close(25 [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(13 [pid 1052] close(26) = -1 EBADF (Bad file descriptor) [pid 1052] close(27) = -1 EBADF (Bad file descriptor) [pid 1052] close(28) = -1 EBADF (Bad file descriptor) [pid 1052] close(29) = -1 EBADF (Bad file descriptor) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] exit_group(0 [pid 1050] close(14 [pid 1052] <... exit_group resumed>) = ? [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] +++ exited with 0 +++ [pid 1050] close(15) = -1 EBADF (Bad file descriptor) [pid 1050] close(16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1050] close(17) = -1 EBADF (Bad file descriptor) [pid 1050] close(18) = -1 EBADF (Bad file descriptor) [pid 1050] close(19) = -1 EBADF (Bad file descriptor) [pid 1050] close(20) = -1 EBADF (Bad file descriptor) [pid 1050] close(21) = -1 EBADF (Bad file descriptor) [pid 1050] close(22) = -1 EBADF (Bad file descriptor) [pid 1050] close(23 [pid 306] <... restart_syscall resumed>) = 0 [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(24) = -1 EBADF (Bad file descriptor) [pid 1050] close(25) = -1 EBADF (Bad file descriptor) [pid 1050] close(26) = -1 EBADF (Bad file descriptor) [pid 1050] close(27) = -1 EBADF (Bad file descriptor) [pid 1050] close(28 [pid 306] umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] close(29 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1050] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1050] exit_group(0) = ? [pid 306] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1050] +++ exited with 0 +++ [pid 306] newfstatat(AT_FDCWD, "./183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] unlink("./183/binderfs" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 302] <... restart_syscall resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 302] umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./183" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] mkdir("./184", 0777 [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 306] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 186 ./strace-static-x86_64: Process 1053 attached [pid 302] umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1053] set_robust_list(0x555569336660, 24) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1053] chdir("./184") = 0 [pid 1053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1053] setpgid(0, 0) = 0 [pid 1053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] newfstatat(AT_FDCWD, "./194/binderfs", [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./194/binderfs" [pid 1053] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 1053] write(3, "1000", 4 [pid 302] getdents64(3, [pid 1053] <... write resumed>) = 4 [pid 1053] close(3) = 0 [pid 1053] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1053] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] umount2("./180", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1053] <... write resumed>) = 18 [pid 303] umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1053] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] close(3 [pid 1053] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 303] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./180", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] rmdir("./194" [pid 303] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 1053] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] newfstatat(3, "", [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1053] <... openat resumed>) = 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] mkdir("./195", 0777 [pid 1053] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 303] umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1053] <... openat resumed>) = 5 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1053] setns(201, 0) = 0 [pid 1053] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1053] setns(5, 0) = 0 [pid 1053] close(5) = 0 [pid 1053] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1054 attached [pid 303] newfstatat(AT_FDCWD, "./186/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1054] set_robust_list(0x555569336660, 24 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./180/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1054] <... set_robust_list resumed>) = 0 [pid 1054] chdir("./195" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./186/binderfs" [pid 1054] <... chdir resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./180/binderfs", [pid 1053] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] getdents64(3, [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 197 [pid 1053] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] close(3 [pid 301] unlink("./180/binderfs" [pid 1053] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 1054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] rmdir("./186" [pid 301] <... unlink resumed>) = 0 [pid 1053] close(4 [pid 1054] <... prctl resumed>) = 0 [pid 1054] setpgid(0, 0 [pid 1053] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] getdents64(3, [pid 1054] <... setpgid resumed>) = 0 [pid 1054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1053] close(5 [pid 303] mkdir("./187", 0777 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1054] <... openat resumed>) = 3 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] write(3, "1000", 4) = 4 [pid 303] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 1053] close(6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 1054] close(3 [pid 1053] <... close resumed>) = 0 [pid 301] rmdir("./180" [pid 1053] close(7 [pid 1054] <... close resumed>) = 0 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1054] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 1055 attached ) = 0 [pid 1053] close(8executing program [pid 301] mkdir("./181", 0777 [pid 1055] set_robust_list(0x555569336660, 24 [pid 1054] write(1, "executing program\n", 18 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 189 [pid 1055] <... set_robust_list resumed>) = 0 [pid 1053] close(9 [pid 301] <... mkdir resumed>) = 0 [pid 1055] chdir("./187" [pid 1054] <... write resumed>) = 18 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1053] close(10 [pid 1055] <... chdir resumed>) = 0 [pid 1054] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1053] close(11 [pid 1054] <... openat resumed>) = 3 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1056 attached [pid 1055] <... prctl resumed>) = 0 [pid 1054] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1053] close(12 [pid 1055] setpgid(0, 0 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 183 [pid 1055] <... setpgid resumed>) = 0 [pid 1053] close(13 [pid 1055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1054] <... openat resumed>) = 4 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] set_robust_list(0x555569336660, 24 [pid 1054] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1053] close(14 [pid 1056] <... set_robust_list resumed>) = 0 [pid 1054] setns(201, 0 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] <... openat resumed>) = 3 [pid 1056] chdir("./181" [pid 1054] <... setns resumed>) = 0 [pid 1055] write(3, "1000", 4 [pid 1053] close(15 [pid 1055] <... write resumed>) = 4 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] <... chdir resumed>) = 0 [pid 1055] close(3 [pid 1053] close(16 [pid 1056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1054] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] <... prctl resumed>) = 0 [pid 1055] <... close resumed>) = 0 [pid 1054] <... socket resumed>) = 6 [pid 1054] setns(5, 0) = 0 [pid 1054] close(5 [pid 1056] setpgid(0, 0 [pid 1055] symlink("/dev/binderfs", "./binderfs" [pid 1054] <... close resumed>) = 0 [pid 1053] close(17 [pid 1056] <... setpgid resumed>) = 0 [pid 1054] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1055] <... symlink resumed>) = 0 [pid 1056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1055] write(1, "executing program\n", 18 [pid 1053] close(18 [pid 1055] <... write resumed>) = 18 [pid 1054] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] <... openat resumed>) = 3 [pid 1053] close(19 [pid 1055] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] write(3, "1000", 4 [pid 1054] close(3 [pid 1053] close(20 [pid 1055] <... openat resumed>) = 3 [pid 1054] <... close resumed>) = 0 [pid 1054] close(4) = 0 [pid 1054] close(5) = -1 EBADF (Bad file descriptor) [pid 1054] close(6) = 0 [pid 1054] close(7) = -1 EBADF (Bad file descriptor) [pid 1054] close(8) = -1 EBADF (Bad file descriptor) [pid 1054] close(9) = -1 EBADF (Bad file descriptor) [pid 1054] close(10) = -1 EBADF (Bad file descriptor) [pid 1054] close(11) = -1 EBADF (Bad file descriptor) [pid 1054] close(12) = -1 EBADF (Bad file descriptor) [pid 1054] close(13) = -1 EBADF (Bad file descriptor) [pid 1054] close(14) = -1 EBADF (Bad file descriptor) [pid 1054] close(15) = -1 EBADF (Bad file descriptor) [pid 1054] close(16) = -1 EBADF (Bad file descriptor) [pid 1054] close(17 [pid 1056] <... write resumed>) = 4 [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] close(3 [pid 1055] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1053] close(21 [pid 1056] <... close resumed>) = 0 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] close(18) = -1 EBADF (Bad file descriptor) [pid 1056] symlink("/dev/binderfs", "./binderfs" [pid 1055] <... openat resumed>) = 4 [pid 1054] close(19 [pid 1053] close(22 [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] close(20) = -1 EBADF (Bad file descriptor) [pid 1056] <... symlink resumed>) = 0 [pid 1054] close(21 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1056] write(1, "executing program\n", 18 [pid 1055] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1053] close(23 [pid 1056] <... write resumed>) = 18 [pid 1054] close(22 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] close(23) = -1 EBADF (Bad file descriptor) [pid 1054] close(24) = -1 EBADF (Bad file descriptor) [pid 1054] close(25 [pid 1056] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1053] close(24 [pid 1054] close(26 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1053] close(25 [pid 1054] close(27) = -1 EBADF (Bad file descriptor) [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] <... openat resumed>) = 3 [pid 1055] <... openat resumed>) = 5 [pid 1053] close(26 [pid 1054] close(28 [pid 1056] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] setns(201, 0 [pid 1054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1053] close(27 [pid 1054] close(29) = -1 EBADF (Bad file descriptor) [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] <... openat resumed>) = 4 [pid 1055] <... setns resumed>) = 0 [pid 1054] exit_group(0 [pid 1053] close(28 [pid 1055] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1056] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1053] close(29 [pid 1055] <... socket resumed>) = 6 [pid 1053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1054] <... exit_group resumed>) = ? [pid 1056] <... openat resumed>) = 5 [pid 1055] setns(5, 0 [pid 1053] exit_group(0 [pid 1055] <... setns resumed>) = 0 [pid 1056] setns(201, 0 [pid 1054] +++ exited with 0 +++ [pid 1053] <... exit_group resumed>) = ? [pid 1056] <... setns resumed>) = 0 [pid 1055] close(5 [pid 1056] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1055] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1056] <... socket resumed>) = 6 [pid 1055] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1056] setns(5, 0) = 0 [pid 1056] close(5) = 0 [pid 1056] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1053] +++ exited with 0 +++ [pid 302] <... restart_syscall resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1055] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1055] close(3 [pid 1056] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1056] close(3 [pid 1055] <... close resumed>) = 0 [pid 306] umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1056] <... close resumed>) = 0 [pid 1055] close(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1056] close(4 [pid 1055] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1056] <... close resumed>) = 0 [pid 1055] close(5 [pid 1056] close(5 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 1056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(6 [pid 306] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 1056] close(6 [pid 1055] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1056] <... close resumed>) = 0 [pid 1055] close(7 [pid 306] getdents64(3, [pid 1056] close(7 [pid 302] getdents64(3, [pid 1056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1056] close(8) = -1 EBADF (Bad file descriptor) [pid 1056] close(9) = -1 EBADF (Bad file descriptor) [pid 1056] close(10) = -1 EBADF (Bad file descriptor) [pid 1056] close(11) = -1 EBADF (Bad file descriptor) [pid 1056] close(12) = -1 EBADF (Bad file descriptor) [pid 1056] close(13) = -1 EBADF (Bad file descriptor) [pid 1056] close(14) = -1 EBADF (Bad file descriptor) [pid 1056] close(15) = -1 EBADF (Bad file descriptor) [pid 1056] close(16) = -1 EBADF (Bad file descriptor) [pid 1056] close(17) = -1 EBADF (Bad file descriptor) [pid 1056] close(18) = -1 EBADF (Bad file descriptor) [pid 1056] close(19) = -1 EBADF (Bad file descriptor) [pid 1056] close(20) = -1 EBADF (Bad file descriptor) [pid 1056] close(21) = -1 EBADF (Bad file descriptor) [pid 1056] close(22) = -1 EBADF (Bad file descriptor) [pid 1056] close(23) = -1 EBADF (Bad file descriptor) [pid 1056] close(24) = -1 EBADF (Bad file descriptor) [pid 1056] close(25) = -1 EBADF (Bad file descriptor) [pid 1056] close(26) = -1 EBADF (Bad file descriptor) [pid 1056] close(27) = -1 EBADF (Bad file descriptor) [pid 1056] close(28) = -1 EBADF (Bad file descriptor) [pid 1056] close(29) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1055] close(8 [pid 1056] exit_group(0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1056] <... exit_group resumed>) = ? [pid 1055] close(9 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1055] close(10 [pid 306] newfstatat(AT_FDCWD, "./184/binderfs", [pid 302] newfstatat(AT_FDCWD, "./195/binderfs", [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1055] close(11 [pid 306] unlink("./184/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(12 [pid 306] <... unlink resumed>) = 0 [pid 302] unlink("./195/binderfs" [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(13) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] <... unlink resumed>) = 0 [pid 1055] close(14 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1056] +++ exited with 0 +++ [pid 1055] close(15 [pid 306] <... close resumed>) = 0 [pid 302] close(3 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(17) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./184" [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1055] close(18 [pid 306] <... rmdir resumed>) = 0 [pid 302] rmdir("./195" [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(19 [pid 306] mkdir("./185", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1055] close(20) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./196", 0777 [pid 1055] close(21 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1055] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1058 attached ./strace-static-x86_64: Process 1057 attached [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] set_robust_list(0x555569336660, 24) = 0 [pid 1055] close(23 [pid 1058] set_robust_list(0x555569336660, 24 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 198 [pid 1057] chdir("./196" [pid 1055] close(24 [pid 1058] <... set_robust_list resumed>) = 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... chdir resumed>) = 0 [pid 1058] chdir("./185" [pid 1057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1055] close(25 [pid 1057] <... prctl resumed>) = 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 187 [pid 1058] <... chdir resumed>) = 0 [pid 1057] setpgid(0, 0 [pid 1055] close(26 [pid 1057] <... setpgid resumed>) = 0 [pid 1058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... prctl resumed>) = 0 [pid 1055] close(27 [pid 1058] setpgid(0, 0 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... setpgid resumed>) = 0 [pid 1055] close(28 [pid 1058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1057] <... openat resumed>) = 3 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] write(3, "1000", 4) = 4 [pid 1055] close(29 [pid 1057] close(3 [pid 1055] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... close resumed>) = 0 [pid 1057] symlink("/dev/binderfs", "./binderfs" [pid 1055] exit_group(0executing program [pid 1057] <... symlink resumed>) = 0 [pid 1055] <... exit_group resumed>) = ? [pid 1057] write(1, "executing program\n", 18) = 18 [pid 1057] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1057] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... restart_syscall resumed>) = 0 [pid 1057] <... openat resumed>) = 4 [pid 1055] +++ exited with 0 +++ [pid 1058] <... openat resumed>) = 3 [pid 1057] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./181", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1058] write(3, "1000", 4 [pid 1057] <... openat resumed>) = 5 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1058] <... write resumed>) = 4 [pid 1058] close(3) = 0 [pid 301] openat(AT_FDCWD, "./181", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1058] symlink("/dev/binderfs", "./binderfs" [pid 301] <... openat resumed>) = 3 [pid 1058] <... symlink resumed>) = 0 [pid 1057] setns(201, 0 [pid 301] newfstatat(3, "", executing program [pid 1058] write(1, "executing program\n", 18 [pid 1057] <... setns resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1058] <... write resumed>) = 18 [pid 1057] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] getdents64(3, [pid 1058] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1057] <... socket resumed>) = 6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1058] <... openat resumed>) = 3 [pid 1057] setns(5, 0 [pid 1058] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] umount2("./181/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1057] <... setns resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1058] <... openat resumed>) = 4 [pid 1057] close(5 [pid 301] newfstatat(AT_FDCWD, "./181/binderfs", [pid 1058] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1057] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1057] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1058] <... openat resumed>) = 5 [pid 301] unlink("./181/binderfs" [pid 1058] setns(201, 0) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1057] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./181") = 0 [pid 301] mkdir("./182", 0777) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1058] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1057] close(3 [pid 1058] <... socket resumed>) = 6 [pid 1057] <... close resumed>) = 0 ./strace-static-x86_64: Process 1059 attached [pid 1057] close(4 [pid 1059] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 184 [pid 1059] <... set_robust_list resumed>) = 0 [pid 1058] setns(5, 0 [pid 1057] <... close resumed>) = 0 [pid 1058] <... setns resumed>) = 0 [pid 1057] close(5 [pid 1058] close(5 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] chdir("./182" [pid 1057] close(6 [pid 1059] <... chdir resumed>) = 0 [pid 1058] <... close resumed>) = 0 [pid 1059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1057] <... close resumed>) = 0 [pid 1059] <... prctl resumed>) = 0 [pid 1057] close(7 [pid 1059] setpgid(0, 0 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... setpgid resumed>) = 0 [pid 1058] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1057] close(8 [pid 1059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(9) = -1 EBADF (Bad file descriptor) [pid 1059] <... openat resumed>) = 3 [pid 1059] write(3, "1000", 4) = 4 [pid 1059] close(3) = 0 [pid 1059] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1059] write(1, "executing program\n", 18executing program [pid 1058] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1057] close(10 [pid 1059] <... write resumed>) = 18 [pid 1059] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1058] close(3 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... openat resumed>) = 3 [pid 1057] close(11 [pid 1059] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1058] <... close resumed>) = 0 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(12 [pid 1058] close(4 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... openat resumed>) = 4 [pid 1057] close(13) = -1 EBADF (Bad file descriptor) [pid 1059] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1057] close(14 [pid 1059] <... openat resumed>) = 5 [pid 1059] setns(201, 0) = 0 [pid 1059] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1059] setns(5, 0) = 0 [pid 1059] close(5) = 0 [pid 1059] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1058] <... close resumed>) = 0 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(5) = -1 EBADF (Bad file descriptor) [pid 1057] close(15 [pid 1058] close(6 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1058] <... close resumed>) = 0 [pid 1057] close(16 [pid 303] <... restart_syscall resumed>) = 0 [pid 1059] close(3 [pid 1058] close(7 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... close resumed>) = 0 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(17 [pid 1058] close(8 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(4 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(18 [pid 1058] close(9 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(19 [pid 1058] close(10 [pid 1059] <... close resumed>) = 0 [pid 303] umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1059] close(5 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(11 [pid 1057] close(20 [pid 303] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1059] close(6 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1059] <... close resumed>) = 0 [pid 1058] close(12 [pid 1059] close(7 [pid 1057] close(21 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1059] close(8 [pid 1058] close(13 [pid 1057] close(22 [pid 303] getdents64(3, [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(9 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1057] close(23 [pid 1058] close(14 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(24 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(15 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1059] close(10 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(25 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(16 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./187/binderfs", [pid 1059] close(11 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(17 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./187/binderfs" [pid 1059] close(12 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(27 [pid 303] <... unlink resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(18 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(13 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1059] close(14 [pid 1058] close(19 [pid 1057] close(28 [pid 303] close(3 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(15 [pid 303] <... close resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(20 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./187" [pid 1059] close(16 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1057] close(29 [pid 303] <... rmdir resumed>) = 0 [pid 1058] close(21 [pid 1057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./188", 0777 [pid 1059] close(17 [pid 1058] close(22 [pid 1057] exit_group(0 [pid 303] <... mkdir resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(18 [pid 1058] close(23 [pid 1057] <... exit_group resumed>) = ? [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1060 attached [pid 1059] close(19 [pid 1058] close(24 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1059] close(20) = -1 EBADF (Bad file descriptor) [pid 1059] close(21) = -1 EBADF (Bad file descriptor) [pid 1060] set_robust_list(0x555569336660, 24 [pid 1059] close(22 [pid 1060] <... set_robust_list resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] chdir("./188" [pid 1059] close(23) = -1 EBADF (Bad file descriptor) [pid 1059] close(24 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 190 [pid 1060] <... chdir resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1059] close(25 [pid 1060] <... prctl resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] setpgid(0, 0 [pid 1059] close(26 [pid 1060] <... setpgid resumed>) = 0 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1059] close(27) = -1 EBADF (Bad file descriptor) [pid 1057] +++ exited with 0 +++ [pid 1059] close(28 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] <... openat resumed>) = 3 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1058] close(25 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] write(3, "1000", 4 [pid 1059] close(29 [pid 1058] close(26 [pid 1060] <... write resumed>) = 4 [pid 1059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] close(3 [pid 1059] exit_group(0 [pid 1060] <... close resumed>) = 0 [pid 1058] close(27 [pid 1060] symlink("/dev/binderfs", "./binderfs" [pid 1059] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 1058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1058] close(28) = -1 EBADF (Bad file descriptor) [pid 1058] close(29) = -1 EBADF (Bad file descriptor) [pid 1059] +++ exited with 0 +++ [pid 1058] exit_group(0 [pid 1060] <... symlink resumed>) = 0 [pid 1058] <... exit_group resumed>) = ? [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1060] write(1, "executing program\n", 18) = 18 [pid 1060] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 302] umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1060] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1058] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1060] <... openat resumed>) = 4 [pid 302] <... openat resumed>) = 3 [pid 1060] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] newfstatat(3, "", [pid 306] umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1060] <... openat resumed>) = 5 [pid 306] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3, [pid 1060] setns(201, 0 [pid 306] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1060] <... setns resumed>) = 0 [pid 306] newfstatat(3, "", [pid 302] umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1060] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1060] <... socket resumed>) = 6 [pid 306] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./196/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1060] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] unlink("./196/binderfs" [pid 1060] <... setns resumed>) = 0 [pid 306] umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1060] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 1060] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./185/binderfs", [pid 1060] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3, [pid 306] unlink("./185/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 302] close(3 [pid 306] getdents64(3, [pid 302] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./196" [pid 306] close(3 [pid 1060] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1060] close(3) = 0 [pid 306] rmdir("./185" [pid 302] mkdir("./197", 0777 [pid 1060] close(4 [pid 306] <... rmdir resumed>) = 0 [pid 1060] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 306] mkdir("./186", 0777 [pid 1060] close(5 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] close(6) = 0 [pid 1060] close(7) = -1 EBADF (Bad file descriptor) [pid 1060] close(8) = -1 EBADF (Bad file descriptor) [pid 1060] close(9) = -1 EBADF (Bad file descriptor) [pid 1060] close(10) = -1 EBADF (Bad file descriptor) [pid 1060] close(11./strace-static-x86_64: Process 1061 attached ) = -1 EBADF (Bad file descriptor) [pid 1060] close(12) = -1 EBADF (Bad file descriptor) [pid 1060] close(13) = -1 EBADF (Bad file descriptor) [pid 1060] close(14) = -1 EBADF (Bad file descriptor) [pid 1060] close(15) = -1 EBADF (Bad file descriptor) [pid 1060] close(16) = -1 EBADF (Bad file descriptor) [pid 1060] close(17) = -1 EBADF (Bad file descriptor) [pid 1060] close(18) = -1 EBADF (Bad file descriptor) [pid 1060] close(19) = -1 EBADF (Bad file descriptor) [pid 1060] close(20) = -1 EBADF (Bad file descriptor) [pid 1060] close(21) = -1 EBADF (Bad file descriptor) [pid 1060] close(22) = -1 EBADF (Bad file descriptor) [pid 1060] close(23) = -1 EBADF (Bad file descriptor) [pid 1060] close(24) = -1 EBADF (Bad file descriptor) [pid 1060] close(25) = -1 EBADF (Bad file descriptor) [pid 1060] close(26) = -1 EBADF (Bad file descriptor) [pid 1060] close(27) = -1 EBADF (Bad file descriptor) [pid 1060] close(28 [pid 301] <... restart_syscall resumed>) = 0 [pid 1060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] close(29) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1061] set_robust_list(0x555569336660, 24 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1061] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 199 [pid 1060] exit_group(0 [pid 301] umount2("./182", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1060] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1061] chdir("./197" [pid 1060] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./182", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1061] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 1062 attached [pid 1061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 188 [pid 301] <... openat resumed>) = 3 [pid 1062] set_robust_list(0x555569336660, 24 [pid 1061] <... prctl resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(3, "", [pid 1062] <... set_robust_list resumed>) = 0 [pid 1061] setpgid(0, 0 [pid 303] umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1062] chdir("./186" [pid 1061] <... setpgid resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1062] <... chdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] umount2("./182/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1062] <... prctl resumed>) = 0 [pid 1061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1062] setpgid(0, 0) = 0 [pid 301] newfstatat(AT_FDCWD, "./182/binderfs", [pid 1062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1061] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1062] <... openat resumed>) = 3 [pid 1061] write(3, "1000", 4 [pid 303] newfstatat(3, "", [pid 301] unlink("./182/binderfs" [pid 1061] <... write resumed>) = 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1061] close(3 [pid 1062] write(3, "1000", 4 [pid 1061] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 1062] <... write resumed>) = 4 [pid 1061] symlink("/dev/binderfs", "./binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1062] close(3 [pid 303] umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1062] <... close resumed>) = 0 [pid 1061] <... symlink resumed>) = 0 [pid 301] close(3 [pid 1062] symlink("/dev/binderfs", "./binderfs" [pid 1061] write(1, "executing program\n", 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 1062] <... symlink resumed>) = 0 [pid 1061] <... write resumed>) = 18 [pid 303] newfstatat(AT_FDCWD, "./188/binderfs", [pid 301] <... close resumed>) = 0 [pid 1062] write(1, "executing program\n", 18 [pid 301] rmdir("./182" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1062] <... write resumed>) = 18 [pid 1061] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] unlink("./188/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 1062] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] mkdir("./183", 0777 [pid 1062] <... openat resumed>) = 3 [pid 1061] <... openat resumed>) = 3 [pid 303] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1062] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1061] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] getdents64(3, [pid 1062] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1061] <... openat resumed>) = 4 [pid 303] close(3 [pid 1062] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... close resumed>) = 0 [pid 1061] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY./strace-static-x86_64: Process 1063 attached [pid 303] rmdir("./188" [pid 1062] <... openat resumed>) = 5 [pid 303] <... rmdir resumed>) = 0 [pid 1062] setns(201, 0 [pid 303] mkdir("./189", 0777 [pid 1061] <... openat resumed>) = 5 [pid 1062] <... setns resumed>) = 0 [pid 1062] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1061] setns(201, 0 [pid 303] <... mkdir resumed>) = 0 [pid 1063] set_robust_list(0x555569336660, 24 [pid 1062] <... socket resumed>) = 6 [pid 1061] <... setns resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1063] <... set_robust_list resumed>) = 0 [pid 1062] setns(5, 0 [pid 1061] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 185 [pid 1062] <... setns resumed>) = 0 [pid 1062] close(5) = 0 [pid 1062] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1064 attached [pid 1063] chdir("./183" [pid 1064] set_robust_list(0x555569336660, 24) = 0 [pid 1062] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1064] chdir("./189" [pid 1062] close(3) = 0 [pid 1064] <... chdir resumed>) = 0 [pid 1064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1062] close(4 [pid 1064] <... prctl resumed>) = 0 [pid 1062] <... close resumed>) = 0 [pid 1064] setpgid(0, 0 [pid 1062] close(5 [pid 1064] <... setpgid resumed>) = 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1062] close(6) = 0 [pid 1064] <... openat resumed>) = 3 [pid 1062] close(7) = -1 EBADF (Bad file descriptor) [pid 1064] write(3, "1000", 4 [pid 1062] close(8 [pid 1064] <... write resumed>) = 4 [pid 1063] <... chdir resumed>) = 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... socket resumed>) = 6 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 191 [pid 1064] close(3 [pid 1063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1062] close(9 [pid 1061] setns(5, 0 [pid 1064] <... close resumed>) = 0 [pid 1063] <... prctl resumed>) = 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] symlink("/dev/binderfs", "./binderfs" [pid 1062] close(10 [pid 1061] <... setns resumed>) = 0 executing program [pid 1064] <... symlink resumed>) = 0 [pid 1063] setpgid(0, 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(5 [pid 1062] close(11 [pid 1064] write(1, "executing program\n", 18 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... write resumed>) = 18 [pid 1063] <... setpgid resumed>) = 0 [pid 1062] close(12 [pid 1061] <... close resumed>) = 0 [pid 1064] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... openat resumed>) = 3 [pid 1063] <... openat resumed>) = 3 [pid 1062] close(13 [pid 1061] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1064] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1063] write(3, "1000", 4 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... openat resumed>) = 4 [pid 1062] close(14 [pid 1063] <... write resumed>) = 4 [pid 1063] close(3 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1063] <... close resumed>) = 0 [pid 1062] close(15 [pid 1061] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1064] <... openat resumed>) = 5 [pid 1063] symlink("/dev/binderfs", "./binderfs" [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(3 [pid 1062] close(16 [pid 1064] setns(201, 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... setns resumed>) = 0 [pid 1063] <... symlink resumed>) = 0 [pid 1062] close(17 executing program [pid 1063] write(1, "executing program\n", 18 [pid 1061] <... close resumed>) = 0 [pid 1063] <... write resumed>) = 18 [pid 1061] close(4 [pid 1064] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1063] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... socket resumed>) = 6 [pid 1062] close(18 [pid 1061] <... close resumed>) = 0 [pid 1064] setns(5, 0 [pid 1063] <... openat resumed>) = 3 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(5 [pid 1062] close(19) = -1 EBADF (Bad file descriptor) [pid 1062] close(20 [pid 1064] <... setns resumed>) = 0 [pid 1063] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1062] close(21 [pid 1064] close(5 [pid 1063] <... openat resumed>) = 4 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(6 [pid 1064] <... close resumed>) = 0 [pid 1063] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1062] close(22 [pid 1063] <... openat resumed>) = 5 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = 0 [pid 1064] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1063] setns(201, 0 [pid 1062] close(23 [pid 1061] close(7 [pid 1063] <... setns resumed>) = 0 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1063] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1062] close(24 [pid 1061] close(8 [pid 1064] close(3 [pid 1063] <... socket resumed>) = 6 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = 0 [pid 1062] close(25 [pid 1064] close(4 [pid 1061] close(9 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = 0 [pid 1063] setns(5, 0 [pid 1062] close(26 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1063] <... setns resumed>) = 0 [pid 1063] close(5) = 0 [pid 1064] close(5 [pid 1063] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(10 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1062] close(27 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(6 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(11 [pid 1062] close(28 [pid 1064] <... close resumed>) = 0 [pid 1063] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(7 [pid 1063] close(3 [pid 1062] close(29 [pid 1061] close(12 [pid 1062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(8 [pid 1063] <... close resumed>) = 0 [pid 1061] close(13 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1063] close(4 [pid 1062] exit_group(0 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(9 [pid 1063] <... close resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1062] <... exit_group resumed>) = ? [pid 1061] close(14 [pid 1064] close(10 [pid 1063] close(5 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1063] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1063] close(6) = 0 [pid 1063] close(7) = -1 EBADF (Bad file descriptor) [pid 1063] close(8) = -1 EBADF (Bad file descriptor) [pid 1063] close(9) = -1 EBADF (Bad file descriptor) [pid 1063] close(10) = -1 EBADF (Bad file descriptor) [pid 1063] close(11) = -1 EBADF (Bad file descriptor) [pid 1063] close(12) = -1 EBADF (Bad file descriptor) [pid 1063] close(13) = -1 EBADF (Bad file descriptor) [pid 1063] close(14) = -1 EBADF (Bad file descriptor) [pid 1063] close(15) = -1 EBADF (Bad file descriptor) [pid 1063] close(16) = -1 EBADF (Bad file descriptor) [pid 1063] close(17) = -1 EBADF (Bad file descriptor) [pid 1063] close(18) = -1 EBADF (Bad file descriptor) [pid 1063] close(19) = -1 EBADF (Bad file descriptor) [pid 1063] close(20) = -1 EBADF (Bad file descriptor) [pid 1063] close(21) = -1 EBADF (Bad file descriptor) [pid 1063] close(22) = -1 EBADF (Bad file descriptor) [pid 1063] close(23) = -1 EBADF (Bad file descriptor) [pid 1063] close(24) = -1 EBADF (Bad file descriptor) [pid 1063] close(25) = -1 EBADF (Bad file descriptor) [pid 1063] close(26) = -1 EBADF (Bad file descriptor) [pid 1063] close(27) = -1 EBADF (Bad file descriptor) [pid 1063] close(28) = -1 EBADF (Bad file descriptor) [pid 1063] close(29) = -1 EBADF (Bad file descriptor) [pid 1063] exit_group(0) = ? [pid 1062] +++ exited with 0 +++ [pid 1061] close(15 [pid 1064] close(11 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(16 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1064] close(12 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(17 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1064] close(13 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(18 [pid 1064] close(14) = -1 EBADF (Bad file descriptor) [pid 1063] +++ exited with 0 +++ [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(15 [pid 1061] close(19 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1064] close(16 [pid 1061] close(20) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(21 [pid 1064] close(17) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(18) = -1 EBADF (Bad file descriptor) [pid 1061] close(22 [pid 1064] close(19) = -1 EBADF (Bad file descriptor) [pid 1064] close(20 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1061] close(23) = -1 EBADF (Bad file descriptor) [pid 1061] close(24 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(21 [pid 1061] close(25 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(22 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(26 [pid 306] umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1064] close(23) = -1 EBADF (Bad file descriptor) [pid 1064] close(24 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(27 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1064] close(25 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(28 [pid 306] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1064] close(26 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1061] close(29 [pid 306] <... openat resumed>) = 3 [pid 1064] close(27 [pid 1061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1064] close(28 [pid 1061] exit_group(0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1061] <... exit_group resumed>) = ? [pid 1064] close(29) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1064] exit_group(0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1064] <... exit_group resumed>) = ? [pid 306] umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1064] +++ exited with 0 +++ [pid 1061] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] newfstatat(AT_FDCWD, "./186/binderfs", [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] unlink("./186/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./186") = 0 [pid 306] mkdir("./187", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1065 attached [pid 1065] set_robust_list(0x555569336660, 24) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 189 [pid 301] <... restart_syscall resumed>) = 0 [pid 1065] chdir("./187") = 0 [pid 1065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] umount2("./183", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1065] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1065] <... setpgid resumed>) = 0 [pid 1065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "./183", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1065] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 1065] write(3, "1000", 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1065] <... write resumed>) = 4 [pid 301] getdents64(3, [pid 1065] close(3executing program [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1065] <... close resumed>) = 0 [pid 301] umount2("./183/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1065] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./183/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1065] <... symlink resumed>) = 0 [pid 301] unlink("./183/binderfs" [pid 1065] write(1, "executing program\n", 18) = 18 [pid 301] <... unlink resumed>) = 0 [pid 1065] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1065] <... openat resumed>) = 3 [pid 301] close(3 [pid 1065] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./183" [pid 303] <... restart_syscall resumed>) = 0 [pid 1065] <... openat resumed>) = 4 [pid 303] umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 1065] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./184", 0777 [pid 303] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1065] <... openat resumed>) = 5 [pid 303] umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1065] setns(201, 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./189/binderfs", [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./189/binderfs"./strace-static-x86_64: Process 1066 attached [pid 1065] <... setns resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1066] set_robust_list(0x555569336660, 24 [pid 1065] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] getdents64(3, [pid 1066] <... set_robust_list resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1066] chdir("./184" [pid 1065] <... socket resumed>) = 6 [pid 303] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 186 [pid 1065] setns(5, 0 [pid 302] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1065] <... setns resumed>) = 0 [pid 1065] close(5 [pid 302] <... openat resumed>) = 3 [pid 1066] <... chdir resumed>) = 0 [pid 1065] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1065] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] rmdir("./189" [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1066] <... prctl resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1066] setpgid(0, 0 [pid 303] mkdir("./190", 0777 [pid 302] getdents64(3, [pid 1066] <... setpgid resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1065] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1066] <... openat resumed>) = 3 [pid 1065] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1065] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1066] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./197/binderfs", ./strace-static-x86_64: Process 1067 attached [pid 1065] close(4 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1066] <... write resumed>) = 4 [pid 1066] close(3) = 0 [pid 1066] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 192 [pid 1067] set_robust_list(0x555569336660, 24 [pid 1066] write(1, "executing program\n", 18 [pid 1065] <... close resumed>) = 0 [pid 302] unlink("./197/binderfs" [pid 1067] <... set_robust_list resumed>) = 0 [pid 1066] <... write resumed>) = 18 [pid 1065] close(5 [pid 1066] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... unlink resumed>) = 0 [pid 1067] chdir("./190" [pid 1066] <... openat resumed>) = 3 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1067] <... chdir resumed>) = 0 [pid 1066] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1065] close(6 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1066] <... openat resumed>) = 4 [pid 1065] <... close resumed>) = 0 [pid 1067] <... prctl resumed>) = 0 [pid 302] close(3 [pid 1066] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... close resumed>) = 0 [pid 1067] setpgid(0, 0 [pid 1065] close(7 [pid 1067] <... setpgid resumed>) = 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./197" [pid 1065] close(8 [pid 1067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1066] <... openat resumed>) = 5 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1066] setns(201, 0 [pid 1065] close(9 [pid 302] mkdir("./198", 0777 [pid 1066] <... setns resumed>) = 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1067] <... openat resumed>) = 3 [pid 1066] <... socket resumed>) = 6 [pid 1065] close(10 [pid 302] <... mkdir resumed>) = 0 [pid 1066] setns(5, 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] write(3, "1000", 4 [pid 1065] close(11 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1067] <... write resumed>) = 4 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(3 [pid 1066] <... setns resumed>) = 0 [pid 1066] close(5) = 0 [pid 1066] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1068 attached [pid 1065] close(12 [pid 1068] set_robust_list(0x555569336660, 24 [pid 1067] <... close resumed>) = 0 [pid 1066] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 200 [pid 1067] symlink("/dev/binderfs", "./binderfs" [pid 1065] close(13 [pid 1068] <... set_robust_list resumed>) = 0 [pid 1066] close(3 [pid 1068] chdir("./198" [pid 1067] <... symlink resumed>) = 0 [pid 1066] <... close resumed>) = 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... chdir resumed>) = 0 [pid 1066] close(4executing program [pid 1065] close(14 [pid 1068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1067] write(1, "executing program\n", 18 [pid 1066] <... close resumed>) = 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... prctl resumed>) = 0 [pid 1067] <... write resumed>) = 18 [pid 1066] close(5 [pid 1065] close(15 [pid 1068] setpgid(0, 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1065] close(16 [pid 1068] <... setpgid resumed>) = 0 [pid 1066] close(6 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1067] <... openat resumed>) = 3 [pid 1066] <... close resumed>) = 0 [pid 1065] close(17 [pid 1067] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... openat resumed>) = 3 [pid 1066] close(7 [pid 1065] close(18 [pid 1068] write(3, "1000", 4 [pid 1067] <... openat resumed>) = 4 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... write resumed>) = 4 [pid 1066] close(8 [pid 1068] close(3 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = 0 [pid 1066] close(9 [pid 1068] symlink("/dev/binderfs", "./binderfs" [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... symlink resumed>) = 0 [pid 1067] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1066] close(10 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] write(1, "executing program\n", 18 executing program [pid 1066] close(11 [pid 1068] <... write resumed>) = 18 [pid 1067] <... openat resumed>) = 5 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] close(19 [pid 1068] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1066] close(12 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] setns(201, 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] close(20 [pid 1067] <... setns resumed>) = 0 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... openat resumed>) = 3 [pid 1067] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1066] close(13 [pid 1065] close(21 [pid 1068] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... openat resumed>) = 4 [pid 1067] <... socket resumed>) = 6 [pid 1066] close(14 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] setns(5, 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] close(22 [pid 1068] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1067] <... setns resumed>) = 0 [pid 1066] close(15 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... openat resumed>) = 5 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] close(16) = -1 EBADF (Bad file descriptor) [pid 1068] setns(201, 0 [pid 1066] close(17 [pid 1068] <... setns resumed>) = 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1066] close(18 [pid 1068] <... socket resumed>) = 6 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] close(19) = -1 EBADF (Bad file descriptor) [pid 1068] setns(5, 0 [pid 1066] close(20 [pid 1068] <... setns resumed>) = 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(5 [pid 1067] close(5 [pid 1066] close(21 [pid 1065] close(23 [pid 1068] <... close resumed>) = 0 [pid 1067] <... close resumed>) = 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1067] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1066] close(22 [pid 1065] close(24 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1065] close(25 [pid 1067] close(3 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1067] <... close resumed>) = 0 [pid 1066] close(23 [pid 1065] close(26 [pid 1068] close(3 [pid 1067] close(4 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = 0 [pid 1067] <... close resumed>) = 0 [pid 1066] close(24 [pid 1065] close(27 [pid 1068] close(4 [pid 1067] close(5 [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = 0 [pid 1067] close(6 [pid 1065] close(28 [pid 1068] close(5 [pid 1067] <... close resumed>) = 0 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(6 [pid 1067] close(7 [pid 1066] close(25 [pid 1065] close(29 [pid 1068] <... close resumed>) = 0 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(7 [pid 1067] close(8 [pid 1066] close(26 [pid 1065] exit_group(0 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(8 [pid 1067] close(9 [pid 1066] close(27 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1065] <... exit_group resumed>) = ? [pid 1068] close(9 [pid 1067] close(10 [pid 1066] close(28 [pid 1065] +++ exited with 0 +++ [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] close(29 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1068] close(10 [pid 1067] close(11 [pid 1066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(11 [pid 1067] close(12 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] exit_group(0 [pid 1068] close(12 [pid 1067] close(13 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] <... exit_group resumed>) = ? [pid 1068] close(13 [pid 1067] close(14 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(14 [pid 1067] close(15 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(15 [pid 1067] close(16 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(16 [pid 1067] close(17 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(17 [pid 1067] close(18 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(18 [pid 1067] close(19 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(19 [pid 1067] close(20 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] close(20 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1066] +++ exited with 0 +++ [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(21 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1068] close(21 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(22 [pid 1068] close(22 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(23 [pid 1068] close(23 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(24 [pid 1068] close(24 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(25 [pid 1068] close(25 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(26 [pid 1068] close(26 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(27 [pid 1068] close(27 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(28 [pid 301] umount2("./184", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1068] close(28 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] close(29 [pid 1068] close(29 [pid 1067] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./184", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1067] exit_group(0 [pid 301] <... openat resumed>) = 3 [pid 1068] exit_group(0 [pid 1067] <... exit_group resumed>) = ? [pid 1067] +++ exited with 0 +++ [pid 301] newfstatat(3, "", [pid 1068] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1068] +++ exited with 0 +++ [pid 301] umount2("./184/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(AT_FDCWD, "./184/binderfs", [pid 303] umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./184/binderfs" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 303] newfstatat(3, "", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] close(3 [pid 303] getdents64(3, [pid 306] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./184" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... rmdir resumed>) = 0 [pid 306] umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./185", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(AT_FDCWD, "./190/binderfs", [pid 302] newfstatat(3, "", [pid 306] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] unlink("./190/binderfs" [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1069 attached [pid 306] umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 302] umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 187 [pid 1069] set_robust_list(0x555569336660, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./187/binderfs", [pid 303] close(3 [pid 302] newfstatat(AT_FDCWD, "./198/binderfs", [pid 1069] <... set_robust_list resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... close resumed>) = 0 [pid 1069] chdir("./185" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./187/binderfs" [pid 303] rmdir("./190" [pid 1069] <... chdir resumed>) = 0 [pid 1069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1069] setpgid(0, 0) = 0 [pid 1069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... rmdir resumed>) = 0 [pid 302] unlink("./198/binderfs" [pid 1069] <... openat resumed>) = 3 [pid 306] <... unlink resumed>) = 0 [pid 303] mkdir("./191", 0777 [pid 302] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 1069] write(3, "1000", 4) = 4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... mkdir resumed>) = 0 executing program [pid 302] getdents64(3, [pid 1069] close(3 [pid 306] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1069] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 302] close(3 [pid 306] rmdir("./187" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 302] rmdir("./198" [pid 1069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1069] write(1, "executing program\n", 18) = 18 [pid 306] mkdir("./188", 0777 [pid 302] mkdir("./199", 0777 [pid 1069] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... mkdir resumed>) = 0 [pid 1069] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 1069] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1069] <... openat resumed>) = 4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1070 attached [pid 1069] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1070] set_robust_list(0x555569336660, 24 [pid 1069] <... openat resumed>) = 5 [pid 1070] <... set_robust_list resumed>) = 0 [pid 1070] chdir("./191" [pid 1069] setns(201, 0 [pid 1070] <... chdir resumed>) = 0 [pid 1069] <... setns resumed>) = 0 ./strace-static-x86_64: Process 1071 attached [pid 1070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1069] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1070] <... prctl resumed>) = 0 [pid 1069] <... socket resumed>) = 6 [pid 1070] setpgid(0, 0) = 0 [pid 1069] setns(5, 0 [pid 1070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1069] <... setns resumed>) = 0 [pid 1069] close(5) = 0 [pid 1070] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1072 attached [pid 1071] set_robust_list(0x555569336660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 193 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 201 [pid 1071] <... set_robust_list resumed>) = 0 [pid 1070] write(3, "1000", 4 [pid 1069] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1072] set_robust_list(0x555569336660, 24 [pid 1071] chdir("./199" [pid 1070] <... write resumed>) = 4 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 190 [pid 1072] <... set_robust_list resumed>) = 0 [pid 1070] close(3 [pid 1071] <... chdir resumed>) = 0 [pid 1070] <... close resumed>) = 0 [pid 1071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1070] symlink("/dev/binderfs", "./binderfs" [pid 1072] chdir("./188" [pid 1071] <... prctl resumed>) = 0 [pid 1070] <... symlink resumed>) = 0 [pid 1069] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1071] setpgid(0, 0 [pid 1069] close(3 [pid 1072] <... chdir resumed>) = 0 executing program [pid 1070] write(1, "executing program\n", 18 [pid 1071] <... setpgid resumed>) = 0 [pid 1070] <... write resumed>) = 18 [pid 1069] <... close resumed>) = 0 [pid 1072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1070] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1072] <... prctl resumed>) = 0 [pid 1072] setpgid(0, 0 [pid 1070] <... openat resumed>) = 3 [pid 1069] close(4 [pid 1072] <... setpgid resumed>) = 0 [pid 1071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1070] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1071] <... openat resumed>) = 3 [pid 1069] <... close resumed>) = 0 [pid 1070] <... openat resumed>) = 4 [pid 1071] write(3, "1000", 4) = 4 [pid 1070] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1072] <... openat resumed>) = 3 [pid 1070] <... openat resumed>) = 5 [pid 1069] close(5 [pid 1071] close(3 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = 0 [pid 1070] setns(201, 0 [pid 1069] close(6 [pid 1072] write(3, "1000", 4 [pid 1071] symlink("/dev/binderfs", "./binderfs" [pid 1070] <... setns resumed>) = 0 [pid 1070] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1069] <... close resumed>) = 0 [pid 1071] <... symlink resumed>) = 0 [pid 1070] <... socket resumed>) = 6 [pid 1072] <... write resumed>) = 4 [pid 1069] close(7 [pid 1070] setns(5, 0) = 0 [pid 1070] close(5) = 0 [pid 1070] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1072] close(3 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1071] write(1, "executing program\n", 18 [pid 1072] <... close resumed>) = 0 [pid 1069] close(8 [pid 1071] <... write resumed>) = 18 [pid 1072] symlink("/dev/binderfs", "./binderfs" [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... symlink resumed>) = 0 [pid 1071] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1069] close(9executing program [pid 1072] write(1, "executing program\n", 18 [pid 1070] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... write resumed>) = 18 [pid 1069] close(10 [pid 1072] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(11 [pid 1072] <... openat resumed>) = 3 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1069] close(12 [pid 1072] <... openat resumed>) = 4 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(13) = -1 EBADF (Bad file descriptor) [pid 1069] close(14) = -1 EBADF (Bad file descriptor) [pid 1072] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1069] close(15 [pid 1071] <... openat resumed>) = 3 [pid 1070] close(3 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... openat resumed>) = 5 [pid 1071] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1069] close(16 [pid 1072] setns(201, 0 [pid 1070] <... close resumed>) = 0 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... setns resumed>) = 0 [pid 1070] close(4 [pid 1069] close(17 [pid 1072] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = 0 [pid 1069] close(18 [pid 1072] <... socket resumed>) = 6 [pid 1071] <... openat resumed>) = 4 [pid 1070] close(5 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] setns(5, 0 [pid 1069] close(19 [pid 1072] <... setns resumed>) = 0 [pid 1070] close(6 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(5 [pid 1071] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1070] <... close resumed>) = 0 [pid 1069] close(20 [pid 1072] <... close resumed>) = 0 [pid 1070] close(7 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(21 [pid 1071] <... openat resumed>) = 5 [pid 1070] close(8 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] setns(201, 0 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(22 [pid 1072] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1071] <... setns resumed>) = 0 [pid 1070] close(9 [pid 1071] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... socket resumed>) = 6 [pid 1070] close(10) = -1 EBADF (Bad file descriptor) [pid 1071] setns(5, 0 [pid 1070] close(11 [pid 1071] <... setns resumed>) = 0 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] close(12 [pid 1071] close(5 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = 0 [pid 1070] close(13) = -1 EBADF (Bad file descriptor) [pid 1071] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1070] close(14) = -1 EBADF (Bad file descriptor) [pid 1072] close(3 [pid 1070] close(15 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = 0 [pid 1071] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(23 [pid 1072] close(4 [pid 1071] close(3 [pid 1070] close(16 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = 0 [pid 1071] <... close resumed>) = 0 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(24 [pid 1072] close(5 [pid 1070] close(17 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(4 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(25 [pid 1072] close(6 [pid 1071] <... close resumed>) = 0 [pid 1070] close(18 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = 0 [pid 1071] close(5 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(26 [pid 1072] close(7 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] close(19 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(6 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(8 [pid 1071] <... close resumed>) = 0 [pid 1070] close(20 [pid 1069] close(27 [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(9 [pid 1071] close(7 [pid 1070] close(21 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(28 [pid 1071] close(8 [pid 1070] close(22 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(10 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] close(29 [pid 1072] close(11 [pid 1071] close(9 [pid 1070] close(23 [pid 1069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(12 [pid 1071] close(10 [pid 1070] close(24 [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1069] exit_group(0 [pid 1072] close(13 [pid 1071] close(11 [pid 1070] close(25 [pid 1069] <... exit_group resumed>) = ? [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(12) = -1 EBADF (Bad file descriptor) [pid 1070] close(26 [pid 1072] close(14 [pid 1071] close(13 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(15) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] close(27 [pid 1072] close(16 [pid 1071] close(14 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] close(28 [pid 1072] close(17 [pid 1071] close(15 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] close(29 [pid 1072] close(18 [pid 1071] close(16 [pid 1070] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1070] exit_group(0 [pid 1071] close(17) = -1 EBADF (Bad file descriptor) [pid 1071] close(18 [pid 1070] <... exit_group resumed>) = ? [pid 1072] close(19 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(20 [pid 1069] +++ exited with 0 +++ [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(21 [pid 1071] close(19 [pid 1070] +++ exited with 0 +++ [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(20 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1072] close(22 [pid 1071] close(21 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(23 [pid 1071] close(22 [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(24 [pid 1071] close(23 [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(24) = -1 EBADF (Bad file descriptor) [pid 1072] close(25 [pid 1071] close(25 [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] close(26 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(26 [pid 1072] close(27 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(27) = -1 EBADF (Bad file descriptor) [pid 1072] close(28) = -1 EBADF (Bad file descriptor) [pid 1071] close(28 [pid 1072] close(29 [pid 1071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1072] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1071] close(29) = -1 EBADF (Bad file descriptor) [pid 1072] exit_group(0 [pid 1071] exit_group(0 [pid 1072] <... exit_group resumed>) = ? [pid 1071] <... exit_group resumed>) = ? [pid 1072] +++ exited with 0 +++ [pid 1071] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./185", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./191", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./185", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./188/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./188/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./188") = 0 [pid 306] mkdir("./189", 0777) = 0 [pid 303] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1073 attached [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 303] umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./185/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./191/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./199/binderfs", [pid 301] newfstatat(AT_FDCWD, "./185/binderfs", [pid 1073] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 191 [pid 303] unlink("./191/binderfs" [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 1073] <... set_robust_list resumed>) = 0 [pid 1073] chdir("./189" [pid 303] <... unlink resumed>) = 0 [pid 302] unlink("./199/binderfs" [pid 301] unlink("./185/binderfs" [pid 1073] <... chdir resumed>) = 0 [pid 1073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 1073] <... prctl resumed>) = 0 [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 1073] setpgid(0, 0) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3, [pid 1073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 303] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 302] rmdir("./199" [pid 301] rmdir("./185" [pid 303] rmdir("./191" [pid 1073] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 1073] write(3, "1000", 4 [pid 303] <... rmdir resumed>) = 0 [pid 1073] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] mkdir("./186", 0777 [pid 303] mkdir("./192", 0777 [pid 1073] close(3 [pid 302] mkdir("./200", 0777 [pid 1073] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1073] symlink("/dev/binderfs", "./binderfs" [pid 303] <... mkdir resumed>) = 0 [pid 1073] <... symlink resumed>) = 0 executing program [pid 302] <... mkdir resumed>) = 0 [pid 303] 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 1073] write(1, "executing program\n", 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1073] <... write resumed>) = 18 [pid 1073] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1073] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR./strace-static-x86_64: Process 1074 attached ) = 4 [pid 1074] set_robust_list(0x555569336660, 24) = 0 [pid 1073] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY./strace-static-x86_64: Process 1075 attached ) = 5 [pid 1074] chdir("./192") = 0 [pid 1073] setns(201, 0 [pid 1074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1073] <... setns resumed>) = 0 [pid 1074] <... prctl resumed>) = 0 [pid 1074] setpgid(0, 0 [pid 1073] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM./strace-static-x86_64: Process 1076 attached ) = 6 [pid 1074] <... setpgid resumed>) = 0 [pid 1074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 188 [pid 1076] set_robust_list(0x555569336660, 24 [pid 1075] set_robust_list(0x555569336660, 24 [pid 1076] <... set_robust_list resumed>) = 0 [pid 1075] <... set_robust_list resumed>) = 0 [pid 1074] <... openat resumed>) = 3 [pid 1073] setns(5, 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 194 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 202 [pid 1076] chdir("./200" [pid 1074] write(3, "1000", 4 [pid 1073] <... setns resumed>) = 0 [pid 1076] <... chdir resumed>) = 0 [pid 1075] chdir("./186" [pid 1074] <... write resumed>) = 4 [pid 1073] close(5 [pid 1076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1075] <... chdir resumed>) = 0 [pid 1074] close(3 [pid 1073] <... close resumed>) = 0 [pid 1076] <... prctl resumed>) = 0 [pid 1075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1074] <... close resumed>) = 0 [pid 1073] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1076] setpgid(0, 0 [pid 1075] <... prctl resumed>) = 0 [pid 1076] <... setpgid resumed>) = 0 [pid 1076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1075] setpgid(0, 0 [pid 1074] symlink("/dev/binderfs", "./binderfs" [pid 1075] <... setpgid resumed>) = 0 [pid 1074] <... symlink resumed>) = 0 [pid 1073] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1073] close(3 executing program [pid 1075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1076] <... openat resumed>) = 3 [pid 1074] write(1, "executing program\n", 18 [pid 1073] <... close resumed>) = 0 [pid 1074] <... write resumed>) = 18 [pid 1074] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1073] close(4) = 0 [pid 1076] write(3, "1000", 4 [pid 1075] <... openat resumed>) = 3 [pid 1074] <... openat resumed>) = 3 [pid 1073] close(5 [pid 1076] <... write resumed>) = 4 [pid 1075] write(3, "1000", 4 [pid 1076] close(3 [pid 1075] <... write resumed>) = 4 [pid 1076] <... close resumed>) = 0 [pid 1075] close(3 [pid 1076] symlink("/dev/binderfs", "./binderfs" [pid 1075] <... close resumed>) = 0 [pid 1074] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] <... symlink resumed>) = 0 [pid 1075] symlink("/dev/binderfs", "./binderfs" [pid 1074] <... openat resumed>) = 4 [pid 1073] close(6executing program [pid 1076] write(1, "executing program\n", 18 [pid 1075] <... symlink resumed>) = 0 [pid 1074] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1073] <... close resumed>) = 0 [pid 1076] <... write resumed>) = 18 [pid 1075] write(1, "executing program\n", 18 [pid 1073] close(7 [pid 1076] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1074] <... openat resumed>) = 5 executing program [pid 1076] <... openat resumed>) = 3 [pid 1075] <... write resumed>) = 18 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1074] setns(201, 0 [pid 1076] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1074] <... setns resumed>) = 0 [pid 1073] close(8 [pid 1075] <... openat resumed>) = 3 [pid 1074] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] <... openat resumed>) = 4 [pid 1075] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1074] <... socket resumed>) = 6 [pid 1073] close(9 [pid 1074] setns(5, 0 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... setns resumed>) = 0 [pid 1073] close(10 [pid 1074] close(5 [pid 1075] <... openat resumed>) = 4 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = 0 [pid 1073] close(11) = -1 EBADF (Bad file descriptor) [pid 1074] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1073] close(12 [pid 1076] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1075] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1076] <... openat resumed>) = 5 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... openat resumed>) = 5 [pid 1076] setns(201, 0 [pid 1075] setns(201, 0 [pid 1076] <... setns resumed>) = 0 [pid 1075] <... setns resumed>) = 0 [pid 1076] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1075] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1074] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1073] close(13 [pid 1074] close(3 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = 0 [pid 1073] close(14) = -1 EBADF (Bad file descriptor) [pid 1074] close(4 [pid 1073] close(15 [pid 1074] <... close resumed>) = 0 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(16 [pid 1074] close(5 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(17 [pid 1074] close(6 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = 0 [pid 1073] close(18 [pid 1076] <... socket resumed>) = 6 [pid 1075] setns(5, 0 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] close(7 [pid 1073] close(19 [pid 1076] setns(5, 0 [pid 1075] <... setns resumed>) = 0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] <... setns resumed>) = 0 [pid 1075] close(5 [pid 1074] close(8 [pid 1073] close(20 [pid 1076] close(5 [pid 1075] <... close resumed>) = 0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1074] close(9 [pid 1073] close(21 [pid 1076] <... close resumed>) = 0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] close(10 [pid 1073] close(22 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] close(11 [pid 1073] close(23 [pid 1076] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1074] close(12 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(24 [pid 1075] close(3 [pid 1074] close(13 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1075] <... close resumed>) = 0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(25 [pid 1076] close(3 [pid 1075] close(4 [pid 1074] close(14 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = 0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(26 [pid 1076] <... close resumed>) = 0 [pid 1075] close(5 [pid 1074] close(15 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(4 [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(27 [pid 1074] close(16 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] close(28 [pid 1076] <... close resumed>) = 0 [pid 1075] close(6 [pid 1074] close(17 [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(5 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = 0 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] close(7 [pid 1076] close(6 [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] close(8 [pid 1074] close(18 [pid 1073] close(29 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] <... close resumed>) = 0 [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] close(19 [pid 1073] exit_group(0 [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1073] <... exit_group resumed>) = ? [pid 1076] close(7 [pid 1075] close(9 [pid 1074] close(20 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(8 [pid 1075] close(10 [pid 1074] close(21 [pid 1073] +++ exited with 0 +++ [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1076] close(9 [pid 1075] close(11 [pid 1074] close(22 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(10 [pid 1075] close(12 [pid 1074] close(23 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(11 [pid 1075] close(13 [pid 1074] close(24 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(12 [pid 1075] close(14 [pid 1074] close(25 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(13 [pid 1075] close(15 [pid 1074] close(26) = -1 EBADF (Bad file descriptor) [pid 1074] close(27) = -1 EBADF (Bad file descriptor) [pid 1074] close(28) = -1 EBADF (Bad file descriptor) [pid 1074] close(29) = -1 EBADF (Bad file descriptor) [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(14 [pid 1075] close(16 [pid 1074] exit_group(0 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(15 [pid 1075] close(17 [pid 1074] <... exit_group resumed>) = ? [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(16 [pid 1075] close(18 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(17 [pid 1075] close(19 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(18 [pid 1075] close(20 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(19 [pid 1075] close(21 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(20 [pid 1075] close(22 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(21 [pid 1075] close(23 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(22 [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1074] +++ exited with 0 +++ [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 306] umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1076] close(23 [pid 306] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] close(24 [pid 1076] close(24 [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] close(25 [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(25 [pid 1075] close(26 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1076] close(26 [pid 1075] close(27 [pid 306] <... openat resumed>) = 3 [pid 303] umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1076] close(27 [pid 1075] close(28 [pid 306] umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1076] close(28 [pid 1075] close(29 [pid 306] newfstatat(AT_FDCWD, "./189/binderfs", [pid 303] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./189/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./189") = 0 [pid 306] mkdir("./190", 0777) = 0 [pid 1076] close(29 [pid 303] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1075] exit_group(0 [pid 303] newfstatat(3, "", ./strace-static-x86_64: Process 1077 attached executing program [pid 1076] exit_group(0 [pid 1075] <... exit_group resumed>) = ? [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1076] <... exit_group resumed>) = ? [pid 303] getdents64(3, [pid 1077] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 192 [pid 1077] <... set_robust_list resumed>) = 0 [pid 1077] chdir("./190") = 0 [pid 1077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1077] setpgid(0, 0) = 0 [pid 1076] +++ exited with 0 +++ [pid 1077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1077] <... openat resumed>) = 3 [pid 303] newfstatat(AT_FDCWD, "./192/binderfs", [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1077] write(3, "1000", 4) = 4 [pid 1077] close(3) = 0 [pid 1077] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1077] write(1, "executing program\n", 18 [pid 1075] +++ exited with 0 +++ [pid 1077] <... write resumed>) = 18 [pid 303] <... 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=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1077] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] unlink("./192/binderfs" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... unlink resumed>) = 0 [pid 1077] <... openat resumed>) = 3 [pid 1077] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 303] getdents64(3, [pid 1077] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1077] <... openat resumed>) = 5 [pid 303] <... close resumed>) = 0 [pid 1077] setns(201, 0 [pid 303] rmdir("./192" [pid 1077] <... setns resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1077] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1077] setns(5, 0) = 0 [pid 1077] close(5) = 0 [pid 1077] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] mkdir("./193", 0777) = 0 [pid 1077] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1077] close(3) = 0 [pid 1077] close(4) = 0 [pid 1077] close(5) = -1 EBADF (Bad file descriptor) [pid 1077] close(6) = 0 [pid 1077] close(7) = -1 EBADF (Bad file descriptor) [pid 1077] close(8./strace-static-x86_64: Process 1078 attached [pid 1078] set_robust_list(0x555569336660, 24 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1077] close(9 [pid 1078] <... set_robust_list resumed>) = 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] chdir("./193" [pid 1077] close(10 [pid 1078] <... chdir resumed>) = 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1077] close(11 [pid 1078] <... prctl resumed>) = 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] setpgid(0, 0 [pid 1077] close(12) = -1 EBADF (Bad file descriptor) [pid 1078] <... setpgid resumed>) = 0 [pid 1077] close(13 [pid 1078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1077] close(14) = -1 EBADF (Bad file descriptor) [pid 1078] <... openat resumed>) = 3 [pid 1077] close(15) = -1 EBADF (Bad file descriptor) [pid 1077] close(16) = -1 EBADF (Bad file descriptor) [pid 1078] write(3, "1000", 4) = 4 [pid 1077] close(17 [pid 1078] close(3 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] <... close resumed>) = 0 [pid 1077] close(18) = -1 EBADF (Bad file descriptor) [pid 1078] symlink("/dev/binderfs", "./binderfs" [pid 1077] close(19 [pid 1078] <... symlink resumed>) = 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 195 [pid 1078] write(1, "executing program\n", 18executing program [pid 1077] close(20 [pid 302] <... restart_syscall resumed>) = 0 [pid 1078] <... write resumed>) = 18 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1078] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1077] close(21) = -1 EBADF (Bad file descriptor) [pid 1078] <... openat resumed>) = 3 [pid 1077] close(22) = -1 EBADF (Bad file descriptor) [pid 1078] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1077] close(23) = -1 EBADF (Bad file descriptor) [pid 1078] <... openat resumed>) = 4 [pid 1077] close(24) = -1 EBADF (Bad file descriptor) [pid 1077] close(25) = -1 EBADF (Bad file descriptor) [pid 1077] close(26 [pid 1078] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] <... openat resumed>) = 5 [pid 1077] close(27 [pid 302] umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./186", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1078] setns(201, 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./186", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1078] <... setns resumed>) = 0 [pid 1077] close(28 [pid 302] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1078] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1078] <... socket resumed>) = 6 [pid 1077] close(29 [pid 302] <... openat resumed>) = 3 [pid 1078] setns(5, 0 [pid 1077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 1078] <... setns resumed>) = 0 [pid 1077] exit_group(0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1078] close(5 [pid 1077] <... exit_group resumed>) = ? [pid 1078] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1077] +++ exited with 0 +++ [pid 302] umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./186/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1078] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, 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 302] newfstatat(AT_FDCWD, "./200/binderfs", [pid 301] newfstatat(AT_FDCWD, "./186/binderfs", [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 302] unlink("./200/binderfs" [pid 301] unlink("./186/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1078] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1078] close(3 [pid 306] umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 301] close(3 [pid 1078] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 1078] close(4 [pid 306] <... openat resumed>) = 3 [pid 302] close(3 [pid 301] rmdir("./186" [pid 1078] <... close resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1078] close(5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] rmdir("./200" [pid 1078] close(6 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1078] <... close resumed>) = 0 [pid 306] umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./187", 0777 [pid 1078] close(7 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./190/binderfs", [pid 302] mkdir("./201", 0777 [pid 1078] close(8 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1078] close(9 [pid 306] unlink("./190/binderfs" [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1078] close(10) = -1 EBADF (Bad file descriptor) [pid 1078] close(11 [pid 306] getdents64(3, [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1078] close(12 [pid 306] close(3 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1078] close(13) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./190" [pid 1078] close(14) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1078] close(15 [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 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./191", 0777 [pid 1078] close(16 [pid 306] <... mkdir resumed>) = 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1078] close(17) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1079 attached [pid 1078] close(18./strace-static-x86_64: Process 1080 attached ) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1081 attached [pid 1078] close(19 [pid 1079] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 203 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 189 [pid 1081] set_robust_list(0x555569336660, 24 [pid 1079] <... set_robust_list resumed>) = 0 [pid 1081] <... set_robust_list resumed>) = 0 [pid 1080] set_robust_list(0x555569336660, 24 [pid 1081] chdir("./187" [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 193 [pid 1080] <... set_robust_list resumed>) = 0 [pid 1079] chdir("./201" [pid 1078] close(20 [pid 1081] <... chdir resumed>) = 0 [pid 1080] chdir("./191" [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1080] <... chdir resumed>) = 0 [pid 1079] <... chdir resumed>) = 0 [pid 1078] close(21 [pid 1081] <... prctl resumed>) = 0 [pid 1080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] setpgid(0, 0 [pid 1080] <... prctl resumed>) = 0 [pid 1079] <... prctl resumed>) = 0 [pid 1078] close(22 [pid 1081] <... setpgid resumed>) = 0 [pid 1079] setpgid(0, 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1080] setpgid(0, 0 [pid 1079] <... setpgid resumed>) = 0 [pid 1078] close(23 [pid 1080] <... setpgid resumed>) = 0 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1078] close(24 [pid 1081] <... openat resumed>) = 3 [pid 1080] <... openat resumed>) = 3 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] write(3, "1000", 4 [pid 1078] close(25 [pid 1081] <... write resumed>) = 4 [pid 1080] write(3, "1000", 4 [pid 1079] <... openat resumed>) = 3 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] close(3 [pid 1080] <... write resumed>) = 4 [pid 1078] close(26 [pid 1080] close(3 [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] <... close resumed>) = 0 [pid 1078] close(27 [pid 1080] symlink("/dev/binderfs", "./binderfs" [pid 1078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] <... symlink resumed>) = 0 [pid 1078] close(28) = -1 EBADF (Bad file descriptor) [pid 1078] close(29) = -1 EBADF (Bad file descriptor) executing program [pid 1080] write(1, "executing program\n", 18 [pid 1078] exit_group(0 [pid 1080] <... write resumed>) = 18 [pid 1081] <... close resumed>) = 0 [pid 1080] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1079] write(3, "1000", 4 [pid 1078] <... exit_group resumed>) = ? [pid 1081] symlink("/dev/binderfs", "./binderfs"executing program [pid 1079] <... write resumed>) = 4 [pid 1081] <... symlink resumed>) = 0 [pid 1079] close(3 [pid 1081] write(1, "executing program\n", 18 [pid 1079] <... close resumed>) = 0 [pid 1081] <... write resumed>) = 18 [pid 1080] <... openat resumed>) = 3 [pid 1079] symlink("/dev/binderfs", "./binderfs" [pid 1078] +++ exited with 0 +++ [pid 1081] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1080] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1081] <... openat resumed>) = 3 [pid 1080] <... openat resumed>) = 4 [pid 1079] <... symlink resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1081] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1079] write(1, "executing program\n", 18 [pid 303] restart_syscall(<... resuming interrupted clone ...> executing program [pid 1080] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1081] <... openat resumed>) = 4 [pid 1080] <... openat resumed>) = 5 [pid 1079] <... write resumed>) = 18 [pid 1081] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1080] setns(201, 0) = 0 [pid 1080] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1079] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1080] <... socket resumed>) = 6 [pid 1081] <... openat resumed>) = 5 [pid 1080] setns(5, 0 [pid 1079] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1080] <... setns resumed>) = 0 [pid 1080] close(5 [pid 1079] <... openat resumed>) = 4 [pid 1081] setns(201, 0 [pid 1080] <... close resumed>) = 0 [pid 1080] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1081] <... setns resumed>) = 0 [pid 1079] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1081] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1080] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1080] close(3) = 0 [pid 1079] <... openat resumed>) = 5 [pid 1081] <... socket resumed>) = 6 [pid 1080] close(4 [pid 1081] setns(5, 0) = 0 [pid 1080] <... close resumed>) = 0 [pid 1079] setns(201, 0 [pid 1081] close(5 [pid 1080] close(5) = -1 EBADF (Bad file descriptor) [pid 1080] close(6) = 0 [pid 1079] <... setns resumed>) = 0 [pid 1081] <... close resumed>) = 0 [pid 1079] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1081] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1080] close(7) = -1 EBADF (Bad file descriptor) [pid 1079] <... socket resumed>) = 6 [pid 1080] close(8) = -1 EBADF (Bad file descriptor) [pid 1080] close(9) = -1 EBADF (Bad file descriptor) [pid 1080] close(10 [pid 1079] setns(5, 0 [pid 1080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... setns resumed>) = 0 [pid 1080] close(11 [pid 1079] close(5 [pid 1081] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] close(12 [pid 1079] <... close resumed>) = 0 [pid 1081] close(3 [pid 1080] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] close(13) = -1 EBADF (Bad file descriptor) [pid 1080] close(14) = -1 EBADF (Bad file descriptor) [pid 1080] close(15) = -1 EBADF (Bad file descriptor) [pid 1080] close(16) = -1 EBADF (Bad file descriptor) [pid 1080] close(17) = -1 EBADF (Bad file descriptor) [pid 1080] close(18) = -1 EBADF (Bad file descriptor) [pid 1080] close(19) = -1 EBADF (Bad file descriptor) [pid 1080] close(20) = -1 EBADF (Bad file descriptor) [pid 1080] close(21) = -1 EBADF (Bad file descriptor) [pid 1080] close(22) = -1 EBADF (Bad file descriptor) [pid 1080] close(23) = -1 EBADF (Bad file descriptor) [pid 1080] close(24) = -1 EBADF (Bad file descriptor) [pid 1080] close(25) = -1 EBADF (Bad file descriptor) [pid 1080] close(26) = -1 EBADF (Bad file descriptor) [pid 1080] close(27) = -1 EBADF (Bad file descriptor) [pid 1080] close(28) = -1 EBADF (Bad file descriptor) [pid 1080] close(29) = -1 EBADF (Bad file descriptor) [pid 1080] exit_group(0 [pid 1081] <... close resumed>) = 0 [pid 1080] <... exit_group resumed>) = ? [pid 1081] close(4 [pid 1079] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1081] <... close resumed>) = 0 [pid 1081] close(5 [pid 1079] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1080] +++ exited with 0 +++ [pid 1079] close(3 [pid 1081] close(6 [pid 1079] <... close resumed>) = 0 [pid 1081] <... close resumed>) = 0 [pid 1079] close(4 [pid 1081] close(7 [pid 1079] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... restart_syscall resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(5 [pid 1081] close(8 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./191", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1081] close(9 [pid 1079] close(6 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1081] close(10 [pid 1079] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(7 [pid 1081] close(11 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(8 [pid 1081] close(12 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(3, "", [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(9 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1081] close(13 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(10 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1081] close(14 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... openat resumed>) = 3 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(11 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1081] close(15 [pid 306] newfstatat(AT_FDCWD, "./191/binderfs", [pid 303] newfstatat(3, "", [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1081] close(16 [pid 1079] close(12 [pid 306] unlink("./191/binderfs" [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] getdents64(3, [pid 1081] close(17 [pid 1079] close(13 [pid 306] getdents64(3, [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1081] close(18 [pid 1079] close(14 [pid 306] close(3 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1081] close(19 [pid 1079] close(15) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1081] close(20 [pid 1079] close(16 [pid 306] rmdir("./191" [pid 303] newfstatat(AT_FDCWD, "./193/binderfs", [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1081] close(21 [pid 1079] close(17 [pid 306] mkdir("./192", 0777 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] unlink("./193/binderfs" [pid 1081] close(22 [pid 1079] close(18) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... unlink resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1082 attached [pid 1081] close(23 [pid 1079] close(19 [pid 303] getdents64(3, [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1081] close(24 [pid 1079] close(20 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 194 [pid 1082] set_robust_list(0x555569336660, 24 [pid 1079] close(21 [pid 1081] close(25 [pid 1082] <... set_robust_list resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1079] close(22 [pid 1081] close(26 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(23 [pid 1081] close(27 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] chdir("./192" [pid 1081] close(28 [pid 1079] close(24 [pid 303] rmdir("./193" [pid 1082] <... chdir resumed>) = 0 [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1081] close(29 [pid 303] <... rmdir resumed>) = 0 [pid 1082] <... prctl resumed>) = 0 [pid 1082] setpgid(0, 0executing program [pid 1081] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1079] close(25 [pid 303] mkdir("./194", 0777 [pid 1082] <... setpgid resumed>) = 0 [pid 1082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1081] exit_group(0 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1081] <... exit_group resumed>) = ? [pid 1079] close(26 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1082] <... openat resumed>) = 3 [pid 1082] write(3, "1000", 4) = 4 [pid 1082] close(3) = 0 [pid 1082] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1082] write(1, "executing program\n", 18) = 18 [pid 1081] +++ exited with 0 +++ [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1079] close(27 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1079] close(28 [pid 1082] <... openat resumed>) = 3 [pid 1082] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR./strace-static-x86_64: Process 1083 attached ) = 4 [pid 1083] set_robust_list(0x555569336660, 24 [pid 1082] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1083] <... set_robust_list resumed>) = 0 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 196 [pid 1083] chdir("./194" [pid 1082] <... openat resumed>) = 5 [pid 1079] close(29 [pid 1083] <... chdir resumed>) = 0 [pid 1079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1082] setns(201, 0 [pid 1083] setpgid(0, 0 [pid 1082] <... setns resumed>) = 0 [pid 1083] <... setpgid resumed>) = 0 [pid 1082] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1079] exit_group(0 [pid 1083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1079] <... exit_group resumed>) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 1083] <... openat resumed>) = 3 [pid 1082] <... socket resumed>) = 6 [pid 1082] setns(5, 0 [pid 1083] write(3, "1000", 4 [pid 1082] <... setns resumed>) = 0 [pid 1083] <... write resumed>) = 4 [pid 1082] close(5 [pid 1083] close(3 [pid 1082] <... close resumed>) = 0 [pid 301] umount2("./187", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1083] <... close resumed>) = 0 [pid 1082] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1083] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] openat(AT_FDCWD, "./187", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1083] write(1, "executing program\n", 18 [pid 1082] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1083] <... write resumed>) = 18 [pid 301] <... openat resumed>) = 3 executing program [pid 1083] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1082] close(3 [pid 301] newfstatat(3, "", [pid 1082] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1079] +++ exited with 0 +++ [pid 301] getdents64(3, [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1083] <... openat resumed>) = 3 [pid 1082] close(4 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1083] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1082] <... close resumed>) = 0 [pid 1083] <... openat resumed>) = 4 [pid 1082] close(5 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] close(6 [pid 301] umount2("./187/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1083] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1082] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1083] <... openat resumed>) = 5 [pid 1082] close(7 [pid 301] newfstatat(AT_FDCWD, "./187/binderfs", [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] close(8 [pid 1083] setns(201, 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1083] <... setns resumed>) = 0 [pid 1082] close(9 [pid 301] unlink("./187/binderfs" [pid 1083] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] <... socket resumed>) = 6 [pid 1082] close(10 [pid 301] <... unlink resumed>) = 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] setns(5, 0 [pid 1082] close(11 [pid 1083] <... setns resumed>) = 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(5 [pid 1082] close(12 [pid 1083] <... close resumed>) = 0 [pid 1083] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] close(13) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1082] close(14 [pid 301] close(3 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1083] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1082] close(15 [pid 301] rmdir("./187" [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(3 [pid 1082] close(16 [pid 1083] <... close resumed>) = 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1083] close(4 [pid 1082] close(17 [pid 1083] <... close resumed>) = 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./188", 0777 [pid 1083] close(5 [pid 1082] close(18) = -1 EBADF (Bad file descriptor) [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(6 [pid 1082] close(19 [pid 1083] <... close resumed>) = 0 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1083] close(7 [pid 1082] close(20 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(8 [pid 1082] close(21 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(9) = -1 EBADF (Bad file descriptor) [pid 1082] close(22 [pid 1083] close(10 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] close(23 [pid 1083] close(11) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(12 [pid 1082] close(24 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(13 [pid 1082] close(25 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(14 [pid 1082] close(26 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(15 [pid 1082] close(27 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(16 [pid 1082] close(28 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(17 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] close(29 [pid 1083] close(18 [pid 1082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] exit_group(0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1083] close(19) = -1 EBADF (Bad file descriptor) [pid 1083] close(20 [pid 1082] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1084 attached [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1082] +++ exited with 0 +++ [pid 1084] set_robust_list(0x555569336660, 24 [pid 1083] close(21 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1084] <... set_robust_list resumed>) = 0 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 190 [pid 1083] close(22 [pid 1084] chdir("./188" [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1084] <... chdir resumed>) = 0 [pid 1083] close(23) = -1 EBADF (Bad file descriptor) [pid 1083] close(24) = -1 EBADF (Bad file descriptor) [pid 1083] close(25) = -1 EBADF (Bad file descriptor) [pid 1083] close(26) = -1 EBADF (Bad file descriptor) [pid 1083] close(27) = -1 EBADF (Bad file descriptor) [pid 1083] close(28 [pid 1084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... restart_syscall resumed>) = 0 [pid 1084] <... prctl resumed>) = 0 [pid 1083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1083] close(29) = -1 EBADF (Bad file descriptor) [pid 1084] setpgid(0, 0 [pid 1083] exit_group(0 [pid 1084] <... setpgid resumed>) = 0 [pid 1083] <... exit_group resumed>) = ? [pid 1084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1083] +++ exited with 0 +++ [pid 302] umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1084] <... openat resumed>) = 3 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1084] write(3, "1000", 4) = 4 [pid 302] <... openat resumed>) = 3 [pid 1084] close(3) = 0 [pid 1084] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1084] write(1, "executing program\n", 18) = 18 [pid 1084] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1084] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] newfstatat(3, "", [pid 1084] <... openat resumed>) = 4 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1084] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] getdents64(3, [pid 1084] <... openat resumed>) = 5 [pid 1084] setns(201, 0) = 0 [pid 1084] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1084] <... socket resumed>) = 6 [pid 302] newfstatat(AT_FDCWD, "./201/binderfs", [pid 1084] setns(5, 0) = 0 [pid 1084] close(5) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1084] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] unlink("./201/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1084] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... close resumed>) = 0 [pid 1084] close(3 [pid 302] rmdir("./201" [pid 1084] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1084] close(4 [pid 302] mkdir("./202", 0777 [pid 1084] <... close resumed>) = 0 [pid 1084] close(5) = -1 EBADF (Bad file descriptor) [pid 1084] close(6 [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1084] <... close resumed>) = 0 [pid 1084] close(7) = -1 EBADF (Bad file descriptor) [pid 1084] close(8) = -1 EBADF (Bad file descriptor) [pid 1084] close(9) = -1 EBADF (Bad file descriptor) [pid 1084] close(10) = -1 EBADF (Bad file descriptor) [pid 1084] close(11) = -1 EBADF (Bad file descriptor) [pid 1084] close(12) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1084] close(13./strace-static-x86_64: Process 1085 attached ) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 204 [pid 1084] close(14) = -1 EBADF (Bad file descriptor) [pid 1085] set_robust_list(0x555569336660, 24 [pid 1084] close(15) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1084] close(16) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1084] close(17) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1084] close(18 [pid 306] <... openat resumed>) = 3 [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1084] close(19 [pid 306] newfstatat(3, "", [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1084] close(20) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1084] close(21) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1084] close(22) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1084] close(23) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1085] <... set_robust_list resumed>) = 0 [pid 1084] close(24 [pid 306] newfstatat(AT_FDCWD, "./192/binderfs", [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1085] chdir("./202" [pid 1084] close(25 [pid 1085] <... chdir resumed>) = 0 [pid 1085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./192/binderfs" [pid 1085] <... prctl resumed>) = 0 [pid 1084] close(26 [pid 306] <... unlink resumed>) = 0 [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] setpgid(0, 0 [pid 1084] close(27 [pid 306] getdents64(3, [pid 1085] <... setpgid resumed>) = 0 [pid 1084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1084] close(28) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1084] close(29) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1084] exit_group(0 [pid 306] rmdir("./192" [pid 1085] <... openat resumed>) = 3 [pid 1084] <... exit_group resumed>) = ? [pid 306] <... rmdir resumed>) = 0 [pid 1085] write(3, "1000", 4) = 4 [pid 1084] +++ exited with 0 +++ [pid 306] mkdir("./193", 0777 [pid 303] <... restart_syscall resumed>) = 0 [pid 1085] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1085] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1085] symlink("/dev/binderfs", "./binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1085] <... symlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 195 ./strace-static-x86_64: Process 1086 attached [pid 301] umount2("./188", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 1085] write(1, "executing program\n", 18 [pid 303] umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1085] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1086] set_robust_list(0x555569336660, 24 [pid 1085] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] openat(AT_FDCWD, "./188", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 303] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1085] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 303] <... openat resumed>) = 3 [pid 1085] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 1086] <... set_robust_list resumed>) = 0 [pid 303] getdents64(3, [pid 1086] chdir("./193" [pid 1085] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1086] <... chdir resumed>) = 0 [pid 301] umount2("./188/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1086] setpgid(0, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1086] <... setpgid resumed>) = 0 [pid 1085] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./188/binderfs", [pid 1086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] newfstatat(AT_FDCWD, "./194/binderfs", [pid 1086] <... openat resumed>) = 3 [pid 303] <... 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 303] unlink("./194/binderfs" [pid 301] unlink("./188/binderfs" [pid 1086] write(3, "1000", 4) = 4 [pid 303] <... unlink resumed>) = 0 [pid 1086] close(3 [pid 1085] <... openat resumed>) = 5 [pid 303] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 1086] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3, [pid 1085] setns(201, 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1086] symlink("/dev/binderfs", "./binderfs" [pid 303] close(3 [pid 301] close(3 [pid 1085] <... setns resumed>) = 0 [pid 1086] <... symlink resumed>) = 0 [pid 303] <... close resumed>) = 0 executing program [pid 301] <... close resumed>) = 0 [pid 1086] write(1, "executing program\n", 18 [pid 1085] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] rmdir("./194" [pid 301] rmdir("./188" [pid 1086] <... write resumed>) = 18 [pid 1086] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1086] <... openat resumed>) = 3 [pid 1086] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1085] <... socket resumed>) = 6 [pid 303] mkdir("./195", 0777 [pid 1085] setns(5, 0 [pid 301] mkdir("./189", 0777 [pid 1085] <... setns resumed>) = 0 [pid 1086] <... openat resumed>) = 4 [pid 1085] close(5 [pid 301] <... mkdir resumed>) = 0 [pid 1086] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... mkdir resumed>) = 0 [pid 1086] <... openat resumed>) = 5 [pid 1085] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1085] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1086] setns(201, 0) = 0 [pid 1086] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1086] setns(5, 0) = 0 [pid 1086] close(5) = 0 [pid 1086] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1086] close(3) = 0 [pid 1086] close(4) = 0 ./strace-static-x86_64: Process 1087 attached [pid 1086] close(5 [pid 1087] set_robust_list(0x555569336660, 24 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1086] close(6 [pid 1087] <... set_robust_list resumed>) = 0 [pid 1086] <... close resumed>) = 0 [pid 1087] chdir("./195" [pid 1086] close(7) = -1 EBADF (Bad file descriptor) [pid 1087] <... chdir resumed>) = 0 [pid 1086] close(8 [pid 1087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... prctl resumed>) = 0 [pid 1086] close(9 [pid 1087] setpgid(0, 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1086] close(10 [pid 1087] <... setpgid resumed>) = 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1086] close(11./strace-static-x86_64: Process 1088 attached ) = -1 EBADF (Bad file descriptor) [pid 1086] close(12 [pid 1085] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1088] set_robust_list(0x555569336660, 24 [pid 1085] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 197 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 191 [pid 1088] <... set_robust_list resumed>) = 0 [pid 1088] chdir("./189" [pid 1087] <... openat resumed>) = 3 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] write(3, "1000", 4 [pid 1086] close(13 [pid 1087] <... write resumed>) = 4 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = 0 [pid 1087] close(3 [pid 1086] close(14 [pid 1085] close(4 [pid 1088] <... chdir resumed>) = 0 [pid 1087] <... close resumed>) = 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1087] symlink("/dev/binderfs", "./binderfs" [pid 1086] close(15 [pid 1085] <... close resumed>) = 0 [pid 1088] <... prctl resumed>) = 0 [pid 1087] <... symlink resumed>) = 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1088] setpgid(0, 0 [pid 1086] close(16 [pid 1085] close(5 [pid 1088] <... setpgid resumed>) = 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] write(1, "executing program\n", 18 [pid 1086] close(17 [pid 1087] <... write resumed>) = 18 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1087] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1086] close(18 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] <... openat resumed>) = 3 [pid 1087] <... openat resumed>) = 3 [pid 1086] close(19 [pid 1085] close(6 [pid 1087] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] write(3, "1000", 4 [pid 1087] <... openat resumed>) = 4 [pid 1086] close(20 [pid 1085] <... close resumed>) = 0 [pid 1088] <... write resumed>) = 4 [pid 1088] close(3 [pid 1087] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] close(7 [pid 1088] <... close resumed>) = 0 [pid 1087] <... openat resumed>) = 5 [pid 1086] close(21 [pid 1088] symlink("/dev/binderfs", "./binderfs" [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] setns(201, 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... setns resumed>) = 0 [pid 1086] close(22 [pid 1085] close(8 [pid 1088] <... symlink resumed>) = 0 [pid 1087] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... socket resumed>) = 6 [pid 1086] close(23) = -1 EBADF (Bad file descriptor) [pid 1086] close(24 [pid 1087] setns(5, 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... setns resumed>) = 0 [pid 1086] close(25) = -1 EBADF (Bad file descriptor) [pid 1087] close(5 [pid 1086] close(26 [pid 1087] <... close resumed>) = 0 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1086] close(27) = -1 EBADF (Bad file descriptor) executing program [pid 1088] write(1, "executing program\n", 18 [pid 1085] close(9 [pid 1086] close(28 [pid 1088] <... write resumed>) = 18 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1086] close(29 [pid 1085] close(10 [pid 1086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] <... openat resumed>) = 3 [pid 1085] close(11 [pid 1088] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1086] exit_group(0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1086] <... exit_group resumed>) = ? [pid 1085] close(12 [pid 1088] <... openat resumed>) = 4 [pid 1087] close(3 [pid 1086] +++ exited with 0 +++ [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1087] <... close resumed>) = 0 [pid 1085] close(13 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1087] close(4 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1087] <... close resumed>) = 0 [pid 1087] close(5) = -1 EBADF (Bad file descriptor) [pid 1085] close(14 [pid 1087] close(6 [pid 1088] <... openat resumed>) = 5 [pid 1087] <... close resumed>) = 0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(7 [pid 1085] close(15 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] setns(201, 0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(8 [pid 1085] close(16 [pid 1088] <... setns resumed>) = 0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] close(17 [pid 1088] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1087] close(9 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(10) = -1 EBADF (Bad file descriptor) [pid 1087] close(11) = -1 EBADF (Bad file descriptor) [pid 1085] close(18 [pid 1087] close(12) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(13 [pid 1085] close(19 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(14) = -1 EBADF (Bad file descriptor) [pid 1087] close(15 [pid 1085] close(20 [pid 1088] <... socket resumed>) = 6 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] setns(5, 0 [pid 1085] close(21 [pid 1088] <... setns resumed>) = 0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(16 [pid 1085] close(22 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(17 [pid 1085] close(23 [pid 1088] close(5 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(18) = -1 EBADF (Bad file descriptor) [pid 1087] close(19 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] <... close resumed>) = 0 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(20 [pid 1085] close(24 [pid 1088] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(21 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] close(25 [pid 1087] close(22 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(23 [pid 1085] close(26 [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(24 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(25) = -1 EBADF (Bad file descriptor) [pid 1085] close(27 [pid 1087] close(26 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] close(3 [pid 1087] close(27 [pid 1085] close(28 [pid 1088] <... close resumed>) = 0 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] close(29 [pid 1088] close(4 [pid 1085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1087] close(28) = -1 EBADF (Bad file descriptor) [pid 1087] close(29) = -1 EBADF (Bad file descriptor) [pid 1088] <... close resumed>) = 0 [pid 1087] exit_group(0 [pid 1088] close(5 [pid 1087] <... exit_group resumed>) = ? [pid 1088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1085] exit_group(0 [pid 1088] close(6) = 0 [pid 1085] <... exit_group resumed>) = ? [pid 1087] +++ exited with 0 +++ [pid 1088] close(7) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1088] close(8) = -1 EBADF (Bad file descriptor) [pid 1088] close(9) = -1 EBADF (Bad file descriptor) [pid 1088] close(10) = -1 EBADF (Bad file descriptor) [pid 1088] close(11) = -1 EBADF (Bad file descriptor) [pid 1088] close(12) = -1 EBADF (Bad file descriptor) [pid 1088] close(13) = -1 EBADF (Bad file descriptor) [pid 1088] close(14) = -1 EBADF (Bad file descriptor) [pid 1088] close(15) = -1 EBADF (Bad file descriptor) [pid 1085] +++ exited with 0 +++ [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1088] close(16) = -1 EBADF (Bad file descriptor) [pid 1088] close(17) = -1 EBADF (Bad file descriptor) [pid 1088] close(18) = -1 EBADF (Bad file descriptor) [pid 1088] close(19) = -1 EBADF (Bad file descriptor) [pid 1088] close(20 [pid 306] <... restart_syscall resumed>) = 0 [pid 1088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1088] close(21 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1088] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1088] close(22) = -1 EBADF (Bad file descriptor) [pid 1088] close(23) = -1 EBADF (Bad file descriptor) [pid 1088] close(24) = -1 EBADF (Bad file descriptor) [pid 1088] close(25) = -1 EBADF (Bad file descriptor) [pid 1088] close(26) = -1 EBADF (Bad file descriptor) [pid 1088] close(27) = -1 EBADF (Bad file descriptor) [pid 1088] close(28) = -1 EBADF (Bad file descriptor) [pid 1088] close(29) = -1 EBADF (Bad file descriptor) [pid 1088] exit_group(0 [pid 306] umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1088] <... exit_group resumed>) = ? [pid 306] umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./193/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./193/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./193") = 0 [pid 1088] +++ exited with 0 +++ [pid 306] mkdir("./194", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1089 attached [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 196 [pid 1089] set_robust_list(0x555569336660, 24) = 0 [pid 1089] chdir("./194") = 0 [pid 1089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1089] setpgid(0, 0) = 0 [pid 1089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1089] write(3, "1000", 4) = 4 [pid 1089] close(3) = 0 [pid 1089] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1089] write(1, "executing program\n", 18) = 18 [pid 1089] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1089] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1089] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1089] setns(201, 0) = 0 [pid 1089] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1089] setns(5, 0) = 0 [pid 1089] close(5) = 0 [pid 1089] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1089] close(3) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1089] close(4) = 0 [pid 1089] close(5) = -1 EBADF (Bad file descriptor) [pid 1089] close(6) = 0 [pid 1089] close(7 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./189", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1089] close(8) = -1 EBADF (Bad file descriptor) [pid 1089] close(9) = -1 EBADF (Bad file descriptor) [pid 1089] close(10) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1089] close(11 [pid 303] umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./189", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] newfstatat(3, "", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1089] close(12) = -1 EBADF (Bad file descriptor) [pid 1089] close(13) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 1089] close(14 [pid 303] umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./189/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1089] close(15 [pid 303] newfstatat(AT_FDCWD, "./195/binderfs", [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1089] close(16 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./189/binderfs", [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./195/binderfs" [pid 302] newfstatat(AT_FDCWD, "./202/binderfs", [pid 1089] close(17 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1089] close(18) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./189/binderfs" [pid 1089] close(19) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./202/binderfs" [pid 1089] close(20 [pid 301] <... unlink resumed>) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1089] close(21 [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1089] close(22 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1089] close(23 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 1089] close(24 [pid 303] close(3 [pid 301] rmdir("./189" [pid 302] rmdir("./202" [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1089] close(25 [pid 303] rmdir("./195" [pid 301] <... rmdir resumed>) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1089] close(26 [pid 303] <... rmdir resumed>) = 0 [pid 1089] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1089] close(27) = -1 EBADF (Bad file descriptor) [pid 1089] close(28) = -1 EBADF (Bad file descriptor) [pid 1089] close(29) = -1 EBADF (Bad file descriptor) [pid 1089] exit_group(0) = ? [pid 303] mkdir("./196", 0777 [pid 302] mkdir("./203", 0777 [pid 301] mkdir("./190", 0777 [pid 1089] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1090 attached [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1090] set_robust_list(0x555569336660, 24 [pid 306] <... restart_syscall resumed>) = 0 [pid 1090] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 1091 attached [pid 1090] chdir("./190") = 0 ./strace-static-x86_64: Process 1092 attached [pid 1090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1092] set_robust_list(0x555569336660, 24 [pid 1090] <... prctl resumed>) = 0 [pid 1092] <... set_robust_list resumed>) = 0 [pid 1090] setpgid(0, 0 [pid 306] umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1092] chdir("./203" [pid 1091] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 192 [pid 1091] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 198 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 205 [pid 1092] <... chdir resumed>) = 0 [pid 1091] chdir("./196" [pid 1090] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1092] <... prctl resumed>) = 0 [pid 1090] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 1092] setpgid(0, 0 [pid 306] newfstatat(3, "", [pid 1092] <... setpgid resumed>) = 0 [pid 1090] write(3, "1000", 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1091] <... chdir resumed>) = 0 [pid 1090] <... write resumed>) = 4 [pid 306] getdents64(3, [pid 1091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1092] <... openat resumed>) = 3 [pid 1091] <... prctl resumed>) = 0 [pid 1090] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1092] write(3, "1000", 4 [pid 1091] setpgid(0, 0 [pid 1090] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1092] <... write resumed>) = 4 [pid 1091] <... setpgid resumed>) = 0 [pid 1090] symlink("/dev/binderfs", "./binderfs" [pid 1092] close(3 [pid 1090] <... symlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./194/binderfs", [pid 1092] <... close resumed>) = 0 [pid 1091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1092] symlink("/dev/binderfs", "./binderfs" [pid 1090] write(1, "executing program\n", 18 [pid 306] unlink("./194/binderfs"executing program [pid 1092] <... symlink resumed>) = 0 [pid 1091] <... openat resumed>) = 3 [pid 1090] <... write resumed>) = 18 executing program [pid 306] <... unlink resumed>) = 0 [pid 1092] write(1, "executing program\n", 18 [pid 1091] write(3, "1000", 4 [pid 1090] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] getdents64(3, [pid 1092] <... write resumed>) = 18 [pid 1091] <... write resumed>) = 4 [pid 1092] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1091] close(3 [pid 1090] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1092] <... openat resumed>) = 3 [pid 1091] <... close resumed>) = 0 [pid 1090] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] close(3 [pid 1092] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1091] symlink("/dev/binderfs", "./binderfs" [pid 306] <... close resumed>) = 0 [pid 1092] <... openat resumed>) = 4 [pid 1091] <... symlink resumed>) = 0 [pid 1090] <... openat resumed>) = 4 [pid 306] rmdir("./194" executing program [pid 1091] write(1, "executing program\n", 18 [pid 306] <... rmdir resumed>) = 0 [pid 1091] <... write resumed>) = 18 [pid 1092] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1090] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] mkdir("./195", 0777 [pid 1092] <... openat resumed>) = 5 [pid 1091] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1090] <... openat resumed>) = 5 [pid 306] <... mkdir resumed>) = 0 [pid 1092] setns(201, 0 [pid 1091] <... openat resumed>) = 3 [pid 1092] <... setns resumed>) = 0 [pid 1091] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1090] setns(201, 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1092] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1091] <... openat resumed>) = 4 [pid 1090] <... setns resumed>) = 0 ./strace-static-x86_64: Process 1093 attached [pid 1092] <... socket resumed>) = 6 [pid 1091] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1090] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1091] <... openat resumed>) = 5 [pid 1093] set_robust_list(0x555569336660, 24 [pid 1092] setns(5, 0 [pid 1091] setns(201, 0 [pid 1090] setns(5, 0 [pid 1093] <... set_robust_list resumed>) = 0 [pid 1092] <... setns resumed>) = 0 [pid 1091] <... setns resumed>) = 0 [pid 1090] <... setns resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 197 [pid 1092] close(5 [pid 1091] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1090] close(5 [pid 1092] <... close resumed>) = 0 [pid 1091] <... socket resumed>) = 6 [pid 1090] <... close resumed>) = 0 [pid 1092] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1090] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1093] chdir("./195" [pid 1091] setns(5, 0 [pid 1093] <... chdir resumed>) = 0 [pid 1091] <... setns resumed>) = 0 [pid 1093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1091] close(5 [pid 1093] <... prctl resumed>) = 0 [pid 1093] setpgid(0, 0 [pid 1092] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1091] <... close resumed>) = 0 [pid 1090] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1092] close(3) = 0 [pid 1091] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1093] <... setpgid resumed>) = 0 [pid 1090] close(3 [pid 1092] close(4 [pid 1090] <... close resumed>) = 0 [pid 1092] <... close resumed>) = 0 [pid 1090] close(4 [pid 1093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1092] close(5) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = 0 [pid 1092] close(6 [pid 1090] close(5 [pid 1092] <... close resumed>) = 0 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1092] close(7 [pid 1090] close(6 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = 0 [pid 1092] close(8) = -1 EBADF (Bad file descriptor) [pid 1090] close(7 [pid 1092] close(9 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(8 [pid 1092] close(10) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] <... openat resumed>) = 3 [pid 1092] close(11 [pid 1091] close(3 [pid 1090] close(9 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] close(12 [pid 1090] close(10 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] close(13 [pid 1090] close(11 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] close(14 [pid 1090] close(12 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] close(15 [pid 1090] close(13 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... close resumed>) = 0 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] write(3, "1000", 4 [pid 1092] close(16 [pid 1091] close(4 [pid 1090] close(14 [pid 1093] <... write resumed>) = 4 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] close(17 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(15 [pid 1093] close(3 [pid 1092] close(18 [pid 1091] <... close resumed>) = 0 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] <... close resumed>) = 0 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] close(5 [pid 1090] close(16 [pid 1093] symlink("/dev/binderfs", "./binderfs" [pid 1092] close(19 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] <... symlink resumed>) = 0 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(17 [pid 1092] close(20 [pid 1091] close(6 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(18 [pid 1093] write(1, "executing program\n", 18 [pid 1092] close(21 [pid 1091] <... close resumed>) = 0 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(19 [pid 1092] close(22 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1093] <... write resumed>) = 18 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] close(7 [pid 1090] close(20 [pid 1092] close(23 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(21 [pid 1092] close(24 [pid 1091] close(8 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] <... openat resumed>) = 3 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(22 [pid 1093] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1092] close(25 [pid 1091] close(9 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(23 [pid 1092] close(26 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(24 [pid 1092] close(27 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(25 [pid 1092] close(28 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(26 [pid 1092] close(29 [pid 1093] <... openat resumed>) = 4 [pid 1091] close(10 [pid 1092] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1092] exit_group(0 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(27 [pid 1092] <... exit_group resumed>) = ? [pid 1091] close(11 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] <... openat resumed>) = 5 [pid 1092] +++ exited with 0 +++ [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(28 [pid 1091] close(12 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] setns(201, 0 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] close(29 [pid 1093] <... setns resumed>) = 0 [pid 1091] close(13 [pid 1090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1093] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] close(14 [pid 1090] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1090] <... exit_group resumed>) = ? [pid 1093] <... socket resumed>) = 6 [pid 1091] close(15 [pid 1090] +++ exited with 0 +++ [pid 1093] setns(5, 0 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] close(16) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1091] close(17 [pid 1093] <... setns resumed>) = 0 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1093] close(5 [pid 1091] close(18) = -1 EBADF (Bad file descriptor) [pid 1093] <... close resumed>) = 0 [pid 1091] close(19) = -1 EBADF (Bad file descriptor) [pid 1091] close(20) = -1 EBADF (Bad file descriptor) [pid 1093] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1091] close(21) = -1 EBADF (Bad file descriptor) [pid 1091] close(22) = -1 EBADF (Bad file descriptor) [pid 1091] close(23) = -1 EBADF (Bad file descriptor) [pid 1091] close(24) = -1 EBADF (Bad file descriptor) [pid 1093] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1091] close(25) = -1 EBADF (Bad file descriptor) [pid 1091] close(26 [pid 1093] close(3 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] close(27) = -1 EBADF (Bad file descriptor) [pid 1093] <... close resumed>) = 0 [pid 1091] close(28) = -1 EBADF (Bad file descriptor) [pid 1093] close(4 [pid 1091] close(29 [pid 1093] <... close resumed>) = 0 [pid 1091] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] close(5 [pid 1091] exit_group(0 [pid 1093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1091] <... exit_group resumed>) = ? [pid 1093] close(6 [pid 1091] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1093] <... close resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1093] close(7) = -1 EBADF (Bad file descriptor) [pid 1093] close(8) = -1 EBADF (Bad file descriptor) [pid 1093] close(9) = -1 EBADF (Bad file descriptor) [pid 1093] close(10) = -1 EBADF (Bad file descriptor) [pid 1093] close(11) = -1 EBADF (Bad file descriptor) [pid 1093] close(12) = -1 EBADF (Bad file descriptor) [pid 1093] close(13 [pid 301] <... restart_syscall resumed>) = 0 [pid 1093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1093] close(14) = -1 EBADF (Bad file descriptor) [pid 1093] close(15) = -1 EBADF (Bad file descriptor) [pid 1093] close(16) = -1 EBADF (Bad file descriptor) [pid 1093] close(17) = -1 EBADF (Bad file descriptor) [pid 1093] close(18) = -1 EBADF (Bad file descriptor) [pid 1093] close(19) = -1 EBADF (Bad file descriptor) [pid 1093] close(20) = -1 EBADF (Bad file descriptor) [pid 1093] close(21) = -1 EBADF (Bad file descriptor) [pid 1093] close(22) = -1 EBADF (Bad file descriptor) [pid 1093] close(23) = -1 EBADF (Bad file descriptor) [pid 1093] close(24) = -1 EBADF (Bad file descriptor) [pid 1093] close(25) = -1 EBADF (Bad file descriptor) [pid 1093] close(26) = -1 EBADF (Bad file descriptor) [pid 1093] close(27) = -1 EBADF (Bad file descriptor) [pid 1093] close(28) = -1 EBADF (Bad file descriptor) [pid 1093] close(29) = -1 EBADF (Bad file descriptor) [pid 1093] exit_group(0) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] umount2("./190", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1093] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./190", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 303] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(3, "", [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 301] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./190/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./190/binderfs", [pid 303] newfstatat(AT_FDCWD, "./196/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, "./203/binderfs", [pid 301] unlink("./190/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./203/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 303] unlink("./196/binderfs" [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 303] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./190" [pid 303] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 302] close(3 [pid 303] <... close resumed>) = 0 [pid 301] mkdir("./191", 0777 [pid 303] rmdir("./196" [pid 302] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] rmdir("./203" [pid 303] mkdir("./197", 0777 [pid 302] <... rmdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... mkdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./204", 0777) = 0 [pid 306] umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./195/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./195/binderfs") = 0 [pid 306] getdents64(3, [pid 303] 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./strace-static-x86_64: Process 1094 attached [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1094] set_robust_list(0x555569336660, 24 [pid 306] close(3 [pid 1094] <... set_robust_list resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1094] chdir("./191" [pid 306] rmdir("./195"./strace-static-x86_64: Process 1095 attached ) = 0 [pid 1094] <... chdir resumed>) = 0 [pid 1094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] mkdir("./196", 0777 [pid 1094] <... prctl resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1094] setpgid(0, 0./strace-static-x86_64: Process 1096 attached ) = 0 [pid 1096] set_robust_list(0x555569336660, 24 [pid 1094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 206 [pid 1096] <... set_robust_list resumed>) = 0 [pid 1095] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 193 ./strace-static-x86_64: Process 1097 attached [pid 1096] chdir("./204" [pid 1094] <... openat resumed>) = 3 [pid 1095] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 199 [pid 1096] <... chdir resumed>) = 0 [pid 1095] chdir("./197" [pid 1094] write(3, "1000", 4 [pid 1096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1096] setpgid(0, 0 [pid 1094] <... write resumed>) = 4 [pid 1097] set_robust_list(0x555569336660, 24 [pid 1096] <... setpgid resumed>) = 0 [pid 1095] <... chdir resumed>) = 0 [pid 1094] close(3 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 198 [pid 1097] <... set_robust_list resumed>) = 0 [pid 1096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1094] <... close resumed>) = 0 [pid 1095] <... prctl resumed>) = 0 [pid 1097] chdir("./196" [pid 1096] <... openat resumed>) = 3 [pid 1095] setpgid(0, 0 [pid 1094] symlink("/dev/binderfs", "./binderfs" [pid 1097] <... chdir resumed>) = 0 [pid 1095] <... setpgid resumed>) = 0 [pid 1097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1096] write(3, "1000", 4 [pid 1094] <... symlink resumed>) = 0 [pid 1097] <... prctl resumed>) = 0 [pid 1096] <... write resumed>) = 4 executing program [pid 1095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1097] setpgid(0, 0 [pid 1096] close(3 [pid 1094] write(1, "executing program\n", 18 [pid 1097] <... setpgid resumed>) = 0 [pid 1096] <... close resumed>) = 0 [pid 1095] <... openat resumed>) = 3 [pid 1096] symlink("/dev/binderfs", "./binderfs" [pid 1094] <... write resumed>) = 18 [pid 1097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1096] <... symlink resumed>) = 0 [pid 1095] write(3, "1000", 4 [pid 1094] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1095] <... write resumed>) = 4 [pid 1097] <... openat resumed>) = 3 [pid 1095] close(3 executing program [pid 1096] write(1, "executing program\n", 18 [pid 1094] <... openat resumed>) = 3 [pid 1096] <... write resumed>) = 18 [pid 1094] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1096] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1094] <... openat resumed>) = 4 [pid 1096] <... openat resumed>) = 3 [pid 1096] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1094] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1097] write(3, "1000", 4 [pid 1095] <... close resumed>) = 0 [pid 1097] <... write resumed>) = 4 [pid 1097] close(3 [pid 1096] <... openat resumed>) = 4 [pid 1095] symlink("/dev/binderfs", "./binderfs" [pid 1094] <... openat resumed>) = 5 [pid 1097] <... close resumed>) = 0 [pid 1097] symlink("/dev/binderfs", "./binderfs" [pid 1096] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1095] <... symlink resumed>) = 0 [pid 1094] setns(201, 0 [pid 1097] <... symlink resumed>) = 0 [pid 1096] <... openat resumed>) = 5 [pid 1095] write(1, "executing program\n", 18 [pid 1094] <... setns resumed>) = 0 [pid 1097] write(1, "executing program\n", 18 [pid 1094] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program executing program [pid 1097] <... write resumed>) = 18 [pid 1096] setns(201, 0 [pid 1095] <... write resumed>) = 18 [pid 1094] <... socket resumed>) = 6 [pid 1097] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1096] <... setns resumed>) = 0 [pid 1096] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1095] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1094] setns(5, 0 [pid 1097] <... openat resumed>) = 3 [pid 1096] <... socket resumed>) = 6 [pid 1095] <... openat resumed>) = 3 [pid 1094] <... setns resumed>) = 0 [pid 1096] setns(5, 0 [pid 1097] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1095] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1094] close(5 [pid 1096] <... setns resumed>) = 0 [pid 1095] <... openat resumed>) = 4 [pid 1094] <... close resumed>) = 0 [pid 1096] close(5 [pid 1095] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1094] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1096] <... close resumed>) = 0 [pid 1097] <... openat resumed>) = 4 [pid 1096] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1095] <... openat resumed>) = 5 [pid 1097] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1095] setns(201, 0 [pid 1097] <... openat resumed>) = 5 [pid 1095] <... setns resumed>) = 0 [pid 1097] setns(201, 0 [pid 1095] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1094] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1096] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1094] close(3 [pid 1095] <... socket resumed>) = 6 [pid 1096] close(3 [pid 1097] <... setns resumed>) = 0 [pid 1095] setns(5, 0 [pid 1097] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1096] <... close resumed>) = 0 [pid 1095] <... setns resumed>) = 0 [pid 1094] <... close resumed>) = 0 [pid 1095] close(5 [pid 1097] <... socket resumed>) = 6 [pid 1097] setns(5, 0 [pid 1096] close(4 [pid 1095] <... close resumed>) = 0 [pid 1094] close(4 [pid 1097] <... setns resumed>) = 0 [pid 1096] <... close resumed>) = 0 [pid 1095] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1094] <... close resumed>) = 0 [pid 1096] close(5 [pid 1094] close(5 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(6 [pid 1094] close(6 [pid 1097] close(5) = 0 [pid 1096] <... close resumed>) = 0 [pid 1095] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1094] <... close resumed>) = 0 [pid 1097] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1096] close(7 [pid 1094] close(7 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(8) = -1 EBADF (Bad file descriptor) [pid 1094] close(8 [pid 1096] close(9 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(9 [pid 1096] close(10) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(11 [pid 1094] close(10 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(12 [pid 1094] close(11 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(13 [pid 1094] close(12 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(14 [pid 1094] close(13 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(15 [pid 1094] close(14 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(16 [pid 1094] close(15 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(17 [pid 1094] close(16 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(18) = -1 EBADF (Bad file descriptor) [pid 1094] close(17 [pid 1096] close(19 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(20 [pid 1095] close(3 [pid 1094] close(18 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(21 [pid 1094] close(19 [pid 1095] <... close resumed>) = 0 [pid 1095] close(4 [pid 1097] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1097] close(3 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = 0 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = 0 [pid 1096] close(22 [pid 1094] close(20 [pid 1095] close(5 [pid 1097] close(4 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = 0 [pid 1096] close(23 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(21 [pid 1097] close(5 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(6 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(24 [pid 1094] close(22 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = 0 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(25 [pid 1094] close(23 [pid 1097] close(6 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(7 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = 0 [pid 1096] close(26 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(24 [pid 1097] close(7 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(8 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(27 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(25 [pid 1097] close(8 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(9 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(28 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(26 [pid 1097] close(9 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(10 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] close(29 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(27 [pid 1097] close(10 [pid 1096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(11 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] exit_group(0 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] close(28 [pid 1097] close(11 [pid 1095] close(12 [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1096] <... exit_group resumed>) = ? [pid 1094] close(29 [pid 1097] close(12 [pid 1096] +++ exited with 0 +++ [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(13 [pid 1094] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1097] close(13 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1094] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1097] close(14 [pid 1095] close(14 [pid 1094] +++ exited with 0 +++ [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(15 [pid 1095] close(15 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1097] close(16 [pid 1095] close(16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(17) = -1 EBADF (Bad file descriptor) [pid 1095] close(17 [pid 1097] close(18 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(18 [pid 1097] close(19 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(19 [pid 1097] close(20) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(21 [pid 1095] close(20 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(22 [pid 1095] close(21 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(23 [pid 1095] close(22 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(24 [pid 1095] close(23 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(25 [pid 1095] close(24 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(26) = -1 EBADF (Bad file descriptor) [pid 1095] close(25 [pid 1097] close(27 [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] close(26 [pid 1097] close(28) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] close(29 [pid 1095] close(27 [pid 1097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1097] exit_group(0 [pid 1095] close(28) = -1 EBADF (Bad file descriptor) [pid 1095] close(29) = -1 EBADF (Bad file descriptor) [pid 1095] exit_group(0 [pid 1097] <... exit_group resumed>) = ? [pid 1097] +++ exited with 0 +++ [pid 1095] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1095] +++ exited with 0 +++ [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./191", 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, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./191", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./191/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(3, "", [pid 302] newfstatat(AT_FDCWD, "./204/binderfs", [pid 301] newfstatat(AT_FDCWD, "./191/binderfs", [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 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 306] getdents64(3, [pid 302] unlink("./204/binderfs" [pid 301] unlink("./191/binderfs" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 306] umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] rmdir("./204" [pid 301] rmdir("./191" [pid 306] newfstatat(AT_FDCWD, "./196/binderfs", [pid 302] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./205", 0777 [pid 306] unlink("./196/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] mkdir("./192", 0777 [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 301] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [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./strace-static-x86_64: Process 1098 attached ./strace-static-x86_64: Process 1099 attached [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./196" [pid 1098] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 207 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./197", 0777 [pid 1098] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 194 [pid 306] <... mkdir resumed>) = 0 [pid 1098] chdir("./205" [pid 1099] set_robust_list(0x555569336660, 24 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1099] <... set_robust_list resumed>) = 0 [pid 1098] <... chdir resumed>) = 0 [pid 1099] chdir("./192"./strace-static-x86_64: Process 1100 attached ) = 0 [pid 1098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1100] set_robust_list(0x555569336660, 24) = 0 [pid 1100] chdir("./197" [pid 1099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1098] setpgid(0, 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 199 [pid 1099] <... prctl resumed>) = 0 [pid 1098] <... setpgid resumed>) = 0 [pid 1100] <... chdir resumed>) = 0 [pid 1099] setpgid(0, 0 [pid 1100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1099] <... setpgid resumed>) = 0 [pid 1098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1100] setpgid(0, 0 [pid 1099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1100] <... setpgid resumed>) = 0 [pid 1100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1098] <... openat resumed>) = 3 [pid 1099] <... openat resumed>) = 3 [pid 1100] <... openat resumed>) = 3 [pid 1100] write(3, "1000", 4 [pid 1099] write(3, "1000", 4 [pid 1098] write(3, "1000", 4 [pid 1099] <... write resumed>) = 4 [pid 1098] <... write resumed>) = 4 [pid 1100] <... write resumed>) = 4 [pid 1099] close(3 [pid 1098] close(3 [pid 1100] close(3) = 0 [pid 1099] <... close resumed>) = 0 [pid 1098] <... close resumed>) = 0 [pid 1100] symlink("/dev/binderfs", "./binderfs"executing program [pid 1099] symlink("/dev/binderfs", "./binderfs" [pid 1098] symlink("/dev/binderfs", "./binderfs" [pid 1100] <... symlink resumed>) = 0 [pid 303] umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1100] write(1, "executing program\n", 18 [pid 1099] <... symlink resumed>) = 0 [pid 1098] <... symlink resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program executing program [pid 1100] <... write resumed>) = 18 [pid 303] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1100] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1099] write(1, "executing program\n", 18 [pid 1098] write(1, "executing program\n", 18 [pid 303] <... openat resumed>) = 3 [pid 1100] <... openat resumed>) = 3 [pid 1099] <... write resumed>) = 18 [pid 1098] <... write resumed>) = 18 [pid 303] newfstatat(3, "", [pid 1099] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1098] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1100] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1098] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 1100] <... openat resumed>) = 4 [pid 1099] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1100] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1099] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1098] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1100] <... openat resumed>) = 5 [pid 1099] <... openat resumed>) = 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1098] <... openat resumed>) = 4 [pid 303] newfstatat(AT_FDCWD, "./197/binderfs", [pid 1100] setns(201, 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1100] <... setns resumed>) = 0 [pid 1099] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1098] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] unlink("./197/binderfs" [pid 1100] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1099] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 1100] <... socket resumed>) = 6 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1100] setns(5, 0 [pid 303] close(3 [pid 1100] <... setns resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 1100] close(5) = 0 [pid 303] rmdir("./197" [pid 1100] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1099] setns(201, 0 [pid 1098] <... openat resumed>) = 5 [pid 303] <... rmdir resumed>) = 0 [pid 1099] <... setns resumed>) = 0 [pid 1098] setns(201, 0 [pid 1099] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1098] <... setns resumed>) = 0 [pid 1100] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1099] <... socket resumed>) = 6 [pid 1098] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] mkdir("./198", 0777 [pid 1099] setns(5, 0 [pid 1098] <... socket resumed>) = 6 [pid 1100] close(3 [pid 1099] <... setns resumed>) = 0 [pid 1098] setns(5, 0 [pid 303] <... mkdir resumed>) = 0 [pid 1100] <... close resumed>) = 0 [pid 1099] close(5 [pid 1098] <... setns resumed>) = 0 [pid 1100] close(4 [pid 1099] <... close resumed>) = 0 [pid 1098] close(5 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1099] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1098] <... close resumed>) = 0 [pid 1100] <... close resumed>) = 0 [pid 1098] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1101 attached [pid 1100] close(5) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 200 [pid 1101] set_robust_list(0x555569336660, 24 [pid 1100] close(6 [pid 1101] <... set_robust_list resumed>) = 0 [pid 1101] chdir("./198" [pid 1100] <... close resumed>) = 0 [pid 1099] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1098] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1101] <... chdir resumed>) = 0 [pid 1100] close(7 [pid 1101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... prctl resumed>) = 0 [pid 1100] close(8 [pid 1101] setpgid(0, 0 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1100] close(9 [pid 1099] close(3 [pid 1098] close(3 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = 0 [pid 1099] <... close resumed>) = 0 [pid 1098] close(4 [pid 1099] close(4 [pid 1098] <... close resumed>) = 0 [pid 1101] <... setpgid resumed>) = 0 [pid 1100] close(10 [pid 1098] close(5 [pid 1101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = 0 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... openat resumed>) = 3 [pid 1100] close(11) = -1 EBADF (Bad file descriptor) [pid 1099] close(5 [pid 1098] close(6 [pid 1100] close(12 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] write(3, "1000", 4 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(6 [pid 1098] <... close resumed>) = 0 [pid 1101] <... write resumed>) = 4 [pid 1100] close(13 [pid 1098] close(7 [pid 1101] close(3 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = 0 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... close resumed>) = 0 [pid 1100] close(14 [pid 1099] close(7 [pid 1098] close(8 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] symlink("/dev/binderfs", "./binderfs" [pid 1100] close(15 [pid 1098] close(9 [pid 1101] <... symlink resumed>) = 0 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(8 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1100] close(16 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] close(10 [pid 1101] write(1, "executing program\n", 18executing program [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(9 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... write resumed>) = 18 [pid 1100] close(17 [pid 1098] close(11 [pid 1101] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... openat resumed>) = 3 [pid 1100] close(18 [pid 1099] close(10 [pid 1098] close(12 [pid 1101] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... openat resumed>) = 4 [pid 1100] close(19 [pid 1099] close(11 [pid 1098] close(13 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(12 [pid 1098] close(14 [pid 1101] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... openat resumed>) = 5 [pid 1100] close(20 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(13 [pid 1098] close(15 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(14 [pid 1098] close(16 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(15 [pid 1098] close(17 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(16 [pid 1098] close(18 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(17 [pid 1098] close(19 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] setns(201, 0 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(18 [pid 1098] close(20 [pid 1101] <... setns resumed>) = 0 [pid 1100] close(21 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(19 [pid 1098] close(21 [pid 1101] <... socket resumed>) = 6 [pid 1100] close(22 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] setns(5, 0 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... setns resumed>) = 0 [pid 1100] close(23 [pid 1101] close(5 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... close resumed>) = 0 [pid 1100] close(24 [pid 1101] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(20 [pid 1098] close(22 [pid 1101] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1100] close(25 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(3 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(21 [pid 1098] close(23 [pid 1101] <... close resumed>) = 0 [pid 1100] close(26 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(4 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(22 [pid 1098] close(24 [pid 1101] <... close resumed>) = 0 [pid 1100] close(27 [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(5 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(23 [pid 1098] close(25 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1100] close(28 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(6 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(24 [pid 1098] close(26 [pid 1101] <... close resumed>) = 0 [pid 1100] close(29 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(7 [pid 1100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] close(25 [pid 1098] close(27 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1100] exit_group(0 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(8 [pid 1100] <... exit_group resumed>) = ? [pid 1099] close(26 [pid 1098] close(28 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1100] +++ exited with 0 +++ [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(9 [pid 1098] close(29 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1099] close(27 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(10 [pid 1099] close(28 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(11 [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1098] exit_group(0 [pid 1101] close(12 [pid 1099] close(29 [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(13 [pid 1098] <... exit_group resumed>) = ? [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(14) = -1 EBADF (Bad file descriptor) [pid 1101] close(15) = -1 EBADF (Bad file descriptor) [pid 1101] close(16) = -1 EBADF (Bad file descriptor) [pid 1101] close(17) = -1 EBADF (Bad file descriptor) [pid 1101] close(18) = -1 EBADF (Bad file descriptor) [pid 1101] close(19) = -1 EBADF (Bad file descriptor) [pid 1101] close(20) = -1 EBADF (Bad file descriptor) [pid 1101] close(21) = -1 EBADF (Bad file descriptor) [pid 1101] close(22) = -1 EBADF (Bad file descriptor) [pid 1101] close(23) = -1 EBADF (Bad file descriptor) [pid 1101] close(24 [pid 1098] +++ exited with 0 +++ [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1099] exit_group(0 [pid 1101] close(25 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(26) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1101] close(27 [pid 1099] <... exit_group resumed>) = ? [pid 1101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1101] close(28) = -1 EBADF (Bad file descriptor) [pid 1101] close(29) = -1 EBADF (Bad file descriptor) [pid 1101] exit_group(0) = ? [pid 1099] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1101] +++ exited with 0 +++ [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 303] umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./192", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./192", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(3, "", [pid 301] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(3, "", [pid 302] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 306] umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] newfstatat(AT_FDCWD, "./198/binderfs", [pid 301] umount2("./192/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./198/binderfs" [pid 301] newfstatat(AT_FDCWD, "./192/binderfs", [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... unlink resumed>) = 0 [pid 302] umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./192/binderfs" [pid 306] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(3, "", [pid 303] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./205/binderfs", [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 303] close(3 [pid 302] unlink("./205/binderfs" [pid 301] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] rmdir("./198" [pid 302] getdents64(3, [pid 301] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] newfstatat(AT_FDCWD, "./197/binderfs", [pid 303] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 301] rmdir("./192" [pid 306] unlink("./197/binderfs" [pid 303] mkdir("./199", 0777 [pid 302] rmdir("./205" [pid 306] <... unlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./206", 0777 [pid 306] getdents64(3, [pid 302] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 306] rmdir("./197" [pid 303] <... mkdir resumed>) = 0 [pid 301] mkdir("./193", 0777./strace-static-x86_64: Process 1102 attached [pid 306] <... rmdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 1102] set_robust_list(0x555569336660, 24 [pid 306] mkdir("./198", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1103 attached [pid 1102] <... set_robust_list resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 208 ./strace-static-x86_64: Process 1104 attached [pid 1103] set_robust_list(0x555569336660, 24 [pid 1102] chdir("./206" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1104] set_robust_list(0x555569336660, 24 [pid 1103] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 201 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 195 [pid 1104] <... set_robust_list resumed>) = 0 [pid 1103] chdir("./199" [pid 1102] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 1105 attached [pid 1104] chdir("./193" [pid 1102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1105] set_robust_list(0x555569336660, 24 [pid 1102] <... prctl resumed>) = 0 [pid 1105] <... set_robust_list resumed>) = 0 [pid 1102] setpgid(0, 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 200 [pid 1105] chdir("./198" [pid 1104] <... chdir resumed>) = 0 [pid 1103] <... chdir resumed>) = 0 [pid 1102] <... setpgid resumed>) = 0 [pid 1104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1105] <... chdir resumed>) = 0 [pid 1104] <... prctl resumed>) = 0 [pid 1103] <... prctl resumed>) = 0 [pid 1104] setpgid(0, 0 [pid 1103] setpgid(0, 0 [pid 1104] <... setpgid resumed>) = 0 [pid 1103] <... setpgid resumed>) = 0 [pid 1105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1102] <... openat resumed>) = 3 [pid 1105] <... prctl resumed>) = 0 [pid 1104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1102] write(3, "1000", 4 [pid 1105] setpgid(0, 0 [pid 1102] <... write resumed>) = 4 [pid 1105] <... setpgid resumed>) = 0 [pid 1103] <... openat resumed>) = 3 [pid 1102] close(3 [pid 1104] <... openat resumed>) = 3 [pid 1103] write(3, "1000", 4 [pid 1102] <... close resumed>) = 0 [pid 1105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1102] symlink("/dev/binderfs", "./binderfs" [pid 1105] <... openat resumed>) = 3 [pid 1104] write(3, "1000", 4 [pid 1103] <... write resumed>) = 4 [pid 1105] write(3, "1000", 4 [pid 1104] <... write resumed>) = 4 [pid 1103] close(3 [pid 1102] <... symlink resumed>) = 0 [pid 1104] close(3 [pid 1103] <... close resumed>) = 0 executing program [pid 1102] write(1, "executing program\n", 18 [pid 1105] <... write resumed>) = 4 [pid 1104] <... close resumed>) = 0 [pid 1103] symlink("/dev/binderfs", "./binderfs" [pid 1102] <... write resumed>) = 18 [pid 1105] close(3 [pid 1104] symlink("/dev/binderfs", "./binderfs" [pid 1103] <... symlink resumed>) = 0 [pid 1105] <... close resumed>) = 0 [pid 1104] <... symlink resumed>) = 0 [pid 1104] write(1, "executing program\n", 18 [pid 1103] write(1, "executing program\n", 18executing program executing program [pid 1105] symlink("/dev/binderfs", "./binderfs" [pid 1104] <... write resumed>) = 18 [pid 1103] <... write resumed>) = 18 executing program [pid 1102] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1105] <... symlink resumed>) = 0 [pid 1104] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1103] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1102] <... openat resumed>) = 3 [pid 1105] write(1, "executing program\n", 18 [pid 1104] <... openat resumed>) = 3 [pid 1103] <... openat resumed>) = 3 [pid 1102] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1105] <... write resumed>) = 18 [pid 1104] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1103] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1102] <... openat resumed>) = 4 [pid 1105] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1103] <... openat resumed>) = 4 [pid 1105] <... openat resumed>) = 3 [pid 1104] <... openat resumed>) = 4 [pid 1105] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1102] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1103] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1104] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1105] <... openat resumed>) = 4 [pid 1103] <... openat resumed>) = 5 [pid 1102] <... openat resumed>) = 5 [pid 1105] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1104] <... openat resumed>) = 5 [pid 1105] <... openat resumed>) = 5 [pid 1102] setns(201, 0 [pid 1104] setns(201, 0 [pid 1103] setns(201, 0 [pid 1105] setns(201, 0 [pid 1104] <... setns resumed>) = 0 [pid 1103] <... setns resumed>) = 0 [pid 1105] <... setns resumed>) = 0 [pid 1104] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1103] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1105] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1102] <... setns resumed>) = 0 [pid 1104] <... socket resumed>) = 6 [pid 1102] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1103] <... socket resumed>) = 6 [pid 1105] <... socket resumed>) = 6 [pid 1104] setns(5, 0 [pid 1103] setns(5, 0 [pid 1102] <... socket resumed>) = 6 [pid 1105] setns(5, 0 [pid 1103] <... setns resumed>) = 0 [pid 1104] <... setns resumed>) = 0 [pid 1103] close(5 [pid 1102] setns(5, 0 [pid 1105] <... setns resumed>) = 0 [pid 1104] close(5 [pid 1103] <... close resumed>) = 0 [pid 1102] <... setns resumed>) = 0 [pid 1105] close(5 [pid 1102] close(5 [pid 1104] <... close resumed>) = 0 [pid 1103] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1102] <... close resumed>) = 0 [pid 1102] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1105] <... close resumed>) = 0 [pid 1104] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1102] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1102] close(3) = 0 [pid 1102] close(4) = 0 [pid 1102] close(5 [pid 1105] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1102] close(6) = 0 [pid 1102] close(7 [pid 1104] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(8) = -1 EBADF (Bad file descriptor) [pid 1102] close(9) = -1 EBADF (Bad file descriptor) [pid 1102] close(10) = -1 EBADF (Bad file descriptor) [pid 1102] close(11) = -1 EBADF (Bad file descriptor) [pid 1102] close(12) = -1 EBADF (Bad file descriptor) [pid 1102] close(13 [pid 1105] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(3 [pid 1105] close(3 [pid 1104] close(3 [pid 1103] <... close resumed>) = 0 [pid 1105] <... close resumed>) = 0 [pid 1104] <... close resumed>) = 0 [pid 1103] close(4 [pid 1105] close(4 [pid 1104] close(4 [pid 1103] <... close resumed>) = 0 [pid 1102] close(14 [pid 1104] <... close resumed>) = 0 [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = 0 [pid 1104] close(5 [pid 1103] close(5 [pid 1102] close(15 [pid 1105] close(5 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(6 [pid 1103] close(6 [pid 1102] close(16) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = 0 [pid 1102] close(17 [pid 1105] close(6 [pid 1104] close(7 [pid 1103] <... close resumed>) = 0 [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = 0 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(7 [pid 1102] close(18 [pid 1105] close(7 [pid 1104] close(8 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(8 [pid 1102] close(19 [pid 1105] close(8 [pid 1104] close(9 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(20) = -1 EBADF (Bad file descriptor) [pid 1102] close(21 [pid 1103] close(9 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(10 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] close(9 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(10 [pid 1102] close(22 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(11 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] close(10 [pid 1103] close(11 [pid 1102] close(23 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(12 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] close(11 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(12 [pid 1102] close(24 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(13 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(25) = -1 EBADF (Bad file descriptor) [pid 1102] close(26 [pid 1105] close(12 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(13 [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(14 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(27 [pid 1105] close(13 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(14 [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(15 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(28 [pid 1105] close(14 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(15 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(16 [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] close(29 [pid 1105] close(15 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1102] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(17 [pid 1103] close(16 [pid 1102] exit_group(0) = ? [pid 1105] close(16 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(18 [pid 1103] close(17 [pid 1105] close(17 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(19 [pid 1103] close(18 [pid 1105] close(18 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(20 [pid 1103] close(19 [pid 1105] close(19 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(21 [pid 1103] close(20 [pid 1105] close(20 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(22 [pid 1103] close(21 [pid 1102] +++ exited with 0 +++ [pid 1105] close(21 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(23 [pid 1103] close(22 [pid 1105] close(22 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1104] close(24 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(23 [pid 1104] close(25 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(24 [pid 1105] close(23 [pid 1104] close(26 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(25 [pid 1104] close(27 [pid 1105] close(24 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(28 [pid 1103] close(26 [pid 1105] close(25 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] close(29 [pid 1103] close(27 [pid 1105] close(26 [pid 1104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] close(28 [pid 1105] close(27 [pid 1104] exit_group(0 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1104] <... exit_group resumed>) = ? [pid 1103] close(29 [pid 1105] close(28 [pid 1103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1103] exit_group(0 [pid 302] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1105] close(29 [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1104] +++ exited with 0 +++ [pid 1103] <... exit_group resumed>) = ? [pid 1105] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./206/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./206/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./206" [pid 1103] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1105] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./207", 0777) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1105] <... exit_group resumed>) = ? [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1106 attached [pid 1106] set_robust_list(0x555569336660, 24) = 0 [pid 1105] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1106] chdir("./207") = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 209 [pid 1106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1106] setpgid(0, 0) = 0 [pid 1106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1106] write(3, "1000", 4) = 4 [pid 1106] close(3) = 0 [pid 1106] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1106] write(1, "executing program\n", 18) = 18 [pid 1106] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1106] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1106] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1106] setns(201, 0) = 0 [pid 1106] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1106] setns(5, 0) = 0 [pid 1106] close(5) = 0 [pid 1106] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1106] close(3) = 0 [pid 1106] close(4) = 0 [pid 1106] close(5) = -1 EBADF (Bad file descriptor) [pid 1106] close(6) = 0 [pid 1106] close(7) = -1 EBADF (Bad file descriptor) [pid 1106] close(8) = -1 EBADF (Bad file descriptor) [pid 1106] close(9) = -1 EBADF (Bad file descriptor) [pid 1106] close(10) = -1 EBADF (Bad file descriptor) [pid 1106] close(11) = -1 EBADF (Bad file descriptor) [pid 1106] close(12) = -1 EBADF (Bad file descriptor) [pid 1106] close(13) = -1 EBADF (Bad file descriptor) [pid 1106] close(14) = -1 EBADF (Bad file descriptor) [pid 1106] close(15) = -1 EBADF (Bad file descriptor) [pid 1106] close(16) = -1 EBADF (Bad file descriptor) [pid 1106] close(17) = -1 EBADF (Bad file descriptor) [pid 1106] close(18) = -1 EBADF (Bad file descriptor) [pid 1106] close(19) = -1 EBADF (Bad file descriptor) [pid 1106] close(20) = -1 EBADF (Bad file descriptor) [pid 1106] close(21) = -1 EBADF (Bad file descriptor) [pid 1106] close(22) = -1 EBADF (Bad file descriptor) [pid 1106] close(23) = -1 EBADF (Bad file descriptor) [pid 1106] close(24) = -1 EBADF (Bad file descriptor) [pid 1106] close(25) = -1 EBADF (Bad file descriptor) [pid 1106] close(26) = -1 EBADF (Bad file descriptor) [pid 1106] close(27) = -1 EBADF (Bad file descriptor) [pid 1106] close(28 [pid 303] <... restart_syscall resumed>) = 0 [pid 1106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1106] close(29) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1106] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1106] <... exit_group resumed>) = ? [pid 306] umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1106] +++ exited with 0 +++ [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./193", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 301] openat(AT_FDCWD, "./193", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 301] newfstatat(3, "", [pid 306] umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] newfstatat(AT_FDCWD, "./198/binderfs", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 303] umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] unlink("./198/binderfs" [pid 301] umount2("./193/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./199/binderfs", [pid 301] newfstatat(AT_FDCWD, "./193/binderfs", [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] close(3 [pid 303] unlink("./199/binderfs" [pid 301] unlink("./193/binderfs" [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./198") = 0 [pid 306] mkdir("./199", 0777) = 0 [pid 303] <... unlink resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3, [pid 303] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... close resumed>) = 0 [pid 303] rmdir("./199" [pid 302] <... restart_syscall resumed>) = 0 [pid 301] close(3 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1107 attached [pid 303] mkdir("./200", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./193" [pid 1107] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 201 [pid 302] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1107] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 1107] chdir("./199" [pid 303] <... mkdir resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] mkdir("./194", 0777 [pid 1107] <... chdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] getdents64(3, ./strace-static-x86_64: Process 1108 attached [pid 1107] setpgid(0, 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1107] <... setpgid resumed>) = 0 [pid 302] umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1107] <... openat resumed>) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 202 [pid 302] newfstatat(AT_FDCWD, "./207/binderfs", ./strace-static-x86_64: Process 1109 attached [pid 1109] set_robust_list(0x555569336660, 24 [pid 1108] set_robust_list(0x555569336660, 24 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1109] <... set_robust_list resumed>) = 0 [pid 1108] <... set_robust_list resumed>) = 0 [pid 1107] write(3, "1000", 4 [pid 302] unlink("./207/binderfs") = 0 [pid 1108] chdir("./200" [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1109] chdir("./194" [pid 1108] <... chdir resumed>) = 0 [pid 1107] <... write resumed>) = 4 [pid 1109] <... chdir resumed>) = 0 [pid 1108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1107] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 196 [pid 1108] <... prctl resumed>) = 0 [pid 1107] <... close resumed>) = 0 [pid 1108] setpgid(0, 0) = 0 [pid 1109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1107] symlink("/dev/binderfs", "./binderfs" [pid 1109] <... prctl resumed>) = 0 [pid 302] close(3 [pid 1108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./207") = 0 [pid 302] mkdir("./208", 0777) = 0 [pid 1107] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1109] setpgid(0, 0executing program [pid 1108] <... openat resumed>) = 3 [pid 1107] write(1, "executing program\n", 18./strace-static-x86_64: Process 1110 attached [pid 1109] <... setpgid resumed>) = 0 [pid 1108] write(3, "1000", 4 [pid 1107] <... write resumed>) = 18 [pid 1109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1108] <... write resumed>) = 4 [pid 1107] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1110] set_robust_list(0x555569336660, 24 [pid 1109] <... openat resumed>) = 3 [pid 1108] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 210 [pid 1110] <... set_robust_list resumed>) = 0 [pid 1109] write(3, "1000", 4 [pid 1108] <... close resumed>) = 0 [pid 1107] <... openat resumed>) = 3 [pid 1110] chdir("./208" [pid 1109] <... write resumed>) = 4 [pid 1108] symlink("/dev/binderfs", "./binderfs" [pid 1110] <... chdir resumed>) = 0 [pid 1110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1109] close(3 [pid 1107] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1110] <... prctl resumed>) = 0 [pid 1109] <... close resumed>) = 0 [pid 1108] <... symlink resumed>) = 0 [pid 1110] setpgid(0, 0 [pid 1109] symlink("/dev/binderfs", "./binderfs" [pid 1107] <... openat resumed>) = 4 [pid 1110] <... setpgid resumed>) = 0 executing program executing program [pid 1110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1108] write(1, "executing program\n", 18 [pid 1109] <... symlink resumed>) = 0 [pid 1108] <... write resumed>) = 18 [pid 1109] write(1, "executing program\n", 18 [pid 1107] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1109] <... write resumed>) = 18 [pid 1108] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1110] <... openat resumed>) = 3 [pid 1107] <... openat resumed>) = 5 [pid 1110] write(3, "1000", 4 [pid 1109] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1108] <... openat resumed>) = 3 [pid 1107] setns(201, 0 [pid 1110] <... write resumed>) = 4 [pid 1110] close(3 [pid 1108] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1107] <... setns resumed>) = 0 [pid 1110] <... close resumed>) = 0 [pid 1109] <... openat resumed>) = 3 [pid 1110] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1107] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1110] write(1, "executing program\n", 18) = 18 [pid 1110] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1109] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1107] <... socket resumed>) = 6 [pid 1110] <... openat resumed>) = 3 [pid 1110] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1109] <... openat resumed>) = 4 [pid 1107] setns(5, 0 [pid 1110] <... openat resumed>) = 4 [pid 1108] <... openat resumed>) = 4 [pid 1107] <... setns resumed>) = 0 [pid 1109] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1108] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1107] close(5 [pid 1110] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1107] <... close resumed>) = 0 [pid 1110] <... openat resumed>) = 5 [pid 1109] <... openat resumed>) = 5 [pid 1110] setns(201, 0 [pid 1108] <... openat resumed>) = 5 [pid 1110] <... setns resumed>) = 0 [pid 1110] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1110] setns(5, 0) = 0 [pid 1110] close(5) = 0 [pid 1110] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1107] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1108] setns(201, 0 [pid 1109] setns(201, 0) = 0 [pid 1108] <... setns resumed>) = 0 [pid 1109] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1108] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1110] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1109] <... socket resumed>) = 6 [pid 1108] <... socket resumed>) = 6 [pid 1109] setns(5, 0 [pid 1108] setns(5, 0 [pid 1107] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1109] <... setns resumed>) = 0 [pid 1108] <... setns resumed>) = 0 [pid 1109] close(5 [pid 1107] close(3 [pid 1108] close(5 [pid 1109] <... close resumed>) = 0 [pid 1110] close(3 [pid 1109] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1110] <... close resumed>) = 0 [pid 1108] <... close resumed>) = 0 [pid 1107] <... close resumed>) = 0 [pid 1110] close(4) = 0 [pid 1110] close(5 [pid 1108] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1110] close(6) = 0 [pid 1107] close(4 [pid 1110] close(7) = -1 EBADF (Bad file descriptor) [pid 1110] close(8) = -1 EBADF (Bad file descriptor) [pid 1110] close(9 [pid 1107] <... close resumed>) = 0 [pid 1110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1110] close(10) = -1 EBADF (Bad file descriptor) [pid 1110] close(11) = -1 EBADF (Bad file descriptor) [pid 1110] close(12) = -1 EBADF (Bad file descriptor) [pid 1110] close(13) = -1 EBADF (Bad file descriptor) [pid 1110] close(14) = -1 EBADF (Bad file descriptor) [pid 1110] close(15) = -1 EBADF (Bad file descriptor) [pid 1110] close(16) = -1 EBADF (Bad file descriptor) [pid 1110] close(17) = -1 EBADF (Bad file descriptor) [pid 1110] close(18) = -1 EBADF (Bad file descriptor) [pid 1110] close(19) = -1 EBADF (Bad file descriptor) [pid 1110] close(20) = -1 EBADF (Bad file descriptor) [pid 1110] close(21) = -1 EBADF (Bad file descriptor) [pid 1110] close(22) = -1 EBADF (Bad file descriptor) [pid 1110] close(23) = -1 EBADF (Bad file descriptor) [pid 1110] close(24) = -1 EBADF (Bad file descriptor) [pid 1110] close(25) = -1 EBADF (Bad file descriptor) [pid 1110] close(26) = -1 EBADF (Bad file descriptor) [pid 1110] close(27) = -1 EBADF (Bad file descriptor) [pid 1110] close(28) = -1 EBADF (Bad file descriptor) [pid 1110] close(29 [pid 1109] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1110] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1110] exit_group(0) = ? [pid 1109] close(3 [pid 1107] close(5 [pid 1109] <... close resumed>) = 0 [pid 1108] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1110] +++ exited with 0 +++ [pid 1109] close(4 [pid 1108] close(3 [pid 1107] close(6 [pid 1109] <... close resumed>) = 0 [pid 1108] <... close resumed>) = 0 [pid 1107] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1109] close(5 [pid 1108] close(4 [pid 1107] close(7 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(6 [pid 1108] <... close resumed>) = 0 [pid 1107] close(8 [pid 1109] <... close resumed>) = 0 [pid 1108] close(5 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1107] close(9) = -1 EBADF (Bad file descriptor) [pid 1107] close(10) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(11 [pid 1109] close(7 [pid 1108] close(6 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = 0 [pid 1107] close(12 [pid 1109] close(8 [pid 1108] close(7 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(13 [pid 1109] close(9 [pid 1108] close(8 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(14 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1109] close(10 [pid 1108] close(9 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(15 [pid 302] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1109] close(11 [pid 1108] close(10 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(16 [pid 302] <... openat resumed>) = 3 [pid 1109] close(12 [pid 1108] close(11 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(17 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1109] close(13 [pid 1108] close(12 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(14 [pid 1107] close(18 [pid 1108] close(13 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(15 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(14 [pid 1107] close(19 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1109] close(16 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(15 [pid 1107] close(20 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1109] close(17 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./208/binderfs", [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(16 [pid 1107] close(21 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1109] close(18 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./208/binderfs" [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(17 [pid 1107] close(22 [pid 302] <... unlink resumed>) = 0 [pid 1109] close(19 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./208") = 0 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(18 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./209", 0777 [pid 1109] close(20 [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(23 [pid 302] <... mkdir resumed>) = 0 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] close(19 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(24 [pid 1108] close(20 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(25 [pid 1108] close(21 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(26 [pid 1109] close(21 [pid 1108] close(22 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(22 [pid 1107] close(27 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(23 [pid 1108] close(23 [pid 1107] close(28 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] close(29 [pid 1109] close(24 [pid 1108] close(24 [pid 1107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1107] exit_group(0./strace-static-x86_64: Process 1111 attached [pid 1109] close(25 [pid 1108] close(25 [pid 1107] <... exit_group resumed>) = ? [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 211 [pid 1111] <... set_robust_list resumed>) = 0 [pid 1111] chdir("./209") = 0 [pid 1111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1111] setpgid(0, 0) = 0 [pid 1111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1108] close(26 [pid 1109] close(26 [pid 1111] <... openat resumed>) = 3 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(27 [pid 1108] close(27 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(28 [pid 1108] close(28 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1109] close(29 [pid 1108] close(29 [pid 1109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] write(3, "1000", 4) = 4 [pid 1109] exit_group(0 [pid 1111] close(3 [pid 1108] exit_group(0 [pid 1111] <... close resumed>) = 0 executing program [pid 1109] <... exit_group resumed>) = ? [pid 1111] symlink("/dev/binderfs", "./binderfs" [pid 1108] <... exit_group resumed>) = ? [pid 1111] <... symlink resumed>) = 0 [pid 1111] write(1, "executing program\n", 18) = 18 [pid 1111] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1111] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1111] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1107] +++ exited with 0 +++ [pid 1111] <... openat resumed>) = 5 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1111] setns(201, 0) = 0 [pid 1111] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1111] setns(5, 0) = 0 [pid 1111] close(5) = 0 [pid 1111] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1111] close(3 [pid 1109] +++ exited with 0 +++ [pid 1111] <... close resumed>) = 0 [pid 1111] close(4) = 0 [pid 1111] close(5 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1111] close(6) = 0 [pid 1111] close(7) = -1 EBADF (Bad file descriptor) [pid 1111] close(8) = -1 EBADF (Bad file descriptor) [pid 1111] close(9) = -1 EBADF (Bad file descriptor) [pid 1111] close(10) = -1 EBADF (Bad file descriptor) [pid 1111] close(11) = -1 EBADF (Bad file descriptor) [pid 1111] close(12) = -1 EBADF (Bad file descriptor) [pid 1111] close(13) = -1 EBADF (Bad file descriptor) [pid 1111] close(14) = -1 EBADF (Bad file descriptor) [pid 1111] close(15) = -1 EBADF (Bad file descriptor) [pid 1111] close(16) = -1 EBADF (Bad file descriptor) [pid 1111] close(17) = -1 EBADF (Bad file descriptor) [pid 1111] close(18) = -1 EBADF (Bad file descriptor) [pid 1111] close(19) = -1 EBADF (Bad file descriptor) [pid 1111] close(20) = -1 EBADF (Bad file descriptor) [pid 1111] close(21 [pid 306] <... restart_syscall resumed>) = 0 [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] close(22) = -1 EBADF (Bad file descriptor) [pid 1108] +++ exited with 0 +++ [pid 1111] close(23 [pid 306] umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] close(24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] close(25 [pid 306] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] close(26 [pid 306] <... openat resumed>) = 3 [pid 303] <... restart_syscall resumed>) = 0 [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1111] close(27 [pid 306] newfstatat(3, "", [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1111] close(28 [pid 306] getdents64(3, [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1111] close(29 [pid 306] umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1111] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1111] exit_group(0 [pid 306] newfstatat(AT_FDCWD, "./199/binderfs", [pid 1111] <... exit_group resumed>) = ? [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1111] +++ exited with 0 +++ [pid 306] unlink("./199/binderfs" [pid 303] <... openat resumed>) = 3 [pid 306] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] newfstatat(3, "", [pid 306] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] getdents64(3, [pid 302] <... restart_syscall resumed>) = 0 [pid 306] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... close resumed>) = 0 [pid 303] umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] rmdir("./199" [pid 301] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./200", 0777 [pid 303] newfstatat(AT_FDCWD, "./200/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] unlink("./200/binderfs" [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./194", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1112 attached [pid 303] <... unlink resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(3, "", [pid 301] openat(AT_FDCWD, "./194", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1112] set_robust_list(0x555569336660, 24) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 301] newfstatat(3, "", [pid 1112] chdir("./200" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1112] <... chdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 202 [pid 303] close(3 [pid 302] umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 303] rmdir("./200" [pid 302] newfstatat(AT_FDCWD, "./209/binderfs", [pid 1112] <... prctl resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1112] setpgid(0, 0 [pid 303] mkdir("./201", 0777 [pid 302] unlink("./209/binderfs" [pid 1112] <... setpgid resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./194/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1113 attached [pid 1112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(3 [pid 301] newfstatat(AT_FDCWD, "./194/binderfs", [pid 1113] set_robust_list(0x555569336660, 24 [pid 1112] <... openat resumed>) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 203 [pid 302] <... close resumed>) = 0 [pid 1113] <... set_robust_list resumed>) = 0 [pid 302] rmdir("./209" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1113] chdir("./201" [pid 1112] write(3, "1000", 4 [pid 1113] <... chdir resumed>) = 0 [pid 1112] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 301] unlink("./194/binderfs" [pid 1113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1112] close(3 [pid 302] mkdir("./210", 0777 [pid 1113] <... prctl resumed>) = 0 [pid 1112] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1113] setpgid(0, 0 [pid 1112] symlink("/dev/binderfs", "./binderfs" [pid 1113] <... setpgid resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1112] <... symlink resumed>) = 0 [pid 301] getdents64(3, [pid 1112] write(1, "executing program\n", 18./strace-static-x86_64: Process 1114 attached executing program ) = 18 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1113] <... openat resumed>) = 3 [pid 1112] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] close(3 [pid 1113] write(3, "1000", 4 [pid 301] <... close resumed>) = 0 [pid 1114] set_robust_list(0x555569336660, 24 [pid 1113] <... write resumed>) = 4 [pid 1114] <... set_robust_list resumed>) = 0 [pid 1113] close(3 [pid 1112] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 212 [pid 301] rmdir("./194"executing program [pid 1114] chdir("./210" [pid 1113] <... close resumed>) = 0 [pid 1113] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1113] write(1, "executing program\n", 18) = 18 [pid 1113] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1112] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1114] <... chdir resumed>) = 0 [pid 301] mkdir("./195", 0777 [pid 1114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1113] <... openat resumed>) = 3 [pid 1113] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1114] <... prctl resumed>) = 0 [pid 1113] <... openat resumed>) = 4 [pid 1112] <... openat resumed>) = 4 [pid 301] <... mkdir resumed>) = 0 [pid 1114] setpgid(0, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1114] <... setpgid resumed>) = 0 [pid 1112] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1113] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1113] setns(201, 0) = 0 [pid 1113] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM./strace-static-x86_64: Process 1115 attached ) = 6 [pid 1114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1115] set_robust_list(0x555569336660, 24 [pid 1113] setns(5, 0 [pid 1115] <... set_robust_list resumed>) = 0 [pid 1113] <... setns resumed>) = 0 [pid 1112] <... openat resumed>) = 5 [pid 1115] chdir("./195" [pid 1114] <... openat resumed>) = 3 [pid 1113] close(5) = 0 [pid 1115] <... chdir resumed>) = 0 [pid 1112] setns(201, 0 [pid 1114] write(3, "1000", 4 [pid 1112] <... setns resumed>) = 0 [pid 1114] <... write resumed>) = 4 [pid 1112] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 197 [pid 1114] close(3 [pid 1115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1114] <... close resumed>) = 0 [pid 1113] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1112] <... socket resumed>) = 6 [pid 1115] <... prctl resumed>) = 0 [pid 1114] symlink("/dev/binderfs", "./binderfs" [pid 1113] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1112] setns(5, 0 [pid 1115] setpgid(0, 0) = 0 [pid 1114] <... symlink resumed>) = 0 [pid 1113] close(3 [pid 1115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1113] <... close resumed>) = 0 [pid 1112] <... setns resumed>) = 0 [pid 1115] <... openat resumed>) = 3 [pid 1114] write(1, "executing program\n", 18 [pid 1112] close(5executing program [pid 1114] <... write resumed>) = 18 [pid 1115] write(3, "1000", 4 [pid 1113] close(4 [pid 1112] <... close resumed>) = 0 [pid 1115] <... write resumed>) = 4 [pid 1114] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1113] <... close resumed>) = 0 [pid 1112] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1115] close(3 [pid 1113] close(5 [pid 1115] <... close resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] symlink("/dev/binderfs", "./binderfs" [pid 1113] close(6 [pid 1115] <... symlink resumed>) = 0 executing program [pid 1113] <... close resumed>) = 0 [pid 1115] write(1, "executing program\n", 18 [pid 1113] close(7 [pid 1115] <... write resumed>) = 18 [pid 1115] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] close(8 [pid 1115] <... openat resumed>) = 3 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] close(9 [pid 1115] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1114] <... openat resumed>) = 3 [pid 1112] close(3 [pid 1115] <... openat resumed>) = 4 [pid 1114] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1113] close(10 [pid 1112] <... close resumed>) = 0 [pid 1115] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... openat resumed>) = 4 [pid 1115] <... openat resumed>) = 5 [pid 1113] close(11 [pid 1112] close(4 [pid 1114] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1115] setns(201, 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... setns resumed>) = 0 [pid 1113] close(12 [pid 1115] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1114] <... openat resumed>) = 5 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] close(13 [pid 1112] <... close resumed>) = 0 [pid 1115] <... socket resumed>) = 6 [pid 1114] setns(201, 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(5 [pid 1115] setns(5, 0 [pid 1114] <... setns resumed>) = 0 [pid 1113] close(14 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... setns resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(5 [pid 1113] close(15 [pid 1115] <... close resumed>) = 0 [pid 1114] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(6 [pid 1115] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1114] <... socket resumed>) = 6 [pid 1113] close(16 [pid 1114] setns(5, 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = 0 [pid 1113] close(17 [pid 1115] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1114] <... setns resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(7 [pid 1114] close(5 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(3 [pid 1114] <... close resumed>) = 0 [pid 1113] close(18 [pid 1112] close(8 [pid 1115] <... close resumed>) = 0 [pid 1114] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(4 [pid 1113] close(19 [pid 1112] close(9 [pid 1115] <... close resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(5 [pid 1113] close(20 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(6 [pid 1113] close(21 [pid 1115] <... close resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(7 [pid 1113] close(22 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(8 [pid 1114] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1113] close(23 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(3 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(10 [pid 1115] close(9 [pid 1114] <... close resumed>) = 0 [pid 1113] close(24 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(4 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(11 [pid 1115] close(10 [pid 1113] close(25 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = 0 [pid 1112] close(12 [pid 1114] close(5 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(13 [pid 1114] close(6 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = 0 [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(14 [pid 1115] close(11 [pid 1113] close(26 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(12 [pid 1113] close(27 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(13 [pid 1113] close(28 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(14 [pid 1114] close(7 [pid 1113] close(29 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(15 [pid 1115] close(15 [pid 1114] close(8 [pid 1113] exit_group(0 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1113] <... exit_group resumed>) = ? [pid 1112] close(16 [pid 1115] close(16 [pid 1114] close(9 [pid 1113] +++ exited with 0 +++ [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(17 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1115] close(17 [pid 1114] close(10 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(18 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1115] close(18 [pid 1114] close(11 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(19 [pid 1115] close(19 [pid 1114] close(12 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(20) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(20 [pid 1115] close(21 [pid 1114] close(13 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(21 [pid 1115] close(22) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(14 [pid 1112] close(22 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(15 [pid 1112] close(23 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(16 [pid 1112] close(24 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(17 [pid 1112] close(25 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(23) = -1 EBADF (Bad file descriptor) [pid 1115] close(24 [pid 1112] close(26 [pid 1114] close(18 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(25 [pid 1114] close(19 [pid 1112] close(27 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(26) = -1 EBADF (Bad file descriptor) [pid 1115] close(27) = -1 EBADF (Bad file descriptor) [pid 1114] close(20 [pid 1112] close(28 [pid 1115] close(28 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1114] close(21 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] close(29 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] close(29 [pid 1115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] exit_group(0 [pid 1114] close(22 [pid 1112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1115] <... exit_group resumed>) = ? [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1115] +++ exited with 0 +++ [pid 1114] close(23 [pid 1112] exit_group(0 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1112] <... exit_group resumed>) = ? [pid 303] umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./201/binderfs" [pid 1112] +++ exited with 0 +++ [pid 1114] close(24 [pid 303] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1114] close(25) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] getdents64(3, [pid 1114] close(26 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1114] close(27 [pid 303] <... close resumed>) = 0 [pid 303] rmdir("./201" [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1114] close(28) = -1 EBADF (Bad file descriptor) [pid 1114] close(29 [pid 303] mkdir("./202", 0777 [pid 1114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1114] exit_group(0) = ? ./strace-static-x86_64: Process 1116 attached [pid 1116] set_robust_list(0x555569336660, 24) = 0 [pid 1116] chdir("./202" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 204 [pid 1114] +++ exited with 0 +++ [pid 1116] <... chdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1116] <... prctl resumed>) = 0 [pid 1116] setpgid(0, 0) = 0 [pid 1116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1116] write(3, "1000", 4) = 4 [pid 1116] close(3) = 0 [pid 1116] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1116] write(1, "executing program\n", 18executing program ) = 18 [pid 1116] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1116] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1116] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1116] setns(201, 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1116] <... setns resumed>) = 0 [pid 1116] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1116] setns(5, 0) = 0 [pid 1116] close(5 [pid 301] umount2("./195", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1116] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1116] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./195", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", [pid 1116] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1116] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1116] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1116] close(4 [pid 306] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./195/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1116] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1116] close(5 [pid 306] newfstatat(3, "", [pid 301] newfstatat(AT_FDCWD, "./195/binderfs", [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1116] close(6 [pid 306] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1116] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1116] close(7 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(8 [pid 306] newfstatat(AT_FDCWD, "./200/binderfs", [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1116] close(9) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./200/binderfs" [pid 1116] close(10 [pid 306] <... unlink resumed>) = 0 [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(11) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1116] close(12) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1116] close(13 [pid 306] close(3 [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1116] close(14 [pid 306] rmdir("./200" [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1116] close(15 [pid 301] unlink("./195/binderfs" [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./201", 0777 [pid 1116] close(16 [pid 306] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(17) = -1 EBADF (Bad file descriptor) [pid 1116] close(18 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(19 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1116] close(20 [pid 301] <... close resumed>) = 0 ./strace-static-x86_64: Process 1117 attached [pid 301] rmdir("./195" [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(21 [pid 301] <... rmdir resumed>) = 0 [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 203 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] mkdir("./196", 0777 [pid 1117] <... set_robust_list resumed>) = 0 [pid 1116] close(22) = -1 EBADF (Bad file descriptor) [pid 1116] close(23) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1116] close(24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1117] chdir("./201" [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(25) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1116] close(26) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1116] close(27 [pid 302] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1118 attached [pid 1117] <... chdir resumed>) = 0 [pid 1116] close(28 [pid 302] <... openat resumed>) = 3 [pid 1117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 198 [pid 1117] <... prctl resumed>) = 0 [pid 1116] close(29 [pid 302] newfstatat(3, "", [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1118] set_robust_list(0x555569336660, 24 [pid 1117] setpgid(0, 0 [pid 1116] exit_group(0 [pid 302] getdents64(3, [pid 1118] <... set_robust_list resumed>) = 0 [pid 1117] <... setpgid resumed>) = 0 [pid 1116] <... exit_group resumed>) = ? [pid 1118] chdir("./196" [pid 1117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1116] +++ exited with 0 +++ [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1117] <... openat resumed>) = 3 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1117] write(3, "1000", 4 [pid 1118] <... chdir resumed>) = 0 [pid 1117] <... write resumed>) = 4 [pid 1118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1117] close(3 [pid 1118] <... prctl resumed>) = 0 [pid 1117] <... close resumed>) = 0 [pid 1117] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./210/binderfs", [pid 1118] setpgid(0, 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1117] <... symlink resumed>) = 0 [pid 302] unlink("./210/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./210") = 0 [pid 302] mkdir("./211", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 1118] <... setpgid resumed>) = 0 [pid 1117] write(1, "executing program\n", 18 [pid 1118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1117] <... write resumed>) = 18 [pid 1118] <... openat resumed>) = 3 [pid 1117] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1118] write(3, "1000", 4) = 4 [pid 1117] <... openat resumed>) = 3 [pid 1118] close(3executing program ./strace-static-x86_64: Process 1119 attached ) = 0 [pid 1117] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1119] set_robust_list(0x555569336660, 24 [pid 1118] symlink("/dev/binderfs", "./binderfs" [pid 1117] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 213 [pid 1119] <... set_robust_list resumed>) = 0 [pid 1117] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1119] chdir("./211" [pid 1118] <... symlink resumed>) = 0 [pid 1119] <... chdir resumed>) = 0 [pid 1118] write(1, "executing program\n", 18 [pid 1117] <... openat resumed>) = 5 [pid 1119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1118] <... write resumed>) = 18 [pid 1117] setns(201, 0 [pid 1119] <... prctl resumed>) = 0 [pid 1118] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1117] <... setns resumed>) = 0 [pid 1119] setpgid(0, 0) = 0 [pid 1118] <... openat resumed>) = 3 [pid 1117] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1118] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1117] <... socket resumed>) = 6 [pid 1119] <... openat resumed>) = 3 [pid 1118] <... openat resumed>) = 4 [pid 1117] setns(5, 0 [pid 1118] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1117] <... setns resumed>) = 0 [pid 1119] write(3, "1000", 4) = 4 [pid 1118] <... openat resumed>) = 5 [pid 1119] close(3 [pid 1117] close(5 [pid 1119] <... close resumed>) = 0 [pid 1118] setns(201, 0 [pid 1117] <... close resumed>) = 0 [pid 1118] <... setns resumed>) = 0 [pid 1119] symlink("/dev/binderfs", "./binderfs" [pid 1118] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1117] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1119] <... symlink resumed>) = 0 [pid 1119] write(1, "executing program\n", 18executing program ) = 18 [pid 1118] <... socket resumed>) = 6 [pid 1119] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1118] setns(5, 0 [pid 1119] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1118] <... setns resumed>) = 0 [pid 1117] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1118] close(5 [pid 1117] close(3 [pid 1119] <... openat resumed>) = 4 [pid 1118] <... close resumed>) = 0 [pid 1117] <... close resumed>) = 0 [pid 1119] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1118] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1117] close(4 [pid 1119] <... openat resumed>) = 5 [pid 1119] setns(201, 0 [pid 1117] <... close resumed>) = 0 [pid 1119] <... setns resumed>) = 0 [pid 1117] close(5 [pid 1118] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(3 [pid 1117] close(6 [pid 1119] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1118] <... close resumed>) = 0 [pid 1117] <... close resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1119] <... socket resumed>) = 6 [pid 1118] close(4 [pid 1117] close(7 [pid 1119] setns(5, 0 [pid 1118] <... close resumed>) = 0 [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(5 [pid 1117] close(8 [pid 1119] <... setns resumed>) = 0 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1119] close(5 [pid 1118] close(6 [pid 1117] close(9 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1119] <... close resumed>) = 0 [pid 1119] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1118] <... close resumed>) = 0 [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(7 [pid 1117] close(10 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(8 [pid 1117] close(11 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(9 [pid 1117] close(12 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(10 [pid 1117] close(13 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(11 [pid 1117] close(14 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(12 [pid 1117] close(15 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(13 [pid 1117] close(16 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1118] close(14 [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1119] close(3 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(15 [pid 1117] close(17 [pid 303] <... openat resumed>) = 3 [pid 1119] <... close resumed>) = 0 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1119] close(4 [pid 1118] close(16 [pid 1117] close(18 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1119] <... close resumed>) = 0 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(5 [pid 1118] close(17 [pid 1117] close(19 [pid 303] getdents64(3, [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(6 [pid 1118] close(18 [pid 1117] close(20 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1119] <... close resumed>) = 0 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1119] close(7 [pid 1118] close(19 [pid 1117] close(21 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(20 [pid 1117] close(22 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1119] close(8 [pid 303] newfstatat(AT_FDCWD, "./202/binderfs", [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1119] close(9) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(21 [pid 1117] close(23 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(22 [pid 1117] close(24 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(23 [pid 1117] close(25 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] close(24 [pid 1117] close(26 [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(10 [pid 1118] close(25 [pid 1117] close(27 [pid 303] unlink("./202/binderfs" [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(11 [pid 1118] close(26 [pid 1117] close(28 [pid 303] <... unlink resumed>) = 0 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1119] close(12 [pid 1118] close(27 [pid 1117] close(29 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1119] close(13 [pid 1118] close(28 [pid 1117] exit_group(0 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1117] <... exit_group resumed>) = ? [pid 303] <... close resumed>) = 0 [pid 1119] close(14 [pid 1118] close(29 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./202" [pid 1119] close(15) = -1 EBADF (Bad file descriptor) [pid 1118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1119] close(16) = -1 EBADF (Bad file descriptor) [pid 1118] exit_group(0 [pid 1119] close(17 [pid 1118] <... exit_group resumed>) = ? [pid 1117] +++ exited with 0 +++ [pid 303] mkdir("./203", 0777 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1119] close(18 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(19) = -1 EBADF (Bad file descriptor) [pid 1119] close(20) = -1 EBADF (Bad file descriptor) [pid 1119] close(21 [pid 1118] +++ exited with 0 +++ [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(22 [pid 303] <... mkdir resumed>) = 0 [pid 1119] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1119] close(23) = -1 EBADF (Bad file descriptor) [pid 1119] close(24) = -1 EBADF (Bad file descriptor) [pid 1119] close(25) = -1 EBADF (Bad file descriptor) [pid 1119] close(26) = -1 EBADF (Bad file descriptor) [pid 1119] close(27) = -1 EBADF (Bad file descriptor) [pid 1119] close(28) = -1 EBADF (Bad file descriptor) [pid 1119] close(29) = -1 EBADF (Bad file descriptor) [pid 1119] exit_group(0) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 1120 attached [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 205 [pid 301] umount2("./196", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./196", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1120] set_robust_list(0x555569336660, 24 [pid 301] newfstatat(3, "", [pid 1120] <... set_robust_list resumed>) = 0 [pid 1119] +++ exited with 0 +++ [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./196/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1120] chdir("./203" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1120] <... chdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(AT_FDCWD, "./196/binderfs", [pid 1120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./196/binderfs" [pid 1120] <... prctl resumed>) = 0 [pid 1120] setpgid(0, 0 [pid 301] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1120] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./196") = 0 [pid 301] mkdir("./197", 0777 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1120] <... openat resumed>) = 3 [pid 302] umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1120] write(3, "1000", 4./strace-static-x86_64: Process 1121 attached ) = 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1121] set_robust_list(0x555569336660, 24) = 0 [pid 1121] chdir("./197") = 0 [pid 1121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1121] setpgid(0, 0) = 0 [pid 1121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1121] write(3, "1000", 4) = 4 [pid 1121] close(3) = 0 [pid 1121] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1120] close(3 [pid 1121] write(1, "executing program\n", 18) = 18 [pid 1121] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1120] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 199 [pid 302] <... openat resumed>) = 3 [pid 1121] <... openat resumed>) = 3 [pid 1120] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(3, "", [pid 1121] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1121] <... openat resumed>) = 4 [pid 1120] <... symlink resumed>) = 0 executing program [pid 302] getdents64(3, [pid 1120] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1120] <... write resumed>) = 18 [pid 1121] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1120] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1121] setns(201, 0 [pid 1120] <... openat resumed>) = 3 [pid 1121] <... setns resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1121] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] newfstatat(AT_FDCWD, "./211/binderfs", [pid 1121] <... socket resumed>) = 6 [pid 1120] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1121] setns(5, 0 [pid 302] unlink("./211/binderfs" [pid 1121] <... setns resumed>) = 0 [pid 1121] close(5 [pid 306] <... restart_syscall resumed>) = 0 [pid 1121] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1120] <... openat resumed>) = 4 [pid 302] getdents64(3, [pid 1120] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, [pid 1121] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1120] <... openat resumed>) = 5 [pid 306] umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./201/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1120] setns(201, 0 [pid 306] unlink("./201/binderfs" [pid 302] rmdir("./211" [pid 1120] <... setns resumed>) = 0 [pid 1120] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... unlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1121] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] getdents64(3, [pid 1121] close(3 [pid 1120] <... socket resumed>) = 6 [pid 302] mkdir("./212", 0777 [pid 1121] <... close resumed>) = 0 [pid 1120] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 1120] <... setns resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1121] close(4 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./201") = 0 [pid 306] mkdir("./202", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1121] <... close resumed>) = 0 [pid 1120] close(5 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1120] <... close resumed>) = 0 [pid 1121] close(5./strace-static-x86_64: Process 1122 attached ./strace-static-x86_64: Process 1123 attached [pid 1120] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1122] set_robust_list(0x555569336660, 24 [pid 1123] set_robust_list(0x555569336660, 24 [pid 1122] <... set_robust_list resumed>) = 0 [pid 1123] <... set_robust_list resumed>) = 0 [pid 1122] chdir("./202" [pid 1123] chdir("./212" [pid 1122] <... chdir resumed>) = 0 [pid 1123] <... chdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 204 [pid 1122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... prctl resumed>) = 0 [pid 1123] <... prctl resumed>) = 0 [pid 1121] close(6 [pid 1120] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 214 [pid 1122] setpgid(0, 0 [pid 1123] setpgid(0, 0 [pid 1121] <... close resumed>) = 0 [pid 1120] close(3 [pid 1122] <... setpgid resumed>) = 0 [pid 1123] <... setpgid resumed>) = 0 [pid 1122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1121] close(7 [pid 1120] <... close resumed>) = 0 [pid 1122] <... openat resumed>) = 3 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] <... openat resumed>) = 3 [pid 1123] write(3, "1000", 4 [pid 1121] close(8 [pid 1120] close(4 [pid 1122] write(3, "1000", 4 [pid 1123] <... write resumed>) = 4 [pid 1122] <... write resumed>) = 4 [pid 1123] close(3 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(3 [pid 1123] <... close resumed>) = 0 [pid 1121] close(9 [pid 1120] <... close resumed>) = 0 [pid 1122] <... close resumed>) = 0 [pid 1123] symlink("/dev/binderfs", "./binderfs" [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(5 [pid 1122] symlink("/dev/binderfs", "./binderfs" [pid 1123] <... symlink resumed>) = 0 [pid 1122] <... symlink resumed>) = 0 [pid 1121] close(10 executing program executing program [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] write(1, "executing program\n", 18 [pid 1121] close(11 [pid 1120] close(6 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] write(1, "executing program\n", 18 [pid 1123] <... write resumed>) = 18 [pid 1122] <... write resumed>) = 18 [pid 1123] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1121] close(12 [pid 1120] <... close resumed>) = 0 [pid 1122] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1123] <... openat resumed>) = 3 [pid 1122] <... openat resumed>) = 3 [pid 1123] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(7 [pid 1122] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1123] <... openat resumed>) = 4 [pid 1121] close(13 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(8 [pid 1122] <... openat resumed>) = 4 [pid 1123] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1121] close(14 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1123] <... openat resumed>) = 5 [pid 1122] <... openat resumed>) = 5 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(9 [pid 1121] close(15 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] setns(201, 0 [pid 1123] setns(201, 0 [pid 1122] <... setns resumed>) = 0 [pid 1123] <... setns resumed>) = 0 [pid 1122] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1123] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1122] <... socket resumed>) = 6 [pid 1123] <... socket resumed>) = 6 [pid 1122] setns(5, 0) = 0 [pid 1122] close(5 [pid 1123] setns(5, 0 [pid 1122] <... close resumed>) = 0 [pid 1123] <... setns resumed>) = 0 [pid 1121] close(16 [pid 1120] close(10 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(17) = -1 EBADF (Bad file descriptor) [pid 1122] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1123] close(5 [pid 1121] close(18 [pid 1123] <... close resumed>) = 0 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(11 [pid 1121] close(19 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(12 [pid 1121] close(20 [pid 1122] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1123] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(3 [pid 1123] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1121] close(21 [pid 1120] close(13 [pid 1122] <... close resumed>) = 0 [pid 1123] close(3 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(4) = 0 [pid 1123] <... close resumed>) = 0 [pid 1121] close(22 [pid 1120] close(14 [pid 1122] close(5 [pid 1123] close(4 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = 0 [pid 1122] close(6 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(23 [pid 1120] close(15 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(24 [pid 1120] close(16 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(25 [pid 1120] close(17 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(26 [pid 1120] close(18 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = 0 [pid 1123] close(5 [pid 1121] close(27 [pid 1122] close(7 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(6 [pid 1121] close(28 [pid 1120] close(19 [pid 1122] close(8 [pid 1123] <... close resumed>) = 0 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(7 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(9 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] close(29 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(8 [pid 1121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(20 [pid 1122] close(10 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(9 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(11 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(10 [pid 1121] exit_group(0 [pid 1120] close(21 [pid 1122] close(12 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] <... exit_group resumed>) = ? [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(11 [pid 1122] close(13 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(22 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(12 [pid 1122] close(14 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(13 [pid 1122] close(15 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(14 [pid 1122] close(16 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(15 [pid 1122] close(17 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(16 [pid 1122] close(18 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(17 [pid 1122] close(19 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1121] +++ exited with 0 +++ [pid 1120] close(23 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(18 [pid 1122] close(20 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(19 [pid 1122] close(21 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(20 [pid 1120] close(24 [pid 1122] close(22 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(21 [pid 1120] close(25 [pid 1122] close(23 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(22 [pid 1122] close(24) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(25 [pid 1123] close(23 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(26) = -1 EBADF (Bad file descriptor) [pid 1123] close(24 [pid 1122] close(27 [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(25 [pid 1122] close(28) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] close(29 [pid 1123] close(26 [pid 1122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] exit_group(0 [pid 1123] close(27 [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1122] <... exit_group resumed>) = ? [pid 1123] close(28 [pid 1120] close(26 [pid 1122] +++ exited with 0 +++ [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1123] close(29 [pid 1120] close(27 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1123] exit_group(0 [pid 1120] close(28 [pid 1123] <... exit_group resumed>) = ? [pid 1120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1120] close(29) = -1 EBADF (Bad file descriptor) [pid 1120] exit_group(0) = ? [pid 1123] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./197", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1120] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] openat(AT_FDCWD, "./197", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./197/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./197/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./197/binderfs") = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./197") = 0 [pid 301] mkdir("./198", 0777) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555569336650) = 200 ./strace-static-x86_64: Process 1124 attached [pid 1124] set_robust_list(0x555569336660, 24) = 0 [pid 1124] chdir("./198") = 0 [pid 1124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1124] setpgid(0, 0) = 0 [pid 1124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1124] write(3, "1000", 4) = 4 [pid 1124] close(3) = 0 [pid 1124] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1124] write(1, "executing program\n", 18 [pid 306] <... restart_syscall resumed>) = 0 executing program [pid 1124] <... write resumed>) = 18 [pid 1124] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 306] umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1124] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 306] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", [pid 1124] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1124] <... openat resumed>) = 5 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1124] setns(201, 0 [pid 306] umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1124] <... setns resumed>) = 0 [pid 1124] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1124] <... socket resumed>) = 6 [pid 302] umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1124] setns(5, 0 [pid 306] newfstatat(AT_FDCWD, "./202/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1124] <... setns resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1124] close(5 [pid 306] unlink("./202/binderfs" [pid 302] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1124] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(3, "", [pid 303] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... openat resumed>) = 3 [pid 1124] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] newfstatat(3, "", [pid 1124] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] close(3) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] rmdir("./202" [pid 303] getdents64(3, [pid 1124] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 302] umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./212/binderfs", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] newfstatat(AT_FDCWD, "./203/binderfs", [pid 1124] <... close resumed>) = 0 [pid 306] mkdir("./203", 0777 [pid 302] unlink("./212/binderfs" [pid 1124] close(4 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1124] <... close resumed>) = 0 [pid 1124] close(5 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] unlink("./203/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] close(6 [pid 303] <... unlink resumed>) = 0 [pid 302] getdents64(3, ./strace-static-x86_64: Process 1125 attached 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1124] <... close resumed>) = 0 [pid 1124] close(7) = -1 EBADF (Bad file descriptor) [pid 1124] close(8) = -1 EBADF (Bad file descriptor) [pid 1124] close(9) = -1 EBADF (Bad file descriptor) [pid 1124] close(10 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 205 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] close(11 [pid 303] getdents64(3, [pid 302] close(3 [pid 1125] set_robust_list(0x555569336660, 24 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... set_robust_list resumed>) = 0 [pid 1124] close(12 [pid 302] <... close resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1125] chdir("./203" [pid 1124] close(13 [pid 303] close(3 [pid 302] rmdir("./212" [pid 1125] <... chdir resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1124] close(14 [pid 303] rmdir("./203" [pid 302] <... rmdir resumed>) = 0 [pid 1125] <... prctl resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] close(15 [pid 303] <... rmdir resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] close(16) = -1 EBADF (Bad file descriptor) [pid 1125] setpgid(0, 0 [pid 303] mkdir("./204", 0777 [pid 302] mkdir("./213", 0777 [pid 1125] <... setpgid resumed>) = 0 [pid 1124] close(17) = -1 EBADF (Bad file descriptor) [pid 1124] close(18 [pid 302] <... mkdir resumed>) = 0 [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1124] close(19) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1124] close(20) = -1 EBADF (Bad file descriptor) [pid 1125] <... openat resumed>) = 3 [pid 1124] close(21 [pid 303] 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 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] close(22) = -1 EBADF (Bad file descriptor) [pid 1124] close(23) = -1 EBADF (Bad file descriptor) [pid 1124] close(24) = -1 EBADF (Bad file descriptor) [pid 1124] close(25) = -1 EBADF (Bad file descriptor) [pid 1124] close(26) = -1 EBADF (Bad file descriptor) [pid 1124] close(27./strace-static-x86_64: Process 1126 attached ) = -1 EBADF (Bad file descriptor) [pid 1126] set_robust_list(0x555569336660, 24 [pid 1124] close(28) = -1 EBADF (Bad file descriptor) [pid 1126] <... set_robust_list resumed>) = 0 [pid 1124] close(29 [pid 1126] chdir("./213" [pid 1124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1124] exit_group(0 [pid 1126] <... chdir resumed>) = 0 [pid 1126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1124] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1127 attached [pid 1126] <... prctl resumed>) = 0 [pid 1125] write(3, "1000", 4 [pid 1124] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 215 [pid 1125] <... write resumed>) = 4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 206 [pid 1125] close(3) = 0 [pid 1126] setpgid(0, 0 [pid 1125] symlink("/dev/binderfs", "./binderfs" [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1126] <... setpgid resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1127] set_robust_list(0x555569336660, 24 [pid 1126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1125] <... symlink resumed>) = 0 [pid 1127] <... set_robust_list resumed>) = 0 [pid 1126] <... openat resumed>) = 3 [pid 1126] write(3, "1000", 4) = 4 [pid 1126] close(3) = 0 [pid 1126] symlink("/dev/binderfs", "./binderfs" executing program [pid 1127] chdir("./204" [pid 1125] write(1, "executing program\n", 18 [pid 1126] <... symlink resumed>) = 0 [pid 1125] <... write resumed>) = 18 executing program [pid 1126] write(1, "executing program\n", 18) = 18 [pid 1126] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1127] <... chdir resumed>) = 0 [pid 1126] <... openat resumed>) = 3 [pid 1125] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1126] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1125] <... openat resumed>) = 3 [pid 1127] setpgid(0, 0 [pid 1126] <... openat resumed>) = 4 [pid 1126] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1127] <... setpgid resumed>) = 0 [pid 1127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1125] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1126] <... openat resumed>) = 5 [pid 1127] <... openat resumed>) = 3 [pid 1126] setns(201, 0 [pid 1127] write(3, "1000", 4 [pid 1126] <... setns resumed>) = 0 [pid 1125] <... openat resumed>) = 4 [pid 1127] <... write resumed>) = 4 [pid 1127] close(3 [pid 1126] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1127] <... close resumed>) = 0 [pid 1126] <... socket resumed>) = 6 [pid 1125] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1127] symlink("/dev/binderfs", "./binderfs" [pid 1126] setns(5, 0) = 0 [pid 1126] close(5) = 0 [pid 1126] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1127] <... symlink resumed>) = 0 [pid 1126] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) executing program [pid 1125] <... openat resumed>) = 5 [pid 1127] write(1, "executing program\n", 18 [pid 1125] setns(201, 0 [pid 1127] <... write resumed>) = 18 [pid 1125] <... setns resumed>) = 0 [pid 1126] close(3 [pid 1127] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1126] <... close resumed>) = 0 [pid 1125] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1126] close(4 [pid 1127] <... openat resumed>) = 3 [pid 1126] <... close resumed>) = 0 [pid 1125] <... socket resumed>) = 6 [pid 1126] close(5) = -1 EBADF (Bad file descriptor) [pid 1126] close(6) = 0 [pid 1126] close(7) = -1 EBADF (Bad file descriptor) [pid 1126] close(8) = -1 EBADF (Bad file descriptor) [pid 1126] close(9) = -1 EBADF (Bad file descriptor) [pid 1127] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1125] setns(5, 0 [pid 1126] close(10) = -1 EBADF (Bad file descriptor) [pid 1127] <... openat resumed>) = 4 [pid 1126] close(11 [pid 1125] <... setns resumed>) = 0 [pid 1126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] close(12 [pid 1125] close(5 [pid 1126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] close(13 [pid 1125] <... close resumed>) = 0 [pid 1126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] close(14) = -1 EBADF (Bad file descriptor) [pid 1126] close(15 [pid 1125] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] close(16) = -1 EBADF (Bad file descriptor) [pid 1126] close(17) = -1 EBADF (Bad file descriptor) [pid 1126] close(18) = -1 EBADF (Bad file descriptor) [pid 1126] close(19) = -1 EBADF (Bad file descriptor) [pid 1126] close(20) = -1 EBADF (Bad file descriptor) [pid 1126] close(21) = -1 EBADF (Bad file descriptor) [pid 1126] close(22) = -1 EBADF (Bad file descriptor) [pid 1126] close(23) = -1 EBADF (Bad file descriptor) [pid 1126] close(24) = -1 EBADF (Bad file descriptor) [pid 1126] close(25) = -1 EBADF (Bad file descriptor) [pid 1126] close(26) = -1 EBADF (Bad file descriptor) [pid 1126] close(27) = -1 EBADF (Bad file descriptor) [pid 1126] close(28) = -1 EBADF (Bad file descriptor) [pid 1126] close(29) = -1 EBADF (Bad file descriptor) [pid 1126] exit_group(0) = ? [pid 1127] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1125] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1127] <... openat resumed>) = 5 [pid 1126] +++ exited with 0 +++ [pid 1125] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 1127] setns(201, 0) = 0 [pid 1125] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1127] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1125] close(4 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1127] <... socket resumed>) = 6 [pid 301] umount2("./198", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1127] setns(5, 0 [pid 1125] <... close resumed>) = 0 [pid 1127] <... setns resumed>) = 0 [pid 1125] close(5 [pid 1127] close(5 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] <... close resumed>) = 0 [pid 1125] close(6 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1127] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] openat(AT_FDCWD, "./198", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1125] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1125] close(7 [pid 301] newfstatat(3, "", [pid 1127] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1127] close(3 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 302] umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1127] <... close resumed>) = 0 [pid 1125] close(8 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./198/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1127] close(4 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1127] <... close resumed>) = 0 [pid 1125] close(9 [pid 302] newfstatat(3, "", [pid 301] newfstatat(AT_FDCWD, "./198/binderfs", [pid 1127] close(5 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(10 [pid 1127] close(6 [pid 302] getdents64(3, [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] <... close resumed>) = 0 [pid 1125] close(11 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] unlink("./198/binderfs" [pid 1127] close(7 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(12 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1127] close(8 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./213/binderfs", [pid 1127] close(9 [pid 1125] close(13 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1127] close(10 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./213/binderfs" [pid 1125] close(14 [pid 1127] close(11 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(15 [pid 302] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1127] close(12 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(16 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./198") = 0 [pid 301] mkdir("./199", 0777 [pid 1127] close(13 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(17 [pid 302] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1127] close(14 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./213"./strace-static-x86_64: Process 1128 attached [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(18) = -1 EBADF (Bad file descriptor) [pid 1127] close(15 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 201 [pid 1128] set_robust_list(0x555569336660, 24 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] close(19 [pid 302] mkdir("./214", 0777 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] <... set_robust_list resumed>) = 0 [pid 1128] chdir("./199") = 0 [pid 1128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1128] setpgid(0, 0) = 0 [pid 1127] close(16 [pid 1125] close(20 [pid 1128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1127] close(17 [pid 1125] close(21 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1127] close(18 [pid 1125] close(22 [pid 1128] <... openat resumed>) = 3 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] write(3, "1000", 4 [pid 1127] close(19 [pid 1125] close(23 [pid 1128] <... write resumed>) = 4 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(3 [pid 1127] close(20 [pid 1125] close(24 [pid 1128] <... close resumed>) = 0 [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1125] close(25 [pid 1128] write(1, "executing program\n", 18 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] close(21 [pid 1125] close(26 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] close(22 [pid 1125] close(27 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] close(23 [pid 1125] close(28executing program [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1127] close(24 [pid 1125] close(29 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] <... write resumed>) = 18 [pid 1128] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1125] exit_group(0 [pid 1128] <... openat resumed>) = 3 [pid 1128] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1128] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY./strace-static-x86_64: Process 1129 attached ) = 5 [pid 1127] close(25 [pid 1125] <... exit_group resumed>) = ? [pid 1129] set_robust_list(0x555569336660, 24 [pid 1128] setns(201, 0 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... set_robust_list resumed>) = 0 [pid 1128] <... setns resumed>) = 0 [pid 1129] chdir("./214" [pid 1128] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1129] <... chdir resumed>) = 0 [pid 1129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1128] setns(5, 0 [pid 1129] <... prctl resumed>) = 0 [pid 1128] <... setns resumed>) = 0 [pid 1129] setpgid(0, 0 [pid 1128] close(5 [pid 1125] +++ exited with 0 +++ [pid 1129] <... setpgid resumed>) = 0 [pid 1128] <... close resumed>) = 0 [pid 1127] close(26 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 216 [pid 1129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1128] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1127] close(27) = -1 EBADF (Bad file descriptor) [pid 1127] close(28 [pid 1129] <... openat resumed>) = 3 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] write(3, "1000", 4) = 4 [pid 1128] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1127] close(29 [pid 1129] close(3 [pid 1127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... close resumed>) = 0 [pid 1129] symlink("/dev/binderfs", "./binderfs" [pid 1128] close(3executing program [pid 1129] <... symlink resumed>) = 0 [pid 1128] <... close resumed>) = 0 [pid 1127] exit_group(0 [pid 1128] close(4 [pid 1129] write(1, "executing program\n", 18) = 18 [pid 1128] <... close resumed>) = 0 [pid 1129] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1128] close(5 [pid 1127] <... exit_group resumed>) = ? [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... openat resumed>) = 3 [pid 1128] close(6) = 0 [pid 1129] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1128] close(7) = -1 EBADF (Bad file descriptor) [pid 1128] close(8 [pid 1129] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... openat resumed>) = 5 [pid 1128] close(9 [pid 1127] +++ exited with 0 +++ [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1128] close(10 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1129] setns(201, 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... setns resumed>) = 0 [pid 1128] close(11 [pid 1129] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... socket resumed>) = 6 [pid 1128] close(12) = -1 EBADF (Bad file descriptor) [pid 1128] close(13 [pid 1129] setns(5, 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... setns resumed>) = 0 [pid 1128] close(14 [pid 1129] close(5) = 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(15 [pid 1129] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(16) = -1 EBADF (Bad file descriptor) [pid 1128] close(17) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1129] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1128] close(18 [pid 1129] close(3 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... close resumed>) = 0 [pid 1128] close(19 [pid 1129] close(4 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... close resumed>) = 0 [pid 1128] close(20 [pid 306] umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1129] close(5 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(21 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] close(6 [pid 1128] close(22 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1129] <... close resumed>) = 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(23 [pid 306] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1129] close(7 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(24 [pid 1129] close(8 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(25 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1129] close(9 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(26 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1129] close(10 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(27 [pid 306] umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1129] close(11 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(28 [pid 1129] close(12) = -1 EBADF (Bad file descriptor) [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./203/binderfs", [pid 1129] close(13 [pid 1128] close(29 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] close(14 [pid 1128] exit_group(0 [pid 306] unlink("./203/binderfs" [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] close(15 [pid 1128] <... exit_group resumed>) = ? [pid 306] <... unlink resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 1129] close(16) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1129] close(17 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1129] close(18 [pid 306] <... close resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./203" [pid 1129] close(19) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1129] close(20) = -1 EBADF (Bad file descriptor) [pid 1129] close(21 [pid 306] mkdir("./204", 0777 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] close(22 [pid 306] <... mkdir resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1129] close(23) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1129] close(24./strace-static-x86_64: Process 1130 attached ) = -1 EBADF (Bad file descriptor) [pid 1129] close(25) = -1 EBADF (Bad file descriptor) [pid 1129] close(26 [pid 1130] set_robust_list(0x555569336660, 24 [pid 303] umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1130] <... set_robust_list resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1130] chdir("./204" [pid 1129] close(27 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 206 [pid 303] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1130] <... chdir resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1129] close(28 [pid 303] newfstatat(3, "", [pid 1130] <... prctl resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1130] setpgid(0, 0 [pid 1129] close(29 [pid 303] getdents64(3, [pid 1130] <... setpgid resumed>) = 0 [pid 1129] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1129] exit_group(0 [pid 303] umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1130] <... openat resumed>) = 3 [pid 1129] <... exit_group resumed>) = ? [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1130] write(3, "1000", 4) = 4 [pid 1130] close(3 [pid 1129] +++ exited with 0 +++ [pid 303] newfstatat(AT_FDCWD, "./204/binderfs", [pid 1130] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./204/binderfs") = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./204" [pid 1130] symlink("/dev/binderfs", "./binderfs" [pid 303] <... rmdir resumed>) = 0 [pid 303] mkdir("./205", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1130] <... symlink resumed>) = 0 executing program [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1130] write(1, "executing program\n", 18) = 18 [pid 303] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1130] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1131 attached [pid 1130] <... openat resumed>) = 3 [pid 1130] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] umount2("./199", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1131] set_robust_list(0x555569336660, 24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1131] <... set_robust_list resumed>) = 0 [pid 1130] <... openat resumed>) = 4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 207 [pid 1130] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1131] chdir("./205" [pid 301] openat(AT_FDCWD, "./199", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1130] <... openat resumed>) = 5 [pid 1131] <... chdir resumed>) = 0 [pid 1130] setns(201, 0 [pid 1131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1130] <... setns resumed>) = 0 [pid 1131] <... prctl resumed>) = 0 [pid 301] umount2("./199/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1131] setpgid(0, 0 [pid 1130] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] newfstatat(AT_FDCWD, "./199/binderfs", [pid 1131] <... setpgid resumed>) = 0 [pid 1130] <... socket resumed>) = 6 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./199/binderfs" [pid 1131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1130] setns(5, 0 [pid 301] <... unlink resumed>) = 0 [pid 1130] <... setns resumed>) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./199" [pid 1131] <... openat resumed>) = 3 [pid 1131] write(3, "1000", 4 [pid 1130] close(5 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./200", 0777) = 0 [pid 1130] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1131] <... write resumed>) = 4 [pid 1130] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1131] close(3) = 0 [pid 1131] symlink("/dev/binderfs", "./binderfs" [pid 1130] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1131] <... symlink resumed>) = 0 executing program [pid 1130] close(3 [pid 1131] write(1, "executing program\n", 18./strace-static-x86_64: Process 1132 attached ) = 18 [pid 1130] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 202 [pid 1132] set_robust_list(0x555569336660, 24 [pid 1130] close(4 [pid 1132] <... set_robust_list resumed>) = 0 [pid 1132] chdir("./200" [pid 1131] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1130] <... close resumed>) = 0 [pid 1132] <... chdir resumed>) = 0 [pid 1132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1131] <... openat resumed>) = 3 [pid 1130] close(5 [pid 1132] setpgid(0, 0 [pid 1131] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] <... setpgid resumed>) = 0 [pid 1130] close(6 [pid 1132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1131] <... openat resumed>) = 4 [pid 1130] <... close resumed>) = 0 [pid 1130] close(7 [pid 1132] <... openat resumed>) = 3 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] write(3, "1000", 4) = 4 executing program [pid 1132] close(3) = 0 [pid 1132] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1131] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 1130] close(8) = -1 EBADF (Bad file descriptor) [pid 1132] write(1, "executing program\n", 18) = 18 [pid 1132] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1130] close(9 [pid 1132] <... openat resumed>) = 3 [pid 1131] <... openat resumed>) = 5 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1130] close(10 [pid 302] umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1131] setns(201, 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] <... openat resumed>) = 4 [pid 1131] <... setns resumed>) = 0 [pid 1130] close(11 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1131] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1131] <... socket resumed>) = 6 [pid 1130] close(12 [pid 302] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1132] <... openat resumed>) = 5 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] setns(201, 0 [pid 1130] close(13 [pid 302] <... openat resumed>) = 3 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] <... setns resumed>) = 0 [pid 1130] close(14 [pid 302] newfstatat(3, "", [pid 1132] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1132] <... socket resumed>) = 6 [pid 1131] setns(5, 0 [pid 1130] close(15 [pid 1131] <... setns resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1130] close(16 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1131] close(5 [pid 302] umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1130] close(17 [pid 1131] <... close resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1132] setns(5, 0) = 0 [pid 1132] close(5) = 0 [pid 1132] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1131] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1130] close(18 [pid 302] newfstatat(AT_FDCWD, "./214/binderfs", [pid 1132] close(3) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1132] close(4 [pid 1130] close(19 [pid 302] unlink("./214/binderfs" [pid 1132] <... close resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1130] close(20 [pid 302] <... unlink resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] close(5) = -1 EBADF (Bad file descriptor) [pid 1132] close(6) = 0 [pid 1132] close(7) = -1 EBADF (Bad file descriptor) [pid 1132] close(8) = -1 EBADF (Bad file descriptor) [pid 1132] close(9) = -1 EBADF (Bad file descriptor) [pid 1132] close(10) = -1 EBADF (Bad file descriptor) [pid 1132] close(11) = -1 EBADF (Bad file descriptor) [pid 1132] close(12) = -1 EBADF (Bad file descriptor) [pid 1132] close(13) = -1 EBADF (Bad file descriptor) [pid 1132] close(14) = -1 EBADF (Bad file descriptor) [pid 1132] close(15) = -1 EBADF (Bad file descriptor) [pid 1132] close(16) = -1 EBADF (Bad file descriptor) [pid 1132] close(17) = -1 EBADF (Bad file descriptor) [pid 1132] close(18) = -1 EBADF (Bad file descriptor) [pid 1132] close(19) = -1 EBADF (Bad file descriptor) [pid 1132] close(20) = -1 EBADF (Bad file descriptor) [pid 1132] close(21) = -1 EBADF (Bad file descriptor) [pid 1132] close(22) = -1 EBADF (Bad file descriptor) [pid 1132] close(23) = -1 EBADF (Bad file descriptor) [pid 1132] close(24) = -1 EBADF (Bad file descriptor) [pid 1132] close(25) = -1 EBADF (Bad file descriptor) [pid 1132] close(26) = -1 EBADF (Bad file descriptor) [pid 1132] close(27) = -1 EBADF (Bad file descriptor) [pid 1132] close(28) = -1 EBADF (Bad file descriptor) [pid 1132] close(29) = -1 EBADF (Bad file descriptor) [pid 1132] exit_group(0) = ? [pid 1131] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1130] close(21 [pid 1131] close(3 [pid 302] getdents64(3, [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1132] +++ exited with 0 +++ [pid 1131] <... close resumed>) = 0 [pid 1130] close(22 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1131] close(4 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1130] close(23 [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./214" [pid 1130] close(24 [pid 302] <... rmdir resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./215", 0777 [pid 1131] <... close resumed>) = 0 [pid 1130] close(25 [pid 1131] close(5) = -1 EBADF (Bad file descriptor) [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1131] close(6 [pid 1130] close(26 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1131] <... close resumed>) = 0 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1131] close(7 [pid 1130] close(27 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1131] close(8 [pid 1130] close(28 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1131] close(9) = -1 EBADF (Bad file descriptor) [pid 1130] close(29 [pid 301] umount2("./200", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1131] close(10 [pid 1130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./200", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1131] close(11 [pid 1130] exit_group(0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1131] close(12 [pid 1130] <... exit_group resumed>) = ? [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1131] close(13 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1131] close(14 [pid 301] getdents64(3, [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1131] close(15 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./200/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1131] close(16) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1131] close(17) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./200/binderfs", [pid 1131] close(18 [pid 1130] +++ exited with 0 +++ [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1131] close(19 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] unlink("./200/binderfs"./strace-static-x86_64: Process 1133 attached [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1131] close(20) = -1 EBADF (Bad file descriptor) [pid 1131] close(21 [pid 301] getdents64(3, [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 217 [pid 1133] set_robust_list(0x555569336660, 24) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1133] chdir("./215" [pid 1131] close(22 [pid 301] close(3 [pid 1133] <... chdir resumed>) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1131] close(23 [pid 1133] <... prctl resumed>) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./200" [pid 1131] close(24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... rmdir resumed>) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1131] close(25 [pid 301] mkdir("./201", 0777 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1133] setpgid(0, 0 [pid 1131] close(26 [pid 306] newfstatat(3, "", [pid 301] <... mkdir resumed>) = 0 [pid 1133] <... setpgid resumed>) = 0 [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1131] close(27 [pid 1133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1133] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1134 attached [pid 1133] write(3, "1000", 4 [pid 1131] close(28 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1134] set_robust_list(0x555569336660, 24) = 0 [pid 1133] <... write resumed>) = 4 [pid 1133] close(3 [pid 1134] chdir("./201" [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1134] <... chdir resumed>) = 0 [pid 1133] <... close resumed>) = 0 [pid 1131] close(29 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 203 [pid 1134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1133] symlink("/dev/binderfs", "./binderfs" [pid 1131] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./204/binderfs", [pid 1134] <... prctl resumed>) = 0 [pid 1133] <... symlink resumed>) = 0 [pid 1131] exit_group(0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1134] setpgid(0, 0 [pid 1133] write(1, "executing program\n", 18 [pid 1131] <... exit_group resumed>) = ? executing program [pid 306] unlink("./204/binderfs" [pid 1134] <... setpgid resumed>) = 0 [pid 1133] <... write resumed>) = 18 [pid 1134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1133] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1131] +++ exited with 0 +++ [pid 306] <... unlink resumed>) = 0 [pid 1133] <... openat resumed>) = 3 [pid 306] getdents64(3, [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] close(3) = 0 [pid 306] rmdir("./204") = 0 [pid 306] mkdir("./205", 0777) = 0 [pid 1134] <... openat resumed>) = 3 [pid 1133] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1134] write(3, "1000", 4./strace-static-x86_64: Process 1135 attached ) = 4 [pid 1133] <... openat resumed>) = 4 [pid 1134] close(3 [pid 1133] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1135] set_robust_list(0x555569336660, 24 [pid 1134] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 207 [pid 1135] <... set_robust_list resumed>) = 0 [pid 1134] symlink("/dev/binderfs", "./binderfs" [pid 1133] <... openat resumed>) = 5 [pid 1135] chdir("./205") = 0 [pid 1134] <... symlink resumed>) = 0 [pid 1133] setns(201, 0 [pid 1134] write(1, "executing program\n", 18 executing program [pid 1133] <... setns resumed>) = 0 [pid 1134] <... write resumed>) = 18 [pid 1133] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1134] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1135] setpgid(0, 0 [pid 1133] <... socket resumed>) = 6 [pid 1135] <... setpgid resumed>) = 0 [pid 1134] <... openat resumed>) = 3 [pid 1133] setns(5, 0 [pid 1135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1134] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1133] <... setns resumed>) = 0 [pid 1135] <... openat resumed>) = 3 [pid 1135] write(3, "1000", 4) = 4 [pid 1135] close(3) = 0 [pid 1134] <... openat resumed>) = 4 [pid 1133] close(5 [pid 303] <... restart_syscall resumed>) = 0 [pid 1134] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1133] <... close resumed>) = 0 [pid 1135] symlink("/dev/binderfs", "./binderfs" [pid 1134] <... openat resumed>) = 5 [pid 1134] setns(201, 0 [pid 1135] <... symlink resumed>) = 0 [pid 1134] <... setns resumed>) = 0 [pid 1134] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1134] setns(5, 0) = 0 [pid 1134] close(5) = 0 [pid 1134] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1133] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1135] write(1, "executing program\n", 18 [pid 303] umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1135] <... write resumed>) = 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1135] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1135] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 1134] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] newfstatat(3, "", [pid 1134] close(3 [pid 1135] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1134] <... close resumed>) = 0 [pid 1133] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1134] close(4) = 0 [pid 303] getdents64(3, [pid 1133] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1133] <... close resumed>) = 0 [pid 303] umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1134] close(5) = -1 EBADF (Bad file descriptor) [pid 1134] close(6) = 0 [pid 1134] close(7) = -1 EBADF (Bad file descriptor) [pid 1135] <... openat resumed>) = 4 [pid 1134] close(8 [pid 1133] close(4 [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1134] close(9) = -1 EBADF (Bad file descriptor) [pid 1134] close(10) = -1 EBADF (Bad file descriptor) [pid 1134] close(11) = -1 EBADF (Bad file descriptor) [pid 1134] close(12) = -1 EBADF (Bad file descriptor) [pid 1134] close(13) = -1 EBADF (Bad file descriptor) [pid 1134] close(14) = -1 EBADF (Bad file descriptor) [pid 1133] <... close resumed>) = 0 [pid 1134] close(15 [pid 303] newfstatat(AT_FDCWD, "./205/binderfs", [pid 1135] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1133] close(5 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./205/binderfs" [pid 1133] close(6 [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1134] close(16 [pid 303] <... unlink resumed>) = 0 [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1134] close(17 [pid 1133] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(7 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1135] <... openat resumed>) = 5 [pid 1134] close(18 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1135] setns(201, 0 [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(8 [pid 1135] <... setns resumed>) = 0 [pid 1134] close(19 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1135] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(9 [pid 303] rmdir("./205" [pid 1135] <... socket resumed>) = 6 [pid 1134] close(20 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1134] close(21) = -1 EBADF (Bad file descriptor) [pid 1134] close(22) = -1 EBADF (Bad file descriptor) [pid 1134] close(23) = -1 EBADF (Bad file descriptor) [pid 1134] close(24) = -1 EBADF (Bad file descriptor) [pid 1134] close(25) = -1 EBADF (Bad file descriptor) [pid 1134] close(26) = -1 EBADF (Bad file descriptor) [pid 1134] close(27) = -1 EBADF (Bad file descriptor) [pid 1134] close(28) = -1 EBADF (Bad file descriptor) [pid 1134] close(29) = -1 EBADF (Bad file descriptor) [pid 1135] setns(5, 0 [pid 1133] close(10 [pid 303] mkdir("./206", 0777 [pid 1135] <... setns resumed>) = 0 [pid 1134] exit_group(0 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1135] close(5 [pid 303] <... mkdir resumed>) = 0 [pid 1133] close(11 [pid 1135] <... close resumed>) = 0 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1135] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1133] close(12 [pid 1134] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1136 attached [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(13 [pid 1136] set_robust_list(0x555569336660, 24 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... set_robust_list resumed>) = 0 [pid 1135] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1134] +++ exited with 0 +++ [pid 1133] close(14 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 208 [pid 1135] close(3 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] chdir("./206" [pid 1135] <... close resumed>) = 0 [pid 1133] close(15 [pid 1135] close(4 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... chdir resumed>) = 0 [pid 1135] <... close resumed>) = 0 [pid 1133] close(16 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1135] close(5 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1136] <... prctl resumed>) = 0 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(17 [pid 1136] setpgid(0, 0 [pid 1135] close(6 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... setpgid resumed>) = 0 [pid 1135] <... close resumed>) = 0 [pid 1133] close(18) = -1 EBADF (Bad file descriptor) [pid 1136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1135] close(7 [pid 1133] close(19) = -1 EBADF (Bad file descriptor) [pid 1136] <... openat resumed>) = 3 [pid 1133] close(20) = -1 EBADF (Bad file descriptor) [pid 1133] close(21) = -1 EBADF (Bad file descriptor) [pid 1136] write(3, "1000", 4 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(22 [pid 1136] <... write resumed>) = 4 [pid 1135] close(8 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1136] close(3 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(23 [pid 1136] <... close resumed>) = 0 [pid 1135] close(9 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] symlink("/dev/binderfs", "./binderfs" [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(24 [pid 1136] <... symlink resumed>) = 0 [pid 1135] close(10 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] write(1, "executing program\n", 18 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(25executing program [pid 1136] <... write resumed>) = 18 [pid 1135] close(11 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(26 [pid 301] umount2("./201", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1135] close(12 [pid 1136] <... openat resumed>) = 3 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(27 [pid 1136] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] openat(AT_FDCWD, "./201", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1135] close(13 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1135] close(14 [pid 301] newfstatat(3, "", [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1135] close(15) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1135] close(16) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1135] close(17 [pid 301] umount2("./201/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1136] <... openat resumed>) = 4 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] close(28 [pid 1136] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1135] close(18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./201/binderfs", [pid 1136] <... openat resumed>) = 5 [pid 1135] close(19 [pid 1133] close(29 [pid 1136] setns(201, 0 [pid 1133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... setns resumed>) = 0 [pid 1136] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] exit_group(0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1136] <... socket resumed>) = 6 [pid 1135] close(20 [pid 1133] <... exit_group resumed>) = ? [pid 301] unlink("./201/binderfs" [pid 1136] setns(5, 0 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1135] close(21 [pid 301] getdents64(3, [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1135] close(22) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1135] close(23 [pid 301] <... close resumed>) = 0 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1135] close(24 [pid 301] rmdir("./201" [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1133] +++ exited with 0 +++ [pid 301] <... rmdir resumed>) = 0 [pid 1136] <... setns resumed>) = 0 [pid 1135] close(25 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1136] close(5 [pid 1135] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] mkdir("./202", 0777 [pid 1136] <... close resumed>) = 0 [pid 1135] close(26) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1136] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1135] close(27) = -1 EBADF (Bad file descriptor) [pid 1135] close(28) = -1 EBADF (Bad file descriptor) [pid 1135] close(29) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1135] exit_group(0) = ? ./strace-static-x86_64: Process 1137 attached [pid 1136] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 204 [pid 1137] set_robust_list(0x555569336660, 24 [pid 1136] close(3 [pid 1135] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1137] <... set_robust_list resumed>) = 0 [pid 1136] <... close resumed>) = 0 [pid 1137] chdir("./202" [pid 1136] close(4 [pid 1137] <... chdir resumed>) = 0 [pid 1136] <... close resumed>) = 0 [pid 1137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1137] setpgid(0, 0) = 0 [pid 1137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1136] close(5) = -1 EBADF (Bad file descriptor) [pid 1137] <... openat resumed>) = 3 [pid 1136] close(6 [pid 1137] write(3, "1000", 4 [pid 1136] <... close resumed>) = 0 [pid 1137] <... write resumed>) = 4 [pid 1136] close(7 [pid 1137] close(3 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] <... close resumed>) = 0 [pid 1136] close(8 [pid 1137] symlink("/dev/binderfs", "./binderfs" [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1137] <... symlink resumed>) = 0 [pid 1136] close(9 [pid 1137] write(1, "executing program\n", 18 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] close(10 [pid 1137] <... write resumed>) = 18 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1136] close(11 [pid 1137] <... openat resumed>) = 3 [pid 1137] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] close(12) = -1 EBADF (Bad file descriptor) [pid 1137] <... openat resumed>) = 4 [pid 1137] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1136] close(13 [pid 1137] <... openat resumed>) = 5 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] setns(201, 0 [pid 1136] close(14 [pid 1137] <... setns resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1137] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] <... socket resumed>) = 6 [pid 1136] close(15) = -1 EBADF (Bad file descriptor) [pid 1136] close(16) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1137] setns(5, 0) = 0 [pid 1137] close(5 [pid 1136] close(17 [pid 302] umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1137] <... close resumed>) = 0 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1137] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1136] close(18 [pid 306] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... openat resumed>) = 3 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1136] close(19 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1137] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1136] close(20 [pid 306] umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 1137] close(3 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./205/binderfs", [pid 1136] close(21 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./205/binderfs" [pid 1137] <... close resumed>) = 0 [pid 1136] close(22 [pid 306] <... unlink resumed>) = 0 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1137] close(4) = 0 [pid 1136] close(23 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] close(3 [pid 1137] close(5 [pid 306] <... close resumed>) = 0 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./205" [pid 1136] close(24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1137] close(6 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./215/binderfs", [pid 1137] <... close resumed>) = 0 [pid 1136] close(25 [pid 306] mkdir("./206", 0777 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1137] close(7 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./215/binderfs" [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] close(26 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1137] close(8 [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] close(27 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3, [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] close(9 [pid 1136] close(28 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1138 attached [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1137] close(10 [pid 1136] close(29 [pid 302] <... close resumed>) = 0 [pid 1138] set_robust_list(0x555569336660, 24 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 208 [pid 302] rmdir("./215" [pid 1138] <... set_robust_list resumed>) = 0 [pid 1137] close(11 [pid 1138] chdir("./206" [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1136] exit_group(0 [pid 302] <... rmdir resumed>) = 0 [pid 1138] <... chdir resumed>) = 0 [pid 1137] close(12 [pid 1136] <... exit_group resumed>) = ? [pid 302] mkdir("./216", 0777 [pid 1138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... prctl resumed>) = 0 [pid 1138] setpgid(0, 0) = 0 [pid 1138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1136] +++ exited with 0 +++ [pid 302] <... mkdir resumed>) = 0 [pid 1137] close(13 [pid 1138] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... write resumed>) = 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1138] close(3) = 0 [pid 1137] close(14 [pid 1138] symlink("/dev/binderfs", "./binderfs" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... symlink resumed>) = 0 [pid 1137] close(15executing program [pid 1138] write(1, "executing program\n", 18./strace-static-x86_64: Process 1139 attached [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1137] close(16 [pid 1139] set_robust_list(0x555569336660, 24 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 218 [pid 1139] <... set_robust_list resumed>) = 0 [pid 1137] close(17 [pid 1138] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1139] chdir("./216" [pid 1138] <... openat resumed>) = 3 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] <... chdir resumed>) = 0 [pid 1137] close(18 [pid 1139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] <... prctl resumed>) = 0 [pid 1137] close(19 [pid 1139] setpgid(0, 0 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] <... setpgid resumed>) = 0 [pid 1138] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1137] close(20 [pid 1139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... openat resumed>) = 4 [pid 1137] close(21 [pid 1139] <... openat resumed>) = 3 [pid 1138] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] write(3, "1000", 4 [pid 1137] close(22 [pid 1139] <... write resumed>) = 4 [pid 1138] <... openat resumed>) = 5 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] close(3 [pid 1138] setns(201, 0) = 0 [pid 1138] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1137] close(23 [pid 1138] setns(5, 0 [pid 1139] <... close resumed>) = 0 [pid 1138] <... setns resumed>) = 0 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] symlink("/dev/binderfs", "./binderfs" [pid 1137] close(24 [pid 1138] close(5 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] <... symlink resumed>) = 0 [pid 1138] <... close resumed>) = 0 [pid 1137] close(25 [pid 1139] write(1, "executing program\n", 18 [pid 1138] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] <... write resumed>) = 18 [pid 1137] close(26 [pid 1139] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1138] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] close(3 [pid 1137] close(27 [pid 1139] <... openat resumed>) = 3 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... close resumed>) = 0 [pid 1137] close(28 [pid 1138] close(4) = 0 [pid 1138] close(5) = -1 EBADF (Bad file descriptor) [pid 1139] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] close(6 [pid 1139] <... openat resumed>) = 4 [pid 1138] <... close resumed>) = 0 [pid 1137] close(29 [pid 1138] close(7 [pid 1137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] close(8) = -1 EBADF (Bad file descriptor) [pid 1137] exit_group(0 [pid 1138] close(9) = -1 EBADF (Bad file descriptor) [pid 1138] close(10) = -1 EBADF (Bad file descriptor) [pid 1138] close(11) = -1 EBADF (Bad file descriptor) [pid 1138] close(12) = -1 EBADF (Bad file descriptor) [pid 1138] close(13) = -1 EBADF (Bad file descriptor) [pid 1138] close(14) = -1 EBADF (Bad file descriptor) [pid 1138] close(15) = -1 EBADF (Bad file descriptor) [pid 1138] close(16) = -1 EBADF (Bad file descriptor) [pid 1138] close(17) = -1 EBADF (Bad file descriptor) [pid 1138] close(18) = -1 EBADF (Bad file descriptor) [pid 1138] close(19) = -1 EBADF (Bad file descriptor) [pid 1138] close(20) = -1 EBADF (Bad file descriptor) [pid 1138] close(21) = -1 EBADF (Bad file descriptor) [pid 1138] close(22) = -1 EBADF (Bad file descriptor) [pid 1138] close(23) = -1 EBADF (Bad file descriptor) [pid 1138] close(24) = -1 EBADF (Bad file descriptor) [pid 1138] close(25 [pid 1139] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1137] <... exit_group resumed>) = ? [pid 1138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1138] close(26) = -1 EBADF (Bad file descriptor) [pid 1139] <... openat resumed>) = 5 [pid 1138] close(27) = -1 EBADF (Bad file descriptor) [pid 1138] close(28) = -1 EBADF (Bad file descriptor) [pid 1138] close(29) = -1 EBADF (Bad file descriptor) [pid 1138] exit_group(0) = ? [pid 1137] +++ exited with 0 +++ [pid 1139] setns(201, 0) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1139] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1139] <... socket resumed>) = 6 [pid 1138] +++ exited with 0 +++ [pid 1139] setns(5, 0) = 0 [pid 1139] close(5 [pid 303] <... restart_syscall resumed>) = 0 [pid 1139] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1139] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1139] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 306] umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1139] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... openat resumed>) = 3 [pid 301] umount2("./202", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1139] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1139] close(4 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] openat(AT_FDCWD, "./202", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1139] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] getdents64(3, [pid 301] <... openat resumed>) = 3 [pid 1139] close(5 [pid 306] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] newfstatat(3, "", [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 303] umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1139] close(6 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1139] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1139] close(7 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] newfstatat(AT_FDCWD, "./206/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./202/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1139] close(8 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./206/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./206/binderfs", [pid 303] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./202/binderfs", [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1139] close(9 [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] unlink("./202/binderfs" [pid 1139] close(10 [pid 303] close(3 [pid 301] <... unlink resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./206/binderfs" [pid 303] <... close resumed>) = 0 [pid 1139] close(11 [pid 303] rmdir("./206" [pid 301] getdents64(3, [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1139] close(12 [pid 306] getdents64(3, [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1139] close(13 [pid 306] close(3 [pid 303] mkdir("./207", 0777 [pid 301] close(3 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1139] close(14 [pid 306] rmdir("./206" [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./202" [pid 1139] close(15 [pid 306] <... rmdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./207", 0777./strace-static-x86_64: Process 1140 attached [pid 1139] close(16 [pid 301] mkdir("./203", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 1140] set_robust_list(0x555569336660, 24 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 209 [pid 301] <... mkdir resumed>) = 0 [pid 1140] <... set_robust_list resumed>) = 0 [pid 1139] close(17 [pid 1140] chdir("./207" [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1139] close(18./strace-static-x86_64: Process 1141 attached ) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 209 [pid 1140] <... chdir resumed>) = 0 [pid 1140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1139] close(19 [pid 1140] <... prctl resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1142 attached [pid 1141] set_robust_list(0x555569336660, 24 [pid 1140] setpgid(0, 0 [pid 1139] close(20 [pid 1141] <... set_robust_list resumed>) = 0 [pid 1140] <... setpgid resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] set_robust_list(0x555569336660, 24 [pid 1141] chdir("./207" [pid 1140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1139] close(21 [pid 1142] <... set_robust_list resumed>) = 0 [pid 1141] <... chdir resumed>) = 0 [pid 1142] chdir("./203" [pid 1140] <... openat resumed>) = 3 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 205 [pid 1140] write(3, "1000", 4 [pid 1139] close(22 [pid 1140] <... write resumed>) = 4 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... chdir resumed>) = 0 [pid 1141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1140] close(3 [pid 1139] close(23 [pid 1142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1141] <... prctl resumed>) = 0 [pid 1140] <... close resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... prctl resumed>) = 0 [pid 1141] setpgid(0, 0 [pid 1140] symlink("/dev/binderfs", "./binderfs" [pid 1139] close(24executing program [pid 1142] setpgid(0, 0 [pid 1141] <... setpgid resumed>) = 0 [pid 1140] <... symlink resumed>) = 0 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... setpgid resumed>) = 0 [pid 1139] close(25 [pid 1141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1140] write(1, "executing program\n", 18 [pid 1139] close(26 [pid 1141] <... openat resumed>) = 3 [pid 1140] <... write resumed>) = 18 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1139] close(27 [pid 1142] <... openat resumed>) = 3 [pid 1141] write(3, "1000", 4 [pid 1140] <... openat resumed>) = 3 [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1139] close(28 [pid 1142] write(3, "1000", 4 [pid 1141] <... write resumed>) = 4 [pid 1140] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... write resumed>) = 4 [pid 1141] close(3 [pid 1142] close(3) = 0 [pid 1141] <... close resumed>) = 0 [pid 1140] <... openat resumed>) = 4 [pid 1139] close(29 [pid 1142] symlink("/dev/binderfs", "./binderfs" [pid 1141] symlink("/dev/binderfs", "./binderfs" [pid 1140] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... symlink resumed>) = 0 [pid 1141] <... symlink resumed>) = 0 [pid 1140] <... openat resumed>) = 5 [pid 1139] exit_group(0) = ? executing program executing program [pid 1142] write(1, "executing program\n", 18 [pid 1141] write(1, "executing program\n", 18 [pid 1140] setns(201, 0 [pid 1139] +++ exited with 0 +++ [pid 1142] <... write resumed>) = 18 [pid 1141] <... write resumed>) = 18 [pid 1140] <... setns resumed>) = 0 [pid 1140] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1142] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1141] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1140] <... socket resumed>) = 6 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1140] setns(5, 0) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1140] close(5 [pid 1142] <... openat resumed>) = 3 [pid 1140] <... close resumed>) = 0 [pid 1140] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1142] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1141] <... openat resumed>) = 3 [pid 1142] <... openat resumed>) = 4 [pid 1141] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1142] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1141] <... openat resumed>) = 4 [pid 1140] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1140] close(3) = 0 [pid 1142] <... openat resumed>) = 5 [pid 1141] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1140] close(4 [pid 1141] <... openat resumed>) = 5 [pid 1140] <... close resumed>) = 0 [pid 1140] close(5) = -1 EBADF (Bad file descriptor) [pid 1140] close(6 [pid 1142] setns(201, 0 [pid 1141] setns(201, 0 [pid 1140] <... close resumed>) = 0 [pid 1142] <... setns resumed>) = 0 [pid 1141] <... setns resumed>) = 0 [pid 1142] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1141] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1140] close(7 [pid 1142] <... socket resumed>) = 6 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... socket resumed>) = 6 [pid 1142] setns(5, 0 [pid 1141] setns(5, 0 [pid 1140] close(8 [pid 1141] <... setns resumed>) = 0 [pid 1142] <... setns resumed>) = 0 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] close(5 [pid 1141] close(5 [pid 1140] close(9) = -1 EBADF (Bad file descriptor) [pid 1140] close(10) = -1 EBADF (Bad file descriptor) [pid 1140] close(11) = -1 EBADF (Bad file descriptor) [pid 1140] close(12) = -1 EBADF (Bad file descriptor) [pid 1140] close(13) = -1 EBADF (Bad file descriptor) [pid 1140] close(14) = -1 EBADF (Bad file descriptor) [pid 1140] close(15) = -1 EBADF (Bad file descriptor) [pid 1140] close(16 [pid 1141] <... close resumed>) = 0 [pid 1142] <... close resumed>) = 0 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1141] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1140] close(17) = -1 EBADF (Bad file descriptor) [pid 1140] close(18) = -1 EBADF (Bad file descriptor) [pid 1140] close(19) = -1 EBADF (Bad file descriptor) [pid 1140] close(20) = -1 EBADF (Bad file descriptor) [pid 1140] close(21) = -1 EBADF (Bad file descriptor) [pid 1140] close(22) = -1 EBADF (Bad file descriptor) [pid 1142] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1140] close(23) = -1 EBADF (Bad file descriptor) [pid 1140] close(24 [pid 1142] close(3 [pid 1141] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1142] <... close resumed>) = 0 [pid 1141] close(3 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] close(25 [pid 1141] <... close resumed>) = 0 [pid 1142] close(4 [pid 1141] close(4 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] close(26 [pid 1142] <... close resumed>) = 0 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = 0 [pid 1142] close(5 [pid 1141] close(5 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] close(6 [pid 1141] close(6 [pid 1142] <... close resumed>) = 0 [pid 1141] <... close resumed>) = 0 [pid 1140] close(27) = -1 EBADF (Bad file descriptor) [pid 1140] close(28 [pid 1142] close(7 [pid 1141] close(7 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] close(29 [pid 1142] close(8 [pid 1141] close(8 [pid 1140] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] exit_group(0 [pid 1142] close(9 [pid 1141] close(9 [pid 1140] <... exit_group resumed>) = ? [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1140] +++ exited with 0 +++ [pid 1142] close(10 [pid 1141] close(10 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 1142] close(11 [pid 1141] close(11 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] close(12 [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] close(12 [pid 1142] close(13 [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1142] close(14 [pid 1141] close(13 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1142] close(15 [pid 1141] close(14 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1142] close(16 [pid 1141] close(15 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1142] close(17 [pid 1141] close(16 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1142] close(18 [pid 1141] close(17 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1142] close(19 [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1141] close(18 [pid 1142] close(20 [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] close(19 [pid 1142] close(21 [pid 302] umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1142] close(22 [pid 1141] close(20 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./216/binderfs", [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1142] close(23 [pid 1141] close(21 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./216/binderfs" [pid 1142] close(24 [pid 1141] close(22 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1142] close(25 [pid 1141] close(23 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1142] close(26 [pid 1141] close(24 [pid 303] umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1142] close(27 [pid 1141] close(25 [pid 303] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 302] close(3 [pid 1142] close(28 [pid 1141] close(26 [pid 303] newfstatat(3, "", [pid 302] <... close resumed>) = 0 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] rmdir("./216" [pid 1142] close(29 [pid 1141] close(27 [pid 1142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] <... rmdir resumed>) = 0 [pid 1142] exit_group(0 [pid 1141] close(28 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1142] <... exit_group resumed>) = ? [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./217", 0777 [pid 1141] close(29 [pid 303] umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... mkdir resumed>) = 0 [pid 1141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1142] +++ exited with 0 +++ [pid 1141] exit_group(0 [pid 303] unlink("./207/binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1141] <... exit_group resumed>) = ? [pid 303] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] getdents64(3, [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1143 attached [pid 303] close(3) = 0 [pid 303] rmdir("./207") = 0 [pid 1141] +++ exited with 0 +++ [pid 303] mkdir("./208", 0777 [pid 1143] set_robust_list(0x555569336660, 24) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 219 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1143] chdir("./217" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 1143] <... chdir resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1143] setpgid(0, 0./strace-static-x86_64: Process 1144 attached ) = 0 [pid 306] umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1144] set_robust_list(0x555569336660, 24 [pid 1143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1144] <... set_robust_list resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 210 [pid 301] umount2("./203", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1144] chdir("./208" [pid 306] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1143] <... openat resumed>) = 3 [pid 1143] write(3, "1000", 4 [pid 306] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./203", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1144] <... chdir resumed>) = 0 [pid 1143] <... write resumed>) = 4 [pid 306] newfstatat(3, "", [pid 301] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1143] close(3 [pid 301] newfstatat(3, "", [pid 1144] <... prctl resumed>) = 0 [pid 1143] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./207/binderfs", [pid 1144] setpgid(0, 0 [pid 1143] symlink("/dev/binderfs", "./binderfs" [pid 1144] <... setpgid resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] unlink("./207/binderfs" [pid 1143] <... symlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./207") = 0 [pid 306] mkdir("./208", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 1144] <... openat resumed>) = 3 [pid 1143] write(1, "executing program\n", 18 executing program [pid 1144] write(3, "1000", 4 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1144] <... write resumed>) = 4 [pid 1143] <... write resumed>) = 18 [pid 301] umount2("./203/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1144] close(3 [pid 1143] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1145 attached [pid 1144] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 210 [pid 1143] <... openat resumed>) = 3 [pid 1144] symlink("/dev/binderfs", "./binderfs" [pid 301] newfstatat(AT_FDCWD, "./203/binderfs", [pid 1145] set_robust_list(0x555569336660, 24) = 0 [pid 1144] <... symlink resumed>) = 0 [pid 1143] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1145] chdir("./208" [pid 1144] write(1, "executing program\n", 18 [pid 301] unlink("./203/binderfs" [pid 1144] <... write resumed>) = 18 [pid 1144] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1145] <... chdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1143] <... openat resumed>) = 4 [pid 1144] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 1145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1143] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1144] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1145] <... prctl resumed>) = 0 [pid 301] close(3 [pid 1143] <... openat resumed>) = 5 [pid 1145] setpgid(0, 0 [pid 1143] setns(201, 0 [pid 301] <... close resumed>) = 0 [pid 1145] <... setpgid resumed>) = 0 [pid 1143] <... setns resumed>) = 0 [pid 301] rmdir("./203" [pid 1143] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1144] <... openat resumed>) = 4 [pid 1143] <... socket resumed>) = 6 [pid 301] <... rmdir resumed>) = 0 [pid 1145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1144] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1144] setns(201, 0) = 0 [pid 1144] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1144] setns(5, 0) = 0 [pid 1144] close(5) = 0 [pid 1143] setns(5, 0 [pid 301] mkdir("./204", 0777 [pid 1144] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1145] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 1145] write(3, "1000", 4 [pid 1143] <... setns resumed>) = 0 [pid 1145] <... write resumed>) = 4 [pid 1143] close(5 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1145] close(3 [pid 1143] <... close resumed>) = 0 [pid 1144] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1144] close(3) = 0 [pid 1145] <... close resumed>) = 0 ./strace-static-x86_64: Process 1146 attached [pid 1145] symlink("/dev/binderfs", "./binderfs" [pid 1144] close(4 [pid 1143] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1146] set_robust_list(0x555569336660, 24 [pid 1144] <... close resumed>) = 0 [pid 1146] <... set_robust_list resumed>) = 0 [pid 1146] chdir("./204" [pid 1144] close(5) = -1 EBADF (Bad file descriptor) [pid 1146] <... chdir resumed>) = 0 [pid 1144] close(6 [pid 1146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1144] <... close resumed>) = 0 [pid 1146] <... prctl resumed>) = 0 [pid 1146] setpgid(0, 0 [pid 1144] close(7 [pid 1146] <... setpgid resumed>) = 0 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1144] close(8) = -1 EBADF (Bad file descriptor) [pid 1144] close(9 [pid 1145] <... symlink resumed>) = 0 executing program [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 206 [pid 1146] <... openat resumed>) = 3 [pid 1145] write(1, "executing program\n", 18 [pid 1144] close(10 [pid 1146] write(3, "1000", 4 [pid 1145] <... write resumed>) = 18 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... write resumed>) = 4 [pid 1144] close(11 [pid 1143] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1146] close(3 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = 0 [pid 1145] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1144] close(12 [pid 1146] symlink("/dev/binderfs", "./binderfs" [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... symlink resumed>) = 0 [pid 1145] <... openat resumed>) = 3 [pid 1144] close(13 executing program [pid 1146] write(1, "executing program\n", 18 [pid 1145] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(3 [pid 1146] <... write resumed>) = 18 [pid 1144] close(14 [pid 1146] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = 0 [pid 1146] <... openat resumed>) = 3 [pid 1144] close(15 [pid 1145] <... openat resumed>) = 4 [pid 1143] close(4 [pid 1146] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... openat resumed>) = 4 [pid 1144] close(16) = -1 EBADF (Bad file descriptor) [pid 1144] close(17) = -1 EBADF (Bad file descriptor) [pid 1146] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1144] close(18 [pid 1146] <... openat resumed>) = 5 [pid 1145] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = 0 [pid 1144] close(19 [pid 1143] close(5 [pid 1146] setns(201, 0 [pid 1145] <... openat resumed>) = 5 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... setns resumed>) = 0 [pid 1144] close(20 [pid 1146] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... socket resumed>) = 6 [pid 1144] close(21 [pid 1145] setns(201, 0 [pid 1143] close(6 [pid 1146] setns(5, 0 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... setns resumed>) = 0 [pid 1144] close(22 [pid 1146] close(5 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = 0 [pid 1146] <... close resumed>) = 0 [pid 1145] <... setns resumed>) = 0 [pid 1144] close(23 [pid 1143] close(7 [pid 1146] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1145] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... socket resumed>) = 6 [pid 1144] close(24 [pid 1145] setns(5, 0 [pid 1144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(8 [pid 1145] <... setns resumed>) = 0 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1144] close(25) = -1 EBADF (Bad file descriptor) [pid 1144] close(26) = -1 EBADF (Bad file descriptor) [pid 1144] close(27) = -1 EBADF (Bad file descriptor) [pid 1144] close(28) = -1 EBADF (Bad file descriptor) [pid 1144] close(29) = -1 EBADF (Bad file descriptor) [pid 1144] exit_group(0) = ? [pid 1146] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1145] close(5 [pid 1146] close(3 [pid 1143] close(9 [pid 1145] <... close resumed>) = 0 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = 0 [pid 1143] close(10 [pid 1145] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(4 [pid 1143] close(11 [pid 1146] <... close resumed>) = 0 [pid 1145] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1144] +++ exited with 0 +++ [pid 1143] close(12 [pid 1146] close(5 [pid 1145] close(3 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(13 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1146] close(6 [pid 1145] <... close resumed>) = 0 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = 0 [pid 1145] close(4 [pid 1143] close(14 [pid 1146] close(7 [pid 1145] <... close resumed>) = 0 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(5 [pid 1146] close(8 [pid 1143] close(15 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(9 [pid 1143] close(16 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(10 [pid 1145] close(6 [pid 1143] close(17 [pid 1145] <... close resumed>) = 0 [pid 1145] close(7) = -1 EBADF (Bad file descriptor) [pid 1145] close(8) = -1 EBADF (Bad file descriptor) [pid 1145] close(9) = -1 EBADF (Bad file descriptor) [pid 1145] close(10) = -1 EBADF (Bad file descriptor) [pid 1145] close(11) = -1 EBADF (Bad file descriptor) [pid 1145] close(12 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(11 [pid 1143] close(18 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(13 [pid 1143] close(19 [pid 1146] close(12 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(14 [pid 1143] close(20 [pid 1146] close(13 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(15 [pid 1143] close(21 [pid 1146] close(14 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(16) = -1 EBADF (Bad file descriptor) [pid 1146] close(15 [pid 1145] close(17 [pid 1143] close(22 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(16 [pid 1145] close(18 [pid 1143] close(23 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(17 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(24 [pid 1146] close(18 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(19 [pid 1143] close(25 [pid 1146] close(19 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(20 [pid 1143] close(26 [pid 1146] close(20 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(21) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(22 [pid 1143] close(27 [pid 1146] close(21 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(23 [pid 1146] close(22 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(28 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(24 [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(23 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] close(29 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(24 [pid 1145] close(25) = -1 EBADF (Bad file descriptor) [pid 1145] close(26 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] exit_group(0 [pid 1146] close(25 [pid 1145] close(27 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1143] <... exit_group resumed>) = ? [pid 1146] close(26 [pid 1145] close(28 [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] close(29 [pid 303] <... restart_syscall resumed>) = 0 [pid 1146] close(27 [pid 1145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1145] exit_group(0) = ? [pid 1145] +++ exited with 0 +++ [pid 1143] +++ exited with 0 +++ [pid 1146] close(28 [pid 303] umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1146] close(29) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1146] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1146] <... exit_group resumed>) = ? [pid 303] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./208/binderfs") = 0 [pid 1146] +++ exited with 0 +++ [pid 303] getdents64(3, [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] rmdir("./208") = 0 [pid 306] umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] mkdir("./209", 0777 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... mkdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./208/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./208/binderfs") = 0 ./strace-static-x86_64: Process 1147 attached [pid 306] getdents64(3, [pid 1147] set_robust_list(0x555569336660, 24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1147] <... set_robust_list resumed>) = 0 [pid 306] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 211 [pid 1147] chdir("./209" [pid 306] <... close resumed>) = 0 [pid 1147] <... chdir resumed>) = 0 [pid 306] rmdir("./208" [pid 1147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1147] setpgid(0, 0) = 0 [pid 1147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 1147] <... openat resumed>) = 3 [pid 306] mkdir("./209", 0777 [pid 1147] write(3, "1000", 4) = 4 [pid 1147] close(3) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1147] write(1, "executing program\n", 18) = 18 [pid 1147] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1147] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 executing program ./strace-static-x86_64: Process 1148 attached [pid 1147] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1148] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 211 [pid 1148] <... set_robust_list resumed>) = 0 [pid 1148] chdir("./209" [pid 1147] <... openat resumed>) = 5 [pid 1147] setns(201, 0) = 0 [pid 1147] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1148] <... chdir resumed>) = 0 [pid 1147] setns(5, 0) = 0 [pid 1147] close(5 [pid 1148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1147] <... close resumed>) = 0 [pid 1148] setpgid(0, 0 [pid 1147] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1148] <... setpgid resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... restart_syscall resumed>) = 0 [pid 1147] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1147] close(3 [pid 302] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1148] <... openat resumed>) = 3 [pid 1147] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./204", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1147] close(4 [pid 1148] write(3, "1000", 4 [pid 1147] <... close resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1148] <... write resumed>) = 4 [pid 1147] close(5 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1148] close(3 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] openat(AT_FDCWD, "./204", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1148] <... close resumed>) = 0 [pid 1147] close(6 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1148] symlink("/dev/binderfs", "./binderfs" [pid 1147] <... close resumed>) = 0 [pid 302] umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 1147] close(7 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./217/binderfs", [pid 1148] <... symlink resumed>) = 0 [pid 1147] close(8executing program [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(3, "", [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1147] close(9 [pid 302] unlink("./217/binderfs" [pid 1148] <... write resumed>) = 18 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1148] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1147] close(10 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1148] <... openat resumed>) = 3 [pid 301] umount2("./204/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1148] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1147] close(11 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./204/binderfs", [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1147] close(12 [pid 302] <... close resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./217" [pid 1147] close(13 [pid 302] <... rmdir resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./218", 0777 [pid 1148] <... openat resumed>) = 4 [pid 1147] close(14 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1148] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./204/binderfs" [pid 1147] close(15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1148] <... openat resumed>) = 5 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 1149 attached [pid 1147] close(16) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 220 [pid 1147] close(17 [pid 1148] setns(201, 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1148] <... setns resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1148] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] close(3 [pid 1148] <... socket resumed>) = 6 [pid 301] <... close resumed>) = 0 [pid 1148] setns(5, 0 [pid 301] rmdir("./204" [pid 1148] <... setns resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1149] set_robust_list(0x555569336660, 24 [pid 1147] close(18 [pid 301] mkdir("./205", 0777 [pid 1149] <... set_robust_list resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] chdir("./218" [pid 1148] close(5 [pid 1147] close(19 [pid 301] <... mkdir resumed>) = 0 [pid 1149] <... chdir resumed>) = 0 [pid 1148] <... close resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1148] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1147] close(20 [pid 1149] <... prctl resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] setpgid(0, 0 [pid 1147] close(21 [pid 1149] <... setpgid resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1147] close(22./strace-static-x86_64: Process 1150 attached ) = -1 EBADF (Bad file descriptor) [pid 1147] close(23 [pid 1149] <... openat resumed>) = 3 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1147] close(24) = -1 EBADF (Bad file descriptor) [pid 1147] close(25 [pid 1149] write(3, "1000", 4 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] <... write resumed>) = 4 [pid 1147] close(26 [pid 1149] close(3 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] <... close resumed>) = 0 [pid 1147] close(27) = -1 EBADF (Bad file descriptor) [pid 1149] symlink("/dev/binderfs", "./binderfs" [pid 1147] close(28 [pid 1149] <... symlink resumed>) = 0 [pid 1147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1147] close(29) = -1 EBADF (Bad file descriptor) executing program [pid 1147] exit_group(0 [pid 1150] set_robust_list(0x555569336660, 24 [pid 1149] write(1, "executing program\n", 18 [pid 1147] <... exit_group resumed>) = ? [pid 1150] <... set_robust_list resumed>) = 0 [pid 1149] <... write resumed>) = 18 [pid 1148] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1150] chdir("./205" [pid 1148] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 207 [pid 1150] <... chdir resumed>) = 0 [pid 1149] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1148] <... close resumed>) = 0 [pid 1147] +++ exited with 0 +++ [pid 1150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1148] close(4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1150] <... prctl resumed>) = 0 [pid 1149] <... openat resumed>) = 3 [pid 1148] <... close resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1150] setpgid(0, 0 [pid 1149] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1148] close(5 [pid 1150] <... setpgid resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1149] <... openat resumed>) = 4 [pid 1148] close(6 [pid 1149] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1150] <... openat resumed>) = 3 [pid 1149] <... openat resumed>) = 5 [pid 1148] <... close resumed>) = 0 [pid 1149] setns(201, 0 [pid 1150] write(3, "1000", 4 [pid 1148] close(7 [pid 1150] <... write resumed>) = 4 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(3 [pid 1148] close(8 [pid 1150] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] symlink("/dev/binderfs", "./binderfs" [pid 1149] <... setns resumed>) = 0 [pid 1148] close(9 [pid 1149] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] <... symlink resumed>) = 0 [pid 1149] setns(5, 0) = 0 [pid 1149] close(5) = 0 [pid 1149] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1150] write(1, "executing program\n", 18 [pid 1148] close(10 [pid 1150] <... write resumed>) = 18 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1148] close(11 [pid 1150] <... openat resumed>) = 3 [pid 1149] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1149] close(3 [pid 1148] close(12 [pid 1149] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] close(4 [pid 1148] close(13 [pid 1150] <... openat resumed>) = 4 [pid 1149] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] close(5) = -1 EBADF (Bad file descriptor) [pid 1150] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1149] close(6 [pid 1148] close(14 [pid 1149] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] <... openat resumed>) = 5 [pid 1148] close(15 [pid 1149] close(7 [pid 1150] setns(201, 0 [pid 1149] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] close(8) = -1 EBADF (Bad file descriptor) [pid 1149] close(9) = -1 EBADF (Bad file descriptor) [pid 1148] close(16 [pid 1150] <... setns resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1148] close(17 [pid 1149] close(10 [pid 1150] <... socket resumed>) = 6 [pid 1149] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] close(11) = -1 EBADF (Bad file descriptor) [pid 1149] close(12) = -1 EBADF (Bad file descriptor) [pid 1149] close(13) = -1 EBADF (Bad file descriptor) [pid 1149] close(14) = -1 EBADF (Bad file descriptor) [pid 1149] close(15) = -1 EBADF (Bad file descriptor) [pid 1149] close(16) = -1 EBADF (Bad file descriptor) [pid 1149] close(17) = -1 EBADF (Bad file descriptor) [pid 1149] close(18) = -1 EBADF (Bad file descriptor) [pid 1149] close(19) = -1 EBADF (Bad file descriptor) [pid 1149] close(20) = -1 EBADF (Bad file descriptor) [pid 1149] close(21) = -1 EBADF (Bad file descriptor) [pid 1149] close(22) = -1 EBADF (Bad file descriptor) [pid 1149] close(23) = -1 EBADF (Bad file descriptor) [pid 1149] close(24) = -1 EBADF (Bad file descriptor) [pid 1149] close(25) = -1 EBADF (Bad file descriptor) [pid 1149] close(26) = -1 EBADF (Bad file descriptor) [pid 1149] close(27) = -1 EBADF (Bad file descriptor) [pid 1149] close(28 [pid 1150] setns(5, 0 [pid 1149] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] close(18 [pid 1150] <... setns resumed>) = 0 [pid 1149] close(29 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(5 [pid 1149] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] close(19 [pid 1150] <... close resumed>) = 0 [pid 1149] exit_group(0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1149] <... exit_group resumed>) = ? [pid 1150] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1148] close(20) = -1 EBADF (Bad file descriptor) [pid 1148] close(21) = -1 EBADF (Bad file descriptor) [pid 1148] close(22 [pid 1150] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(3 [pid 1149] +++ exited with 0 +++ [pid 1148] close(23) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1150] <... close resumed>) = 0 [pid 1148] close(24 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(4 [pid 1148] close(25) = -1 EBADF (Bad file descriptor) [pid 1148] close(26 [pid 1150] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(5 [pid 1148] close(27 [pid 1150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(6 [pid 1148] close(28 [pid 1150] <... close resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1150] close(7) = -1 EBADF (Bad file descriptor) [pid 1150] close(8) = -1 EBADF (Bad file descriptor) [pid 1150] close(9) = -1 EBADF (Bad file descriptor) [pid 1150] close(10) = -1 EBADF (Bad file descriptor) [pid 1150] close(11) = -1 EBADF (Bad file descriptor) [pid 1150] close(12) = -1 EBADF (Bad file descriptor) [pid 1150] close(13) = -1 EBADF (Bad file descriptor) [pid 1150] close(14) = -1 EBADF (Bad file descriptor) [pid 1150] close(15) = -1 EBADF (Bad file descriptor) [pid 1150] close(16) = -1 EBADF (Bad file descriptor) [pid 1150] close(17) = -1 EBADF (Bad file descriptor) [pid 1150] close(18) = -1 EBADF (Bad file descriptor) [pid 1150] close(19) = -1 EBADF (Bad file descriptor) [pid 1150] close(20) = -1 EBADF (Bad file descriptor) [pid 1150] close(21) = -1 EBADF (Bad file descriptor) [pid 1150] close(22) = -1 EBADF (Bad file descriptor) [pid 1150] close(23) = -1 EBADF (Bad file descriptor) [pid 1150] close(24) = -1 EBADF (Bad file descriptor) [pid 1150] close(25) = -1 EBADF (Bad file descriptor) [pid 1150] close(26) = -1 EBADF (Bad file descriptor) [pid 1150] close(27) = -1 EBADF (Bad file descriptor) [pid 1150] close(28) = -1 EBADF (Bad file descriptor) [pid 1150] close(29) = -1 EBADF (Bad file descriptor) [pid 1150] exit_group(0) = ? [pid 1148] close(29 [pid 303] <... restart_syscall resumed>) = 0 [pid 1148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1148] exit_group(0 [pid 303] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1148] <... exit_group resumed>) = ? [pid 1150] +++ exited with 0 +++ [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1148] +++ exited with 0 +++ [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./209/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./209/binderfs") = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./209") = 0 [pid 303] mkdir("./210", 0777) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1151 attached [pid 1151] set_robust_list(0x555569336660, 24) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 212 [pid 1151] chdir("./210" [pid 302] <... restart_syscall resumed>) = 0 [pid 1151] <... chdir resumed>) = 0 [pid 1151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1151] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1151] <... setpgid resumed>) = 0 [pid 302] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 1151] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1151] write(3, "1000", 4 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./218/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./218/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./218" [pid 1151] <... write resumed>) = 4 [pid 1151] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./219", 0777 [pid 1151] <... close resumed>) = 0 [pid 1151] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 1151] <... symlink resumed>) = 0 [pid 1151] write(1, "executing program\n", 18./strace-static-x86_64: Process 1152 attached ) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 221 [pid 1151] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1152] set_robust_list(0x555569336660, 24 [pid 1151] <... openat resumed>) = 3 [pid 1152] <... set_robust_list resumed>) = 0 [pid 1151] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1152] chdir("./219" [pid 1151] <... openat resumed>) = 4 [pid 1152] <... chdir resumed>) = 0 [pid 1152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1151] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1152] <... prctl resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1152] setpgid(0, 0 [pid 1151] <... openat resumed>) = 5 [pid 1152] <... setpgid resumed>) = 0 [pid 1152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1151] setns(201, 0) = 0 [pid 1152] <... openat resumed>) = 3 [pid 1151] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1152] write(3, "1000", 4 [pid 306] umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1152] <... write resumed>) = 4 [pid 1151] <... socket resumed>) = 6 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1152] close(3 [pid 1151] setns(5, 0 [pid 306] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1152] <... close resumed>) = 0 [pid 1151] <... setns resumed>) = 0 [pid 1152] symlink("/dev/binderfs", "./binderfs" [pid 1151] close(5 [pid 306] <... openat resumed>) = 3 executing program [pid 301] <... restart_syscall resumed>) = 0 [pid 1152] <... symlink resumed>) = 0 [pid 1151] <... close resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1152] write(1, "executing program\n", 18) = 18 [pid 1152] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] umount2("./205", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1151] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1152] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./205", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1152] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 306] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1152] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1152] <... openat resumed>) = 5 [pid 1151] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./205/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1152] setns(201, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1151] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./205/binderfs", [pid 1151] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./209/binderfs", [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1151] close(4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./205/binderfs" [pid 1152] <... setns resumed>) = 0 [pid 1152] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1152] setns(5, 0) = 0 [pid 1152] close(5) = 0 [pid 1152] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... unlink resumed>) = 0 [pid 1151] <... close resumed>) = 0 [pid 306] unlink("./209/binderfs" [pid 301] getdents64(3, [pid 1152] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1151] close(5 [pid 1152] close(3 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1152] <... close resumed>) = 0 [pid 1151] close(6 [pid 306] getdents64(3, [pid 301] close(3 [pid 1152] close(4) = 0 [pid 1151] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 1152] close(5) = -1 EBADF (Bad file descriptor) [pid 1152] close(6 [pid 1151] close(7 [pid 306] close(3 [pid 301] rmdir("./205" [pid 1152] <... close resumed>) = 0 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1152] close(7) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1151] close(8 [pid 306] rmdir("./209" [pid 301] mkdir("./206", 0777 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1152] close(8 [pid 306] <... rmdir resumed>) = 0 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1152] close(9) = -1 EBADF (Bad file descriptor) [pid 1151] close(9 [pid 301] <... mkdir resumed>) = 0 [pid 306] mkdir("./210", 0777 [pid 1152] close(10 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(10 [pid 306] <... mkdir resumed>) = 0 [pid 1152] close(11) = -1 EBADF (Bad file descriptor) [pid 1152] close(12) = -1 EBADF (Bad file descriptor) [pid 1152] close(13) = -1 EBADF (Bad file descriptor) [pid 1152] close(14) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1153 attached [pid 1152] close(15 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1153] set_robust_list(0x555569336660, 24 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(11 [pid 1153] <... set_robust_list resumed>) = 0 [pid 1152] close(16 [pid 1153] chdir("./206" [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1152] close(17) = -1 EBADF (Bad file descriptor) [pid 1153] <... chdir resumed>) = 0 [pid 1152] close(18 [pid 1153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1154 attached [pid 1153] <... prctl resumed>) = 0 [pid 1152] close(19 [pid 1153] setpgid(0, 0 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] <... setpgid resumed>) = 0 [pid 1152] close(20 [pid 1153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1152] close(21) = -1 EBADF (Bad file descriptor) [pid 1153] <... openat resumed>) = 3 [pid 1152] close(22 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 208 [pid 1153] write(3, "1000", 4 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(12 [pid 1154] <... set_robust_list resumed>) = 0 [pid 1153] <... write resumed>) = 4 [pid 1152] close(23 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 212 [pid 1153] close(3 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] chdir("./210" [pid 1153] <... close resumed>) = 0 [pid 1152] close(24 [pid 1151] close(13 [pid 1154] <... chdir resumed>) = 0 [pid 1153] symlink("/dev/binderfs", "./binderfs" [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1153] <... symlink resumed>) = 0 [pid 1152] close(25 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... prctl resumed>) = 0 [pid 1153] write(1, "executing program\n", 18 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] <... write resumed>) = 18 [pid 1152] close(26 [pid 1154] setpgid(0, 0 [pid 1153] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... setpgid resumed>) = 0 [pid 1151] close(14 [pid 1153] <... openat resumed>) = 3 [pid 1152] close(27 [pid 1154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1152] close(28 [pid 1151] close(15 [pid 1154] <... openat resumed>) = 3 [pid 1153] <... openat resumed>) = 4 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] write(3, "1000", 4 [pid 1151] close(16 [pid 1154] <... write resumed>) = 4 [pid 1153] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1152] close(29 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] close(3 [pid 1153] <... openat resumed>) = 5 [pid 1152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(17 [pid 1154] <... close resumed>) = 0 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] symlink("/dev/binderfs", "./binderfs" [pid 1151] close(18 [pid 1154] <... symlink resumed>) = 0 [pid 1153] setns(201, 0 [pid 1152] exit_group(0executing program [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] write(1, "executing program\n", 18 [pid 1153] <... setns resumed>) = 0 [pid 1152] <... exit_group resumed>) = ? [pid 1154] <... write resumed>) = 18 [pid 1153] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1152] +++ exited with 0 +++ [pid 1151] close(19 [pid 1154] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1153] <... socket resumed>) = 6 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... openat resumed>) = 3 [pid 1153] setns(5, 0 [pid 1151] close(20 [pid 1154] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1153] <... setns resumed>) = 0 [pid 1153] close(5) = 0 [pid 1153] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1151] close(21 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... openat resumed>) = 4 [pid 1151] close(22) = -1 EBADF (Bad file descriptor) [pid 1154] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1153] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1151] close(23 [pid 1153] close(3 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] <... close resumed>) = 0 [pid 1151] close(24 [pid 1153] close(4 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... openat resumed>) = 5 [pid 1153] <... close resumed>) = 0 [pid 1151] close(25 [pid 1154] setns(201, 0 [pid 1153] close(5 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... setns resumed>) = 0 [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(26 [pid 1153] close(6 [pid 1154] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1153] <... close resumed>) = 0 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(7 [pid 1151] close(27 [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(8 [pid 1154] <... socket resumed>) = 6 [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1151] close(28 [pid 1154] setns(5, 0 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] <... setns resumed>) = 0 [pid 1151] close(29 [pid 1154] close(5 [pid 1151] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(9) = -1 EBADF (Bad file descriptor) [pid 1153] close(10) = -1 EBADF (Bad file descriptor) [pid 1153] close(11 [pid 1151] exit_group(0 [pid 1154] <... close resumed>) = 0 [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(12 [pid 1151] <... exit_group resumed>) = ? [pid 1154] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(13) = -1 EBADF (Bad file descriptor) [pid 1153] close(14) = -1 EBADF (Bad file descriptor) [pid 1153] close(15) = -1 EBADF (Bad file descriptor) [pid 1153] close(16) = -1 EBADF (Bad file descriptor) [pid 1153] close(17) = -1 EBADF (Bad file descriptor) [pid 1153] close(18) = -1 EBADF (Bad file descriptor) [pid 1153] close(19) = -1 EBADF (Bad file descriptor) [pid 1153] close(20) = -1 EBADF (Bad file descriptor) [pid 1153] close(21) = -1 EBADF (Bad file descriptor) [pid 1153] close(22) = -1 EBADF (Bad file descriptor) [pid 1153] close(23 [pid 1151] +++ exited with 0 +++ [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(24 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1153] close(25) = -1 EBADF (Bad file descriptor) [pid 1153] close(26 [pid 303] <... restart_syscall resumed>) = 0 [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1153] close(27) = -1 EBADF (Bad file descriptor) [pid 1154] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1153] close(28) = -1 EBADF (Bad file descriptor) [pid 1153] close(29 [pid 303] umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1154] close(3 [pid 1153] exit_group(0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1154] <... close resumed>) = 0 [pid 303] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1154] close(4 [pid 1153] <... exit_group resumed>) = ? [pid 303] <... openat resumed>) = 3 [pid 1154] <... close resumed>) = 0 [pid 1154] close(5 [pid 1153] +++ exited with 0 +++ [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1154] close(6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1154] <... close resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./210/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./210/binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 1154] close(7 [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1154] close(8 [pid 303] rmdir("./210" [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1154] close(9 [pid 302] umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./206", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1154] close(10 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1154] close(11 [pid 301] openat(AT_FDCWD, "./206", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1154] close(12 [pid 302] newfstatat(3, "", [pid 301] <... openat resumed>) = 3 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] newfstatat(3, "", [pid 1154] close(13 [pid 302] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./211", 0777 [pid 1154] close(14 [pid 301] getdents64(3, [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1154] close(15 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./206/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1155 attached [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1155] set_robust_list(0x555569336660, 24 [pid 1154] close(16 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 213 [pid 1155] <... set_robust_list resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./219/binderfs", [pid 301] newfstatat(AT_FDCWD, "./206/binderfs", [pid 1154] close(17 [pid 1155] chdir("./211" [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1154] close(18 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./206/binderfs" [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./219/binderfs" [pid 1154] close(19 [pid 1155] <... chdir resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1154] close(20 [pid 301] <... unlink resumed>) = 0 [pid 1155] <... prctl resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 1155] setpgid(0, 0 [pid 1154] close(21 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1155] <... setpgid resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 301] close(3 [pid 1155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1154] close(22 [pid 1155] <... openat resumed>) = 3 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1155] write(3, "1000", 4 [pid 1154] close(23 [pid 301] <... close resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./219" [pid 301] rmdir("./206" [pid 1154] close(24 [pid 1155] <... write resumed>) = 4 [pid 1155] close(3) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] symlink("/dev/binderfs", "./binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 1155] <... symlink resumed>) = 0 [pid 1154] close(25 [pid 302] <... rmdir resumed>) = 0 [pid 1155] write(1, "executing program\n", 18 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./220", 0777 [pid 301] mkdir("./207", 0777 [pid 1155] <... write resumed>) = 18 [pid 1155] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY executing program [pid 1154] close(26 [pid 302] <... mkdir resumed>) = 0 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 1154] close(27 [pid 1155] <... openat resumed>) = 3 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1155] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1154] close(28 [pid 1155] <... openat resumed>) = 4 [pid 1154] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1155] setns(201, 0) = 0 [pid 1155] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1155] setns(5, 0./strace-static-x86_64: Process 1156 attached ) = 0 [pid 1156] set_robust_list(0x555569336660, 24 [pid 1155] close(5 [pid 1156] <... set_robust_list resumed>) = 0 [pid 1155] <... close resumed>) = 0 [pid 1156] chdir("./220" [pid 1154] close(29) = -1 EBADF (Bad file descriptor) [pid 1156] <... chdir resumed>) = 0 [pid 1155] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1157 attached [pid 1154] exit_group(0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 222 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 209 [pid 1154] <... exit_group resumed>) = ? [pid 1156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1155] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1156] <... prctl resumed>) = 0 [pid 1156] setpgid(0, 0) = 0 [pid 1155] close(3 [pid 1156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1155] <... close resumed>) = 0 [pid 1155] close(4 [pid 1156] write(3, "1000", 4 [pid 1154] +++ exited with 0 +++ [pid 1157] set_robust_list(0x555569336660, 24 [pid 1155] <... close resumed>) = 0 [pid 1157] <... set_robust_list resumed>) = 0 [pid 1156] <... write resumed>) = 4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1156] close(3 [pid 1155] close(5 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1156] <... close resumed>) = 0 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] chdir("./207" [pid 1156] symlink("/dev/binderfs", "./binderfs" [pid 1155] close(6 [pid 1157] <... chdir resumed>) = 0 [pid 1156] <... symlink resumed>) = 0 [pid 1155] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1157] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 1156] write(1, "executing program\n", 18 [pid 1155] close(7 [pid 1156] <... write resumed>) = 18 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] setpgid(0, 0 [pid 1156] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1155] close(8 [pid 1157] <... setpgid resumed>) = 0 [pid 1156] <... openat resumed>) = 3 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1156] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1155] close(9 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1157] <... openat resumed>) = 3 [pid 1156] <... openat resumed>) = 4 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1155] close(10 [pid 1156] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] close(11) = -1 EBADF (Bad file descriptor) [pid 1157] write(3, "1000", 4 [pid 1156] <... openat resumed>) = 5 [pid 1155] close(12 [pid 306] <... openat resumed>) = 3 [pid 1157] <... write resumed>) = 4 [pid 306] newfstatat(3, "", [pid 1157] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1157] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1157] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1156] setns(201, 0 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... symlink resumed>) = 0 [pid 1156] <... setns resumed>) = 0 [pid 1155] close(13 [pid 306] umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1156] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1157] write(1, "executing program\n", 18 [pid 1156] <... socket resumed>) = 6 [pid 1155] close(14 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1157] <... write resumed>) = 18 [pid 1156] setns(5, 0 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] <... setns resumed>) = 0 [pid 1155] close(15 [pid 306] newfstatat(AT_FDCWD, "./210/binderfs", [pid 1157] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1156] close(5 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... openat resumed>) = 3 [pid 1156] <... close resumed>) = 0 [pid 1155] close(16 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1156] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1155] close(17 [pid 306] unlink("./210/binderfs" [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... openat resumed>) = 4 [pid 1155] close(18 [pid 1156] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1155] close(19 [pid 1156] close(3 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] getdents64(3, [pid 1156] <... close resumed>) = 0 [pid 1155] close(20 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1156] close(4 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1157] <... openat resumed>) = 5 [pid 1156] <... close resumed>) = 0 [pid 1155] close(21 [pid 306] <... close resumed>) = 0 [pid 1157] setns(201, 0 [pid 1156] close(5 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./210" [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] close(22 [pid 1157] <... setns resumed>) = 0 [pid 1156] close(6 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1156] <... close resumed>) = 0 [pid 1155] close(23 [pid 306] mkdir("./211", 0777 [pid 1157] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1156] close(7 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] close(24 [pid 1157] <... socket resumed>) = 6 [pid 1156] close(8 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] close(25 [pid 1156] close(9 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] close(26 [pid 1156] close(10 [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] close(11 [pid 1155] close(27 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] close(12 [pid 1155] close(28 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] close(13 [pid 1155] close(29 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] setns(5, 0 [pid 1156] close(14 [pid 1155] exit_group(0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1157] <... setns resumed>) = 0 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1155] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1158 attached [pid 1157] close(5 [pid 1156] close(15 [pid 1155] +++ exited with 0 +++ [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... close resumed>) = 0 [pid 1156] close(16 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 213 [pid 1158] set_robust_list(0x555569336660, 24 [pid 1157] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] <... set_robust_list resumed>) = 0 [pid 1156] close(17 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] close(18) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1156] close(19) = -1 EBADF (Bad file descriptor) [pid 1158] chdir("./211" [pid 1156] close(20) = -1 EBADF (Bad file descriptor) [pid 1157] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1156] close(21 [pid 1158] <... chdir resumed>) = 0 [pid 1157] close(3 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1157] <... close resumed>) = 0 [pid 1156] close(22) = -1 EBADF (Bad file descriptor) [pid 1156] close(23) = -1 EBADF (Bad file descriptor) [pid 1158] setpgid(0, 0 [pid 1157] close(4 [pid 1158] <... setpgid resumed>) = 0 [pid 1156] close(24) = -1 EBADF (Bad file descriptor) [pid 1156] close(25) = -1 EBADF (Bad file descriptor) [pid 1158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1156] close(26 [pid 1157] <... close resumed>) = 0 [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(5 [pid 1156] close(27 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(6 [pid 1156] close(28) = -1 EBADF (Bad file descriptor) [pid 1156] close(29) = -1 EBADF (Bad file descriptor) [pid 1156] exit_group(0) = ? [pid 1158] <... openat resumed>) = 3 [pid 1157] <... close resumed>) = 0 [pid 1158] write(3, "1000", 4 [pid 1157] close(7 [pid 1158] <... write resumed>) = 4 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(3 [pid 1157] close(8 [pid 1158] <... close resumed>) = 0 [pid 1158] symlink("/dev/binderfs", "./binderfs" [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1156] +++ exited with 0 +++ [pid 1158] <... symlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- executing program [pid 1157] close(9) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1158] write(1, "executing program\n", 18 [pid 1157] close(10 [pid 1158] <... write resumed>) = 18 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1157] close(11) = -1 EBADF (Bad file descriptor) [pid 1158] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1157] close(12 [pid 1158] <... openat resumed>) = 4 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(13) = -1 EBADF (Bad file descriptor) [pid 1158] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1157] close(14 [pid 1158] <... openat resumed>) = 5 [pid 1158] setns(201, 0) = 0 [pid 1158] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(15) = -1 EBADF (Bad file descriptor) [pid 1158] <... socket resumed>) = 6 [pid 1157] close(16 [pid 1158] setns(5, 0 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] <... setns resumed>) = 0 [pid 1158] close(5) = 0 [pid 1158] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1157] close(17 [pid 1158] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(3 [pid 1157] close(18) = -1 EBADF (Bad file descriptor) [pid 1157] close(19 [pid 1158] <... close resumed>) = 0 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(4 [pid 1157] close(20 [pid 1158] <... close resumed>) = 0 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(5) = -1 EBADF (Bad file descriptor) [pid 1158] close(6) = 0 [pid 1157] close(21 [pid 1158] close(7 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(8 [pid 1157] close(22 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(9 [pid 1157] close(23 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1158] close(10 [pid 1157] close(24 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(11) = -1 EBADF (Bad file descriptor) [pid 1158] close(12) = -1 EBADF (Bad file descriptor) [pid 1158] close(13 [pid 303] umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1157] close(25 [pid 303] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1158] close(14 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(26 [pid 303] <... openat resumed>) = 3 [pid 1158] close(15 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(27 [pid 1158] close(16 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(28 [pid 1158] close(17 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] close(29 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1158] close(18 [pid 1157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(19 [pid 1157] exit_group(0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1157] <... exit_group resumed>) = ? [pid 303] newfstatat(AT_FDCWD, "./211/binderfs", [pid 1158] close(20) = -1 EBADF (Bad file descriptor) [pid 1157] +++ exited with 0 +++ [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1158] close(21) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./211/binderfs" [pid 1158] close(22 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(23 [pid 303] <... unlink resumed>) = 0 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1158] close(24) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1158] close(25 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1158] close(26) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1158] close(27 [pid 303] rmdir("./211" [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1158] close(28) = -1 EBADF (Bad file descriptor) [pid 1158] close(29 [pid 303] mkdir("./212", 0777 [pid 1158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1158] exit_group(0 [pid 303] <... mkdir resumed>) = 0 [pid 1158] <... exit_group resumed>) = ? [pid 302] umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./207", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./207", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./207/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./207/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1158] +++ exited with 0 +++ [pid 301] unlink("./207/binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./207") = 0 [pid 301] mkdir("./208", 0777) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1159 attached [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 214 [pid 302] newfstatat(3, "", ./strace-static-x86_64: Process 1160 attached {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1159] set_robust_list(0x555569336660, 24 [pid 302] getdents64(3, [pid 1159] <... set_robust_list resumed>) = 0 [pid 1159] chdir("./212" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 210 [pid 1160] set_robust_list(0x555569336660, 24 [pid 1159] <... chdir resumed>) = 0 [pid 302] umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1160] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1159] setpgid(0, 0 [pid 302] newfstatat(AT_FDCWD, "./220/binderfs", [pid 1160] chdir("./208" [pid 1159] <... setpgid resumed>) = 0 [pid 1160] <... chdir resumed>) = 0 [pid 1159] 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 1160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1159] <... openat resumed>) = 3 [pid 302] unlink("./220/binderfs" [pid 1160] <... prctl resumed>) = 0 [pid 1159] write(3, "1000", 4 [pid 1160] setpgid(0, 0 [pid 1159] <... write resumed>) = 4 [pid 302] <... unlink resumed>) = 0 [pid 1160] <... setpgid resumed>) = 0 [pid 1159] close(3 [pid 302] getdents64(3, [pid 1159] <... close resumed>) = 0 [pid 1159] symlink("/dev/binderfs", "./binderfs" [pid 1160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1160] <... openat resumed>) = 3 [pid 1159] <... symlink resumed>) = 0 [pid 302] close(3 [pid 1160] write(3, "1000", 4 executing program [pid 1159] write(1, "executing program\n", 18 [pid 1160] <... write resumed>) = 4 [pid 1159] <... write resumed>) = 18 [pid 302] <... close resumed>) = 0 [pid 1160] close(3 [pid 1159] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] rmdir("./220" [pid 1160] <... close resumed>) = 0 [pid 1159] <... openat resumed>) = 3 [pid 1160] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 1159] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1160] <... symlink resumed>) = 0 [pid 1159] <... openat resumed>) = 4 executing program [pid 302] mkdir("./221", 0777 [pid 1160] write(1, "executing program\n", 18 [pid 1159] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... mkdir resumed>) = 0 [pid 1160] <... write resumed>) = 18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1160] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1159] <... openat resumed>) = 5 [pid 1159] setns(201, 0) = 0 [pid 1159] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1159] setns(5, 0) = 0 ./strace-static-x86_64: Process 1161 attached [pid 1160] <... openat resumed>) = 3 [pid 1159] close(5 [pid 1161] set_robust_list(0x555569336660, 24 [pid 1159] <... close resumed>) = 0 [pid 1161] <... set_robust_list resumed>) = 0 [pid 1161] chdir("./221" [pid 1160] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1159] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1161] <... chdir resumed>) = 0 [pid 1160] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 223 [pid 1161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1161] setpgid(0, 0 [pid 1160] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... restart_syscall resumed>) = 0 [pid 1161] <... setpgid resumed>) = 0 [pid 1161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1160] <... openat resumed>) = 5 [pid 1159] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1160] setns(201, 0 [pid 1161] <... openat resumed>) = 3 [pid 1160] <... setns resumed>) = 0 [pid 1159] close(3 [pid 306] umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1160] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1161] write(3, "1000", 4 [pid 1159] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1161] <... write resumed>) = 4 [pid 1160] <... socket resumed>) = 6 [pid 1159] close(4 [pid 1161] close(3 [pid 1160] setns(5, 0 [pid 1159] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1161] <... close resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1161] symlink("/dev/binderfs", "./binderfs" [pid 1160] <... setns resumed>) = 0 [pid 1159] close(5executing program [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1161] <... symlink resumed>) = 0 [pid 1160] close(5 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1161] write(1, "executing program\n", 18 [pid 1159] close(6 [pid 1161] <... write resumed>) = 18 [pid 1159] <... close resumed>) = 0 [pid 1161] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1159] close(7 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1161] <... openat resumed>) = 3 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1159] close(8 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1161] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] <... openat resumed>) = 4 [pid 1159] close(9 [pid 306] newfstatat(AT_FDCWD, "./211/binderfs", [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1159] close(10 [pid 1161] <... openat resumed>) = 5 [pid 1160] <... close resumed>) = 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1159] close(11 [pid 1161] setns(201, 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./211/binderfs" [pid 1160] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1161] <... setns resumed>) = 0 [pid 1159] close(12 [pid 1161] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1161] <... socket resumed>) = 6 [pid 1159] close(13) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1159] close(14 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1161] setns(5, 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1161] <... setns resumed>) = 0 [pid 1159] close(15 [pid 1161] close(5 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] <... close resumed>) = 0 [pid 1159] close(16 [pid 1161] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... close resumed>) = 0 [pid 1160] close(3 [pid 306] rmdir("./211" [pid 1160] <... close resumed>) = 0 [pid 1160] close(4 [pid 1159] close(17 [pid 306] <... rmdir resumed>) = 0 [pid 1161] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1160] <... close resumed>) = 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./212", 0777 [pid 1161] close(3 [pid 1160] close(5 [pid 1159] close(18 [pid 1161] <... close resumed>) = 0 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1161] close(4 [pid 1159] close(19 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1160] close(6 [pid 1161] <... close resumed>) = 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] close(5 [pid 1159] close(20 [pid 1160] <... close resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] close(6 [pid 1159] close(21 [pid 1161] <... close resumed>) = 0 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] close(7 [pid 1159] close(22 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] close(8 [pid 1159] close(23./strace-static-x86_64: Process 1162 attached [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(7 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] set_robust_list(0x555569336660, 24 [pid 1161] close(9 [pid 1159] close(24 [pid 1162] <... set_robust_list resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] chdir("./212" [pid 1161] close(10 [pid 1160] close(8 [pid 1159] close(25 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 214 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... chdir resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(9 [pid 1159] close(26 [pid 1162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1161] close(11 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... prctl resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(10 [pid 1159] close(27 [pid 1162] setpgid(0, 0 [pid 1161] close(12 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(11 [pid 1162] <... setpgid resumed>) = 0 [pid 1161] close(13 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] close(28 [pid 1162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(12 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... openat resumed>) = 3 [pid 1161] close(14 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] close(29 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(13 [pid 1159] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] write(3, "1000", 4 [pid 1161] close(15 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] exit_group(0 [pid 1162] <... write resumed>) = 4 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(14 [pid 1162] close(3 [pid 1161] close(16 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1159] <... exit_group resumed>) = ? [pid 1162] <... close resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(15 [pid 1159] +++ exited with 0 +++ [pid 1161] close(17 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] symlink("/dev/binderfs", "./binderfs" [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(16 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1162] <... symlink resumed>) = 0 [pid 1161] close(18 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1160] close(17 [pid 1162] write(1, "executing program\n", 18 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... write resumed>) = 18 [pid 1161] close(19 [pid 1160] close(18 [pid 1162] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... openat resumed>) = 3 [pid 1161] close(20 [pid 1160] close(19 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1161] close(21 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(20 [pid 1162] <... openat resumed>) = 4 [pid 1161] close(22) = -1 EBADF (Bad file descriptor) [pid 1161] close(23 [pid 1162] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... openat resumed>) = 5 [pid 1161] close(24 [pid 1160] close(21 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] close(25 [pid 1160] close(22 [pid 1162] setns(201, 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... setns resumed>) = 0 [pid 1161] close(26 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... socket resumed>) = 6 [pid 1161] close(27) = -1 EBADF (Bad file descriptor) [pid 1161] close(28 [pid 1162] setns(5, 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... setns resumed>) = 0 [pid 1162] close(5 [pid 1161] close(29 [pid 1162] <... close resumed>) = 0 [pid 1161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1161] exit_group(0 [pid 1160] close(23) = -1 EBADF (Bad file descriptor) [pid 1160] close(24 [pid 1161] <... exit_group resumed>) = ? [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1161] +++ exited with 0 +++ [pid 1162] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1160] close(25) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1160] close(26 [pid 1162] close(3) = 0 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1160] close(27 [pid 1162] close(4 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... close resumed>) = 0 [pid 1160] close(28 [pid 1162] close(5 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1160] close(29 [pid 1162] close(6 [pid 1160] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] <... close resumed>) = 0 [pid 1162] close(7) = -1 EBADF (Bad file descriptor) [pid 1160] exit_group(0 [pid 1162] close(8 [pid 1160] <... exit_group resumed>) = ? [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] close(9) = -1 EBADF (Bad file descriptor) [pid 1160] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1162] close(10) = -1 EBADF (Bad file descriptor) [pid 1162] close(11) = -1 EBADF (Bad file descriptor) [pid 1162] close(12 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./208", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1162] close(13) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1162] close(14) = -1 EBADF (Bad file descriptor) [pid 1162] close(15 [pid 301] openat(AT_FDCWD, "./208", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1162] close(16 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(3, "", [pid 1162] close(17 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 1162] close(18 [pid 302] newfstatat(3, "", [pid 303] <... openat resumed>) = 3 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1162] close(19 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./208/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1162] close(20 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./208/binderfs", [pid 1162] close(21 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./221/binderfs", [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./212/binderfs", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./208/binderfs" [pid 1162] close(22 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./221/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./212/binderfs" [pid 1162] close(23) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1162] close(24 [pid 302] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... unlink resumed>) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1162] close(25 [pid 301] <... close resumed>) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] close(26 [pid 301] rmdir("./208" [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 1162] close(27 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 302] close(3 [pid 301] mkdir("./209", 0777 [pid 1162] close(28 [pid 303] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 303] rmdir("./212" [pid 302] rmdir("./221" [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1162] close(29 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1162] exit_group(0 [pid 303] <... rmdir resumed>) = 0 [pid 302] mkdir("./222", 0777./strace-static-x86_64: Process 1163 attached [pid 1162] <... exit_group resumed>) = ? [pid 303] mkdir("./213", 0777 [pid 1163] set_robust_list(0x555569336660, 24 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 303] 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 1163] <... set_robust_list resumed>) = 0 [pid 1162] +++ exited with 0 +++ [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 211 [pid 1163] chdir("./209"./strace-static-x86_64: Process 1164 attached ) = 0 [pid 1163] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 1165 attached [pid 1164] set_robust_list(0x555569336660, 24 [pid 1163] <... prctl resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1165] set_robust_list(0x555569336660, 24 [pid 1164] <... set_robust_list resumed>) = 0 [pid 1163] setpgid(0, 0 [pid 1165] <... set_robust_list resumed>) = 0 [pid 1163] <... setpgid resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 215 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 224 [pid 1165] chdir("./213" [pid 1164] chdir("./222" [pid 1163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1164] <... chdir resumed>) = 0 [pid 1164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1165] <... chdir resumed>) = 0 [pid 1164] <... prctl resumed>) = 0 [pid 1163] <... openat resumed>) = 3 [pid 1165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1164] setpgid(0, 0 [pid 1165] <... prctl resumed>) = 0 [pid 1165] setpgid(0, 0 [pid 1163] write(3, "1000", 4 [pid 1165] <... setpgid resumed>) = 0 [pid 1163] <... write resumed>) = 4 [pid 1165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1163] close(3) = 0 executing program [pid 1164] <... setpgid resumed>) = 0 [pid 1163] symlink("/dev/binderfs", "./binderfs" [pid 1165] <... openat resumed>) = 3 [pid 1165] write(3, "1000", 4) = 4 [pid 1165] close(3 [pid 1164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1165] <... close resumed>) = 0 [pid 1165] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1163] <... symlink resumed>) = 0 [pid 1165] write(1, "executing program\n", 18) = 18 [pid 1164] <... openat resumed>) = 3 [pid 306] <... restart_syscall resumed>) = 0 executing program [pid 1164] write(3, "1000", 4 [pid 1163] write(1, "executing program\n", 18 [pid 1164] <... write resumed>) = 4 [pid 1163] <... write resumed>) = 18 [pid 1165] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1164] close(3 [pid 1163] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1165] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 306] umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1164] <... close resumed>) = 0 [pid 1163] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1164] symlink("/dev/binderfs", "./binderfs" [pid 1165] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1164] <... symlink resumed>) = 0 [pid 1163] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1164] write(1, "executing program\n", 18 [pid 1165] setns(201, 0) = 0 [pid 1163] <... openat resumed>) = 4 [pid 1165] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1165] setns(5, 0executing program ) = 0 [pid 1165] close(5) = 0 [pid 1165] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... openat resumed>) = 3 [pid 1164] <... write resumed>) = 18 [pid 1163] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] newfstatat(3, "", [pid 1164] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1163] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1164] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1163] setns(201, 0 [pid 306] getdents64(3, [pid 1165] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1164] <... openat resumed>) = 4 [pid 1163] <... setns resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1165] close(3 [pid 1164] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1163] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1165] <... close resumed>) = 0 [pid 1165] close(4) = 0 [pid 1164] <... openat resumed>) = 5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1165] close(5) = -1 EBADF (Bad file descriptor) [pid 1165] close(6) = 0 [pid 1165] close(7) = -1 EBADF (Bad file descriptor) [pid 1165] close(8) = -1 EBADF (Bad file descriptor) [pid 1165] close(9) = -1 EBADF (Bad file descriptor) [pid 1165] close(10) = -1 EBADF (Bad file descriptor) [pid 1165] close(11) = -1 EBADF (Bad file descriptor) [pid 1165] close(12) = -1 EBADF (Bad file descriptor) [pid 1165] close(13) = -1 EBADF (Bad file descriptor) [pid 1165] close(14) = -1 EBADF (Bad file descriptor) [pid 1165] close(15) = -1 EBADF (Bad file descriptor) [pid 1165] close(16 [pid 1163] <... socket resumed>) = 6 [pid 306] newfstatat(AT_FDCWD, "./212/binderfs", [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1165] close(17 [pid 1164] setns(201, 0 [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] setns(5, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1165] close(18 [pid 1164] <... setns resumed>) = 0 [pid 1163] <... setns resumed>) = 0 [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1163] close(5 [pid 306] unlink("./212/binderfs" [pid 1165] close(19) = -1 EBADF (Bad file descriptor) [pid 1165] close(20) = -1 EBADF (Bad file descriptor) [pid 1165] close(21 [pid 306] <... unlink resumed>) = 0 [pid 1163] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1165] close(22 [pid 1164] <... socket resumed>) = 6 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1165] close(23) = -1 EBADF (Bad file descriptor) [pid 1165] close(24) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1165] close(25) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1164] setns(5, 0 [pid 1163] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] rmdir("./212" [pid 1165] close(26) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1165] close(27 [pid 306] mkdir("./213", 0777 [pid 1165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1165] close(28) = -1 EBADF (Bad file descriptor) [pid 1163] close(3 [pid 306] <... mkdir resumed>) = 0 [pid 1165] close(29) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1165] exit_group(0 [pid 1163] <... close resumed>) = 0 [pid 1165] <... exit_group resumed>) = ? [pid 1163] close(4./strace-static-x86_64: Process 1166 attached [pid 1165] +++ exited with 0 +++ [pid 1166] set_robust_list(0x555569336660, 24) = 0 [pid 1164] <... setns resumed>) = 0 [pid 1166] chdir("./213") = 0 [pid 1166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1166] setpgid(0, 0) = 0 [pid 1166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1163] <... close resumed>) = 0 [pid 1166] <... openat resumed>) = 3 [pid 1164] close(5 [pid 1163] close(5 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 215 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] write(3, "1000", 4) = 4 [pid 1166] close(3) = 0 [pid 1164] <... close resumed>) = 0 [pid 1163] close(6 [pid 1166] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1164] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1163] <... close resumed>) = 0 executing program [pid 303] umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1166] write(1, "executing program\n", 18) = 18 [pid 1166] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1166] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1166] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1163] close(7 [pid 1166] <... openat resumed>) = 5 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1166] setns(201, 0 [pid 1164] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1163] close(8 [pid 1166] <... setns resumed>) = 0 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1164] close(3 [pid 1163] close(9 [pid 303] newfstatat(3, "", [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1163] close(10 [pid 1164] <... close resumed>) = 0 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1163] close(11 [pid 1166] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] <... socket resumed>) = 6 [pid 1166] setns(5, 0 [pid 1164] close(4 [pid 1163] close(12 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1166] <... setns resumed>) = 0 [pid 1164] <... close resumed>) = 0 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(5 [pid 1164] close(5 [pid 1163] close(13 [pid 303] umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1166] <... close resumed>) = 0 [pid 1166] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1164] close(6 [pid 1166] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1163] close(14 [pid 303] newfstatat(AT_FDCWD, "./213/binderfs", [pid 1166] close(3 [pid 1164] <... close resumed>) = 0 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1166] <... close resumed>) = 0 [pid 1164] close(7 [pid 1163] close(15 [pid 303] unlink("./213/binderfs" [pid 1166] close(4 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1164] close(8 [pid 1163] close(16 [pid 1166] <... close resumed>) = 0 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1166] close(5 [pid 1163] close(17 [pid 1164] close(9 [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1166] close(6) = 0 [pid 1164] close(10 [pid 1163] close(18 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1164] close(11 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(7) = -1 EBADF (Bad file descriptor) [pid 1166] close(8 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(19 [pid 303] <... close resumed>) = 0 [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] close(12 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(9 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(20 [pid 303] rmdir("./213" [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] close(13 [pid 1166] close(10 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(21 [pid 303] <... rmdir resumed>) = 0 [pid 1166] close(11 [pid 1164] close(14 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./214", 0777 [pid 1166] close(12 [pid 1164] close(15 [pid 1163] close(22 [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(13) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(14) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1166] close(15 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(23 [pid 1166] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] close(16 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] close(16) = -1 EBADF (Bad file descriptor) [pid 1166] close(17) = -1 EBADF (Bad file descriptor) [pid 1166] close(18) = -1 EBADF (Bad file descriptor) [pid 1166] close(19) = -1 EBADF (Bad file descriptor) [pid 1166] close(20) = -1 EBADF (Bad file descriptor) [pid 1166] close(21) = -1 EBADF (Bad file descriptor) [pid 1166] close(22) = -1 EBADF (Bad file descriptor) [pid 1166] close(23) = -1 EBADF (Bad file descriptor) [pid 1166] close(24) = -1 EBADF (Bad file descriptor) [pid 1166] close(25) = -1 EBADF (Bad file descriptor) [pid 1166] close(26) = -1 EBADF (Bad file descriptor) [pid 1166] close(27) = -1 EBADF (Bad file descriptor) [pid 1166] close(28) = -1 EBADF (Bad file descriptor) [pid 1166] close(29) = -1 EBADF (Bad file descriptor) [pid 1166] exit_group(0) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(24 [pid 1164] close(17 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1166] +++ exited with 0 +++ [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(25) = -1 EBADF (Bad file descriptor) [pid 1164] close(18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1163] close(26 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 216 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1163] close(27 [pid 1164] close(19 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(28 [pid 1164] close(20 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] close(29./strace-static-x86_64: Process 1167 attached [pid 1164] close(21 [pid 1163] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] set_robust_list(0x555569336660, 24 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] <... set_robust_list resumed>) = 0 [pid 1167] chdir("./214") = 0 [pid 1164] close(22 [pid 1163] exit_group(0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1163] <... exit_group resumed>) = ? [pid 1167] <... prctl resumed>) = 0 [pid 1167] setpgid(0, 0) = 0 [pid 1167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1164] close(23 [pid 1167] <... openat resumed>) = 3 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1164] close(24 [pid 1167] write(3, "1000", 4 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] <... write resumed>) = 4 [pid 1164] close(25 [pid 1167] close(3 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] <... close resumed>) = 0 executing program [pid 1164] close(26 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1164] close(27 [pid 1167] symlink("/dev/binderfs", "./binderfs" [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1167] <... symlink resumed>) = 0 [pid 1164] close(28 [pid 1167] write(1, "executing program\n", 18 [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] <... write resumed>) = 18 [pid 1164] close(29 [pid 306] newfstatat(3, "", [pid 1167] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1167] <... openat resumed>) = 3 [pid 1164] exit_group(0 [pid 306] getdents64(3, [pid 1167] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1163] +++ exited with 0 +++ [pid 1164] <... exit_group resumed>) = ? [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1167] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1167] <... openat resumed>) = 5 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1167] setns(201, 0) = 0 [pid 1167] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1167] setns(5, 0) = 0 [pid 1167] close(5 [pid 1164] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] newfstatat(AT_FDCWD, "./213/binderfs", [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1167] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1167] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] unlink("./213/binderfs" [pid 1167] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... unlink resumed>) = 0 [pid 1167] close(3) = 0 [pid 1167] close(4) = 0 [pid 1167] close(5) = -1 EBADF (Bad file descriptor) [pid 1167] close(6 [pid 306] getdents64(3, [pid 1167] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1167] close(7 [pid 306] close(3 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1167] close(8) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./213" [pid 1167] close(9) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1167] close(10) = -1 EBADF (Bad file descriptor) [pid 1167] close(11) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./214", 0777 [pid 1167] close(12) = -1 EBADF (Bad file descriptor) [pid 1167] close(13) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1167] close(14 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] close(15) = -1 EBADF (Bad file descriptor) [pid 1167] close(16) = -1 EBADF (Bad file descriptor) [pid 1167] close(17) = -1 EBADF (Bad file descriptor) [pid 1167] close(18) = -1 EBADF (Bad file descriptor) [pid 1167] close(19) = -1 EBADF (Bad file descriptor) [pid 1167] close(20./strace-static-x86_64: Process 1168 attached ) = -1 EBADF (Bad file descriptor) [pid 1167] close(21 [pid 1168] set_robust_list(0x555569336660, 24 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] <... set_robust_list resumed>) = 0 [pid 1167] close(22 [pid 1168] chdir("./214" [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1167] close(23) = -1 EBADF (Bad file descriptor) [pid 1167] close(24 [pid 1168] <... chdir resumed>) = 0 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1167] close(25 [pid 1168] <... prctl resumed>) = 0 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] setpgid(0, 0 [pid 1167] close(26 [pid 1168] <... setpgid resumed>) = 0 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 216 [pid 1168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1167] close(27) = -1 EBADF (Bad file descriptor) [pid 1167] close(28 [pid 1168] <... openat resumed>) = 3 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] write(3, "1000", 4 [pid 1167] close(29 [pid 1168] <... write resumed>) = 4 [pid 1167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] close(3 [pid 1167] exit_group(0 [pid 1168] <... close resumed>) = 0 [pid 1168] symlink("/dev/binderfs", "./binderfs" [pid 1167] <... exit_group resumed>) = ? [pid 1168] <... symlink resumed>) = 0 [pid 1168] write(1, "executing program\n", 18executing program ) = 18 [pid 1168] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1167] +++ exited with 0 +++ [pid 1168] <... openat resumed>) = 3 [pid 1168] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1168] <... openat resumed>) = 4 [pid 303] umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1168] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 1168] <... openat resumed>) = 5 [pid 303] <... openat resumed>) = 3 [pid 1168] setns(201, 0) = 0 [pid 303] newfstatat(3, "", [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1168] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./214/binderfs", [pid 302] umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1168] <... socket resumed>) = 6 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./209", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1168] setns(5, 0 [pid 302] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1168] <... setns resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1168] close(5 [pid 303] unlink("./214/binderfs" [pid 302] newfstatat(3, "", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1168] <... close resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1168] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] getdents64(3, [pid 301] openat(AT_FDCWD, "./209", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1168] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1168] close(3 [pid 303] rmdir("./214" [pid 302] umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1168] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1168] close(4 [pid 302] newfstatat(AT_FDCWD, "./222/binderfs", [pid 303] mkdir("./215", 0777 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1168] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] umount2("./209/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1168] close(5 [pid 302] unlink("./222/binderfs" [pid 301] newfstatat(AT_FDCWD, "./209/binderfs", ./strace-static-x86_64: Process 1169 attached [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1168] close(6 [pid 302] getdents64(3, [pid 1168] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1168] close(7 [pid 302] close(3 [pid 1169] set_robust_list(0x555569336660, 24 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 217 [pid 302] <... close resumed>) = 0 [pid 301] unlink("./209/binderfs" [pid 1169] <... set_robust_list resumed>) = 0 [pid 1168] close(8 [pid 302] rmdir("./222" [pid 301] <... unlink resumed>) = 0 [pid 1169] chdir("./215" [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1169] <... chdir resumed>) = 0 [pid 1168] close(9 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1169] <... prctl resumed>) = 0 [pid 1168] close(10 [pid 302] mkdir("./223", 0777 [pid 301] <... close resumed>) = 0 [pid 1169] setpgid(0, 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./209" [pid 1169] <... setpgid resumed>) = 0 [pid 1168] close(11 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./210", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 1169] <... openat resumed>) = 3 [pid 1168] close(12 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1171 attached ./strace-static-x86_64: Process 1170 attached [pid 1169] write(3, "1000", 4 [pid 1168] close(13) = -1 EBADF (Bad file descriptor) [pid 1169] <... write resumed>) = 4 [pid 1170] set_robust_list(0x555569336660, 24 [pid 1168] close(14 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 225 [pid 1170] <... set_robust_list resumed>) = 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] set_robust_list(0x555569336660, 24 [pid 1169] close(3 [pid 1171] <... set_robust_list resumed>) = 0 [pid 1169] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 212 [pid 1171] chdir("./223" [pid 1169] symlink("/dev/binderfs", "./binderfs" [pid 1170] chdir("./210" [pid 1168] close(15 [pid 1171] <... chdir resumed>) = 0 [pid 1170] <... chdir resumed>) = 0 [pid 1169] <... symlink resumed>) = 0 [pid 1170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... prctl resumed>) = 0 [pid 1168] close(16 [pid 1171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1170] setpgid(0, 0executing program [pid 1169] write(1, "executing program\n", 18 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... prctl resumed>) = 0 [pid 1169] <... write resumed>) = 18 [pid 1171] setpgid(0, 0 [pid 1169] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1171] <... setpgid resumed>) = 0 [pid 1170] <... setpgid resumed>) = 0 [pid 1169] <... openat resumed>) = 3 [pid 1171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1168] close(17 [pid 1171] <... openat resumed>) = 3 [pid 1170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1169] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] close(18 [pid 1171] write(3, "1000", 4 [pid 1170] <... openat resumed>) = 3 [pid 1169] <... openat resumed>) = 4 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... write resumed>) = 4 [pid 1171] close(3 [pid 1170] write(3, "1000", 4 [pid 1169] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1168] close(19 [pid 1171] <... close resumed>) = 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... write resumed>) = 4 [pid 1168] close(20 [pid 1170] close(3 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] symlink("/dev/binderfs", "./binderfs"executing program [pid 1169] <... openat resumed>) = 5 [pid 1168] close(21 [pid 1171] <... symlink resumed>) = 0 [pid 1170] <... close resumed>) = 0 [pid 1171] write(1, "executing program\n", 18 [pid 1169] setns(201, 0 [pid 1171] <... write resumed>) = 18 [pid 1169] <... setns resumed>) = 0 [pid 1171] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1170] symlink("/dev/binderfs", "./binderfs" [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... openat resumed>) = 3 [pid 1169] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1171] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1170] <... symlink resumed>) = 0 [pid 1169] <... socket resumed>) = 6 [pid 1168] close(22 [pid 1171] <... openat resumed>) = 4 [pid 1169] setns(5, 0executing program [pid 1170] write(1, "executing program\n", 18 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... write resumed>) = 18 [pid 1171] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1169] <... setns resumed>) = 0 [pid 1171] <... openat resumed>) = 5 [pid 1170] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1169] close(5 [pid 1168] close(23 [pid 1170] <... openat resumed>) = 3 [pid 1169] <... close resumed>) = 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] setns(201, 0 [pid 1169] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1171] <... setns resumed>) = 0 [pid 1170] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1168] close(24 [pid 1171] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... socket resumed>) = 6 [pid 1170] <... openat resumed>) = 4 [pid 1168] close(25 [pid 1171] setns(5, 0 [pid 1170] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1169] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... setns resumed>) = 0 [pid 1169] close(3 [pid 1168] close(26 [pid 1171] close(5 [pid 1169] <... close resumed>) = 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = 0 [pid 1170] <... openat resumed>) = 5 [pid 1168] close(27 [pid 1171] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1169] close(4 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] setns(201, 0 [pid 1168] close(28 [pid 1170] <... setns resumed>) = 0 [pid 1169] <... close resumed>) = 0 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1168] close(29 [pid 1171] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1170] <... socket resumed>) = 6 [pid 1169] close(5 [pid 1168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(3 [pid 1170] setns(5, 0 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = 0 [pid 1169] close(6 [pid 1168] exit_group(0 [pid 1171] close(4 [pid 1170] <... setns resumed>) = 0 [pid 1169] <... close resumed>) = 0 [pid 1171] <... close resumed>) = 0 [pid 1170] close(5 [pid 1169] close(7 [pid 1168] <... exit_group resumed>) = ? [pid 1171] close(5 [pid 1170] <... close resumed>) = 0 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(8 [pid 1171] close(6 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = 0 [pid 1170] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1169] close(9 [pid 1171] close(7 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(10 [pid 1171] close(8 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(9 [pid 1169] close(11 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(10 [pid 1169] close(12 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1168] +++ exited with 0 +++ [pid 1171] close(11 [pid 1169] close(13 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1171] close(12 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(14 [pid 1171] close(13 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(15 [pid 306] <... restart_syscall resumed>) = 0 [pid 1171] close(14 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(16 [pid 1171] close(15 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(17 [pid 1171] close(16 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1169] close(18 [pid 1171] close(17 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(19 [pid 1171] close(18 [pid 1170] close(3 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... close resumed>) = 0 [pid 1169] close(20 [pid 306] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1171] close(19 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1170] close(4 [pid 306] newfstatat(3, "", [pid 1170] <... close resumed>) = 0 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] close(5 [pid 1169] close(21 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1171] close(20 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(22 [pid 306] getdents64(3, [pid 1171] close(21 [pid 1170] close(6 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... close resumed>) = 0 [pid 1169] close(23 [pid 306] umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1171] close(22 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(24 [pid 1171] close(23 [pid 1170] close(7 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(25 [pid 306] newfstatat(AT_FDCWD, "./214/binderfs", [pid 1171] close(24 [pid 1170] close(8 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(26 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1171] close(25 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./214/binderfs" [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(26 [pid 1169] close(27 [pid 306] <... unlink resumed>) = 0 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] close(9 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(27 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(28 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] close(10 [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1171] close(28 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] close(29 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1171] close(29 [pid 1170] close(11 [pid 1169] exit_group(0 [pid 306] close(3 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] close(12 [pid 306] <... close resumed>) = 0 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./214" [pid 1170] close(13 [pid 1171] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1169] <... exit_group resumed>) = ? [pid 1171] exit_group(0 [pid 1170] close(14 [pid 1169] +++ exited with 0 +++ [pid 306] <... rmdir resumed>) = 0 [pid 1171] <... exit_group resumed>) = ? [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1171] +++ exited with 0 +++ [pid 1170] close(15 [pid 306] mkdir("./215", 0777 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1170] close(16 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1170] close(17) = -1 EBADF (Bad file descriptor) [pid 1170] close(18) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1172 attached [pid 1170] close(19 [pid 1172] set_robust_list(0x555569336660, 24 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 217 [pid 1172] <... set_robust_list resumed>) = 0 [pid 1170] close(20 [pid 1172] chdir("./215" [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... chdir resumed>) = 0 [pid 1170] close(21 [pid 1172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... prctl resumed>) = 0 [pid 1170] close(22 [pid 1172] setpgid(0, 0 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1172] <... setpgid resumed>) = 0 [pid 1170] close(23 [pid 1172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1172] <... openat resumed>) = 3 [pid 1170] close(24 [pid 1172] write(3, "1000", 4 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1172] <... write resumed>) = 4 [pid 1170] close(25 [pid 303] <... openat resumed>) = 3 [pid 1172] close(3 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... close resumed>) = 0 [pid 1170] close(26 [pid 1172] symlink("/dev/binderfs", "./binderfs" [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... symlink resumed>) = 0 executing program [pid 1170] close(27 [pid 303] newfstatat(3, "", [pid 1172] write(1, "executing program\n", 18 [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1172] <... write resumed>) = 18 [pid 1170] close(28 [pid 303] getdents64(3, [pid 1172] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... restart_syscall resumed>) = 0 [pid 1172] <... openat resumed>) = 3 [pid 1170] close(29) = -1 EBADF (Bad file descriptor) [pid 1172] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1170] exit_group(0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1172] <... openat resumed>) = 4 [pid 1170] <... exit_group resumed>) = ? [pid 303] newfstatat(AT_FDCWD, "./215/binderfs", [pid 1172] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] unlink("./215/binderfs") = 0 [pid 303] getdents64(3, [pid 1170] +++ exited with 0 +++ [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1172] <... openat resumed>) = 5 [pid 303] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1172] setns(201, 0 [pid 302] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1172] <... setns resumed>) = 0 [pid 1172] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1172] <... socket resumed>) = 6 [pid 303] rmdir("./215" [pid 302] newfstatat(3, "", [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1172] setns(5, 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1172] <... setns resumed>) = 0 [pid 303] mkdir("./216", 0777 [pid 1172] close(5 [pid 302] getdents64(3, [pid 1172] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1172] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1173 attached [pid 302] umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./223/binderfs", [pid 1172] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1172] close(3 [pid 302] unlink("./223/binderfs" [pid 1173] set_robust_list(0x555569336660, 24 [pid 1172] <... close resumed>) = 0 [pid 301] umount2("./210", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... unlink resumed>) = 0 [pid 1173] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1173] chdir("./216" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 218 [pid 301] openat(AT_FDCWD, "./210", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1173] <... chdir resumed>) = 0 [pid 1172] close(4 [pid 302] getdents64(3, [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1172] <... close resumed>) = 0 [pid 302] close(3 [pid 301] newfstatat(3, "", [pid 1173] <... prctl resumed>) = 0 [pid 1172] close(5 [pid 302] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1173] setpgid(0, 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./223" [pid 301] getdents64(3, [pid 1173] <... setpgid resumed>) = 0 [pid 1172] close(6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 1173] <... openat resumed>) = 3 [pid 1172] <... close resumed>) = 0 [pid 302] mkdir("./224", 0777 [pid 301] umount2("./210/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1173] write(3, "1000", 4 [pid 1172] close(7 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1173] <... write resumed>) = 4 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./210/binderfs", [pid 1173] close(3 [pid 1172] close(8 [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 1173] <... close resumed>) = 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./210/binderfs" [pid 1173] symlink("/dev/binderfs", "./binderfs" [pid 1172] close(9 [pid 301] <... unlink resumed>) = 0 [pid 1173] <... symlink resumed>) = 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1172] close(10 [pid 301] getdents64(3, [pid 1173] write(1, "executing program\n", 18 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1173] <... write resumed>) = 18 [pid 1172] close(11 [pid 301] close(3 [pid 1173] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] close(12 [pid 301] <... close resumed>) = 0 [pid 1173] <... openat resumed>) = 3 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./210" [pid 1173] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1172] close(13 [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1174 attached [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] set_robust_list(0x555569336660, 24 [pid 1173] <... openat resumed>) = 4 [pid 1172] close(14 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 226 [pid 301] mkdir("./211", 0777 [pid 1174] <... set_robust_list resumed>) = 0 [pid 1173] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1174] chdir("./224" [pid 1173] <... openat resumed>) = 5 [pid 1172] close(15) = -1 EBADF (Bad file descriptor) [pid 1174] <... chdir resumed>) = 0 [pid 1172] close(16 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1173] setns(201, 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... setns resumed>) = 0 [pid 1172] close(17 [pid 1173] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... prctl resumed>) = 0 [pid 1173] <... socket resumed>) = 6 [pid 1172] close(18./strace-static-x86_64: Process 1175 attached [pid 1174] setpgid(0, 0) = 0 [pid 1175] set_robust_list(0x555569336660, 24 [pid 1173] setns(5, 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 213 [pid 1175] <... set_robust_list resumed>) = 0 [pid 1174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1173] <... setns resumed>) = 0 [pid 1172] close(19 [pid 1175] chdir("./211" [pid 1173] close(5 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... openat resumed>) = 3 [pid 1173] <... close resumed>) = 0 [pid 1172] close(20 [pid 1175] <... chdir resumed>) = 0 [pid 1174] write(3, "1000", 4 [pid 1173] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1174] <... write resumed>) = 4 [pid 1172] close(21 [pid 1175] <... prctl resumed>) = 0 [pid 1173] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] setpgid(0, 0 [pid 1174] close(3) = 0 [pid 1174] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1172] close(22 [pid 1175] <... setpgid resumed>) = 0 [pid 1173] close(3 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1173] <... close resumed>) = 0 [pid 1172] close(23 [pid 1173] close(4 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] write(1, "executing program\n", 18 [pid 1173] <... close resumed>) = 0 [pid 1172] close(24 [pid 1174] <... write resumed>) = 18 executing program [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... openat resumed>) = 3 [pid 1174] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1173] close(5 [pid 1172] close(25 [pid 1174] <... openat resumed>) = 3 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] write(3, "1000", 4 [pid 1174] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] close(26 [pid 1175] <... write resumed>) = 4 [pid 1173] close(6 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] close(3 [pid 1174] <... openat resumed>) = 4 [pid 1173] <... close resumed>) = 0 [pid 1172] close(27 [pid 1175] <... close resumed>) = 0 [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] symlink("/dev/binderfs", "./binderfs"executing program [pid 1173] close(7 [pid 1172] close(28 [pid 1175] <... symlink resumed>) = 0 [pid 1174] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] write(1, "executing program\n", 18 [pid 1174] <... openat resumed>) = 5 [pid 1173] close(8 [pid 1172] close(29 [pid 1175] <... write resumed>) = 18 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1174] setns(201, 0 [pid 1172] exit_group(0 [pid 1174] <... setns resumed>) = 0 [pid 1173] close(9 [pid 1174] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1175] <... openat resumed>) = 3 [pid 1174] <... socket resumed>) = 6 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] <... exit_group resumed>) = ? [pid 1175] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1174] setns(5, 0 [pid 1173] close(10 [pid 1174] <... setns resumed>) = 0 [pid 1174] close(5) = 0 [pid 1174] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1175] <... openat resumed>) = 4 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1172] +++ exited with 0 +++ [pid 1173] close(11) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1174] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1175] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1174] close(3 [pid 1173] close(12 [pid 1175] <... openat resumed>) = 5 [pid 1174] <... close resumed>) = 0 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] setns(201, 0 [pid 1174] close(4 [pid 1173] close(13 [pid 306] umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1175] <... setns resumed>) = 0 [pid 1174] <... close resumed>) = 0 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1175] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1174] close(5 [pid 1173] close(14 [pid 306] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1175] <... socket resumed>) = 6 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(6 [pid 306] <... openat resumed>) = 3 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] setns(5, 0 [pid 1174] <... close resumed>) = 0 [pid 1175] <... setns resumed>) = 0 [pid 1175] close(5 [pid 1174] close(7 [pid 1175] <... close resumed>) = 0 [pid 1175] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(8 [pid 1173] close(15 [pid 306] newfstatat(3, "", [pid 1175] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1174] close(9 [pid 1173] close(16 [pid 306] getdents64(3, [pid 1175] close(3 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1175] <... close resumed>) = 0 [pid 1174] close(10 [pid 1173] close(17 [pid 306] umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1175] close(4 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1174] close(11 [pid 1173] close(18 [pid 306] newfstatat(AT_FDCWD, "./215/binderfs", [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1173] close(19 [pid 306] unlink("./215/binderfs" [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1173] close(20 [pid 306] getdents64(3, [pid 1175] <... close resumed>) = 0 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1175] close(5 [pid 1174] close(12 [pid 1173] close(21 [pid 306] close(3 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1174] close(13 [pid 1173] close(22 [pid 306] rmdir("./215" [pid 1175] close(6 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1175] <... close resumed>) = 0 [pid 1174] close(14 [pid 1173] close(23 [pid 306] mkdir("./216", 0777 [pid 1175] close(7 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(15 [pid 1173] close(24 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1175] close(8 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(16 [pid 1173] close(25./strace-static-x86_64: Process 1176 attached [pid 1175] close(9 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] set_robust_list(0x555569336660, 24 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(17 [pid 1173] close(26 [pid 1176] <... set_robust_list resumed>) = 0 [pid 1175] close(10 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 218 [pid 1176] chdir("./216" [pid 1174] close(18 [pid 1173] close(27 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] <... chdir resumed>) = 0 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1175] close(11 [pid 1174] close(19 [pid 1173] close(28 [pid 1176] <... prctl resumed>) = 0 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] setpgid(0, 0 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] close(29 [pid 1176] <... setpgid resumed>) = 0 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(20 [pid 1173] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1175] close(12 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] exit_group(0 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(21 [pid 1173] <... exit_group resumed>) = ? [pid 1176] <... openat resumed>) = 3 [pid 1175] close(13 [pid 1176] write(3, "1000", 4 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] close(14 [pid 1174] close(22 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] close(15 [pid 1174] close(23 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] close(16) = -1 EBADF (Bad file descriptor) [pid 1174] close(24 [pid 1175] close(17 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(25 [pid 1176] <... write resumed>) = 4 [pid 1175] close(18 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1173] +++ exited with 0 +++ [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(26 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1175] close(19 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(27 [pid 1175] close(20 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(28 [pid 1175] close(21 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] close(29 [pid 1175] close(22 [pid 1174] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] exit_group(0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1175] close(23 [pid 1174] <... exit_group resumed>) = ? [pid 1176] close(3 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] <... close resumed>) = 0 [pid 1176] symlink("/dev/binderfs", "./binderfs" [pid 1175] close(24 [pid 1176] <... symlink resumed>) = 0 executing program [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] write(1, "executing program\n", 18 [pid 303] umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1176] <... write resumed>) = 18 [pid 1175] close(25 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1176] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1174] +++ exited with 0 +++ [pid 303] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1176] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1175] close(26 [pid 1176] <... openat resumed>) = 4 [pid 303] <... openat resumed>) = 3 [pid 1176] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1176] <... openat resumed>) = 5 [pid 1175] close(27 [pid 1176] setns(201, 0 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1176] <... setns resumed>) = 0 [pid 1175] close(28 [pid 303] getdents64(3, [pid 302] umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1176] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1176] <... socket resumed>) = 6 [pid 1175] close(29 [pid 1176] setns(5, 0) = 0 [pid 1176] close(5 [pid 1175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1176] <... close resumed>) = 0 [pid 1176] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1175] exit_group(0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 1176] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] newfstatat(AT_FDCWD, "./216/binderfs", [pid 1175] <... exit_group resumed>) = ? [pid 302] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1176] close(3) = 0 [pid 1176] close(4) = 0 [pid 1176] close(5) = -1 EBADF (Bad file descriptor) [pid 1176] close(6) = 0 [pid 1176] close(7) = -1 EBADF (Bad file descriptor) [pid 1176] close(8) = -1 EBADF (Bad file descriptor) [pid 1176] close(9 [pid 1175] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] unlink("./216/binderfs" [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1176] close(10 [pid 303] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1176] close(11) = -1 EBADF (Bad file descriptor) [pid 1176] close(12) = -1 EBADF (Bad file descriptor) [pid 1176] close(13) = -1 EBADF (Bad file descriptor) [pid 1176] close(14) = -1 EBADF (Bad file descriptor) [pid 1176] close(15) = -1 EBADF (Bad file descriptor) [pid 1176] close(16) = -1 EBADF (Bad file descriptor) [pid 1176] close(17) = -1 EBADF (Bad file descriptor) [pid 1176] close(18) = -1 EBADF (Bad file descriptor) [pid 1176] close(19) = -1 EBADF (Bad file descriptor) [pid 1176] close(20) = -1 EBADF (Bad file descriptor) [pid 1176] close(21) = -1 EBADF (Bad file descriptor) [pid 1176] close(22 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] close(3 [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1176] close(23 [pid 303] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./224/binderfs", [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./216" [pid 1176] close(24) = -1 EBADF (Bad file descriptor) [pid 1176] close(25) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1176] close(26 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] mkdir("./217", 0777 [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./224/binderfs" [pid 1176] close(27) = -1 EBADF (Bad file descriptor) [pid 1176] close(28 [pid 303] <... mkdir resumed>) = 0 [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] close(29 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... unlink resumed>) = 0 [pid 1176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1176] exit_group(0) = ? [pid 302] getdents64(3, [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 219 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1177 attached [pid 302] close(3 [pid 1177] set_robust_list(0x555569336660, 24 [pid 302] <... close resumed>) = 0 [pid 1176] +++ exited with 0 +++ [pid 302] rmdir("./224" [pid 1177] <... set_robust_list resumed>) = 0 [pid 1177] chdir("./217" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... rmdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1177] <... chdir resumed>) = 0 [pid 1177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] mkdir("./225", 0777 [pid 1177] <... prctl resumed>) = 0 [pid 1177] setpgid(0, 0) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1177] 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 1177] <... openat resumed>) = 3 [pid 1177] write(3, "1000", 4) = 4 [pid 1177] close(3) = 0 [pid 1177] symlink("/dev/binderfs", "./binderfs") = 0 executing program ./strace-static-x86_64: Process 1178 attached [pid 1177] write(1, "executing program\n", 18 [pid 1178] set_robust_list(0x555569336660, 24 [pid 1177] <... write resumed>) = 18 [pid 1177] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 227 [pid 1178] <... set_robust_list resumed>) = 0 [pid 1177] <... openat resumed>) = 3 [pid 1178] chdir("./225") = 0 [pid 1177] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1177] <... openat resumed>) = 4 [pid 1178] setpgid(0, 0) = 0 [pid 1178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1177] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1178] <... openat resumed>) = 3 [pid 1177] <... openat resumed>) = 5 [pid 1178] write(3, "1000", 4) = 4 [pid 1178] close(3 [pid 1177] setns(201, 0 [pid 1178] <... close resumed>) = 0 [pid 1177] <... setns resumed>) = 0 [pid 1178] symlink("/dev/binderfs", "./binderfs" [pid 1177] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1178] <... symlink resumed>) = 0 [pid 1177] <... socket resumed>) = 6 executing program [pid 1178] write(1, "executing program\n", 18 [pid 1177] setns(5, 0 [pid 1178] <... write resumed>) = 18 [pid 1177] <... setns resumed>) = 0 [pid 1178] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1177] close(5 [pid 1178] <... openat resumed>) = 3 [pid 1177] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1178] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1177] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1178] <... openat resumed>) = 4 [pid 1178] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] umount2("./211", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1178] <... openat resumed>) = 5 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1178] setns(201, 0 [pid 1177] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] openat(AT_FDCWD, "./211", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1178] <... setns resumed>) = 0 [pid 1177] close(3 [pid 301] <... openat resumed>) = 3 [pid 1178] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1177] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1178] <... socket resumed>) = 6 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1178] setns(5, 0 [pid 1177] close(4 [pid 1178] <... setns resumed>) = 0 [pid 1177] <... close resumed>) = 0 [pid 1178] close(5 [pid 1177] close(5 [pid 301] getdents64(3, [pid 1178] <... close resumed>) = 0 [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] close(6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1178] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1177] <... close resumed>) = 0 [pid 301] umount2("./211/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1177] close(7 [pid 306] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./211/binderfs", [pid 1178] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] close(8 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1178] close(3 [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] close(9 [pid 1178] <... close resumed>) = 0 [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1178] close(4 [pid 1177] close(10 [pid 301] unlink("./211/binderfs" [pid 1178] <... close resumed>) = 0 [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1178] close(5 [pid 1177] close(11 [pid 306] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1178] close(6 [pid 1177] close(12 [pid 306] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 1178] <... close resumed>) = 0 [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1178] close(7 [pid 1177] close(13 [pid 306] newfstatat(3, "", [pid 301] close(3 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1178] close(8 [pid 1177] close(14 [pid 306] getdents64(3, [pid 301] <... close resumed>) = 0 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./211" [pid 1178] close(9 [pid 1177] close(15 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 1178] close(10 [pid 1177] close(16 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(11 [pid 1177] close(17 [pid 306] newfstatat(AT_FDCWD, "./216/binderfs", [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1178] close(12 [pid 1177] close(18 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./216/binderfs" [pid 1178] close(13 [pid 1177] close(19 [pid 306] <... unlink resumed>) = 0 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(14 [pid 1177] close(20 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1178] close(15 [pid 1177] close(21 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(16 [pid 1177] close(22 [pid 306] close(3 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 301] mkdir("./212", 0777 [pid 1178] close(17 [pid 1177] close(23 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./216" [pid 301] <... mkdir resumed>) = 0 [pid 1178] close(18 [pid 1177] close(24 [pid 306] <... rmdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./217", 0777 [pid 1178] close(19 [pid 1177] close(25 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1178] close(20 [pid 1177] close(26 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1178] close(21 [pid 1177] close(27./strace-static-x86_64: Process 1179 attached ./strace-static-x86_64: Process 1180 attached [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(22 [pid 1177] close(28 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 214 [pid 1180] set_robust_list(0x555569336660, 24) = 0 [pid 1179] set_robust_list(0x555569336660, 24 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(23 [pid 1180] chdir("./217" [pid 1179] <... set_robust_list resumed>) = 0 [pid 1177] close(29 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(24 [pid 1179] chdir("./212" [pid 1180] <... chdir resumed>) = 0 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1178] close(25 [pid 1177] exit_group(0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 219 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1177] <... exit_group resumed>) = ? [pid 1180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1179] <... chdir resumed>) = 0 [pid 1178] close(26 [pid 1177] +++ exited with 0 +++ [pid 1180] <... prctl resumed>) = 0 [pid 1179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] setpgid(0, 0 [pid 1179] <... prctl resumed>) = 0 [pid 1178] close(27 [pid 1180] <... setpgid resumed>) = 0 [pid 1179] setpgid(0, 0 [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1178] close(28 [pid 1180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1178] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1179] <... setpgid resumed>) = 0 [pid 1178] close(29) = -1 EBADF (Bad file descriptor) [pid 1179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1178] exit_group(0) = ? [pid 1180] <... openat resumed>) = 3 [pid 1179] <... openat resumed>) = 3 [pid 1178] +++ exited with 0 +++ [pid 1179] write(3, "1000", 4 [pid 1180] write(3, "1000", 4) = 4 [pid 1179] <... write resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1180] close(3 [pid 1179] close(3) = 0 [pid 1180] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1180] symlink("/dev/binderfs", "./binderfs" [pid 1179] symlink("/dev/binderfs", "./binderfs"executing program [pid 1180] <... symlink resumed>) = 0 [pid 1179] <... symlink resumed>) = 0 [pid 1180] write(1, "executing program\n", 18) = 18 [pid 1180] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY executing program [pid 1179] write(1, "executing program\n", 18) = 18 [pid 1180] <... openat resumed>) = 3 [pid 1179] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1180] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1179] <... openat resumed>) = 3 [pid 1180] <... openat resumed>) = 4 [pid 1179] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1180] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1179] <... openat resumed>) = 4 [pid 1180] setns(201, 0) = 0 [pid 1180] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1180] setns(5, 0) = 0 [pid 1180] close(5) = 0 [pid 1180] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1179] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1180] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1179] setns(201, 0 [pid 1180] close(3) = 0 [pid 1179] <... setns resumed>) = 0 [pid 1180] close(4 [pid 1179] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1180] <... close resumed>) = 0 [pid 1180] close(5) = -1 EBADF (Bad file descriptor) [pid 1180] close(6 [pid 1179] <... socket resumed>) = 6 [pid 1180] <... close resumed>) = 0 [pid 1179] setns(5, 0 [pid 1180] close(7 [pid 1179] <... setns resumed>) = 0 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1179] close(5 [pid 1180] close(8) = -1 EBADF (Bad file descriptor) [pid 1180] close(9) = -1 EBADF (Bad file descriptor) [pid 1179] <... close resumed>) = 0 [pid 1180] close(10) = -1 EBADF (Bad file descriptor) [pid 1179] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1180] close(11) = -1 EBADF (Bad file descriptor) [pid 1180] close(12) = -1 EBADF (Bad file descriptor) [pid 1180] close(13) = -1 EBADF (Bad file descriptor) [pid 1180] close(14) = -1 EBADF (Bad file descriptor) [pid 1180] close(15) = -1 EBADF (Bad file descriptor) [pid 1180] close(16) = -1 EBADF (Bad file descriptor) [pid 1179] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1180] close(17 [pid 1179] close(3 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] close(18) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1179] <... close resumed>) = 0 [pid 1179] close(4 [pid 1180] close(19) = -1 EBADF (Bad file descriptor) [pid 1180] close(20) = -1 EBADF (Bad file descriptor) [pid 1180] close(21) = -1 EBADF (Bad file descriptor) [pid 1180] close(22 [pid 1179] <... close resumed>) = 0 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1180] close(23 [pid 1179] close(5 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1180] close(24 [pid 1179] close(6 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1180] close(25 [pid 1179] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] close(26) = -1 EBADF (Bad file descriptor) [pid 1180] close(27 [pid 1179] close(7 [pid 303] newfstatat(3, "", [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] close(28 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1179] close(8 [pid 1180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] close(29) = -1 EBADF (Bad file descriptor) [pid 1180] exit_group(0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1179] close(9 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1180] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 1180] +++ exited with 0 +++ [pid 1179] close(10 [pid 303] umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1179] close(11 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] newfstatat(AT_FDCWD, "./217/binderfs", [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1179] close(12 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1179] close(13 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1179] close(14 [pid 303] unlink("./217/binderfs" [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1179] close(15 [pid 302] newfstatat(AT_FDCWD, "./225/binderfs", [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1179] close(16 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] unlink("./225/binderfs" [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] close(3 [pid 302] <... unlink resumed>) = 0 [pid 1179] close(17 [pid 306] <... openat resumed>) = 3 [pid 303] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 303] rmdir("./217" [pid 1179] close(18 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1179] close(19) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./218", 0777 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1179] close(20 [pid 306] getdents64(3, [pid 302] close(3) = 0 [pid 302] rmdir("./225" [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1179] close(21 [pid 306] umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./226", 0777 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1179] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1181 attached [pid 1181] set_robust_list(0x555569336660, 24) = 0 [pid 1181] chdir("./226" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 228 [pid 1179] close(23./strace-static-x86_64: Process 1182 attached [pid 1181] <... chdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./217/binderfs", [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1179] close(24 [pid 306] unlink("./217/binderfs" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 220 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] set_robust_list(0x555569336660, 24 [pid 1181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1182] <... set_robust_list resumed>) = 0 [pid 1181] <... prctl resumed>) = 0 [pid 1182] chdir("./218" [pid 1181] setpgid(0, 0 [pid 1179] close(25 [pid 306] <... unlink resumed>) = 0 [pid 1182] <... chdir resumed>) = 0 [pid 1181] <... setpgid resumed>) = 0 [pid 1182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1182] <... prctl resumed>) = 0 [pid 1181] <... openat resumed>) = 3 [pid 1179] close(26 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1182] setpgid(0, 0) = 0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1181] write(3, "1000", 4 [pid 1179] close(27 [pid 306] <... close resumed>) = 0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./217" [pid 1179] close(28 [pid 1182] <... openat resumed>) = 3 [pid 1181] <... write resumed>) = 4 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1182] write(3, "1000", 4 [pid 1181] close(3 [pid 1179] close(29 [pid 306] mkdir("./218", 0777 [pid 1182] <... write resumed>) = 4 [pid 1181] <... close resumed>) = 0 [pid 1179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(3 [pid 1181] symlink("/dev/binderfs", "./binderfs" [pid 306] <... mkdir resumed>) = 0 [pid 1182] <... close resumed>) = 0 [pid 1181] <... symlink resumed>) = 0 [pid 1179] exit_group(0executing program executing program [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1182] symlink("/dev/binderfs", "./binderfs" [pid 1181] write(1, "executing program\n", 18 [pid 1179] <... exit_group resumed>) = ? [pid 1182] <... symlink resumed>) = 0 [pid 1181] <... write resumed>) = 18 [pid 1181] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1182] write(1, "executing program\n", 18 [pid 1181] <... openat resumed>) = 3 [pid 1182] <... write resumed>) = 18 ./strace-static-x86_64: Process 1183 attached [pid 1182] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1181] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1182] <... openat resumed>) = 3 [pid 1181] <... openat resumed>) = 4 [pid 1182] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1181] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1182] <... openat resumed>) = 4 [pid 1181] <... openat resumed>) = 5 [pid 1182] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1181] setns(201, 0 [pid 1182] <... openat resumed>) = 5 [pid 1181] <... setns resumed>) = 0 [pid 1179] +++ exited with 0 +++ [pid 1183] set_robust_list(0x555569336660, 24 [pid 1181] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1183] <... set_robust_list resumed>) = 0 [pid 1182] setns(201, 0 [pid 1181] <... socket resumed>) = 6 [pid 1182] <... setns resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1182] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1181] setns(5, 0 [pid 1183] chdir("./218" [pid 1182] <... socket resumed>) = 6 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 220 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1183] <... chdir resumed>) = 0 [pid 1182] setns(5, 0 [pid 1181] <... setns resumed>) = 0 [pid 1183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1182] <... setns resumed>) = 0 [pid 1181] close(5 [pid 1182] close(5 [pid 1181] <... close resumed>) = 0 [pid 1183] <... prctl resumed>) = 0 [pid 1182] <... close resumed>) = 0 [pid 1181] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1183] setpgid(0, 0 [pid 1182] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... restart_syscall resumed>) = 0 [pid 1183] <... setpgid resumed>) = 0 [pid 1183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1181] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1181] close(3 [pid 1183] <... openat resumed>) = 3 [pid 1181] <... close resumed>) = 0 [pid 1181] close(4) = 0 [pid 1181] close(5) = -1 EBADF (Bad file descriptor) [pid 1181] close(6 [pid 301] umount2("./212", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1183] write(3, "1000", 4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1183] <... write resumed>) = 4 [pid 301] openat(AT_FDCWD, "./212", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1183] close(3) = 0 [pid 1182] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1181] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1183] symlink("/dev/binderfs", "./binderfs" [pid 1182] close(3 [pid 1181] close(7 [pid 1182] <... close resumed>) = 0 [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] <... symlink resumed>) = 0 [pid 1181] close(8 executing program [pid 301] newfstatat(3, "", [pid 1183] write(1, "executing program\n", 18 [pid 1182] close(4 [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1183] <... write resumed>) = 18 [pid 1182] <... close resumed>) = 0 [pid 1181] close(9 [pid 1182] close(5 [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] close(10 [pid 1182] close(6 [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] <... close resumed>) = 0 [pid 1181] close(11) = -1 EBADF (Bad file descriptor) [pid 1181] close(12 [pid 1182] close(7 [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] close(13 [pid 1182] close(8) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(9 [pid 1181] close(14 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(10 [pid 1181] close(15 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(11 [pid 1181] close(16 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(12 [pid 1181] close(17 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(13 [pid 1181] close(18 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(14 [pid 1181] close(19 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1182] close(15 [pid 1181] close(20 [pid 301] getdents64(3, [pid 1183] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1183] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] umount2("./212/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1182] close(16 [pid 1181] close(21 [pid 301] newfstatat(AT_FDCWD, "./212/binderfs", [pid 1183] <... openat resumed>) = 4 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(17 [pid 1181] close(22 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(18 [pid 1181] close(23 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(19 [pid 1181] close(24 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(20 [pid 1181] close(25 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(21 [pid 1181] close(26 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(22 [pid 1181] close(27 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(23 [pid 1181] close(28 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(24 [pid 1181] close(29 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1182] close(25 [pid 1181] exit_group(0 [pid 301] unlink("./212/binderfs" [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1182] close(26 [pid 1181] <... exit_group resumed>) = ? [pid 1183] <... openat resumed>) = 5 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1181] +++ exited with 0 +++ [pid 301] <... unlink resumed>) = 0 [pid 1183] setns(201, 0 [pid 1182] close(27 [pid 301] getdents64(3, [pid 1183] <... setns resumed>) = 0 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1183] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1182] close(28 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] close(3 [pid 1182] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] <... socket resumed>) = 6 [pid 301] <... close resumed>) = 0 [pid 1183] setns(5, 0 [pid 1182] close(29) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./212" [pid 1183] <... setns resumed>) = 0 [pid 1182] exit_group(0) = ? [pid 301] <... rmdir resumed>) = 0 [pid 1183] close(5 [pid 301] mkdir("./213", 0777 [pid 1183] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1183] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1183] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1182] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1183] close(3) = 0 [pid 1183] close(4) = 0 [pid 1183] close(5) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1184 attached [pid 1183] close(6) = 0 [pid 1184] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 215 [pid 1183] close(7 [pid 1184] <... set_robust_list resumed>) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] close(8 [pid 1184] chdir("./213" [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... chdir resumed>) = 0 [pid 1183] close(9 [pid 1184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... prctl resumed>) = 0 [pid 1184] setpgid(0, 0 [pid 1183] close(10 [pid 1184] <... setpgid resumed>) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1183] close(11) = -1 EBADF (Bad file descriptor) [pid 1184] <... openat resumed>) = 3 [pid 1183] close(12 [pid 1184] write(3, "1000", 4 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... write resumed>) = 4 [pid 1184] close(3 [pid 1183] close(13 [pid 1184] <... close resumed>) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] symlink("/dev/binderfs", "./binderfs" [pid 1183] close(14 [pid 1184] <... symlink resumed>) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1184] write(1, "executing program\n", 18 [pid 1183] close(15 [pid 1184] <... write resumed>) = 18 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1183] close(16 [pid 1184] <... openat resumed>) = 3 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] close(17 [pid 1184] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... openat resumed>) = 4 [pid 1183] close(18 [pid 1184] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... openat resumed>) = 5 [pid 1184] setns(201, 0 [pid 1183] close(19) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1184] <... setns resumed>) = 0 [pid 1184] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1183] close(20 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1184] <... socket resumed>) = 6 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] setns(5, 0 [pid 1183] close(21 [pid 302] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1183] close(22 [pid 302] <... openat resumed>) = 3 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] <... setns resumed>) = 0 [pid 1184] close(5) = 0 [pid 1183] close(23 [pid 1184] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(3, "", [pid 1183] close(24 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1183] close(25 [pid 302] getdents64(3, [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1184] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1184] close(3) = 0 [pid 1183] close(26 [pid 303] newfstatat(3, "", [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1184] close(4 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1184] <... close resumed>) = 0 [pid 1183] close(27 [pid 302] umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1184] close(5 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1183] close(28 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./226/binderfs", [pid 1183] close(29 [pid 303] umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1184] close(6 [pid 1183] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./226/binderfs" [pid 1184] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1184] close(7 [pid 1183] exit_group(0 [pid 1184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] close(8 [pid 302] <... unlink resumed>) = 0 [pid 1184] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1184] close(9) = -1 EBADF (Bad file descriptor) [pid 1184] close(10) = -1 EBADF (Bad file descriptor) [pid 1184] close(11) = -1 EBADF (Bad file descriptor) [pid 1184] close(12) = -1 EBADF (Bad file descriptor) [pid 1184] close(13) = -1 EBADF (Bad file descriptor) [pid 1184] close(14) = -1 EBADF (Bad file descriptor) [pid 1184] close(15) = -1 EBADF (Bad file descriptor) [pid 1184] close(16) = -1 EBADF (Bad file descriptor) [pid 1184] close(17) = -1 EBADF (Bad file descriptor) [pid 1184] close(18) = -1 EBADF (Bad file descriptor) [pid 1184] close(19) = -1 EBADF (Bad file descriptor) [pid 1184] close(20) = -1 EBADF (Bad file descriptor) [pid 1184] close(21) = -1 EBADF (Bad file descriptor) [pid 1184] close(22) = -1 EBADF (Bad file descriptor) [pid 1184] close(23) = -1 EBADF (Bad file descriptor) [pid 1184] close(24) = -1 EBADF (Bad file descriptor) [pid 1184] close(25) = -1 EBADF (Bad file descriptor) [pid 1184] close(26) = -1 EBADF (Bad file descriptor) [pid 1184] close(27) = -1 EBADF (Bad file descriptor) [pid 1184] close(28) = -1 EBADF (Bad file descriptor) [pid 1184] close(29) = -1 EBADF (Bad file descriptor) [pid 1184] exit_group(0 [pid 303] newfstatat(AT_FDCWD, "./218/binderfs", [pid 302] getdents64(3, [pid 1184] <... exit_group resumed>) = ? [pid 1183] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1184] +++ exited with 0 +++ [pid 1183] +++ exited with 0 +++ [pid 303] unlink("./218/binderfs" [pid 302] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] rmdir("./226" [pid 303] getdents64(3, [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... rmdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./227", 0777 [pid 306] umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... mkdir resumed>) = 0 [pid 303] rmdir("./218" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... openat resumed>) = 3 [pid 301] umount2("./213", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... rmdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] mkdir("./219", 0777 [pid 306] newfstatat(3, "", [pid 303] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./213", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1185 attached [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 1185] set_robust_list(0x555569336660, 24) = 0 [pid 1185] chdir("./227"./strace-static-x86_64: Process 1186 attached [pid 306] getdents64(3, [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 221 [pid 1185] <... chdir resumed>) = 0 [pid 1185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1185] setpgid(0, 0) = 0 [pid 301] newfstatat(3, "", [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1186] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 229 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1186] <... set_robust_list resumed>) = 0 [pid 1185] <... openat resumed>) = 3 [pid 306] umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 1186] chdir("./219" [pid 1185] write(3, "1000", 4) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1185] close(3) = 0 [pid 306] newfstatat(AT_FDCWD, "./218/binderfs", [pid 301] umount2("./213/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] unlink("./218/binderfs" [pid 301] newfstatat(AT_FDCWD, "./213/binderfs", [pid 1185] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 306] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1185] write(1, "executing program\n", 18) = 18 [pid 1185] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1185] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1185] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1186] <... chdir resumed>) = 0 [pid 306] getdents64(3, [pid 301] unlink("./213/binderfs" [pid 1185] <... openat resumed>) = 5 [pid 1185] setns(201, 0) = 0 [pid 1185] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... unlink resumed>) = 0 [pid 1185] <... socket resumed>) = 6 [pid 1185] setns(5, 0) = 0 [pid 1185] close(5) = 0 [pid 1185] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] getdents64(3, [pid 1186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1186] <... prctl resumed>) = 0 [pid 306] close(3 [pid 1186] setpgid(0, 0 [pid 1185] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... close resumed>) = 0 [pid 301] close(3 [pid 1186] <... setpgid resumed>) = 0 [pid 1185] close(3 [pid 306] rmdir("./218" [pid 1185] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1185] close(4 [pid 306] <... rmdir resumed>) = 0 [pid 301] rmdir("./213" [pid 306] mkdir("./219", 0777 [pid 1185] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1185] close(5 [pid 306] <... mkdir resumed>) = 0 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1185] close(6 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1185] <... close resumed>) = 0 [pid 301] mkdir("./214", 0777 [pid 1185] close(7) = -1 EBADF (Bad file descriptor) [pid 1185] close(8) = -1 EBADF (Bad file descriptor) [pid 1185] close(9) = -1 EBADF (Bad file descriptor) [pid 1185] close(10) = -1 EBADF (Bad file descriptor) [pid 1185] close(11) = -1 EBADF (Bad file descriptor) [pid 1185] close(12./strace-static-x86_64: Process 1187 attached ) = -1 EBADF (Bad file descriptor) [pid 1185] close(13 [pid 301] <... mkdir resumed>) = 0 [pid 1187] set_robust_list(0x555569336660, 24 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] <... set_robust_list resumed>) = 0 [pid 1185] close(14 [pid 1187] chdir("./219" [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1185] close(15) = -1 EBADF (Bad file descriptor) [pid 1187] <... chdir resumed>) = 0 [pid 1185] close(16 [pid 1187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] <... prctl resumed>) = 0 [pid 1185] close(17 [pid 1187] setpgid(0, 0 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] <... setpgid resumed>) = 0 [pid 1185] close(18 [pid 1187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] <... openat resumed>) = 3 [pid 1185] close(19) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1186] write(3, "1000", 4 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 221 [pid 1187] <... openat resumed>) = 3 [pid 1185] close(20) = -1 EBADF (Bad file descriptor) [pid 1187] write(3, "1000", 4 [pid 1185] close(21 [pid 1187] <... write resumed>) = 4 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] close(3 [pid 1185] close(22 [pid 1187] <... close resumed>) = 0 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1188 attached [pid 1187] symlink("/dev/binderfs", "./binderfs" [pid 1186] <... write resumed>) = 4 [pid 1185] close(23 [pid 1187] <... symlink resumed>) = 0 [pid 1186] close(3 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1185] close(24 [pid 1187] write(1, "executing program\n", 18executing program [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] set_robust_list(0x555569336660, 24 [pid 1187] <... write resumed>) = 18 [pid 1186] <... close resumed>) = 0 [pid 1185] close(25 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 216 [pid 1188] <... set_robust_list resumed>) = 0 [pid 1186] symlink("/dev/binderfs", "./binderfs" [pid 1187] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1186] <... symlink resumed>) = 0 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1188] chdir("./214" [pid 1187] <... openat resumed>) = 3 [pid 1186] write(1, "executing program\n", 18 [pid 1185] close(26 [pid 1188] <... chdir resumed>) = 0 [pid 1187] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1186] <... write resumed>) = 18 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1187] <... openat resumed>) = 4 [pid 1186] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1185] close(27 [pid 1188] <... prctl resumed>) = 0 [pid 1186] <... openat resumed>) = 3 [pid 1188] setpgid(0, 0 [pid 1187] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1186] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] <... setpgid resumed>) = 0 [pid 1187] <... openat resumed>) = 5 [pid 1186] <... openat resumed>) = 4 [pid 1185] close(28) = -1 EBADF (Bad file descriptor) [pid 1187] setns(201, 0 [pid 1186] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1185] close(29 [pid 1188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1187] <... setns resumed>) = 0 [pid 1185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1186] <... openat resumed>) = 5 [pid 1185] exit_group(0 [pid 1187] <... socket resumed>) = 6 [pid 1185] <... exit_group resumed>) = ? [pid 1188] <... openat resumed>) = 3 [pid 1186] setns(201, 0 [pid 1185] +++ exited with 0 +++ [pid 1187] setns(5, 0) = 0 [pid 1187] close(5) = 0 [pid 1187] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1188] write(3, "1000", 4 [pid 1186] <... setns resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1188] <... write resumed>) = 4 [pid 1187] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1186] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1188] close(3 [pid 1187] close(3 [pid 1188] <... close resumed>) = 0 [pid 1187] <... close resumed>) = 0 [pid 1186] <... socket resumed>) = 6 [pid 1187] close(4) = 0 [pid 1187] close(5 [pid 1188] symlink("/dev/binderfs", "./binderfs"executing program [pid 1186] setns(5, 0 [pid 302] umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] <... symlink resumed>) = 0 [pid 1187] close(6 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1186] <... setns resumed>) = 0 [pid 1188] write(1, "executing program\n", 18 [pid 1187] <... close resumed>) = 0 [pid 1186] close(5 [pid 302] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1188] <... write resumed>) = 18 [pid 1187] close(7 [pid 1186] <... close resumed>) = 0 [pid 1187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1186] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1188] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] newfstatat(3, "", [pid 1187] close(8 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1187] close(9) = -1 EBADF (Bad file descriptor) [pid 1187] close(10) = -1 EBADF (Bad file descriptor) [pid 1187] close(11) = -1 EBADF (Bad file descriptor) [pid 1187] close(12) = -1 EBADF (Bad file descriptor) [pid 1187] close(13) = -1 EBADF (Bad file descriptor) [pid 1187] close(14) = -1 EBADF (Bad file descriptor) [pid 1187] close(15) = -1 EBADF (Bad file descriptor) [pid 1187] close(16) = -1 EBADF (Bad file descriptor) [pid 1187] close(17) = -1 EBADF (Bad file descriptor) [pid 1187] close(18) = -1 EBADF (Bad file descriptor) [pid 1187] close(19) = -1 EBADF (Bad file descriptor) [pid 1187] close(20) = -1 EBADF (Bad file descriptor) [pid 1187] close(21) = -1 EBADF (Bad file descriptor) [pid 1187] close(22) = -1 EBADF (Bad file descriptor) [pid 1187] close(23) = -1 EBADF (Bad file descriptor) [pid 1187] close(24) = -1 EBADF (Bad file descriptor) [pid 1187] close(25) = -1 EBADF (Bad file descriptor) [pid 1187] close(26) = -1 EBADF (Bad file descriptor) [pid 1187] close(27) = -1 EBADF (Bad file descriptor) [pid 1187] close(28) = -1 EBADF (Bad file descriptor) [pid 1187] close(29) = -1 EBADF (Bad file descriptor) [pid 1187] exit_group(0) = ? [pid 1186] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1188] <... openat resumed>) = 3 [pid 302] getdents64(3, [pid 1188] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1187] +++ exited with 0 +++ [pid 1186] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1186] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1188] <... openat resumed>) = 4 [pid 1186] close(4 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] newfstatat(AT_FDCWD, "./227/binderfs", [pid 1186] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1186] close(5 [pid 302] unlink("./227/binderfs" [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1186] close(6 [pid 302] <... unlink resumed>) = 0 [pid 1188] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1188] <... openat resumed>) = 5 [pid 306] umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 1188] setns(201, 0 [pid 1186] <... close resumed>) = 0 [pid 1188] <... setns resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1188] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1186] close(7 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./227" [pid 1188] <... socket resumed>) = 6 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 306] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1188] setns(5, 0) = 0 [pid 1186] close(8 [pid 306] <... openat resumed>) = 3 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./228", 0777 [pid 1186] close(9 [pid 306] newfstatat(3, "", [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] close(5) = 0 [pid 1186] close(10 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1188] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1188] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1188] close(3) = 0 [pid 1188] close(4) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1186] close(11 [pid 1188] close(5) = -1 EBADF (Bad file descriptor) [pid 1188] close(6) = 0 [pid 1188] close(7 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(12 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./219/binderfs", [pid 1186] close(13 [pid 1188] close(8 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(14 [pid 306] unlink("./219/binderfs" [pid 1188] close(9 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1189 attached [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(15 [pid 306] <... unlink resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 230 [pid 1189] set_robust_list(0x555569336660, 24 [pid 1188] close(10 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] <... set_robust_list resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(16 [pid 306] getdents64(3, [pid 1189] chdir("./228" [pid 1188] close(11 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1186] close(17 [pid 306] close(3 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1186] close(18 [pid 1189] <... chdir resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1188] close(12 [pid 1189] <... prctl resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] setpgid(0, 0 [pid 1188] close(13 [pid 1189] <... setpgid resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1188] close(14) = -1 EBADF (Bad file descriptor) [pid 1189] <... openat resumed>) = 3 [pid 1188] close(15) = -1 EBADF (Bad file descriptor) [pid 1188] close(16) = -1 EBADF (Bad file descriptor) [pid 1189] write(3, "1000", 4 [pid 1188] close(17 [pid 1189] <... write resumed>) = 4 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] close(3 [pid 1188] close(18 [pid 1189] <... close resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] close(19 [pid 1189] symlink("/dev/binderfs", "./binderfs" [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] <... symlink resumed>) = 0 [pid 1188] close(20 [pid 1186] close(19 [pid 306] rmdir("./219" [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1189] write(1, "executing program\n", 18 [pid 1188] close(21 [pid 1186] close(20 [pid 306] <... rmdir resumed>) = 0 [pid 1189] <... write resumed>) = 18 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./220", 0777 [pid 1189] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1188] close(22 [pid 1186] close(21 [pid 306] <... mkdir resumed>) = 0 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1186] close(22 [pid 1189] <... openat resumed>) = 3 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1188] close(23 [pid 1189] <... openat resumed>) = 4 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] close(24 [pid 1189] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1190 attached [pid 1188] close(25 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] set_robust_list(0x555569336660, 24 [pid 1189] <... openat resumed>) = 5 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1188] close(26) = -1 EBADF (Bad file descriptor) [pid 1190] <... set_robust_list resumed>) = 0 [pid 1189] setns(201, 0 [pid 1188] close(27 [pid 1186] close(23 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 222 [pid 1190] chdir("./220" [pid 1189] <... setns resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(24 [pid 1189] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1188] close(28 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] <... chdir resumed>) = 0 [pid 1189] <... socket resumed>) = 6 [pid 1190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(25 [pid 1189] setns(5, 0 [pid 1188] close(29 [pid 1190] <... prctl resumed>) = 0 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] <... setns resumed>) = 0 [pid 1188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] setpgid(0, 0 [pid 1189] close(5 [pid 1188] exit_group(0 [pid 1186] close(26 [pid 1190] <... setpgid resumed>) = 0 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] <... close resumed>) = 0 [pid 1188] <... exit_group resumed>) = ? [pid 1186] close(27 [pid 1190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1189] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1188] +++ exited with 0 +++ [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1186] close(28 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] <... openat resumed>) = 3 [pid 1186] close(29 [pid 1190] write(3, "1000", 4 [pid 1186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1186] exit_group(0 [pid 1190] <... write resumed>) = 4 [pid 1189] close(3 [pid 1186] <... exit_group resumed>) = ? [pid 1190] close(3 [pid 1189] <... close resumed>) = 0 [pid 301] umount2("./214", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1189] close(4) = 0 [pid 1189] close(5) = -1 EBADF (Bad file descriptor) [pid 1189] close(6) = 0 [pid 1189] close(7) = -1 EBADF (Bad file descriptor) [pid 1189] close(8) = -1 EBADF (Bad file descriptor) [pid 1189] close(9) = -1 EBADF (Bad file descriptor) [pid 1189] close(10) = -1 EBADF (Bad file descriptor) [pid 1189] close(11) = -1 EBADF (Bad file descriptor) [pid 1186] +++ exited with 0 +++ [pid 1190] <... close resumed>) = 0 [pid 1189] close(12 [pid 1190] symlink("/dev/binderfs", "./binderfs" [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1189] close(13 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1190] <... symlink resumed>) = 0 [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./214", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1189] close(14) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1189] close(15 [pid 1190] write(1, "executing program\n", 18executing program [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1190] <... write resumed>) = 18 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1189] close(16 [pid 301] getdents64(3, [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1189] close(17 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] <... openat resumed>) = 3 [pid 1189] close(18 [pid 301] umount2("./214/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1190] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1189] close(19 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1189] close(20 [pid 303] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] close(21 [pid 303] <... openat resumed>) = 3 [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] close(22 [pid 303] newfstatat(3, "", [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1189] close(23) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1189] close(24) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1189] close(25 [pid 303] umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1189] close(26) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./219/binderfs", [pid 1189] close(27 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1189] close(28 [pid 303] unlink("./219/binderfs" [pid 1189] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1189] close(29) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1189] exit_group(0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1189] <... exit_group resumed>) = ? [pid 303] <... close resumed>) = 0 [pid 1190] <... openat resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./214/binderfs", [pid 1190] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1190] <... openat resumed>) = 5 [pid 303] rmdir("./219" [pid 301] unlink("./214/binderfs" [pid 1190] setns(201, 0 [pid 1189] +++ exited with 0 +++ [pid 303] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1190] <... setns resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, [pid 303] mkdir("./220", 0777 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1190] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 1190] <... socket resumed>) = 6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./214") = 0 [pid 1190] setns(5, 0 [pid 301] mkdir("./215", 0777 [pid 1190] <... setns resumed>) = 0 [pid 1190] close(5 [pid 301] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1191 attached [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1190] <... close resumed>) = 0 [pid 1190] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1190] close(3./strace-static-x86_64: Process 1192 attached [pid 1191] set_robust_list(0x555569336660, 24 [pid 1192] set_robust_list(0x555569336660, 24 [pid 1190] <... close resumed>) = 0 [pid 1192] <... set_robust_list resumed>) = 0 [pid 1192] chdir("./215" [pid 1190] close(4) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 222 [pid 1191] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 217 [pid 1192] <... chdir resumed>) = 0 [pid 1190] close(5 [pid 1192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] <... prctl resumed>) = 0 [pid 1191] chdir("./220" [pid 1190] close(6 [pid 1191] <... chdir resumed>) = 0 [pid 1192] setpgid(0, 0 [pid 1190] <... close resumed>) = 0 [pid 1192] <... setpgid resumed>) = 0 [pid 1191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1190] close(7 [pid 1192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1191] <... prctl resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] setpgid(0, 0 [pid 1190] close(8 [pid 1191] <... setpgid resumed>) = 0 [pid 1192] <... openat resumed>) = 3 [pid 1191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] close(9 [pid 1192] write(3, "1000", 4 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] <... write resumed>) = 4 [pid 1190] close(10) = -1 EBADF (Bad file descriptor) [pid 1192] close(3 [pid 1190] close(11 [pid 1192] <... close resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] symlink("/dev/binderfs", "./binderfs" [pid 1190] close(12 [pid 1192] <... symlink resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] close(13) = -1 EBADF (Bad file descriptor) executing program [pid 1192] write(1, "executing program\n", 18 [pid 1190] close(14 [pid 1192] <... write resumed>) = 18 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1190] close(15) = -1 EBADF (Bad file descriptor) [pid 1192] <... openat resumed>) = 3 [pid 1190] close(16) = -1 EBADF (Bad file descriptor) [pid 1190] close(17 [pid 1192] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... openat resumed>) = 3 [pid 1190] close(18 [pid 1191] write(3, "1000", 4) = 4 [pid 1192] <... openat resumed>) = 4 [pid 1191] close(3 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... close resumed>) = 0 [pid 1191] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1191] write(1, "executing program\n", 18 [pid 1190] close(19 [pid 1192] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1191] <... write resumed>) = 18 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1192] <... openat resumed>) = 5 [pid 1191] <... openat resumed>) = 3 [pid 1192] setns(201, 0 [pid 1190] close(20 [pid 1191] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1192] <... setns resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1191] <... openat resumed>) = 4 [pid 1190] close(21 [pid 1192] <... socket resumed>) = 6 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] close(22) = -1 EBADF (Bad file descriptor) [pid 1192] setns(5, 0 [pid 1190] close(23 [pid 1192] <... setns resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(5 [pid 1190] close(24 [pid 1192] <... close resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] close(25 [pid 1192] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1190] close(26 [pid 1192] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1191] setns(201, 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... setns resumed>) = 0 [pid 1192] close(3 [pid 1191] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1190] close(27 [pid 1192] <... close resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(4 [pid 1191] <... socket resumed>) = 6 [pid 1190] close(28 [pid 1191] setns(5, 0 [pid 1192] <... close resumed>) = 0 [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1192] close(5 [pid 1191] <... setns resumed>) = 0 [pid 1190] close(29 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(6 [pid 1191] close(5 [pid 1190] exit_group(0 [pid 1192] <... close resumed>) = 0 [pid 1190] <... exit_group resumed>) = ? [pid 1192] close(7 [pid 1191] <... close resumed>) = 0 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1192] close(8 [pid 1190] +++ exited with 0 +++ [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1192] close(9) = -1 EBADF (Bad file descriptor) [pid 1192] close(10) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1192] close(11 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(12 [pid 1191] close(3 [pid 302] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(13 [pid 302] <... openat resumed>) = 3 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... close resumed>) = 0 [pid 1192] close(14) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1191] close(4 [pid 1192] close(15 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... close resumed>) = 0 [pid 1192] close(16 [pid 1191] close(5 [pid 302] getdents64(3, [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1191] close(6 [pid 302] umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1192] close(17 [pid 1191] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./228/binderfs", [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(18 [pid 1191] close(7 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(19) = -1 EBADF (Bad file descriptor) [pid 1192] close(20) = -1 EBADF (Bad file descriptor) [pid 1192] close(21) = -1 EBADF (Bad file descriptor) [pid 1192] close(22) = -1 EBADF (Bad file descriptor) [pid 1192] close(23) = -1 EBADF (Bad file descriptor) [pid 1192] close(24) = -1 EBADF (Bad file descriptor) [pid 1192] close(25) = -1 EBADF (Bad file descriptor) [pid 1192] close(26) = -1 EBADF (Bad file descriptor) [pid 1191] close(8 [pid 302] unlink("./228/binderfs" [pid 1192] close(27 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] close(28 [pid 1191] close(9 [pid 1192] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1192] close(29) = -1 EBADF (Bad file descriptor) [pid 1191] close(10 [pid 302] getdents64(3, [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1191] close(11 [pid 302] close(3 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1191] close(12 [pid 302] rmdir("./228" [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1192] exit_group(0 [pid 1191] close(13 [pid 1192] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] close(14) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./229", 0777 [pid 1191] close(15 [pid 1192] +++ exited with 0 +++ [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1191] close(16 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1191] close(17 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] close(18) = -1 EBADF (Bad file descriptor) [pid 1191] close(19) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1193 attached [pid 1191] close(20 [pid 1193] set_robust_list(0x555569336660, 24 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 231 [pid 1191] close(21 [pid 1193] <... set_robust_list resumed>) = 0 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] close(22) = -1 EBADF (Bad file descriptor) [pid 1193] chdir("./229" [pid 1191] close(23 [pid 1193] <... chdir resumed>) = 0 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1191] close(24 [pid 1193] <... prctl resumed>) = 0 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] setpgid(0, 0 [pid 1191] close(25) = -1 EBADF (Bad file descriptor) [pid 1193] <... setpgid resumed>) = 0 [pid 1191] close(26) = -1 EBADF (Bad file descriptor) [pid 1193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1191] close(27) = -1 EBADF (Bad file descriptor) [pid 1193] <... openat resumed>) = 3 [pid 1191] close(28 [pid 1193] write(3, "1000", 4 [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] <... write resumed>) = 4 [pid 1191] close(29 [pid 1193] close(3) = 0 [pid 1193] symlink("/dev/binderfs", "./binderfs" [pid 1191] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1191] exit_group(0executing program [pid 1193] <... symlink resumed>) = 0 [pid 1191] <... exit_group resumed>) = ? [pid 1193] write(1, "executing program\n", 18) = 18 [pid 1193] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1193] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 1193] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1193] setns(201, 0) = 0 [pid 1193] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1193] setns(5, 0) = 0 [pid 306] umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1193] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1193] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1193] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1193] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1193] close(3 [pid 1191] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./220/binderfs", [pid 1193] <... close resumed>) = 0 [pid 1193] close(4) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1193] close(5 [pid 306] unlink("./220/binderfs" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] close(6) = 0 [pid 1193] close(7 [pid 306] <... unlink resumed>) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1193] close(8 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1193] close(9) = -1 EBADF (Bad file descriptor) [pid 1193] close(10) = -1 EBADF (Bad file descriptor) [pid 1193] close(11 [pid 306] <... close resumed>) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./220" [pid 1193] close(12) = -1 EBADF (Bad file descriptor) [pid 1193] close(13 [pid 306] <... rmdir resumed>) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./221", 0777 [pid 1193] close(14) = -1 EBADF (Bad file descriptor) [pid 1193] close(15) = -1 EBADF (Bad file descriptor) [pid 1193] close(16) = -1 EBADF (Bad file descriptor) [pid 1193] close(17) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1193] close(18 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... restart_syscall resumed>) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] close(19) = -1 EBADF (Bad file descriptor) [pid 1193] close(20) = -1 EBADF (Bad file descriptor) [pid 1193] close(21) = -1 EBADF (Bad file descriptor) [pid 1193] close(22) = -1 EBADF (Bad file descriptor) [pid 1193] close(23) = -1 EBADF (Bad file descriptor) [pid 1193] close(24) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1194 attached [pid 1193] close(25 [pid 301] <... restart_syscall resumed>) = 0 [pid 1193] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1193] close(26) = -1 EBADF (Bad file descriptor) [pid 1193] close(27) = -1 EBADF (Bad file descriptor) [pid 1193] close(28) = -1 EBADF (Bad file descriptor) [pid 1193] close(29) = -1 EBADF (Bad file descriptor) [pid 1193] exit_group(0) = ? [pid 301] umount2("./215", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1194] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 223 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1194] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./215", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 1194] chdir("./221" [pid 303] newfstatat(3, "", [pid 301] <... openat resumed>) = 3 [pid 1194] <... chdir resumed>) = 0 [pid 1193] +++ exited with 0 +++ [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] newfstatat(3, "", [pid 1194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1194] <... prctl resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, [pid 303] umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1194] setpgid(0, 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1194] <... setpgid resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./220/binderfs", [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./215/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./220/binderfs" [pid 1194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, [pid 302] umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1194] <... openat resumed>) = 3 [pid 303] close(3 [pid 301] newfstatat(AT_FDCWD, "./215/binderfs", [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 1194] write(3, "1000", 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] rmdir("./220" [pid 1194] <... write resumed>) = 4 [pid 301] unlink("./215/binderfs" [pid 303] <... rmdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1194] close(3 [pid 303] mkdir("./221", 0777 [pid 302] umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 1194] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1194] symlink("/dev/binderfs", "./binderfs" [pid 302] newfstatat(AT_FDCWD, "./229/binderfs", [pid 301] getdents64(3, [pid 1194] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] unlink("./229/binderfs" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./229"executing program ) = 0 [pid 1194] write(1, "executing program\n", 18 [pid 301] close(3 [pid 302] mkdir("./230", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1195 attached [pid 1194] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 ./strace-static-x86_64: Process 1196 attached [pid 1195] set_robust_list(0x555569336660, 24 [pid 1194] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1196] set_robust_list(0x555569336660, 24 [pid 1195] <... set_robust_list resumed>) = 0 [pid 1196] <... set_robust_list resumed>) = 0 [pid 1195] chdir("./221" [pid 1194] <... openat resumed>) = 3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 232 [pid 301] rmdir("./215" [pid 1196] chdir("./230" [pid 1195] <... chdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 223 [pid 1196] <... chdir resumed>) = 0 [pid 1195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1194] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... rmdir resumed>) = 0 [pid 1196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1195] <... prctl resumed>) = 0 [pid 1196] <... prctl resumed>) = 0 [pid 301] mkdir("./216", 0777 [pid 1196] setpgid(0, 0 [pid 1195] setpgid(0, 0 [pid 1196] <... setpgid resumed>) = 0 [pid 1195] <... setpgid resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1194] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1196] <... openat resumed>) = 3 [pid 1195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1194] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1196] write(3, "1000", 4 [pid 1195] <... openat resumed>) = 3 [pid 1196] <... write resumed>) = 4 ./strace-static-x86_64: Process 1197 attached [pid 1196] close(3 [pid 1195] write(3, "1000", 4 [pid 1196] <... close resumed>) = 0 [pid 1194] <... openat resumed>) = 5 [pid 1195] <... write resumed>) = 4 [pid 1197] set_robust_list(0x555569336660, 24 [pid 1196] symlink("/dev/binderfs", "./binderfs" [pid 1194] setns(201, 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 218 [pid 1197] <... set_robust_list resumed>) = 0 [pid 1194] <... setns resumed>) = 0 executing program [pid 1196] <... symlink resumed>) = 0 [pid 1195] close(3 [pid 1194] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1197] chdir("./216" [pid 1196] write(1, "executing program\n", 18 [pid 1195] <... close resumed>) = 0 [pid 1196] <... write resumed>) = 18 [pid 1195] symlink("/dev/binderfs", "./binderfs" [pid 1194] <... socket resumed>) = 6 [pid 1197] <... chdir resumed>) = 0 [pid 1196] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1195] <... symlink resumed>) = 0 [pid 1194] setns(5, 0executing program [pid 1196] <... openat resumed>) = 3 [pid 1195] write(1, "executing program\n", 18 [pid 1196] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1195] <... write resumed>) = 18 [pid 1197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1195] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1194] <... setns resumed>) = 0 [pid 1197] <... prctl resumed>) = 0 [pid 1196] <... openat resumed>) = 4 [pid 1194] close(5 [pid 1197] setpgid(0, 0 [pid 1194] <... close resumed>) = 0 [pid 1197] <... setpgid resumed>) = 0 [pid 1194] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1196] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1195] <... openat resumed>) = 3 [pid 1197] <... openat resumed>) = 3 [pid 1196] <... openat resumed>) = 5 [pid 1195] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1194] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1197] write(3, "1000", 4 [pid 1196] setns(201, 0 [pid 1195] <... openat resumed>) = 4 [pid 1197] <... write resumed>) = 4 [pid 1196] <... setns resumed>) = 0 [pid 1194] close(3 [pid 1197] close(3 [pid 1196] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1195] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1197] <... close resumed>) = 0 [pid 1196] <... socket resumed>) = 6 [pid 1194] <... close resumed>) = 0 [pid 1197] symlink("/dev/binderfs", "./binderfs" [pid 1196] setns(5, 0 [pid 1195] <... openat resumed>) = 5 [pid 1194] close(4 [pid 1197] <... symlink resumed>) = 0 [pid 1196] <... setns resumed>) = 0 [pid 1197] write(1, "executing program\n", 18executing program [pid 1196] close(5 [pid 1195] setns(201, 0 [pid 1194] <... close resumed>) = 0 [pid 1197] <... write resumed>) = 18 [pid 1196] <... close resumed>) = 0 [pid 1194] close(5 [pid 1197] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1194] close(6 [pid 1197] <... openat resumed>) = 3 [pid 1194] <... close resumed>) = 0 [pid 1197] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1194] close(7 [pid 1197] <... openat resumed>) = 4 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... setns resumed>) = 0 [pid 1196] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1195] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1194] close(8) = -1 EBADF (Bad file descriptor) [pid 1194] close(9) = -1 EBADF (Bad file descriptor) [pid 1194] close(10) = -1 EBADF (Bad file descriptor) [pid 1194] close(11 [pid 1195] <... socket resumed>) = 6 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] setns(5, 0 [pid 1194] close(12 [pid 1196] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1196] close(3 [pid 1195] <... setns resumed>) = 0 [pid 1194] close(13 [pid 1195] close(5 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = 0 [pid 1194] close(14) = -1 EBADF (Bad file descriptor) [pid 1195] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1194] close(15) = -1 EBADF (Bad file descriptor) [pid 1194] close(16) = -1 EBADF (Bad file descriptor) [pid 1194] close(17 [pid 1196] <... close resumed>) = 0 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... openat resumed>) = 5 [pid 1194] close(18 [pid 1196] close(4 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1194] close(19) = -1 EBADF (Bad file descriptor) [pid 1194] close(20) = -1 EBADF (Bad file descriptor) [pid 1194] close(21) = -1 EBADF (Bad file descriptor) [pid 1195] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1197] setns(201, 0 [pid 1196] <... close resumed>) = 0 [pid 1194] close(22 [pid 1197] <... setns resumed>) = 0 [pid 1196] close(5 [pid 1195] close(3 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = 0 [pid 1194] close(23 [pid 1197] <... socket resumed>) = 6 [pid 1196] close(6 [pid 1195] close(4 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] setns(5, 0 [pid 1196] <... close resumed>) = 0 [pid 1194] close(24 [pid 1195] <... close resumed>) = 0 [pid 1197] <... setns resumed>) = 0 [pid 1196] close(7 [pid 1195] close(5 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(5 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1194] close(25 [pid 1197] <... close resumed>) = 0 [pid 1196] close(8 [pid 1195] close(6 [pid 1194] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = 0 [pid 1194] close(26) = -1 EBADF (Bad file descriptor) [pid 1194] close(27) = -1 EBADF (Bad file descriptor) [pid 1194] close(28) = -1 EBADF (Bad file descriptor) [pid 1194] close(29) = -1 EBADF (Bad file descriptor) [pid 1196] close(9 [pid 1195] close(7 [pid 1197] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1194] exit_group(0 [pid 1197] close(3 [pid 1196] close(10 [pid 1195] close(8 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = 0 [pid 1196] close(11 [pid 1195] close(9 [pid 1197] close(4 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(12 [pid 1195] close(10 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = 0 [pid 1196] close(13 [pid 1195] close(11 [pid 1194] <... exit_group resumed>) = ? [pid 1197] close(5 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(14 [pid 1195] close(12 [pid 1197] close(6 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(15 [pid 1197] <... close resumed>) = 0 [pid 1197] close(7 [pid 1194] +++ exited with 0 +++ [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(13 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(16 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1197] close(8 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(14 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(17 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(9 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(15 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(18 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(10 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(16 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(19 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(11 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(17 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(20 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(12 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(18 [pid 306] <... restart_syscall resumed>) = 0 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(21 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(13 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(19 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(22 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1197] close(14 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(23 [pid 1195] close(20 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1197] close(15 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] close(24 [pid 1195] close(21 [pid 306] <... openat resumed>) = 3 [pid 1197] close(16 [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(17 [pid 1196] close(25 [pid 1195] close(22 [pid 306] newfstatat(3, "", [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1197] close(18 [pid 1196] close(26 [pid 1195] close(23 [pid 306] getdents64(3, [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(19 [pid 1196] close(27 [pid 1195] close(24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(20 [pid 1196] close(28 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(25 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1197] close(21 [pid 1196] close(29 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1196] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(26 [pid 306] newfstatat(AT_FDCWD, "./221/binderfs", [pid 1197] close(22 [pid 1196] exit_group(0 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1197] close(23) = -1 EBADF (Bad file descriptor) [pid 1196] <... exit_group resumed>) = ? [pid 1195] close(27 [pid 306] unlink("./221/binderfs" [pid 1197] close(24 [pid 1196] +++ exited with 0 +++ [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(28 [pid 1197] close(25 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] close(29 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1197] close(26 [pid 1195] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1195] exit_group(0 [pid 306] <... close resumed>) = 0 [pid 1197] close(27 [pid 1195] <... exit_group resumed>) = ? [pid 1197] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./221" [pid 1197] close(28) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1197] close(29) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./222", 0777 [pid 302] umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1197] exit_group(0 [pid 306] <... mkdir resumed>) = 0 [pid 1197] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1197] +++ exited with 0 +++ [pid 1195] +++ exited with 0 +++ [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1198 attached ) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1198] set_robust_list(0x555569336660, 24 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 1198] <... set_robust_list resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1198] chdir("./222" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 224 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1198] <... chdir resumed>) = 0 [pid 302] getdents64(3, [pid 301] umount2("./216", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1198] <... prctl resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1198] setpgid(0, 0 [pid 301] openat(AT_FDCWD, "./216", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1198] <... setpgid resumed>) = 0 [pid 302] umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1198] <... openat resumed>) = 3 [pid 302] newfstatat(AT_FDCWD, "./230/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1198] write(3, "1000", 4 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1198] <... write resumed>) = 4 [pid 302] unlink("./230/binderfs" [pid 1198] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./216/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./216/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1198] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3, [pid 301] unlink("./216/binderfs" [pid 1198] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] close(3 [pid 301] getdents64(3, [pid 1198] write(1, "executing program\n", 18 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./216"executing program [pid 1198] <... write resumed>) = 18 [pid 302] rmdir("./230" [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./217", 0777 [pid 1198] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] mkdir("./231", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 1198] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1198] <... openat resumed>) = 4 ./strace-static-x86_64: Process 1199 attached ./strace-static-x86_64: Process 1200 attached [pid 1200] set_robust_list(0x555569336660, 24 [pid 1199] set_robust_list(0x555569336660, 24 [pid 1200] <... set_robust_list resumed>) = 0 [pid 1199] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 219 [pid 1200] chdir("./231" [pid 1199] chdir("./217" [pid 1198] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1199] <... chdir resumed>) = 0 [pid 1200] <... chdir resumed>) = 0 [pid 1198] <... openat resumed>) = 5 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 233 [pid 1199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1198] setns(201, 0 [pid 1199] <... prctl resumed>) = 0 [pid 1200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1199] setpgid(0, 0 [pid 1198] <... setns resumed>) = 0 [pid 1200] <... prctl resumed>) = 0 [pid 1199] <... setpgid resumed>) = 0 [pid 1198] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1200] setpgid(0, 0 [pid 1199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1200] <... setpgid resumed>) = 0 [pid 1199] <... openat resumed>) = 3 [pid 1198] <... socket resumed>) = 6 [pid 303] <... restart_syscall resumed>) = 0 [pid 1198] setns(5, 0 [pid 1199] write(3, "1000", 4 [pid 1198] <... setns resumed>) = 0 [pid 1199] <... write resumed>) = 4 [pid 1198] close(5 [pid 1200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1199] close(3 [pid 1198] <... close resumed>) = 0 [pid 1199] <... close resumed>) = 0 [pid 1199] symlink("/dev/binderfs", "./binderfs" [pid 1198] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1200] <... openat resumed>) = 3 [pid 303] umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1199] <... symlink resumed>) = 0 executing program [pid 1200] write(3, "1000", 4 [pid 1199] write(1, "executing program\n", 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1200] <... write resumed>) = 4 [pid 1199] <... write resumed>) = 18 [pid 1198] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1200] close(3 [pid 303] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1200] <... close resumed>) = 0 [pid 1199] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1198] close(3 [pid 303] <... openat resumed>) = 3 [pid 1200] symlink("/dev/binderfs", "./binderfs" [pid 303] newfstatat(3, "", [pid 1200] <... symlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1199] <... openat resumed>) = 3 executing program [pid 1198] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1199] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1198] close(4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1198] <... close resumed>) = 0 [pid 1200] write(1, "executing program\n", 18 [pid 1198] close(5 [pid 1200] <... write resumed>) = 18 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1200] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1199] <... openat resumed>) = 4 [pid 1198] close(6 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1200] <... openat resumed>) = 3 [pid 1198] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./221/binderfs", [pid 1200] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1199] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1198] close(7 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1200] <... openat resumed>) = 4 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./221/binderfs" [pid 1199] <... openat resumed>) = 5 [pid 1198] close(8 [pid 303] <... unlink resumed>) = 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1198] close(9 [pid 1199] setns(201, 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1200] <... openat resumed>) = 5 [pid 1199] <... setns resumed>) = 0 [pid 1198] close(10 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1200] setns(201, 0 [pid 1199] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1198] close(11 [pid 303] <... close resumed>) = 0 [pid 1199] <... socket resumed>) = 6 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./221" [pid 1200] <... setns resumed>) = 0 [pid 1199] setns(5, 0 [pid 1198] close(12 [pid 1200] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... rmdir resumed>) = 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... setns resumed>) = 0 [pid 1198] close(13 [pid 1200] <... socket resumed>) = 6 [pid 1199] close(5 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = 0 [pid 1198] close(14 [pid 303] mkdir("./222", 0777 [pid 1200] setns(5, 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(15 [pid 1200] <... setns resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1200] close(5 [pid 1199] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1198] close(16 [pid 1199] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1199] close(3./strace-static-x86_64: Process 1201 attached ) = 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] set_robust_list(0x555569336660, 24 [pid 1200] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1199] close(4 [pid 1198] close(17 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 224 [pid 1201] <... set_robust_list resumed>) = 0 [pid 1199] <... close resumed>) = 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] chdir("./222" [pid 1199] close(5 [pid 1200] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1198] close(18 [pid 1201] <... chdir resumed>) = 0 [pid 1200] close(3 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1199] close(6 [pid 1198] close(19 [pid 1201] <... prctl resumed>) = 0 [pid 1200] <... close resumed>) = 0 [pid 1199] <... close resumed>) = 0 [pid 1201] setpgid(0, 0 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... setpgid resumed>) = 0 [pid 1199] close(7 [pid 1198] close(20 [pid 1201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1200] close(4 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(8 [pid 1198] close(21 [pid 1200] <... close resumed>) = 0 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] close(5 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... openat resumed>) = 3 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(9 [pid 1198] close(22 [pid 1201] write(3, "1000", 4 [pid 1200] close(6 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... write resumed>) = 4 [pid 1200] <... close resumed>) = 0 [pid 1199] close(10 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(3 [pid 1200] close(7 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(23 [pid 1201] <... close resumed>) = 0 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(11 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] symlink("/dev/binderfs", "./binderfs" [pid 1200] close(8 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(24 [pid 1201] <... symlink resumed>) = 0 [pid 1199] close(12 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(25executing program [pid 1200] close(9 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(26 [pid 1200] close(10 [pid 1201] write(1, "executing program\n", 18 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... write resumed>) = 18 [pid 1200] close(11 [pid 1199] close(13 [pid 1198] close(27 [pid 1201] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... openat resumed>) = 3 [pid 1199] close(14 [pid 1201] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1200] close(12 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(28 [pid 1201] <... openat resumed>) = 4 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(15 [pid 1200] close(13 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1199] close(16 [pid 1201] <... openat resumed>) = 5 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1198] close(29 [pid 1199] close(17 [pid 1200] close(14 [pid 1198] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] setns(201, 0 [pid 1199] close(18 [pid 1198] exit_group(0 [pid 1201] <... setns resumed>) = 0 [pid 1200] close(15 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(19 [pid 1198] <... exit_group resumed>) = ? [pid 1201] <... socket resumed>) = 6 [pid 1200] close(16 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(20 [pid 1201] setns(5, 0 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... setns resumed>) = 0 [pid 1199] close(21 [pid 1201] close(5 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... close resumed>) = 0 [pid 1199] close(22) = -1 EBADF (Bad file descriptor) [pid 1201] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1199] close(23) = -1 EBADF (Bad file descriptor) [pid 1198] +++ exited with 0 +++ [pid 1199] close(24) = -1 EBADF (Bad file descriptor) [pid 1199] close(25) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1201] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(26 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1201] close(3 [pid 1200] close(17 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1201] <... close resumed>) = 0 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] close(27 [pid 1201] close(4 [pid 1200] close(18 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] <... close resumed>) = 0 [pid 1199] close(28 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] close(19 [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(5 [pid 1200] close(20 [pid 1199] close(29 [pid 306] umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1201] close(6 [pid 1200] close(21 [pid 1199] exit_group(0 [pid 1201] <... close resumed>) = 0 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1201] close(7 [pid 1200] close(22 [pid 1199] <... exit_group resumed>) = ? [pid 306] <... openat resumed>) = 3 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1199] +++ exited with 0 +++ [pid 306] newfstatat(3, "", [pid 1201] close(8 [pid 1200] close(23 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(9 [pid 1200] close(24 [pid 306] getdents64(3, [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(10 [pid 1200] close(25 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1201] close(11 [pid 1200] close(26 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(12 [pid 306] newfstatat(AT_FDCWD, "./222/binderfs", [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1201] close(13 [pid 1200] close(27) = -1 EBADF (Bad file descriptor) [pid 1200] close(28 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./222/binderfs" [pid 1201] close(14 [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] close(29 [pid 306] getdents64(3, [pid 1201] close(15 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1200] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(16 [pid 306] close(3 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1201] close(17 [pid 1200] exit_group(0 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./222" [pid 1201] close(18 [pid 1200] <... exit_group resumed>) = ? [pid 306] <... rmdir resumed>) = 0 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(19) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./223", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 1201] close(20) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1201] close(21) = -1 EBADF (Bad file descriptor) [pid 1201] close(22) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1202 attached [pid 1201] close(23 [pid 1200] +++ exited with 0 +++ [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1201] close(24) = -1 EBADF (Bad file descriptor) [pid 1201] close(25) = -1 EBADF (Bad file descriptor) [pid 1201] close(26 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] set_robust_list(0x555569336660, 24 [pid 1201] close(27 [pid 301] umount2("./217", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 225 [pid 302] umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1202] <... set_robust_list resumed>) = 0 [pid 1201] close(28 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] chdir("./223" [pid 1201] close(29 [pid 302] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./217", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1202] <... chdir resumed>) = 0 [pid 1201] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1201] exit_group(0 [pid 1202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 1202] <... prctl resumed>) = 0 [pid 1201] <... exit_group resumed>) = ? [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 1202] setpgid(0, 0 [pid 1201] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1202] <... setpgid resumed>) = 0 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] umount2("./217/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./231/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1202] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./217/binderfs", [pid 302] unlink("./231/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1202] write(3, "1000", 4 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./217/binderfs" [pid 1202] <... write resumed>) = 4 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] rmdir("./231") = 0 [pid 1202] close(3 [pid 301] getdents64(3, [pid 302] mkdir("./232", 0777 [pid 1202] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1202] symlink("/dev/binderfs", "./binderfs" [pid 301] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1202] <... symlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 234 [pid 301] rmdir("./217"executing program ./strace-static-x86_64: Process 1203 attached ) = 0 [pid 1203] set_robust_list(0x555569336660, 24 [pid 301] mkdir("./218", 0777 [pid 1203] <... set_robust_list resumed>) = 0 [pid 1202] write(1, "executing program\n", 18 [pid 301] <... mkdir resumed>) = 0 [pid 1203] chdir("./232" [pid 1202] <... write resumed>) = 18 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1202] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1204 attached [pid 1203] <... chdir resumed>) = 0 [pid 1203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1202] <... openat resumed>) = 3 [pid 1204] set_robust_list(0x555569336660, 24) = 0 [pid 1204] chdir("./218" [pid 1203] <... prctl resumed>) = 0 [pid 1202] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1204] <... chdir resumed>) = 0 [pid 1204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1203] setpgid(0, 0 [pid 1204] setpgid(0, 0) = 0 [pid 1202] <... openat resumed>) = 4 [pid 1204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1203] <... setpgid resumed>) = 0 [pid 1202] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 220 [pid 1203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1204] <... openat resumed>) = 3 [pid 1202] <... openat resumed>) = 5 [pid 1204] write(3, "1000", 4) = 4 [pid 1203] <... openat resumed>) = 3 [pid 303] <... restart_syscall resumed>) = 0 [pid 1204] close(3) = 0 [pid 1204] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1203] write(3, "1000", 4 [pid 1202] setns(201, 0 [pid 1204] write(1, "executing program\n", 18) = 18 [pid 1204] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1203] <... write resumed>) = 4 [pid 1202] <... setns resumed>) = 0 [pid 303] umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1204] <... openat resumed>) = 3 [pid 1204] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1203] close(3 [pid 1202] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1203] <... close resumed>) = 0 [pid 1204] <... openat resumed>) = 4 [pid 1203] symlink("/dev/binderfs", "./binderfs" [pid 1202] <... socket resumed>) = 6 [pid 303] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1204] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1203] <... symlink resumed>) = 0 [pid 1204] <... openat resumed>) = 5 [pid 1202] setns(5, 0executing program [pid 303] <... openat resumed>) = 3 [pid 1203] write(1, "executing program\n", 18 [pid 1202] <... setns resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1204] setns(201, 0) = 0 [pid 1202] close(5 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1203] <... write resumed>) = 18 [pid 1204] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1203] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] getdents64(3, [pid 1202] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1204] setns(5, 0 [pid 1202] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1204] <... setns resumed>) = 0 [pid 1203] <... openat resumed>) = 3 [pid 303] umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1204] close(5) = 0 [pid 1204] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1204] close(3 [pid 1203] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] newfstatat(AT_FDCWD, "./222/binderfs", [pid 1203] <... openat resumed>) = 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1204] <... close resumed>) = 0 [pid 1203] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1202] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] unlink("./222/binderfs" [pid 1204] close(4) = 0 [pid 1203] <... openat resumed>) = 5 [pid 1202] close(3 [pid 1204] close(5 [pid 1203] setns(201, 0 [pid 303] <... unlink resumed>) = 0 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... setns resumed>) = 0 [pid 1204] close(6 [pid 1202] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1203] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1204] <... close resumed>) = 0 [pid 1203] <... socket resumed>) = 6 [pid 1202] close(4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1202] <... close resumed>) = 0 [pid 1204] close(7) = -1 EBADF (Bad file descriptor) [pid 1203] setns(5, 0 [pid 303] close(3 [pid 1202] close(5 [pid 1204] close(8 [pid 1203] <... setns resumed>) = 0 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(9 [pid 1203] close(5 [pid 1202] close(6 [pid 303] rmdir("./222" [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = 0 [pid 1202] <... close resumed>) = 0 [pid 1204] close(10 [pid 303] <... rmdir resumed>) = 0 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1204] close(11 [pid 1202] close(7 [pid 303] mkdir("./223", 0777 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(12 [pid 1202] close(8 [pid 303] <... mkdir resumed>) = 0 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(13 [pid 1202] close(9 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1202] close(10) = -1 EBADF (Bad file descriptor) [pid 1204] close(14 [pid 1203] close(3 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] close(11 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1203] <... close resumed>) = 0 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(15 [pid 1203] close(4 [pid 1202] close(12) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1205 attached [pid 1203] <... close resumed>) = 0 [pid 1202] close(13 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(5 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 225 [pid 1204] close(16 [pid 1202] close(14 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(17 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] close(15 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(6 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(18 [pid 1205] set_robust_list(0x555569336660, 24 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = 0 [pid 1202] close(16 [pid 1205] <... set_robust_list resumed>) = 0 [pid 1205] chdir("./223") = 0 [pid 1204] close(19 [pid 1203] close(7 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... prctl resumed>) = 0 [pid 1204] close(20 [pid 1203] close(8 [pid 1202] close(17 [pid 1205] setpgid(0, 0 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... setpgid resumed>) = 0 [pid 1204] close(21 [pid 1203] close(9 [pid 1205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1202] close(18 [pid 1205] <... openat resumed>) = 3 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] write(3, "1000", 4 [pid 1204] close(22 [pid 1203] close(10 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... write resumed>) = 4 [pid 1205] close(3) = 0 [pid 1205] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1204] close(23 [pid 1203] close(11 [pid 1202] close(19 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] write(1, "executing program\n", 18) = 18 executing program [pid 1204] close(24 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(12 [pid 1202] close(20 [pid 1204] close(25 [pid 1205] <... openat resumed>) = 3 [pid 1205] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(26 [pid 1203] close(13 [pid 1202] close(21 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... openat resumed>) = 4 [pid 1204] close(27 [pid 1203] close(14 [pid 1202] close(22 [pid 1205] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... openat resumed>) = 5 [pid 1204] close(28 [pid 1203] close(15 [pid 1202] close(23 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] close(29 [pid 1203] close(16 [pid 1204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] close(24 [pid 1205] setns(201, 0) = 0 [pid 1204] exit_group(0 [pid 1205] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1203] close(17 [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1204] <... exit_group resumed>) = ? [pid 1205] <... socket resumed>) = 6 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] close(25 [pid 1205] setns(5, 0 [pid 1203] close(18 [pid 1205] <... setns resumed>) = 0 [pid 1205] close(5 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... close resumed>) = 0 [pid 1203] close(19 [pid 1202] close(26 [pid 1205] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(20 [pid 1202] close(27 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(21 [pid 1202] close(28 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(22 [pid 1202] close(29 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1202] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1202] exit_group(0 [pid 1205] close(3) = 0 [pid 1205] close(4 [pid 1204] +++ exited with 0 +++ [pid 1203] close(23 [pid 1202] <... exit_group resumed>) = ? [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... close resumed>) = 0 [pid 1203] close(24 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1205] close(5 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] close(6) = 0 [pid 1205] close(7) = -1 EBADF (Bad file descriptor) [pid 1205] close(8) = -1 EBADF (Bad file descriptor) [pid 1205] close(9) = -1 EBADF (Bad file descriptor) [pid 1205] close(10) = -1 EBADF (Bad file descriptor) [pid 1205] close(11) = -1 EBADF (Bad file descriptor) [pid 1205] close(12) = -1 EBADF (Bad file descriptor) [pid 1205] close(13) = -1 EBADF (Bad file descriptor) [pid 1205] close(14) = -1 EBADF (Bad file descriptor) [pid 1205] close(15) = -1 EBADF (Bad file descriptor) [pid 1205] close(16) = -1 EBADF (Bad file descriptor) [pid 1205] close(17) = -1 EBADF (Bad file descriptor) [pid 1205] close(18) = -1 EBADF (Bad file descriptor) [pid 1205] close(19) = -1 EBADF (Bad file descriptor) [pid 1205] close(20) = -1 EBADF (Bad file descriptor) [pid 1205] close(21) = -1 EBADF (Bad file descriptor) [pid 1205] close(22) = -1 EBADF (Bad file descriptor) [pid 1205] close(23 [pid 1202] +++ exited with 0 +++ [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(25 [pid 1205] close(24 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(26 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1205] close(25 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] close(26 [pid 1203] close(27 [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] close(27) = -1 EBADF (Bad file descriptor) [pid 1203] close(28 [pid 1205] close(28 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1203] close(29 [pid 1205] close(29 [pid 1203] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1205] exit_group(0) = ? [pid 1203] exit_group(0) = ? [pid 1205] +++ exited with 0 +++ [pid 1203] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./223/binderfs", [pid 301] <... restart_syscall resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./223/binderfs") = 0 [pid 303] getdents64(3, [pid 301] umount2("./218", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] close(3 [pid 301] openat(AT_FDCWD, "./218", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] rmdir("./223" [pid 301] newfstatat(3, "", [pid 303] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] mkdir("./224", 0777 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... mkdir resumed>) = 0 [pid 301] umount2("./218/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./218/binderfs", ./strace-static-x86_64: Process 1206 attached [pid 1206] set_robust_list(0x555569336660, 24) = 0 [pid 1206] chdir("./224" [pid 306] umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1206] <... chdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1206] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1206] <... prctl resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1206] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 226 [pid 1206] <... setpgid resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(3, [pid 301] unlink("./218/binderfs" [pid 1206] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... unlink resumed>) = 0 [pid 306] umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1206] write(3, "1000", 4 [pid 306] newfstatat(AT_FDCWD, "./223/binderfs", [pid 1206] <... write resumed>) = 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(3 [pid 1206] close(3 [pid 306] unlink("./223/binderfs" [pid 1206] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1206] symlink("/dev/binderfs", "./binderfs") = 0 [pid 301] rmdir("./218" [pid 306] getdents64(3, [pid 1206] write(1, "executing program\n", 18executing program [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 301] mkdir("./219", 0777 [pid 306] <... close resumed>) = 0 [pid 1206] <... write resumed>) = 18 [pid 1206] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 306] rmdir("./223" [pid 301] <... mkdir resumed>) = 0 [pid 1206] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... rmdir resumed>) = 0 [pid 1206] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1206] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1207 attached [pid 1206] <... openat resumed>) = 5 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1206] setns(201, 0 [pid 302] <... openat resumed>) = 3 [pid 1206] <... setns resumed>) = 0 [pid 1206] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1206] setns(5, 0 [pid 302] getdents64(3, [pid 1206] <... setns resumed>) = 0 [pid 1206] close(5 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1206] <... close resumed>) = 0 [pid 1206] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] mkdir("./224", 0777 [pid 1207] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 221 [pid 1207] <... set_robust_list resumed>) = 0 [pid 1206] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./232/binderfs", [pid 1207] chdir("./219" [pid 306] 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 1207] <... chdir resumed>) = 0 [pid 1206] close(3 [pid 302] unlink("./232/binderfs" [pid 1206] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1206] close(4 [pid 302] getdents64(3, [pid 1207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 1208 attached [pid 1207] setpgid(0, 0 [pid 1206] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1208] set_robust_list(0x555569336660, 24 [pid 1207] <... setpgid resumed>) = 0 [pid 1206] close(5 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 226 [pid 302] close(3 [pid 1208] <... set_robust_list resumed>) = 0 [pid 1207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1208] chdir("./224" [pid 1206] close(6 [pid 302] rmdir("./232" [pid 1207] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 1207] write(3, "1000", 4 [pid 1208] <... chdir resumed>) = 0 [pid 1207] <... write resumed>) = 4 [pid 1206] <... close resumed>) = 0 [pid 302] mkdir("./233", 0777 [pid 1208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1207] close(3 [pid 1206] close(7 [pid 302] <... mkdir resumed>) = 0 [pid 1208] <... prctl resumed>) = 0 [pid 1207] <... close resumed>) = 0 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] setpgid(0, 0 [pid 1206] close(8 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1208] <... setpgid resumed>) = 0 [pid 1207] symlink("/dev/binderfs", "./binderfs" [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1209 attached [pid 1209] set_robust_list(0x555569336660, 24 [pid 1208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1207] <... symlink resumed>) = 0 executing program [pid 1209] <... set_robust_list resumed>) = 0 [pid 1208] <... openat resumed>) = 3 [pid 1206] close(9 [pid 1207] write(1, "executing program\n", 18 [pid 1208] write(3, "1000", 4 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... write resumed>) = 4 [pid 1207] <... write resumed>) = 18 [pid 1206] close(10 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 235 [pid 1209] chdir("./233" [pid 1208] close(3 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... chdir resumed>) = 0 [pid 1208] <... close resumed>) = 0 [pid 1207] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1206] close(11 [pid 1209] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1208] symlink("/dev/binderfs", "./binderfs" [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... prctl resumed>) = 0 [pid 1208] <... symlink resumed>) = 0 [pid 1207] <... openat resumed>) = 3 [pid 1206] close(12 [pid 1209] setpgid(0, 0 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1209] <... setpgid resumed>) = 0 [pid 1208] write(1, "executing program\n", 18 [pid 1207] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1206] close(13 [pid 1209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1208] <... write resumed>) = 18 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1207] <... openat resumed>) = 4 [pid 1206] close(14 [pid 1209] <... openat resumed>) = 3 [pid 1208] <... openat resumed>) = 3 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1206] close(15 [pid 1208] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... openat resumed>) = 4 [pid 1206] close(16) = -1 EBADF (Bad file descriptor) [pid 1207] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1209] write(3, "1000", 4) = 4 [pid 1208] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1206] close(17 [pid 1209] close(3 [pid 1208] <... openat resumed>) = 5 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... close resumed>) = 0 [pid 1209] symlink("/dev/binderfs", "./binderfs" [pid 1206] close(18 [pid 1208] setns(201, 0 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... symlink resumed>) = 0 [pid 1208] <... setns resumed>) = 0 [pid 1207] <... openat resumed>) = 5 [pid 1206] close(19 [pid 1208] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... socket resumed>) = 6 [pid 1206] close(20) = -1 EBADF (Bad file descriptor) [pid 1208] setns(5, 0 [pid 1206] close(21 [pid 1208] <... setns resumed>) = 0 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(5executing program [pid 1206] close(22 [pid 1209] write(1, "executing program\n", 18 [pid 1208] <... close resumed>) = 0 [pid 1207] setns(201, 0 [pid 1208] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1207] <... setns resumed>) = 0 [pid 1209] <... write resumed>) = 18 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1207] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1206] close(23) = -1 EBADF (Bad file descriptor) [pid 1206] close(24 [pid 1207] <... socket resumed>) = 6 [pid 1209] <... openat resumed>) = 3 [pid 1208] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1207] setns(5, 0 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1208] close(3 [pid 1207] <... setns resumed>) = 0 [pid 1206] close(25 [pid 1208] <... close resumed>) = 0 [pid 1207] close(5 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(4 [pid 1207] <... close resumed>) = 0 [pid 1206] close(26 [pid 1209] <... openat resumed>) = 4 [pid 1208] <... close resumed>) = 0 [pid 1207] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1208] close(5 [pid 1207] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1206] close(27 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(3 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... openat resumed>) = 5 [pid 1208] close(6 [pid 1207] <... close resumed>) = 0 [pid 1206] close(28 [pid 1208] <... close resumed>) = 0 [pid 1208] close(7 [pid 1207] close(4 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = 0 [pid 1206] close(29 [pid 1208] close(8 [pid 1207] close(5 [pid 1206] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1206] exit_group(0 [pid 1208] close(9 [pid 1207] close(6 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(10 [pid 1207] <... close resumed>) = 0 [pid 1206] <... exit_group resumed>) = ? [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] setns(201, 0 [pid 1208] close(11 [pid 1207] close(7 [pid 1209] <... setns resumed>) = 0 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1208] close(12 [pid 1207] close(8 [pid 1209] <... socket resumed>) = 6 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1206] +++ exited with 0 +++ [pid 1209] setns(5, 0 [pid 1208] close(13 [pid 1207] close(9 [pid 1209] <... setns resumed>) = 0 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1209] close(5 [pid 1208] close(14 [pid 1207] close(10 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1209] <... close resumed>) = 0 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(15 [pid 1207] close(11 [pid 1209] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(16 [pid 1207] close(12 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(17 [pid 1207] close(13 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(18 [pid 1207] close(14 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(19 [pid 1207] close(15 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(20 [pid 1207] close(16 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(21) = -1 EBADF (Bad file descriptor) [pid 1207] close(17 [pid 1208] close(22 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(18 [pid 1208] close(23 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(19 [pid 1208] close(24 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(20 [pid 1208] close(25 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(21 [pid 1208] close(26 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(22 [pid 1208] close(27 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(28 [pid 1207] close(23 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] close(29 [pid 1207] close(24 [pid 1208] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1208] exit_group(0 [pid 1207] close(25) = -1 EBADF (Bad file descriptor) [pid 1207] close(26 [pid 1208] <... exit_group resumed>) = ? [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1209] close(3) = 0 [pid 1209] close(4) = 0 [pid 1207] close(27 [pid 1209] close(5 [pid 1208] +++ exited with 0 +++ [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1207] close(28 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1209] close(6 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1209] <... close resumed>) = 0 [pid 1207] close(29 [pid 1209] close(7 [pid 1207] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] close(8) = -1 EBADF (Bad file descriptor) [pid 1207] exit_group(0 [pid 1209] close(9) = -1 EBADF (Bad file descriptor) [pid 1207] <... exit_group resumed>) = ? [pid 1209] close(10) = -1 EBADF (Bad file descriptor) [pid 1209] close(11) = -1 EBADF (Bad file descriptor) [pid 1209] close(12) = -1 EBADF (Bad file descriptor) [pid 1209] close(13) = -1 EBADF (Bad file descriptor) [pid 1209] close(14) = -1 EBADF (Bad file descriptor) [pid 1209] close(15) = -1 EBADF (Bad file descriptor) [pid 1209] close(16) = -1 EBADF (Bad file descriptor) [pid 1209] close(17) = -1 EBADF (Bad file descriptor) [pid 1209] close(18) = -1 EBADF (Bad file descriptor) [pid 1209] close(19 [pid 1207] +++ exited with 0 +++ [pid 1209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1209] close(20 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1209] close(21) = -1 EBADF (Bad file descriptor) [pid 1209] close(22) = -1 EBADF (Bad file descriptor) [pid 1209] close(23) = -1 EBADF (Bad file descriptor) [pid 1209] close(24) = -1 EBADF (Bad file descriptor) [pid 1209] close(25) = -1 EBADF (Bad file descriptor) [pid 1209] close(26) = -1 EBADF (Bad file descriptor) [pid 1209] close(27) = -1 EBADF (Bad file descriptor) [pid 1209] close(28) = -1 EBADF (Bad file descriptor) [pid 1209] close(29) = -1 EBADF (Bad file descriptor) [pid 1209] exit_group(0) = ? [pid 1209] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./233/binderfs" [pid 306] umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./219", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 302] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./219", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] getdents64(3, [pid 302] close(3 [pid 306] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 302] rmdir("./233" [pid 306] <... openat resumed>) = 3 [pid 303] umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... rmdir resumed>) = 0 [pid 301] newfstatat(3, "", [pid 306] newfstatat(3, "", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] newfstatat(AT_FDCWD, "./224/binderfs", [pid 306] getdents64(3, [pid 301] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./234", 0777 [pid 303] unlink("./224/binderfs" [pid 302] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... unlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 301] umount2("./219/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1210 attached [pid 306] umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] close(3 [pid 301] newfstatat(AT_FDCWD, "./219/binderfs", [pid 306] newfstatat(AT_FDCWD, "./224/binderfs", [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... close resumed>) = 0 [pid 1210] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 236 [pid 1210] <... set_robust_list resumed>) = 0 [pid 1210] chdir("./234" [pid 306] unlink("./224/binderfs" [pid 303] rmdir("./224" [pid 301] unlink("./219/binderfs" [pid 1210] <... chdir resumed>) = 0 [pid 1210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1210] setpgid(0, 0 [pid 306] getdents64(3, [pid 303] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] mkdir("./225", 0777 [pid 301] getdents64(3, [pid 306] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1210] <... setpgid resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 301] close(3 [pid 1210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... mkdir resumed>) = 0 [pid 1210] <... openat resumed>) = 3 executing program [pid 306] rmdir("./224" [pid 301] <... close resumed>) = 0 [pid 1210] write(3, "1000", 4) = 4 [pid 306] <... rmdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] rmdir("./219" [pid 1210] close(3) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1210] write(1, "executing program\n", 18) = 18 [pid 1210] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] mkdir("./220", 0777./strace-static-x86_64: Process 1211 attached [pid 1210] <... openat resumed>) = 3 [pid 1211] set_robust_list(0x555569336660, 24 [pid 1210] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1211] <... set_robust_list resumed>) = 0 [pid 1211] chdir("./225" [pid 1210] <... openat resumed>) = 4 [pid 306] mkdir("./225", 0777 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 227 [pid 301] <... mkdir resumed>) = 0 [pid 1211] <... chdir resumed>) = 0 [pid 1211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1211] <... prctl resumed>) = 0 [pid 1210] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1211] setpgid(0, 0 [pid 1210] <... openat resumed>) = 5 [pid 1211] <... setpgid resumed>) = 0 [pid 1211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1210] setns(201, 0./strace-static-x86_64: Process 1212 attached [pid 1211] <... openat resumed>) = 3 [pid 1210] <... setns resumed>) = 0 [pid 1212] set_robust_list(0x555569336660, 24 [pid 1210] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM./strace-static-x86_64: Process 1213 attached [pid 1212] <... set_robust_list resumed>) = 0 [pid 1211] write(3, "1000", 4 [pid 1210] <... socket resumed>) = 6 [pid 1213] set_robust_list(0x555569336660, 24 [pid 1212] chdir("./220" [pid 1211] <... write resumed>) = 4 [pid 1213] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 222 [pid 1212] <... chdir resumed>) = 0 [pid 1211] close(3 [pid 1210] setns(5, 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 227 [pid 1213] chdir("./225" [pid 1212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1211] <... close resumed>) = 0 [pid 1210] <... setns resumed>) = 0 [pid 1213] <... chdir resumed>) = 0 [pid 1212] <... prctl resumed>) = 0 [pid 1211] symlink("/dev/binderfs", "./binderfs" [pid 1210] close(5 [pid 1213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1212] setpgid(0, 0 [pid 1211] <... symlink resumed>) = 0 [pid 1210] <... close resumed>) = 0 [pid 1212] <... setpgid resumed>) = 0 [pid 1213] <... prctl resumed>) = 0 [pid 1212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program [pid 1211] write(1, "executing program\n", 18 [pid 1210] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1213] setpgid(0, 0) = 0 [pid 1212] <... openat resumed>) = 3 [pid 1211] <... write resumed>) = 18 [pid 1212] write(3, "1000", 4) = 4 [pid 1213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1212] close(3) = 0 [pid 1211] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1210] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1212] symlink("/dev/binderfs", "./binderfs"executing program [pid 1211] <... openat resumed>) = 3 [pid 1213] <... openat resumed>) = 3 [pid 1212] <... symlink resumed>) = 0 [pid 1210] close(3 [pid 1211] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1212] write(1, "executing program\n", 18) = 18 [pid 1212] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1210] <... close resumed>) = 0 [pid 1212] <... openat resumed>) = 3 [pid 1213] write(3, "1000", 4 [pid 1211] <... openat resumed>) = 4 [pid 1213] <... write resumed>) = 4 [pid 1210] close(4 [pid 1212] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1213] close(3 [pid 1210] <... close resumed>) = 0 [pid 1213] <... close resumed>) = 0 [pid 1211] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1210] close(5 [pid 1212] <... openat resumed>) = 4 [pid 1212] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1213] symlink("/dev/binderfs", "./binderfs" [pid 1212] <... openat resumed>) = 5 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] setns(201, 0 [pid 1210] close(6 [pid 1212] <... setns resumed>) = 0 [pid 1212] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1213] <... symlink resumed>) = 0 executing program [pid 1213] write(1, "executing program\n", 18 [pid 1212] <... socket resumed>) = 6 [pid 1210] <... close resumed>) = 0 [pid 1213] <... write resumed>) = 18 [pid 1212] setns(5, 0 [pid 1211] <... openat resumed>) = 5 [pid 1210] close(7 [pid 1213] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1212] <... setns resumed>) = 0 [pid 1212] close(5) = 0 [pid 1212] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... openat resumed>) = 3 [pid 1211] setns(201, 0 [pid 1210] close(8 [pid 1213] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1212] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1211] <... setns resumed>) = 0 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1210] close(9 [pid 1211] <... socket resumed>) = 6 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] setns(5, 0 [pid 1210] close(10 [pid 1211] <... setns resumed>) = 0 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(5 [pid 1210] close(11 [pid 1213] <... openat resumed>) = 4 [pid 1212] close(3 [pid 1211] <... close resumed>) = 0 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = 0 [pid 1210] close(12 [pid 1212] close(4 [pid 1211] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1212] <... close resumed>) = 0 [pid 1210] close(13 [pid 1212] close(5) = -1 EBADF (Bad file descriptor) [pid 1212] close(6 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1210] close(14 [pid 1213] <... openat resumed>) = 5 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = 0 [pid 1210] close(15) = -1 EBADF (Bad file descriptor) [pid 1212] close(7) = -1 EBADF (Bad file descriptor) [pid 1210] close(16 [pid 1213] setns(201, 0 [pid 1212] close(8 [pid 1210] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1210] close(17) = -1 EBADF (Bad file descriptor) [pid 1210] close(18) = -1 EBADF (Bad file descriptor) [pid 1210] close(19) = -1 EBADF (Bad file descriptor) [pid 1210] close(20) = -1 EBADF (Bad file descriptor) [pid 1210] close(21) = -1 EBADF (Bad file descriptor) [pid 1210] close(22) = -1 EBADF (Bad file descriptor) [pid 1210] close(23) = -1 EBADF (Bad file descriptor) [pid 1210] close(24) = -1 EBADF (Bad file descriptor) [pid 1210] close(25) = -1 EBADF (Bad file descriptor) [pid 1210] close(26) = -1 EBADF (Bad file descriptor) [pid 1210] close(27) = -1 EBADF (Bad file descriptor) [pid 1210] close(28) = -1 EBADF (Bad file descriptor) [pid 1210] close(29) = -1 EBADF (Bad file descriptor) [pid 1213] <... setns resumed>) = 0 [pid 1211] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1212] close(9 [pid 1211] close(3 [pid 1210] exit_group(0 [pid 1213] <... socket resumed>) = 6 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] <... close resumed>) = 0 [pid 1212] close(10 [pid 1211] close(4 [pid 1213] setns(5, 0 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] <... close resumed>) = 0 [pid 1212] close(11 [pid 1211] close(5 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... setns resumed>) = 0 [pid 1212] close(12 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] close(5 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(6 [pid 1213] <... close resumed>) = 0 [pid 1211] <... close resumed>) = 0 [pid 1212] close(13 [pid 1210] <... exit_group resumed>) = ? [pid 1213] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(7 [pid 1212] close(14 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(8 [pid 1213] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1212] close(15 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1210] +++ exited with 0 +++ [pid 1213] close(3 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(9 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1213] <... close resumed>) = 0 [pid 1212] close(16 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1213] close(4 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(10 [pid 1213] <... close resumed>) = 0 [pid 1212] close(17 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] close(5 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(11 [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] close(18 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] close(6 [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(12 [pid 1213] <... close resumed>) = 0 [pid 1212] close(19 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(13 [pid 1213] close(7 [pid 1212] close(20 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(14 [pid 1213] close(8 [pid 1212] close(21 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(15 [pid 1213] close(9 [pid 1212] close(22 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(16 [pid 1213] close(10 [pid 1212] close(23 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(17 [pid 1213] close(11 [pid 1212] close(24 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(18 [pid 1213] close(12 [pid 1212] close(25 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(19 [pid 1213] close(13 [pid 1212] close(26 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(20 [pid 1213] close(14 [pid 1212] close(27 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(21 [pid 1213] close(15 [pid 1212] close(28 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(22 [pid 1213] close(16 [pid 1212] close(29 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(23 [pid 1213] close(17 [pid 1212] exit_group(0 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1212] <... exit_group resumed>) = ? [pid 1213] close(18 [pid 1211] close(24 [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] close(19) = -1 EBADF (Bad file descriptor) [pid 1212] +++ exited with 0 +++ [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] close(20 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(25 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1213] close(21 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(26 [pid 1213] close(22 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(27 [pid 1213] close(23 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(28 [pid 1213] close(24 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] close(29 [pid 302] <... restart_syscall resumed>) = 0 [pid 1213] close(25 [pid 1211] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1211] exit_group(0 [pid 302] umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1213] close(26 [pid 1211] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1213] close(27) = -1 EBADF (Bad file descriptor) [pid 1213] close(28) = -1 EBADF (Bad file descriptor) [pid 1211] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 1213] close(29 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] newfstatat(3, "", [pid 1213] exit_group(0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./234/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./234/binderfs" [pid 1213] <... exit_group resumed>) = ? [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./234") = 0 [pid 302] mkdir("./235", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1213] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 1214 attached [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 237 [pid 1214] set_robust_list(0x555569336660, 24) = 0 [pid 1214] chdir("./235") = 0 [pid 1214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1214] <... prctl resumed>) = 0 [pid 1214] setpgid(0, 0) = 0 [pid 1214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1214] write(3, "1000", 4 [pid 303] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1214] <... write resumed>) = 4 [pid 1214] close(3 [pid 303] <... openat resumed>) = 3 [pid 1214] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1214] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1214] write(1, "executing program\n", 18 [pid 303] getdents64(3, [pid 1214] <... write resumed>) = 18 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1214] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1214] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./220", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./225/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1214] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./220", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1214] <... openat resumed>) = 4 [pid 303] unlink("./225/binderfs" [pid 301] <... openat resumed>) = 3 [pid 1214] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] newfstatat(3, "", [pid 1214] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1214] setns(201, 0) = 0 [pid 1214] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1214] setns(5, 0) = 0 [pid 1214] close(5) = 0 [pid 1214] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] getdents64(3, [pid 301] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] close(3 [pid 301] umount2("./220/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... close resumed>) = 0 [pid 1214] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1214] close(3 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] rmdir("./225" [pid 301] newfstatat(AT_FDCWD, "./220/binderfs", [pid 1214] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1214] close(4) = 0 [pid 303] mkdir("./226", 0777 [pid 1214] close(5) = -1 EBADF (Bad file descriptor) [pid 1214] close(6 [pid 303] <... mkdir resumed>) = 0 [pid 306] umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1214] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1214] close(7) = -1 EBADF (Bad file descriptor) [pid 1214] close(8) = -1 EBADF (Bad file descriptor) [pid 1214] close(9) = -1 EBADF (Bad file descriptor) [pid 1214] close(10) = -1 EBADF (Bad file descriptor) [pid 1214] close(11) = -1 EBADF (Bad file descriptor) [pid 1214] close(12) = -1 EBADF (Bad file descriptor) [pid 1214] close(13) = -1 EBADF (Bad file descriptor) [pid 1214] close(14) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1215 attached [pid 1214] close(15 [pid 1215] set_robust_list(0x555569336660, 24 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 228 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1215] <... set_robust_list resumed>) = 0 [pid 1214] close(16 [pid 306] newfstatat(3, "", [pid 1215] chdir("./226" [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] unlink("./220/binderfs" [pid 1214] close(17 [pid 306] getdents64(3, [pid 1215] <... chdir resumed>) = 0 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1214] close(18 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1215] <... prctl resumed>) = 0 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 306] umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1215] setpgid(0, 0 [pid 1214] close(19) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1215] <... setpgid resumed>) = 0 [pid 1214] close(20 [pid 306] newfstatat(AT_FDCWD, "./225/binderfs", [pid 301] close(3 [pid 1215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1214] close(21 [pid 306] unlink("./225/binderfs" [pid 301] <... close resumed>) = 0 [pid 1215] <... openat resumed>) = 3 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 301] rmdir("./220" [pid 1215] write(3, "1000", 4 [pid 1214] close(22 [pid 306] getdents64(3, [pid 1215] <... write resumed>) = 4 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1215] close(3 [pid 1214] close(23 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./221", 0777 [pid 1215] <... close resumed>) = 0 [pid 306] close(3 [pid 1215] symlink("/dev/binderfs", "./binderfs" [pid 1214] close(24 [pid 306] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1215] <... symlink resumed>) = 0 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./225" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1214] close(25 [pid 1215] write(1, "executing program\n", 18 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1215] <... write resumed>) = 18 [pid 1215] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 executing program ./strace-static-x86_64: Process 1216 attached [pid 1215] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1214] close(26 [pid 1216] set_robust_list(0x555569336660, 24 [pid 1215] <... openat resumed>) = 4 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./226", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 223 [pid 1214] close(27 [pid 1216] <... set_robust_list resumed>) = 0 [pid 1215] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1216] chdir("./221" [pid 1214] close(28 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1216] <... chdir resumed>) = 0 [pid 1215] <... openat resumed>) = 5 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1215] setns(201, 0 [pid 1214] close(29 [pid 1216] setpgid(0, 0 [pid 1215] <... setns resumed>) = 0 [pid 1214] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... setpgid resumed>) = 0 [pid 1215] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1215] <... socket resumed>) = 6 [pid 1214] exit_group(0) = ? [pid 1216] <... openat resumed>) = 3 [pid 1215] setns(5, 0) = 0 [pid 1215] close(5 [pid 1216] write(3, "1000", 4) = 4 [pid 1215] <... close resumed>) = 0 [pid 1216] close(3) = 0 [pid 1215] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1216] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 1217 attached [pid 1214] +++ exited with 0 +++ executing program [pid 1217] set_robust_list(0x555569336660, 24 [pid 1216] <... symlink resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 228 [pid 1216] write(1, "executing program\n", 18) = 18 [pid 1215] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1217] <... set_robust_list resumed>) = 0 [pid 1216] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1217] chdir("./226" [pid 1216] <... openat resumed>) = 3 [pid 1215] close(3 [pid 1217] <... chdir resumed>) = 0 [pid 1216] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1215] <... close resumed>) = 0 [pid 1217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1216] <... openat resumed>) = 4 [pid 1215] close(4 [pid 1217] setpgid(0, 0 [pid 1215] <... close resumed>) = 0 [pid 1215] close(5 [pid 1216] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... openat resumed>) = 5 [pid 1215] close(6) = 0 [pid 1216] setns(201, 0) = 0 [pid 1215] close(7 [pid 1216] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] <... setpgid resumed>) = 0 [pid 1216] setns(5, 0 [pid 1215] close(8 [pid 1216] <... setns resumed>) = 0 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(5 [pid 1215] close(9 [pid 1217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1216] <... close resumed>) = 0 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1215] close(10 [pid 1217] <... openat resumed>) = 3 [pid 1217] write(3, "1000", 4) = 4 [pid 1217] close(3) = 0 [pid 1216] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] symlink("/dev/binderfs", "./binderfs" [pid 1215] close(11 [pid 1216] close(3 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] <... symlink resumed>) = 0 [pid 1216] <... close resumed>) = 0 [pid 1215] close(12 [pid 1216] close(4 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = 0 [pid 1215] close(13executing program [pid 1217] write(1, "executing program\n", 18) = 18 [pid 1216] close(5 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(14 [pid 1216] close(6 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1216] <... close resumed>) = 0 [pid 1215] close(15 [pid 1217] <... openat resumed>) = 3 [pid 1216] close(7 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(16 [pid 1216] close(8 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] <... openat resumed>) = 4 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(17 [pid 1217] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1216] close(9 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(18 [pid 1216] close(10 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(11 [pid 1215] close(19 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(12 [pid 1215] close(20 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(13 [pid 1215] close(21 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(14 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(22 [pid 1216] close(15 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(23 [pid 1216] close(16 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(17 [pid 1215] close(24 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(18 [pid 1215] close(25 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(19 [pid 1215] close(26 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(20 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(27 [pid 302] <... restart_syscall resumed>) = 0 [pid 1216] close(21 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(28 [pid 1217] <... openat resumed>) = 5 [pid 1216] close(22 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] setns(201, 0) = 0 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] close(29 [pid 302] umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1217] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1216] close(23 [pid 1215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] <... socket resumed>) = 6 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1217] setns(5, 0 [pid 1216] close(24 [pid 1217] <... setns resumed>) = 0 [pid 1217] close(5 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1215] <... exit_group resumed>) = ? [pid 302] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1217] <... close resumed>) = 0 [pid 1216] close(25 [pid 1215] +++ exited with 0 +++ [pid 302] <... openat resumed>) = 3 [pid 1217] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] close(26 [pid 302] newfstatat(3, "", [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1216] close(27 [pid 302] getdents64(3, [pid 1217] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1217] close(3 [pid 1216] close(28 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1217] <... close resumed>) = 0 [pid 1217] close(4 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1217] <... close resumed>) = 0 [pid 1216] close(29 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1217] close(5 [pid 1216] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./235/binderfs", [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1216] exit_group(0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1216] <... exit_group resumed>) = ? [pid 302] unlink("./235/binderfs" [pid 1217] close(6) = 0 [pid 1216] +++ exited with 0 +++ [pid 302] <... unlink resumed>) = 0 [pid 1217] close(7) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1217] close(8) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1217] close(9 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./235") = 0 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] close(10 [pid 302] mkdir("./236", 0777 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1217] close(11) = -1 EBADF (Bad file descriptor) [pid 1217] close(12 [pid 303] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 1218 attached [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 238 [pid 1217] close(13 [pid 1218] set_robust_list(0x555569336660, 24 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] <... set_robust_list resumed>) = 0 [pid 1217] close(14) = -1 EBADF (Bad file descriptor) [pid 1217] close(15) = -1 EBADF (Bad file descriptor) [pid 1218] chdir("./236" [pid 1217] close(16 [pid 303] umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] <... chdir resumed>) = 0 [pid 1217] close(17 [pid 1218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] <... prctl resumed>) = 0 [pid 1217] close(18 [pid 303] umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1218] setpgid(0, 0 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./226/binderfs", [pid 1218] <... setpgid resumed>) = 0 [pid 1217] close(19 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./226/binderfs" [pid 1218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1217] close(20 [pid 303] <... unlink resumed>) = 0 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] close(21 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] close(22 [pid 303] <... close resumed>) = 0 [pid 1218] <... openat resumed>) = 3 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] write(3, "1000", 4 [pid 303] rmdir("./226" [pid 1217] close(23 [pid 1218] <... write resumed>) = 4 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1218] close(3 [pid 1217] close(24 [pid 303] mkdir("./227", 0777 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1218] <... close resumed>) = 0 [pid 1217] close(25) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1218] symlink("/dev/binderfs", "./binderfs" [pid 1217] close(26./strace-static-x86_64: Process 1219 attached ) = -1 EBADF (Bad file descriptor) [pid 1217] close(27 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 229 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] close(28 [pid 1218] <... symlink resumed>) = 0 executing program [pid 1218] write(1, "executing program\n", 18) = 18 [pid 1218] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1218] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1218] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1219] set_robust_list(0x555569336660, 24 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1217] close(29 [pid 1219] <... set_robust_list resumed>) = 0 [pid 1217] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] <... openat resumed>) = 5 [pid 1218] setns(201, 0) = 0 [pid 1219] chdir("./227" [pid 1218] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1217] exit_group(0 [pid 1219] <... chdir resumed>) = 0 [pid 1217] <... exit_group resumed>) = ? [pid 1219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1218] <... socket resumed>) = 6 [pid 1218] setns(5, 0) = 0 [pid 1218] close(5) = 0 [pid 1218] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1218] close(3 [pid 1217] +++ exited with 0 +++ [pid 1219] <... prctl resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1219] setpgid(0, 0 [pid 1218] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1219] <... setpgid resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1218] close(4) = 0 [pid 1219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1218] close(5) = -1 EBADF (Bad file descriptor) [pid 1218] close(6 [pid 1219] <... openat resumed>) = 3 [pid 1218] <... close resumed>) = 0 [pid 301] umount2("./221", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1218] close(7) = -1 EBADF (Bad file descriptor) [pid 1218] close(8) = -1 EBADF (Bad file descriptor) [pid 1218] close(9) = -1 EBADF (Bad file descriptor) [pid 1218] close(10) = -1 EBADF (Bad file descriptor) [pid 1218] close(11) = -1 EBADF (Bad file descriptor) [pid 1218] close(12) = -1 EBADF (Bad file descriptor) [pid 1218] close(13) = -1 EBADF (Bad file descriptor) [pid 1218] close(14) = -1 EBADF (Bad file descriptor) [pid 1218] close(15) = -1 EBADF (Bad file descriptor) [pid 1218] close(16) = -1 EBADF (Bad file descriptor) [pid 1218] close(17) = -1 EBADF (Bad file descriptor) [pid 1218] close(18) = -1 EBADF (Bad file descriptor) [pid 1218] close(19) = -1 EBADF (Bad file descriptor) [pid 1218] close(20) = -1 EBADF (Bad file descriptor) [pid 1218] close(21) = -1 EBADF (Bad file descriptor) [pid 1218] close(22) = -1 EBADF (Bad file descriptor) [pid 1218] close(23) = -1 EBADF (Bad file descriptor) [pid 1218] close(24) = -1 EBADF (Bad file descriptor) [pid 1218] close(25) = -1 EBADF (Bad file descriptor) [pid 1218] close(26) = -1 EBADF (Bad file descriptor) [pid 1218] close(27) = -1 EBADF (Bad file descriptor) [pid 1218] close(28) = -1 EBADF (Bad file descriptor) [pid 1218] close(29) = -1 EBADF (Bad file descriptor) [pid 1218] exit_group(0) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1219] write(3, "1000", 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./221", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1219] <... write resumed>) = 4 [pid 1219] close(3 [pid 1218] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1219] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1219] symlink("/dev/binderfs", "./binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1219] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1219] write(1, "executing program\n", 18 [pid 306] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3, [pid 1219] <... write resumed>) = 18 [pid 306] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1219] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] umount2("./221/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1219] <... openat resumed>) = 3 [pid 306] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] newfstatat(AT_FDCWD, "./221/binderfs", [pid 1219] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./221/binderfs" [pid 306] newfstatat(AT_FDCWD, "./226/binderfs", [pid 302] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 1219] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1219] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] unlink("./226/binderfs" [pid 302] umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./236/binderfs", [pid 301] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] close(3 [pid 302] unlink("./236/binderfs" [pid 301] <... close resumed>) = 0 [pid 1219] <... openat resumed>) = 5 [pid 306] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] rmdir("./221" [pid 1219] setns(201, 0 [pid 306] rmdir("./226" [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1219] <... setns resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 1219] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] mkdir("./227", 0777 [pid 302] <... close resumed>) = 0 [pid 301] mkdir("./222", 0777 [pid 302] rmdir("./236") = 0 [pid 306] <... mkdir resumed>) = 0 [pid 302] mkdir("./237", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 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 1219] <... socket resumed>) = 6 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 229 ./strace-static-x86_64: Process 1220 attached ./strace-static-x86_64: Process 1221 attached [pid 1221] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 1222 attached [pid 1220] set_robust_list(0x555569336660, 24 [pid 1221] <... set_robust_list resumed>) = 0 [pid 1220] <... set_robust_list resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 239 [pid 1222] set_robust_list(0x555569336660, 24 [pid 1221] chdir("./227" [pid 1220] chdir("./237" [pid 1219] setns(5, 0 [pid 1222] <... set_robust_list resumed>) = 0 [pid 1220] <... chdir resumed>) = 0 [pid 1219] <... setns resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 224 [pid 1222] chdir("./222" [pid 1221] <... chdir resumed>) = 0 [pid 1220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1219] close(5 [pid 1221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1220] <... prctl resumed>) = 0 [pid 1221] <... prctl resumed>) = 0 [pid 1220] setpgid(0, 0 [pid 1219] <... close resumed>) = 0 [pid 1222] <... chdir resumed>) = 0 [pid 1221] setpgid(0, 0 [pid 1220] <... setpgid resumed>) = 0 [pid 1222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1221] <... setpgid resumed>) = 0 [pid 1220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1219] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1222] <... prctl resumed>) = 0 [pid 1222] setpgid(0, 0 [pid 1221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1220] <... openat resumed>) = 3 [pid 1221] write(3, "1000", 4) = 4 [pid 1221] close(3 [pid 1220] write(3, "1000", 4 [pid 1221] <... close resumed>) = 0 [pid 1220] <... write resumed>) = 4 [pid 1221] symlink("/dev/binderfs", "./binderfs" [pid 1220] close(3 [pid 1221] <... symlink resumed>) = 0 executing program [pid 1222] <... setpgid resumed>) = 0 [pid 1220] <... close resumed>) = 0 [pid 1219] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1220] symlink("/dev/binderfs", "./binderfs" [pid 1221] write(1, "executing program\n", 18 [pid 1220] <... symlink resumed>) = 0 executing program [pid 1222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1221] <... write resumed>) = 18 [pid 1219] close(3 [pid 1222] <... openat resumed>) = 3 [pid 1221] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1220] write(1, "executing program\n", 18 [pid 1219] <... close resumed>) = 0 [pid 1222] write(3, "1000", 4 [pid 1221] <... openat resumed>) = 3 [pid 1220] <... write resumed>) = 18 [pid 1219] close(4 [pid 1222] <... write resumed>) = 4 [pid 1219] <... close resumed>) = 0 [pid 1222] close(3 [pid 1221] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1220] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1219] close(5 [pid 1222] <... close resumed>) = 0 [pid 1221] <... openat resumed>) = 4 [pid 1222] symlink("/dev/binderfs", "./binderfs" [pid 1220] <... openat resumed>) = 3 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... symlink resumed>) = 0 [pid 1221] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1220] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1219] close(6executing program [pid 1222] write(1, "executing program\n", 18 [pid 1221] <... openat resumed>) = 5 [pid 1220] <... openat resumed>) = 4 [pid 1219] <... close resumed>) = 0 [pid 1221] setns(201, 0 [pid 1222] <... write resumed>) = 18 [pid 1220] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1219] close(7 [pid 1222] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... openat resumed>) = 3 [pid 1221] <... setns resumed>) = 0 [pid 1220] <... openat resumed>) = 5 [pid 1219] close(8 [pid 1221] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1220] setns(201, 0 [pid 1221] setns(5, 0 [pid 1220] <... setns resumed>) = 0 [pid 1221] <... setns resumed>) = 0 [pid 1221] close(5 [pid 1220] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1221] <... close resumed>) = 0 [pid 1220] <... socket resumed>) = 6 [pid 1221] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1222] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... openat resumed>) = 4 [pid 1220] setns(5, 0 [pid 1219] close(9 [pid 1220] <... setns resumed>) = 0 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1220] close(5 [pid 1219] close(10 [pid 1222] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(3 [pid 1220] <... close resumed>) = 0 [pid 1219] close(11 [pid 1222] <... openat resumed>) = 5 [pid 1221] <... close resumed>) = 0 [pid 1220] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(4 [pid 1219] close(12 [pid 1222] setns(201, 0 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... setns resumed>) = 0 [pid 1221] <... close resumed>) = 0 [pid 1220] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1219] close(13 [pid 1222] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1221] close(5 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(3 [pid 1219] close(14 [pid 1222] <... socket resumed>) = 6 [pid 1221] close(6 [pid 1220] <... close resumed>) = 0 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] setns(5, 0 [pid 1221] <... close resumed>) = 0 [pid 1219] close(15 [pid 1222] <... setns resumed>) = 0 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(5 [pid 1219] close(16 [pid 1221] close(7 [pid 1220] close(4 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = 0 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = 0 [pid 1221] close(8 [pid 1220] close(5 [pid 1222] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] close(17 [pid 1221] close(9 [pid 1220] close(6 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = 0 [pid 1221] close(10 [pid 1220] close(7 [pid 1219] close(18 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(11 [pid 1220] close(8 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(12 [pid 1220] close(9 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(13) = -1 EBADF (Bad file descriptor) [pid 1220] close(10 [pid 1221] close(14 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(11 [pid 1221] close(15 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(12 [pid 1221] close(16 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(13 [pid 1221] close(17 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(14 [pid 1222] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1221] close(18 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(3 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(15 [pid 1219] close(19 [pid 1222] <... close resumed>) = 0 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(4 [pid 1219] close(20 [pid 1222] <... close resumed>) = 0 [pid 1221] close(19 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(5 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(16 [pid 1219] close(21 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(20 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(17 [pid 1221] close(21 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(6 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(18 [pid 1219] close(22 [pid 1222] <... close resumed>) = 0 [pid 1221] close(22 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(7 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(19 [pid 1219] close(23 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(23 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(8 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(20 [pid 1219] close(24 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(24 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(21 [pid 1222] close(9 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(25 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] close(25 [pid 1222] close(10 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(22 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] close(26 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(23 [pid 1219] close(26 [pid 1222] close(11 [pid 1221] close(27 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(24 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(12 [pid 1221] close(28 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(25 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] close(27 [pid 1222] close(13 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] close(28 [pid 1222] close(14 [pid 1221] close(29 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(15 [pid 1221] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] close(26 [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] exit_group(0 [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] close(29 [pid 1222] close(16 [pid 1221] <... exit_group resumed>) = ? [pid 1220] close(27 [pid 1219] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1221] +++ exited with 0 +++ [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(17 [pid 1220] close(28 [pid 1219] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1219] <... exit_group resumed>) = ? [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1222] close(18 [pid 1220] close(29) = -1 EBADF (Bad file descriptor) [pid 1220] exit_group(0) = ? [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1220] +++ exited with 0 +++ [pid 1219] +++ exited with 0 +++ [pid 1222] close(19 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1222] close(20 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1222] close(21) = -1 EBADF (Bad file descriptor) [pid 1222] close(22) = -1 EBADF (Bad file descriptor) [pid 1222] close(23) = -1 EBADF (Bad file descriptor) [pid 1222] close(24) = -1 EBADF (Bad file descriptor) [pid 1222] close(25) = -1 EBADF (Bad file descriptor) [pid 1222] close(26) = -1 EBADF (Bad file descriptor) [pid 1222] close(27) = -1 EBADF (Bad file descriptor) [pid 1222] close(28) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1222] close(29) = -1 EBADF (Bad file descriptor) [pid 1222] exit_group(0 [pid 303] umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 1222] <... exit_group resumed>) = ? [pid 303] newfstatat(AT_FDCWD, "./227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] unlink("./227/binderfs" [pid 306] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... unlink resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 302] umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(3, "", [pid 303] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] getdents64(3, [pid 303] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... close resumed>) = 0 [pid 306] umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] rmdir("./227" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... rmdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./227/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] mkdir("./228", 0777 [pid 306] unlink("./227/binderfs" [pid 303] <... mkdir resumed>) = 0 [pid 1222] +++ exited with 0 +++ [pid 306] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... openat resumed>) = 3 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] newfstatat(3, "", [pid 306] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1223 attached [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1223] set_robust_list(0x555569336660, 24 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1223] <... set_robust_list resumed>) = 0 [pid 306] close(3 [pid 302] umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./227" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 230 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./237/binderfs", [pid 1223] chdir("./228" [pid 306] mkdir("./228", 0777 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1223] <... chdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 302] unlink("./237/binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 1224 attached [pid 302] getdents64(3, [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 230 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1224] set_robust_list(0x555569336660, 24 [pid 1223] <... prctl resumed>) = 0 [pid 1223] setpgid(0, 0) = 0 [pid 1223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] close(3 [pid 1224] <... set_robust_list resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1224] chdir("./228" [pid 302] rmdir("./237" [pid 1224] <... chdir resumed>) = 0 [pid 1223] <... openat resumed>) = 3 [pid 1224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... rmdir resumed>) = 0 [pid 1224] <... prctl resumed>) = 0 [pid 1223] write(3, "1000", 4 [pid 1224] setpgid(0, 0 [pid 1223] <... write resumed>) = 4 [pid 302] mkdir("./238", 0777 [pid 1224] <... setpgid resumed>) = 0 [pid 1223] close(3) = 0 [pid 1223] symlink("/dev/binderfs", "./binderfs") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1223] write(1, "executing program\n", 18executing program [pid 1224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1223] <... write resumed>) = 18 [pid 1223] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1223] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1223] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1224] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1224] write(3, "1000", 4 [pid 1223] <... openat resumed>) = 5 [pid 1223] setns(201, 0) = 0 [pid 1223] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1223] setns(5, 0 [pid 1224] <... write resumed>) = 4 ./strace-static-x86_64: Process 1225 attached [pid 1223] <... setns resumed>) = 0 [pid 1225] set_robust_list(0x555569336660, 24 [pid 1223] close(5 [pid 1225] <... set_robust_list resumed>) = 0 [pid 1223] <... close resumed>) = 0 [pid 1225] chdir("./238" [pid 1224] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 240 [pid 1224] <... close resumed>) = 0 [pid 1224] symlink("/dev/binderfs", "./binderfs" [pid 1225] <... chdir resumed>) = 0 [pid 1223] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1225] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1224] <... symlink resumed>) = 0 [pid 1225] <... prctl resumed>) = 0 [pid 1223] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1224] write(1, "executing program\n", 18 [pid 1225] setpgid(0, 0) = 0 [pid 1223] close(3 [pid 1225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1223] <... close resumed>) = 0 [pid 1225] <... openat resumed>) = 3 [pid 1223] close(4) = 0 [pid 1225] write(3, "1000", 4 [pid 1223] close(5 [pid 1225] <... write resumed>) = 4 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] close(3 [pid 1223] close(6 [pid 1225] <... close resumed>) = 0 [pid 1223] <... close resumed>) = 0 [pid 1225] symlink("/dev/binderfs", "./binderfs"executing program executing program ) = 0 [pid 1223] close(7) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1224] <... write resumed>) = 18 [pid 1225] write(1, "executing program\n", 18 [pid 1223] close(8 [pid 1225] <... write resumed>) = 18 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1224] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1223] close(9 [pid 1225] <... openat resumed>) = 3 [pid 1224] <... openat resumed>) = 3 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] close(10 [pid 1224] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] umount2("./222", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1225] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1225] <... openat resumed>) = 4 [pid 1224] <... openat resumed>) = 4 [pid 1223] close(11 [pid 1224] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./222", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1225] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1223] close(12 [pid 1225] <... openat resumed>) = 5 [pid 1224] <... openat resumed>) = 5 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1224] setns(201, 0 [pid 301] newfstatat(3, "", [pid 1224] <... setns resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1225] setns(201, 0 [pid 1224] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1223] close(13 [pid 1225] <... setns resumed>) = 0 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1225] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1224] <... socket resumed>) = 6 [pid 1223] close(14 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1225] <... socket resumed>) = 6 [pid 1224] setns(5, 0 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./222/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1225] setns(5, 0 [pid 1224] <... setns resumed>) = 0 [pid 1223] close(15 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1225] <... setns resumed>) = 0 [pid 1224] close(5 [pid 1225] close(5 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./222/binderfs", [pid 1225] <... close resumed>) = 0 [pid 1224] <... close resumed>) = 0 [pid 1223] close(16 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1225] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1224] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./222/binderfs" [pid 1223] close(17) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1225] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1223] close(18 [pid 301] getdents64(3, [pid 1225] close(3 [pid 1224] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1225] <... close resumed>) = 0 [pid 1224] close(3 [pid 301] close(3 [pid 1223] close(19 [pid 1225] close(4 [pid 301] <... close resumed>) = 0 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./222" [pid 1225] <... close resumed>) = 0 [pid 1224] <... close resumed>) = 0 [pid 1223] close(20 [pid 1225] close(5 [pid 1224] close(4 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] close(21 [pid 301] <... rmdir resumed>) = 0 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = 0 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./223", 0777 [pid 1225] close(6 [pid 1224] close(5 [pid 1223] close(22 [pid 301] <... mkdir resumed>) = 0 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1225] <... close resumed>) = 0 [pid 1224] close(6 [pid 1223] close(23./strace-static-x86_64: Process 1226 attached ) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 225 [pid 1225] close(7 [pid 1224] <... close resumed>) = 0 [pid 1223] close(24 [pid 1226] set_robust_list(0x555569336660, 24 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(7 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... set_robust_list resumed>) = 0 [pid 1225] close(8 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] close(25 [pid 1226] chdir("./223" [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(8 [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... chdir resumed>) = 0 [pid 1225] close(9 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(9 [pid 1223] close(26 [pid 1226] <... prctl resumed>) = 0 [pid 1225] close(10 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] close(27 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(10 [pid 1226] setpgid(0, 0 [pid 1225] close(11 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... setpgid resumed>) = 0 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(11 [pid 1223] close(28 [pid 1226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1225] close(12 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... openat resumed>) = 3 [pid 1226] write(3, "1000", 4) = 4 [pid 1226] close(3) = 0 [pid 1226] symlink("/dev/binderfs", "./binderfs" [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(12 [pid 1225] close(13 [pid 1223] close(29 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] close(14 [pid 1224] close(13 executing program [pid 1226] <... symlink resumed>) = 0 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1223] exit_group(0 [pid 1226] write(1, "executing program\n", 18 [pid 1225] close(15 [pid 1224] close(14 [pid 1223] <... exit_group resumed>) = ? [pid 1226] <... write resumed>) = 18 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1225] close(16 [pid 1224] close(15 [pid 1226] <... openat resumed>) = 3 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1225] close(17 [pid 1224] close(16 [pid 1226] <... openat resumed>) = 4 [pid 1226] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1226] setns(201, 0) = 0 [pid 1226] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1226] setns(5, 0) = 0 [pid 1223] +++ exited with 0 +++ [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(17 [pid 1225] close(18 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(18 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1225] close(19 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(19 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1225] close(20 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] close(5) = 0 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(20 [pid 1226] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1225] close(21 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1225] close(22 [pid 1224] close(21 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] close(23 [pid 1224] close(22 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] close(24 [pid 1224] close(23 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] close(3 [pid 1225] close(25 [pid 1224] close(24 [pid 1226] <... close resumed>) = 0 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] close(4 [pid 1225] close(26 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... close resumed>) = 0 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(25 [pid 1226] close(5) = -1 EBADF (Bad file descriptor) [pid 1225] close(27 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1226] close(6 [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... close resumed>) = 0 [pid 1224] close(26 [pid 1226] close(7 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] close(8) = -1 EBADF (Bad file descriptor) [pid 1226] close(9) = -1 EBADF (Bad file descriptor) [pid 1224] close(27 [pid 1225] close(28 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(28 [pid 1225] close(29 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1225] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] close(29 [pid 1226] close(10 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1226] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1225] exit_group(0 [pid 303] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1226] close(11) = -1 EBADF (Bad file descriptor) [pid 1224] exit_group(0 [pid 1226] close(12) = -1 EBADF (Bad file descriptor) [pid 1226] close(13) = -1 EBADF (Bad file descriptor) [pid 1226] close(14) = -1 EBADF (Bad file descriptor) [pid 1226] close(15) = -1 EBADF (Bad file descriptor) [pid 1226] close(16) = -1 EBADF (Bad file descriptor) [pid 1226] close(17) = -1 EBADF (Bad file descriptor) [pid 1226] close(18) = -1 EBADF (Bad file descriptor) [pid 1226] close(19) = -1 EBADF (Bad file descriptor) [pid 1226] close(20) = -1 EBADF (Bad file descriptor) [pid 1226] close(21) = -1 EBADF (Bad file descriptor) [pid 1226] close(22) = -1 EBADF (Bad file descriptor) [pid 1226] close(23) = -1 EBADF (Bad file descriptor) [pid 1226] close(24) = -1 EBADF (Bad file descriptor) [pid 1226] close(25) = -1 EBADF (Bad file descriptor) [pid 1226] close(26) = -1 EBADF (Bad file descriptor) [pid 1226] close(27) = -1 EBADF (Bad file descriptor) [pid 1226] close(28) = -1 EBADF (Bad file descriptor) [pid 1226] close(29) = -1 EBADF (Bad file descriptor) [pid 1226] exit_group(0 [pid 303] <... openat resumed>) = 3 [pid 1225] <... exit_group resumed>) = ? [pid 1224] <... exit_group resumed>) = ? [pid 303] newfstatat(3, "", [pid 1226] <... exit_group resumed>) = ? [pid 1226] +++ exited with 0 +++ [pid 1225] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] umount2("./223", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./223", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1224] +++ exited with 0 +++ [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] getdents64(3, [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./228/binderfs", [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] unlink("./228/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./223/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./223/binderfs", [pid 303] getdents64(3, [pid 302] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(3, "", [pid 301] unlink("./223/binderfs" [pid 303] close(3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... unlink resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 303] rmdir("./228" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 303] mkdir("./229", 0777 [pid 302] newfstatat(AT_FDCWD, "./238/binderfs", [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./223" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] unlink("./238/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./224", 0777 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1228 attached [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1227 attached [pid 1228] set_robust_list(0x555569336660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 231 [pid 302] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 226 [pid 1227] set_robust_list(0x555569336660, 24 [pid 1228] <... set_robust_list resumed>) = 0 [pid 1227] <... set_robust_list resumed>) = 0 [pid 1228] chdir("./229" [pid 1227] chdir("./224" [pid 302] <... close resumed>) = 0 [pid 1228] <... chdir resumed>) = 0 [pid 1227] <... chdir resumed>) = 0 [pid 302] rmdir("./238" [pid 1228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1228] <... prctl resumed>) = 0 [pid 1227] <... prctl resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1228] setpgid(0, 0 [pid 1227] setpgid(0, 0 [pid 1228] <... setpgid resumed>) = 0 [pid 1227] <... setpgid resumed>) = 0 [pid 302] mkdir("./239", 0777 [pid 1228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 executing program executing program [pid 1228] <... openat resumed>) = 3 [pid 1227] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1228] write(3, "1000", 4) = 4 [pid 1228] close(3) = 0 [pid 1227] write(3, "1000", 4 [pid 1228] symlink("/dev/binderfs", "./binderfs" [pid 1227] <... write resumed>) = 4 [pid 1228] <... symlink resumed>) = 0 [pid 1227] close(3) = 0 [pid 1227] symlink("/dev/binderfs", "./binderfs" [pid 1228] write(1, "executing program\n", 18) = 18 [pid 1227] <... symlink resumed>) = 0 [pid 1228] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1227] write(1, "executing program\n", 18 [pid 1228] <... openat resumed>) = 3 [pid 1227] <... write resumed>) = 18 [pid 1227] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1228] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1227] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1229 attached [pid 1228] <... openat resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 1229] set_robust_list(0x555569336660, 24 [pid 1227] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1229] <... set_robust_list resumed>) = 0 [pid 1229] chdir("./239" [pid 1228] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1227] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 241 [pid 1229] <... chdir resumed>) = 0 [pid 1228] <... openat resumed>) = 5 [pid 306] umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1228] setns(201, 0 [pid 1227] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1229] <... prctl resumed>) = 0 [pid 1228] <... setns resumed>) = 0 [pid 1227] <... openat resumed>) = 5 [pid 306] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1229] setpgid(0, 0 [pid 1228] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1227] setns(201, 0 [pid 306] <... openat resumed>) = 3 [pid 1229] <... setpgid resumed>) = 0 [pid 1228] <... socket resumed>) = 6 [pid 1228] setns(5, 0 [pid 1227] <... setns resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1228] <... setns resumed>) = 0 [pid 1227] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1228] close(5 [pid 1227] <... socket resumed>) = 6 [pid 306] getdents64(3, [pid 1229] <... openat resumed>) = 3 [pid 1228] <... close resumed>) = 0 [pid 1227] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1229] write(3, "1000", 4 [pid 1228] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1227] <... setns resumed>) = 0 [pid 306] umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1229] <... write resumed>) = 4 [pid 1227] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1227] <... close resumed>) = 0 [pid 1229] close(3) = 0 [pid 1228] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1227] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] newfstatat(AT_FDCWD, "./228/binderfs", [pid 1229] symlink("/dev/binderfs", "./binderfs" [pid 1228] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1229] <... symlink resumed>) = 0 [pid 1228] <... close resumed>) = 0 [pid 1227] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] unlink("./228/binderfs" [pid 1228] close(4 [pid 306] <... unlink resumed>) = 0 [pid 1228] <... close resumed>) = 0 [pid 1227] close(3executing program [pid 306] getdents64(3, [pid 1229] write(1, "executing program\n", 18 [pid 1228] close(5 [pid 1229] <... write resumed>) = 18 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1229] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1228] close(6 [pid 1227] close(4 [pid 306] close(3 [pid 1229] <... openat resumed>) = 3 [pid 1228] <... close resumed>) = 0 [pid 1227] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1228] close(7 [pid 1227] close(5 [pid 306] rmdir("./228" [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1228] close(8 [pid 1227] close(6 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = 0 [pid 306] mkdir("./229", 0777 [pid 1228] close(9) = -1 EBADF (Bad file descriptor) [pid 1227] close(7 [pid 306] <... mkdir resumed>) = 0 [pid 1228] close(10) = -1 EBADF (Bad file descriptor) [pid 1228] close(11 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(8 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1228] close(12 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1230 attached [pid 1229] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(9 [pid 1228] close(13 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(10) = -1 EBADF (Bad file descriptor) [pid 1230] set_robust_list(0x555569336660, 24 [pid 1229] <... openat resumed>) = 4 [pid 1227] close(11 [pid 1229] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(14 [pid 1227] close(12 [pid 1230] <... set_robust_list resumed>) = 0 [pid 1229] <... openat resumed>) = 5 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] setns(201, 0 [pid 1228] close(15 [pid 1227] close(13 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 231 [pid 1229] <... setns resumed>) = 0 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] chdir("./229" [pid 1229] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1228] close(16 [pid 1227] close(14 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] <... socket resumed>) = 6 [pid 1228] close(17 [pid 1227] close(15 [pid 1230] <... chdir resumed>) = 0 [pid 1229] setns(5, 0 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(18 [pid 1227] close(16 [pid 1230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1229] <... setns resumed>) = 0 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... prctl resumed>) = 0 [pid 1229] close(5 [pid 1228] close(19 [pid 1227] close(17 [pid 1229] <... close resumed>) = 0 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(20 [pid 1227] close(18 [pid 1230] setpgid(0, 0 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(21 [pid 1227] close(19 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(22 [pid 1227] close(20 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(23 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(21 [pid 1228] close(24 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(22 [pid 1228] close(25) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(26 [pid 1227] close(23 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(27 [pid 1227] close(24 [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] close(28 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(25 [pid 1228] close(29 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1228] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] close(26 [pid 1228] exit_group(0 [pid 1229] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1230] <... setpgid resumed>) = 0 [pid 1228] <... exit_group resumed>) = ? [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1229] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1228] +++ exited with 0 +++ [pid 1227] close(27) = -1 EBADF (Bad file descriptor) [pid 1230] <... openat resumed>) = 3 [pid 1227] close(28 [pid 1230] write(3, "1000", 4 [pid 1229] close(3 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1230] <... write resumed>) = 4 [pid 1229] <... close resumed>) = 0 [pid 1227] close(29 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1230] close(3 [pid 1229] close(4 [pid 1227] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... close resumed>) = 0 [pid 1229] <... close resumed>) = 0 [pid 1230] symlink("/dev/binderfs", "./binderfs" [pid 1229] close(5 [pid 1227] exit_group(0) = ? [pid 1230] <... symlink resumed>) = 0 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1227] +++ exited with 0 +++ executing program [pid 1230] write(1, "executing program\n", 18 [pid 1229] close(6 [pid 1230] <... write resumed>) = 18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1229] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1230] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1229] close(7 [pid 1230] <... openat resumed>) = 3 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(8 [pid 1230] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... openat resumed>) = 4 [pid 1229] close(9) = -1 EBADF (Bad file descriptor) [pid 1229] close(10 [pid 1230] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... openat resumed>) = 5 [pid 1229] close(11 [pid 1230] setns(201, 0) = 0 [pid 1230] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(12 [pid 1230] <... socket resumed>) = 6 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] setns(5, 0 [pid 1229] close(13 [pid 1230] <... setns resumed>) = 0 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(5 [pid 1229] close(14 [pid 1230] <... close resumed>) = 0 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1229] close(15) = -1 EBADF (Bad file descriptor) [pid 1229] close(16) = -1 EBADF (Bad file descriptor) [pid 1230] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1229] close(17) = -1 EBADF (Bad file descriptor) [pid 1230] close(3) = 0 [pid 1230] close(4 [pid 1229] close(18 [pid 1230] <... close resumed>) = 0 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(5) = -1 EBADF (Bad file descriptor) [pid 1230] close(6) = 0 [pid 1229] close(19 [pid 1230] close(7 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(20 [pid 1230] close(8) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(9 [pid 1229] close(21 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(10 [pid 1229] close(22 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(11) = -1 EBADF (Bad file descriptor) [pid 1230] close(12) = -1 EBADF (Bad file descriptor) [pid 1229] close(23 [pid 1230] close(13 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(24 [pid 1230] close(14) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(15 [pid 1229] close(25 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1230] close(16 [pid 1229] close(26 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(17 [pid 1229] close(27) = -1 EBADF (Bad file descriptor) [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(28 [pid 301] umount2("./224", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1230] close(18 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] close(29 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1230] close(19 [pid 1229] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] exit_group(0 [pid 303] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./224", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1229] <... exit_group resumed>) = ? [pid 303] <... openat resumed>) = 3 [pid 1230] close(20 [pid 301] <... openat resumed>) = 3 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1229] +++ exited with 0 +++ [pid 303] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./224/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./229/binderfs", [pid 301] newfstatat(AT_FDCWD, "./224/binderfs", [pid 303] <... 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 303] unlink("./229/binderfs" [pid 301] unlink("./224/binderfs" [pid 1230] close(21 [pid 303] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(22) = -1 EBADF (Bad file descriptor) [pid 1230] close(23) = -1 EBADF (Bad file descriptor) [pid 1230] close(24) = -1 EBADF (Bad file descriptor) [pid 1230] close(25) = -1 EBADF (Bad file descriptor) [pid 1230] close(26) = -1 EBADF (Bad file descriptor) [pid 1230] close(27 [pid 303] getdents64(3, [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1230] close(28 [pid 303] close(3 [pid 1230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1230] close(29) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1230] exit_group(0 [pid 303] <... close resumed>) = 0 [pid 1230] <... exit_group resumed>) = ? [pid 303] rmdir("./229" [pid 302] umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 1230] +++ exited with 0 +++ [pid 303] <... rmdir resumed>) = 0 [pid 301] rmdir("./224" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] mkdir("./230", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./225", 0777 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] newfstatat(3, "", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1231 attached ./strace-static-x86_64: Process 1232 attached [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 232 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1232] set_robust_list(0x555569336660, 24 [pid 1231] set_robust_list(0x555569336660, 24 [pid 1232] <... set_robust_list resumed>) = 0 [pid 1231] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3, [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 227 [pid 1232] chdir("./225" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1232] <... chdir resumed>) = 0 [pid 1231] chdir("./230" [pid 1232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1232] <... prctl resumed>) = 0 [pid 1231] <... chdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1232] setpgid(0, 0 [pid 1231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] newfstatat(AT_FDCWD, "./239/binderfs", [pid 1232] <... setpgid resumed>) = 0 [pid 1231] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1231] setpgid(0, 0 executing program [pid 302] unlink("./239/binderfs" [pid 1232] <... openat resumed>) = 3 [pid 1232] write(3, "1000", 4) = 4 [pid 1232] close(3) = 0 [pid 1232] symlink("/dev/binderfs", "./binderfs" [pid 1231] <... setpgid resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3, [pid 1232] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1232] write(1, "executing program\n", 18) = 18 [pid 302] close(3 [pid 1232] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1231] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 1232] <... openat resumed>) = 3 [pid 1231] write(3, "1000", 4 [pid 302] rmdir("./239" [pid 1232] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1231] <... write resumed>) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 1231] close(3 [pid 302] mkdir("./240", 0777 [pid 1232] <... openat resumed>) = 4 [pid 1232] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1231] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1231] symlink("/dev/binderfs", "./binderfs" [pid 1232] <... openat resumed>) = 5 [pid 1231] <... symlink resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1232] setns(201, 0) = 0 [pid 1232] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1232] setns(5, 0 [pid 306] umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1232] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1232] close(5) = 0 [pid 306] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program ./strace-static-x86_64: Process 1233 attached [pid 1232] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1231] write(1, "executing program\n", 18 [pid 306] <... openat resumed>) = 3 [pid 1231] <... write resumed>) = 18 [pid 1233] set_robust_list(0x555569336660, 24 [pid 1231] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 242 [pid 1233] <... set_robust_list resumed>) = 0 [pid 1231] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 1233] chdir("./240" [pid 1232] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1231] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1233] <... chdir resumed>) = 0 [pid 1232] close(3 [pid 1231] <... openat resumed>) = 4 [pid 306] getdents64(3, [pid 1233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1232] <... close resumed>) = 0 [pid 1231] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1233] <... prctl resumed>) = 0 [pid 1232] close(4 [pid 306] umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1233] setpgid(0, 0 [pid 1232] <... close resumed>) = 0 [pid 1231] <... openat resumed>) = 5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1233] <... setpgid resumed>) = 0 [pid 1232] close(5 [pid 306] newfstatat(AT_FDCWD, "./229/binderfs", [pid 1233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1232] close(6) = 0 [pid 306] unlink("./229/binderfs" [pid 1233] <... openat resumed>) = 3 [pid 1232] close(7 [pid 1231] setns(201, 0 [pid 306] <... unlink resumed>) = 0 [pid 1231] <... setns resumed>) = 0 [pid 1233] write(3, "1000", 4 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] getdents64(3, [pid 1233] <... write resumed>) = 4 [pid 1232] close(8 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1233] close(3 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1233] <... close resumed>) = 0 [pid 1232] close(9 [pid 1231] <... socket resumed>) = 6 [pid 1233] symlink("/dev/binderfs", "./binderfs" [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] setns(5, 0 [pid 306] <... close resumed>) = 0 [pid 1233] <... symlink resumed>) = 0 [pid 1232] close(10 [pid 306] rmdir("./229" [pid 1231] <... setns resumed>) = 0 [pid 1233] write(1, "executing program\n", 18executing program [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(5 [pid 306] <... rmdir resumed>) = 0 [pid 1233] <... write resumed>) = 18 [pid 1232] close(11 [pid 1233] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = 0 [pid 1233] <... openat resumed>) = 3 [pid 1232] close(12 [pid 1231] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] mkdir("./230", 0777 [pid 1233] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1233] <... openat resumed>) = 4 [pid 1232] close(13) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1234 attached [pid 1233] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1232] close(14 [pid 1231] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1233] <... openat resumed>) = 5 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(3 [pid 1234] set_robust_list(0x555569336660, 24 [pid 1233] setns(201, 0 [pid 1232] close(15 [pid 1231] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 232 [pid 1234] <... set_robust_list resumed>) = 0 [pid 1233] <... setns resumed>) = 0 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(4 [pid 1234] chdir("./230" [pid 1233] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1232] close(16 [pid 1234] <... chdir resumed>) = 0 [pid 1233] <... socket resumed>) = 6 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = 0 [pid 1234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1233] setns(5, 0 [pid 1232] close(17 [pid 1234] <... prctl resumed>) = 0 [pid 1233] <... setns resumed>) = 0 [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(5 [pid 1234] setpgid(0, 0 [pid 1233] close(5 [pid 1232] close(18 [pid 1234] <... setpgid resumed>) = 0 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = 0 [pid 1234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1233] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(6 [pid 1232] close(19) = -1 EBADF (Bad file descriptor) [pid 1232] close(20) = -1 EBADF (Bad file descriptor) [pid 1232] close(21) = -1 EBADF (Bad file descriptor) [pid 1232] close(22) = -1 EBADF (Bad file descriptor) [pid 1232] close(23) = -1 EBADF (Bad file descriptor) [pid 1232] close(24) = -1 EBADF (Bad file descriptor) [pid 1232] close(25) = -1 EBADF (Bad file descriptor) [pid 1232] close(26) = -1 EBADF (Bad file descriptor) [pid 1232] close(27) = -1 EBADF (Bad file descriptor) [pid 1232] close(28) = -1 EBADF (Bad file descriptor) [pid 1232] close(29) = -1 EBADF (Bad file descriptor) [pid 1232] exit_group(0) = ? [pid 1231] <... close resumed>) = 0 [pid 1234] <... openat resumed>) = 3 [pid 1231] close(7 [pid 1234] write(3, "1000", 4 [pid 1233] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... write resumed>) = 4 [pid 1231] close(8 [pid 1234] close(3 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... close resumed>) = 0 [pid 1231] close(9 [pid 1234] symlink("/dev/binderfs", "./binderfs" [pid 1233] close(3 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... symlink resumed>) = 0 [pid 1233] <... close resumed>) = 0 [pid 1232] +++ exited with 0 +++ [pid 1231] close(10) = -1 EBADF (Bad file descriptor) executing program [pid 1233] close(4 [pid 1234] write(1, "executing program\n", 18 [pid 1231] close(11 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1234] <... write resumed>) = 18 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1233] <... close resumed>) = 0 [pid 1231] close(12) = -1 EBADF (Bad file descriptor) [pid 1234] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1231] close(13 [pid 1233] close(5 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... openat resumed>) = 3 [pid 1233] close(6 [pid 1231] close(14 [pid 1234] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... openat resumed>) = 4 [pid 1233] <... close resumed>) = 0 [pid 1231] close(15 [pid 1233] close(7 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(16 [pid 1233] close(8 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(17 [pid 1233] close(9 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(18 [pid 1234] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1233] close(10 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] setns(201, 0 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(19 [pid 1234] <... setns resumed>) = 0 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1233] close(11 [pid 1231] close(20 [pid 1234] <... socket resumed>) = 6 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] setns(5, 0 [pid 1233] close(12 [pid 1231] close(21 [pid 1234] <... setns resumed>) = 0 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] close(5 [pid 1233] close(13 [pid 1231] close(22 [pid 1234] <... close resumed>) = 0 [pid 1234] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] close(14 [pid 1231] close(23 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] close(15) = -1 EBADF (Bad file descriptor) [pid 1231] close(24 [pid 1233] close(16 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(25 [pid 1233] close(17 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(26 [pid 1233] close(18 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] close(27 [pid 1233] close(19 [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1233] close(20 [pid 1231] close(28 [pid 1234] close(3 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... close resumed>) = 0 [pid 1234] close(4) = 0 [pid 1233] close(21 [pid 1231] close(29 [pid 1234] close(5 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] close(22 [pid 1234] close(6) = 0 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1231] exit_group(0 [pid 1234] close(7) = -1 EBADF (Bad file descriptor) [pid 1234] close(8) = -1 EBADF (Bad file descriptor) [pid 1234] close(9) = -1 EBADF (Bad file descriptor) [pid 1233] close(23 [pid 1231] <... exit_group resumed>) = ? [pid 1234] close(10 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] close(11) = -1 EBADF (Bad file descriptor) [pid 1234] close(12) = -1 EBADF (Bad file descriptor) [pid 1234] close(13) = -1 EBADF (Bad file descriptor) [pid 1234] close(14) = -1 EBADF (Bad file descriptor) [pid 1234] close(15) = -1 EBADF (Bad file descriptor) [pid 1234] close(16) = -1 EBADF (Bad file descriptor) [pid 1234] close(17) = -1 EBADF (Bad file descriptor) [pid 1234] close(18) = -1 EBADF (Bad file descriptor) [pid 1234] close(19) = -1 EBADF (Bad file descriptor) [pid 1234] close(20) = -1 EBADF (Bad file descriptor) [pid 1234] close(21 [pid 1231] +++ exited with 0 +++ [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] close(24 [pid 1234] close(22 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] close(25 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] close(23 [pid 1233] close(26 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] close(24 [pid 1233] close(27 [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] close(25) = -1 EBADF (Bad file descriptor) [pid 1234] close(26 [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1233] close(28 [pid 1234] close(27) = -1 EBADF (Bad file descriptor) [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1234] close(28) = -1 EBADF (Bad file descriptor) [pid 1234] close(29) = -1 EBADF (Bad file descriptor) [pid 1233] close(29 [pid 1234] exit_group(0) = ? [pid 1233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./225", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1233] exit_group(0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1234] +++ exited with 0 +++ [pid 1233] <... exit_group resumed>) = ? [pid 303] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... openat resumed>) = 3 [pid 1233] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] newfstatat(3, "", [pid 301] openat(AT_FDCWD, "./225", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(3, "", [pid 303] umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 303] newfstatat(AT_FDCWD, "./230/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./230/binderfs") = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./225/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] close(3) = 0 [pid 301] newfstatat(AT_FDCWD, "./225/binderfs", [pid 303] rmdir("./230") = 0 [pid 303] mkdir("./231", 0777) = 0 [pid 303] 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("./240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] unlink("./225/binderfs"./strace-static-x86_64: Process 1235 attached [pid 302] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 233 [pid 301] <... unlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1235] set_robust_list(0x555569336660, 24 [pid 302] newfstatat(3, "", [pid 301] getdents64(3, [pid 1235] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 301] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... close resumed>) = 0 [pid 302] umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] rmdir("./225" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1235] chdir("./231" [pid 302] newfstatat(AT_FDCWD, "./240/binderfs", [pid 301] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1235] <... chdir resumed>) = 0 [pid 1235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./240/binderfs" [pid 301] mkdir("./226", 0777 [pid 1235] <... prctl resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1235] setpgid(0, 0 [pid 302] getdents64(3, [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1235] <... setpgid resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 1236 attached [pid 302] <... close resumed>) = 0 [pid 1236] set_robust_list(0x555569336660, 24 [pid 1235] <... openat resumed>) = 3 [pid 302] rmdir("./240" [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 228 [pid 1236] <... set_robust_list resumed>) = 0 [pid 1235] write(3, "1000", 4) = 4 [pid 302] <... rmdir resumed>) = 0 [pid 1236] chdir("./226" [pid 1235] close(3 [pid 302] mkdir("./241", 0777 [pid 1236] <... chdir resumed>) = 0 [pid 1235] <... close resumed>) = 0 [pid 1236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1235] symlink("/dev/binderfs", "./binderfs" [pid 302] <... mkdir resumed>) = 0 executing program [pid 1236] <... prctl resumed>) = 0 [pid 1236] setpgid(0, 0) = 0 [pid 1236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1235] <... symlink resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1236] <... openat resumed>) = 3 [pid 1236] write(3, "1000", 4) = 4 [pid 1236] close(3) = 0 [pid 1236] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 1237 attached [pid 1236] write(1, "executing program\n", 18 [pid 1237] set_robust_list(0x555569336660, 24 [pid 1236] <... write resumed>) = 18 executing program [pid 1235] write(1, "executing program\n", 18 [pid 306] <... restart_syscall resumed>) = 0 [pid 1235] <... write resumed>) = 18 [pid 1237] <... set_robust_list resumed>) = 0 [pid 1236] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1235] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1237] chdir("./241" [pid 1236] <... openat resumed>) = 3 [pid 1235] <... openat resumed>) = 3 [pid 306] umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1235] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1237] <... chdir resumed>) = 0 [pid 1236] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1236] <... openat resumed>) = 4 [pid 1235] <... openat resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 243 [pid 1237] <... prctl resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1237] setpgid(0, 0 [pid 1236] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1237] <... setpgid resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1236] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1237] <... openat resumed>) = 3 [pid 1236] setns(201, 0 [pid 1235] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] getdents64(3, [pid 1236] <... setns resumed>) = 0 [pid 1237] write(3, "1000", 4 [pid 1236] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1237] <... write resumed>) = 4 [pid 1236] <... socket resumed>) = 6 [pid 1235] <... openat resumed>) = 5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1237] close(3 [pid 1236] setns(5, 0 [pid 1237] <... close resumed>) = 0 [pid 1236] <... setns resumed>) = 0 [pid 1237] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1236] close(5 [pid 1237] write(1, "executing program\n", 18 [pid 1236] <... close resumed>) = 0 [pid 1235] setns(201, 0 [pid 306] umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1235] <... setns resumed>) = 0 executing program [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1235] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] newfstatat(AT_FDCWD, "./230/binderfs", [pid 1237] <... write resumed>) = 18 [pid 1236] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1235] <... socket resumed>) = 6 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1237] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1235] setns(5, 0 [pid 306] unlink("./230/binderfs" [pid 1235] <... setns resumed>) = 0 [pid 1237] <... openat resumed>) = 3 [pid 1236] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1235] close(5 [pid 306] <... unlink resumed>) = 0 [pid 1237] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1236] close(3 [pid 1237] <... openat resumed>) = 4 [pid 1235] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1237] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1236] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1237] <... openat resumed>) = 5 [pid 1236] close(4 [pid 1235] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] close(3 [pid 1236] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1235] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] rmdir("./230" [pid 1237] setns(201, 0 [pid 1236] close(5 [pid 1237] <... setns resumed>) = 0 [pid 1235] close(3 [pid 306] <... rmdir resumed>) = 0 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1236] close(6 [pid 1235] <... close resumed>) = 0 [pid 306] mkdir("./231", 0777 [pid 1237] <... socket resumed>) = 6 [pid 1236] <... close resumed>) = 0 [pid 1235] close(4 [pid 306] <... mkdir resumed>) = 0 [pid 1237] setns(5, 0) = 0 [pid 1235] <... close resumed>) = 0 [pid 1236] close(7 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1237] close(5) = 0 [pid 1237] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(5 [pid 1237] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1237] close(3) = 0 [pid 1237] close(4 [pid 1236] close(8 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(6./strace-static-x86_64: Process 1238 attached [pid 1237] <... close resumed>) = 0 [pid 1238] set_robust_list(0x555569336660, 24 [pid 1237] close(5 [pid 1238] <... set_robust_list resumed>) = 0 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] chdir("./231" [pid 1237] close(6 [pid 1236] close(9 [pid 1235] <... close resumed>) = 0 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(7 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 233 [pid 1236] close(10 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(8 [pid 1236] close(11 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... chdir resumed>) = 0 [pid 1237] <... close resumed>) = 0 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(9 [pid 1238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1237] close(7 [pid 1236] close(12 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... prctl resumed>) = 0 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] setpgid(0, 0 [pid 1237] close(8 [pid 1235] close(10 [pid 1238] <... setpgid resumed>) = 0 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(13 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1237] close(9 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(11 [pid 1238] <... openat resumed>) = 3 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(14 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] close(10 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(12 [pid 1238] write(3, "1000", 4 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(15 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... write resumed>) = 4 [pid 1237] close(11 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(3 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(16 [pid 1235] close(13 [pid 1238] <... close resumed>) = 0 [pid 1237] close(12 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] symlink("/dev/binderfs", "./binderfs" [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... symlink resumed>) = 0 [pid 1237] close(13 [pid 1236] close(17 [pid 1235] close(14 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(18 executing program [pid 1235] close(15 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] write(1, "executing program\n", 18 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... write resumed>) = 18 [pid 1237] close(14 [pid 1238] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(19 [pid 1235] close(16 [pid 1238] <... openat resumed>) = 3 [pid 1237] close(15 [pid 1238] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] close(16 [pid 1238] <... openat resumed>) = 4 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(20 [pid 1235] close(17 [pid 1237] close(17 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... openat resumed>) = 5 [pid 1237] close(18 [pid 1236] close(21 [pid 1235] close(18 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(22 [pid 1235] close(19 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] setns(201, 0 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... setns resumed>) = 0 [pid 1237] close(19 [pid 1236] close(23 [pid 1235] close(20 [pid 1238] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... socket resumed>) = 6 [pid 1237] close(20 [pid 1236] close(24 [pid 1235] close(21 [pid 1238] setns(5, 0 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... setns resumed>) = 0 [pid 1237] close(21 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(5 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(25 [pid 1235] close(22 [pid 1238] <... close resumed>) = 0 [pid 1237] close(22) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1237] close(23 [pid 1236] close(26 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(23 [pid 1237] close(24 [pid 1236] close(27 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(24 [pid 1236] close(28 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1237] close(25 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(25 [pid 1238] close(3 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] close(29 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... close resumed>) = 0 [pid 1237] close(26 [pid 1236] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] close(26 [pid 1238] close(4 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... close resumed>) = 0 [pid 1237] close(27 [pid 1238] close(5 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] exit_group(0 [pid 1235] close(27 [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] close(28 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(6 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1236] <... exit_group resumed>) = ? [pid 1238] <... close resumed>) = 0 [pid 1237] close(29 [pid 1235] close(28 [pid 1237] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(7 [pid 1237] exit_group(0 [pid 1235] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1237] <... exit_group resumed>) = ? [pid 1238] close(8 [pid 1237] +++ exited with 0 +++ [pid 1236] +++ exited with 0 +++ [pid 1235] close(29) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1238] close(9 [pid 1235] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(10 [pid 1235] <... exit_group resumed>) = ? [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(11) = -1 EBADF (Bad file descriptor) [pid 1238] close(12) = -1 EBADF (Bad file descriptor) [pid 1238] close(13) = -1 EBADF (Bad file descriptor) [pid 1238] close(14) = -1 EBADF (Bad file descriptor) [pid 1238] close(15) = -1 EBADF (Bad file descriptor) [pid 1238] close(16) = -1 EBADF (Bad file descriptor) [pid 1238] close(17) = -1 EBADF (Bad file descriptor) [pid 1238] close(18) = -1 EBADF (Bad file descriptor) [pid 1238] close(19) = -1 EBADF (Bad file descriptor) [pid 1238] close(20 [pid 1235] +++ exited with 0 +++ [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(21 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1238] close(22) = -1 EBADF (Bad file descriptor) [pid 1238] close(23) = -1 EBADF (Bad file descriptor) [pid 1238] close(24) = -1 EBADF (Bad file descriptor) [pid 1238] close(25 [pid 301] umount2("./226", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(26 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(27 [pid 301] openat(AT_FDCWD, "./226", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1238] close(28 [pid 301] <... openat resumed>) = 3 [pid 1238] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1238] close(29) = -1 EBADF (Bad file descriptor) [pid 1238] exit_group(0) = ? [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1238] +++ exited with 0 +++ [pid 301] getdents64(3, [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./226/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./226/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] unlink("./226/binderfs") = 0 [pid 301] getdents64(3, [pid 302] umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./226" [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 301] <... rmdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] mkdir("./227", 0777 [pid 302] getdents64(3, [pid 301] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./241/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) ./strace-static-x86_64: Process 1239 attached [pid 1239] set_robust_list(0x555569336660, 24) = 0 [pid 1239] chdir("./227" [pid 302] newfstatat(AT_FDCWD, "./241/binderfs", [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 229 [pid 1239] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] unlink("./241/binderfs" [pid 1239] <... prctl resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 1239] setpgid(0, 0) = 0 [pid 1239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1239] <... openat resumed>) = 3 [pid 302] close(3 [pid 303] umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 1239] write(3, "1000", 4 [pid 302] rmdir("./241" [pid 1239] <... write resumed>) = 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1239] close(3) = 0 [pid 1239] symlink("/dev/binderfs", "./binderfs" [pid 303] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 1239] <... symlink resumed>) = 0 executing program [pid 303] <... openat resumed>) = 3 [pid 302] mkdir("./242", 0777 [pid 303] newfstatat(3, "", [pid 1239] write(1, "executing program\n", 18) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1239] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] getdents64(3, [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1239] <... openat resumed>) = 3 [pid 1239] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 306] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 1240 attached [pid 1240] set_robust_list(0x555569336660, 24) = 0 [pid 1239] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 244 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1240] chdir("./242" [pid 1239] <... openat resumed>) = 5 [pid 306] umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./231/binderfs", [pid 1240] <... chdir resumed>) = 0 [pid 1239] setns(201, 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1239] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./231/binderfs" [pid 1240] <... prctl resumed>) = 0 [pid 1239] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1240] setpgid(0, 0 [pid 1239] <... socket resumed>) = 6 [pid 306] <... openat resumed>) = 3 [pid 303] <... unlink resumed>) = 0 [pid 1240] <... setpgid resumed>) = 0 [pid 303] getdents64(3, [pid 1240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1239] setns(5, 0 [pid 306] newfstatat(3, "", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1239] <... setns resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] close(3 [pid 1240] <... openat resumed>) = 3 [pid 1239] close(5 [pid 306] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 1239] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1240] write(3, "1000", 4 [pid 1239] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1240] <... write resumed>) = 4 [pid 303] rmdir("./231" [pid 1240] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... rmdir resumed>) = 0 [pid 1240] <... close resumed>) = 0 [pid 1239] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] newfstatat(AT_FDCWD, "./231/binderfs", [pid 303] mkdir("./232", 0777 [pid 1240] symlink("/dev/binderfs", "./binderfs" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1240] <... symlink resumed>) = 0 [pid 1239] close(3 [pid 306] unlink("./231/binderfs" [pid 303] <... mkdir resumed>) = 0 [pid 1240] write(1, "executing program\n", 18 [pid 1239] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1240] <... write resumed>) = 18 [pid 1239] close(4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1240] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1239] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1240] <... openat resumed>) = 3 [pid 1239] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1240] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1240] <... openat resumed>) = 4 [pid 1239] close(6 [pid 306] <... close resumed>) = 0 [pid 1239] <... close resumed>) = 0 [pid 306] rmdir("./231"./strace-static-x86_64: Process 1241 attached [pid 1240] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1239] close(7 [pid 306] <... rmdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 234 [pid 1241] set_robust_list(0x555569336660, 24 [pid 1240] <... openat resumed>) = 5 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... set_robust_list resumed>) = 0 [pid 1240] setns(201, 0 [pid 1239] close(8 [pid 306] mkdir("./232", 0777 [pid 1241] chdir("./232" [pid 1240] <... setns resumed>) = 0 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1240] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1239] close(9 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1241] <... chdir resumed>) = 0 [pid 1240] <... socket resumed>) = 6 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1242 attached [pid 1241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1239] close(10) = -1 EBADF (Bad file descriptor) [pid 1239] close(11 [pid 1240] setns(5, 0 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... setns resumed>) = 0 [pid 1239] close(12 [pid 1240] close(5 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 234 [pid 1240] <... close resumed>) = 0 [pid 1239] close(13 [pid 1240] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1242] set_robust_list(0x555569336660, 24 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... set_robust_list resumed>) = 0 [pid 1241] <... prctl resumed>) = 0 [pid 1239] close(14 [pid 1242] chdir("./232" [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] setpgid(0, 0 [pid 1240] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1239] close(15 [pid 1242] <... chdir resumed>) = 0 [pid 1241] <... setpgid resumed>) = 0 [pid 1242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] close(3 [pid 1239] close(16 [pid 1242] <... prctl resumed>) = 0 [pid 1241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1242] setpgid(0, 0 [pid 1240] <... close resumed>) = 0 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(17 [pid 1241] <... openat resumed>) = 3 [pid 1240] close(4 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... setpgid resumed>) = 0 [pid 1241] write(3, "1000", 4 [pid 1240] <... close resumed>) = 0 [pid 1239] close(18 [pid 1242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1241] <... write resumed>) = 4 [pid 1240] close(5 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(19 [pid 1242] <... openat resumed>) = 3 [pid 1241] close(3 [pid 1240] close(6 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] write(3, "1000", 4 [pid 1241] <... close resumed>) = 0 [pid 1240] <... close resumed>) = 0 [pid 1239] close(20 [pid 1242] <... write resumed>) = 4 [pid 1241] symlink("/dev/binderfs", "./binderfs" [pid 1242] close(3 [pid 1240] close(7 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = 0 [pid 1241] <... symlink resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(21 [pid 1242] symlink("/dev/binderfs", "./binderfs" [pid 1241] write(1, "executing program\n", 18 [pid 1240] close(8 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... symlink resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(22 [pid 1240] close(9 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(23 [pid 1240] close(10 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(24 [pid 1240] close(11 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(25 [pid 1240] close(12 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(26 [pid 1240] close(13 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(27 [pid 1240] close(14 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(28 [pid 1240] close(15 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] close(29 [pid 1240] close(16 [pid 1239] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] exit_group(0 [pid 1242] write(1, "executing program\n", 18executing program [pid 1241] <... write resumed>) = 18 [pid 1240] close(17 [pid 1242] <... write resumed>) = 18 [pid 1241] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1239] <... exit_group resumed>) = ? [pid 1242] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1241] <... openat resumed>) = 3 [pid 1240] close(18 [pid 1239] +++ exited with 0 +++ [pid 1242] <... openat resumed>) = 3 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1240] close(19 [pid 1242] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] close(20) = -1 EBADF (Bad file descriptor) [pid 1242] <... openat resumed>) = 4 [pid 1240] close(21 [pid 1242] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... openat resumed>) = 4 [pid 1240] close(22 [pid 1242] <... openat resumed>) = 5 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] setns(201, 0 [pid 1241] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1240] close(23 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1242] <... setns resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1240] close(24) = -1 EBADF (Bad file descriptor) [pid 1240] close(25 [pid 1242] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1241] <... openat resumed>) = 5 [pid 301] umount2("./227", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1242] <... socket resumed>) = 6 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] setns(5, 0 [pid 1241] setns(201, 0 [pid 1240] close(26 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1242] <... setns resumed>) = 0 [pid 1241] <... setns resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] close(5 [pid 1241] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1240] close(27 [pid 301] openat(AT_FDCWD, "./227", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1242] <... close resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... socket resumed>) = 6 [pid 1240] close(28 [pid 301] <... openat resumed>) = 3 [pid 1242] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1241] setns(5, 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1240] close(29 [pid 1241] <... setns resumed>) = 0 [pid 1240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1241] close(5 [pid 1240] exit_group(0 [pid 301] getdents64(3, [pid 1241] <... close resumed>) = 0 [pid 1241] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1240] <... exit_group resumed>) = ? [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1242] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1241] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1240] +++ exited with 0 +++ [pid 301] umount2("./227/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1242] close(3 [pid 1241] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(AT_FDCWD, "./227/binderfs", [pid 1242] <... close resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1241] <... close resumed>) = 0 [pid 301] unlink("./227/binderfs" [pid 1242] close(4 [pid 1241] close(4 [pid 301] <... unlink resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1241] <... close resumed>) = 0 [pid 301] getdents64(3, [pid 1241] close(5) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1241] close(6 [pid 302] umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1241] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 1242] <... close resumed>) = 0 [pid 1241] close(7 [pid 301] rmdir("./227" [pid 1242] close(5 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(8 [pid 302] newfstatat(3, "", [pid 301] <... rmdir resumed>) = 0 [pid 1242] close(6 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = 0 [pid 1241] close(9 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] mkdir("./228", 0777 [pid 1242] close(7 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(10 [pid 302] getdents64(3, [pid 1242] close(8 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(11 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1242] close(9./strace-static-x86_64: Process 1243 attached [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] set_robust_list(0x555569336660, 24) = 0 [pid 1243] chdir("./228" [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(12 [pid 302] umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 230 [pid 1242] close(10 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(13 [pid 302] newfstatat(AT_FDCWD, "./242/binderfs", [pid 1242] close(11 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1242] close(12 [pid 1241] close(14 [pid 302] unlink("./242/binderfs" [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] <... chdir resumed>) = 0 [pid 1242] close(13 [pid 1241] close(15 [pid 302] <... unlink resumed>) = 0 [pid 1243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1243] <... prctl resumed>) = 0 [pid 1242] close(14 [pid 1241] close(16 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1243] setpgid(0, 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] <... setpgid resumed>) = 0 [pid 1242] close(15 [pid 1241] close(17 [pid 1243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1243] <... openat resumed>) = 3 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(18 [pid 1243] write(3, "1000", 4 [pid 1242] close(16 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1243] <... write resumed>) = 4 [pid 1241] close(19 [pid 1243] close(3) = 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./242" [pid 1243] symlink("/dev/binderfs", "./binderfs" [pid 1242] close(17 [pid 1241] close(20 [pid 302] <... rmdir resumed>) = 0 [pid 1243] <... symlink resumed>) = 0 executing program [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] write(1, "executing program\n", 18) = 18 [pid 1243] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1242] close(18 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./243", 0777 [pid 1242] close(19 [pid 1241] close(21 [pid 1243] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... mkdir resumed>) = 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] <... openat resumed>) = 4 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] close(20 [pid 1243] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(22 [pid 1243] <... openat resumed>) = 5 [pid 1242] close(21 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(23 [pid 1243] setns(201, 0 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] close(22 [pid 1243] <... setns resumed>) = 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(24 [pid 1242] close(23 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(25 [pid 1242] close(24 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(26 [pid 1242] close(25 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1243] setns(5, 0) = 0 [pid 1243] close(5./strace-static-x86_64: Process 1244 attached ) = 0 [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1241] close(27 [pid 1244] set_robust_list(0x555569336660, 24 [pid 1243] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1242] close(26 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] <... set_robust_list resumed>) = 0 [pid 1243] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 245 [pid 1241] close(28 [pid 1244] chdir("./243" [pid 1243] close(3 [pid 1242] close(27 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1242] close(28) = -1 EBADF (Bad file descriptor) [pid 1242] close(29) = -1 EBADF (Bad file descriptor) [pid 1242] exit_group(0 [pid 1243] <... close resumed>) = 0 [pid 1242] <... exit_group resumed>) = ? [pid 1244] <... chdir resumed>) = 0 [pid 1243] close(4 [pid 1242] +++ exited with 0 +++ [pid 1241] close(29 [pid 1244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1243] <... close resumed>) = 0 [pid 1244] <... prctl resumed>) = 0 [pid 1241] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] setpgid(0, 0 [pid 1241] exit_group(0 [pid 1244] <... setpgid resumed>) = 0 [pid 1243] close(5 [pid 1241] <... exit_group resumed>) = ? [pid 1241] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1243] close(6 [pid 1244] <... openat resumed>) = 3 [pid 1243] <... close resumed>) = 0 [pid 1244] write(3, "1000", 4 [pid 1243] close(7 [pid 1244] <... write resumed>) = 4 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] close(3 [pid 1243] close(8) = -1 EBADF (Bad file descriptor) [pid 1244] <... close resumed>) = 0 [pid 1243] close(9 [pid 1244] symlink("/dev/binderfs", "./binderfs" [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] close(10) = -1 EBADF (Bad file descriptor) [pid 1244] <... symlink resumed>) = 0 [pid 1243] close(11 executing program [pid 1244] write(1, "executing program\n", 18 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] <... write resumed>) = 18 [pid 1243] close(12 [pid 1244] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] close(13 [pid 1244] <... openat resumed>) = 3 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] close(14) = -1 EBADF (Bad file descriptor) [pid 1244] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1243] close(15) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1243] close(16 [pid 1244] <... openat resumed>) = 4 [pid 303] umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1243] close(17) = -1 EBADF (Bad file descriptor) [pid 1243] close(18 [pid 303] <... openat resumed>) = 3 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1243] close(19) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1244] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1243] close(20 [pid 303] getdents64(3, [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1243] close(21 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1244] <... openat resumed>) = 5 [pid 1243] close(22) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1243] close(23 [pid 303] newfstatat(AT_FDCWD, "./232/binderfs", [pid 1244] setns(201, 0 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1243] close(24) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./232/binderfs" [pid 1244] <... setns resumed>) = 0 [pid 1243] close(25 [pid 303] <... unlink resumed>) = 0 [pid 1244] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 1243] close(26 [pid 1244] <... socket resumed>) = 6 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] setns(5, 0 [pid 1243] close(27 [pid 306] umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1244] <... setns resumed>) = 0 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./232" [pid 1243] close(28 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... rmdir resumed>) = 0 [pid 303] mkdir("./233", 0777 [pid 1244] close(5 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1243] close(29./strace-static-x86_64: Process 1245 attached [pid 1244] <... close resumed>) = 0 [pid 1243] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 235 [pid 1243] exit_group(0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1245] set_robust_list(0x555569336660, 24 [pid 1244] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1245] <... set_robust_list resumed>) = 0 [pid 1243] <... exit_group resumed>) = ? [pid 306] getdents64(3, [pid 1245] chdir("./233" [pid 1243] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1245] <... chdir resumed>) = 0 [pid 306] umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1245] <... prctl resumed>) = 0 [pid 1245] setpgid(0, 0 [pid 301] umount2("./228", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./232/binderfs", [pid 1245] <... setpgid resumed>) = 0 [pid 1244] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./232/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] openat(AT_FDCWD, "./228", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... unlink resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1244] close(3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 1244] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./228/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1245] <... openat resumed>) = 3 [pid 1244] close(4 [pid 306] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./228/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./228/binderfs") = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./228") = 0 [pid 1244] <... close resumed>) = 0 [pid 1245] write(3, "1000", 4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./229", 0777 [pid 1245] <... write resumed>) = 4 [pid 1244] close(5 [pid 306] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 1245] close(3 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1245] <... close resumed>) = 0 [pid 1244] close(6 [pid 306] rmdir("./232"./strace-static-x86_64: Process 1246 attached [pid 1245] symlink("/dev/binderfs", "./binderfs" [pid 1244] <... close resumed>) = 0 [pid 1246] set_robust_list(0x555569336660, 24 [pid 1245] <... symlink resumed>) = 0 [pid 1244] close(7 [pid 306] <... rmdir resumed>) = 0 executing program [pid 1245] write(1, "executing program\n", 18 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] <... write resumed>) = 18 [pid 1244] close(8 [pid 1245] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... set_robust_list resumed>) = 0 [pid 1245] <... openat resumed>) = 3 [pid 1244] close(9 [pid 306] mkdir("./233", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 231 [pid 1246] chdir("./229" [pid 1245] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... chdir resumed>) = 0 [pid 1244] close(10 [pid 306] <... mkdir resumed>) = 0 [pid 1246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1245] <... openat resumed>) = 4 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1246] <... prctl resumed>) = 0 [pid 1244] close(11 [pid 1245] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] setpgid(0, 0 [pid 1245] <... openat resumed>) = 5 [pid 1244] close(12 [pid 1246] <... setpgid resumed>) = 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] close(13 [pid 1245] setns(201, 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1245] <... setns resumed>) = 0 [pid 1244] close(14 [pid 1245] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] <... socket resumed>) = 6 [pid 1244] close(15) = -1 EBADF (Bad file descriptor) [pid 1244] close(16) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1247 attached [pid 1244] close(17 [pid 1245] setns(5, 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... openat resumed>) = 3 [pid 1245] <... setns resumed>) = 0 [pid 1244] close(18 [pid 1247] set_robust_list(0x555569336660, 24 [pid 1246] write(3, "1000", 4 [pid 1245] close(5 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... set_robust_list resumed>) = 0 [pid 1246] <... write resumed>) = 4 [pid 1245] <... close resumed>) = 0 [pid 1244] close(19 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 235 [pid 1246] close(3 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = 0 [pid 1245] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1244] close(20 [pid 1247] chdir("./233" [pid 1246] symlink("/dev/binderfs", "./binderfs"executing program [pid 1247] <... chdir resumed>) = 0 [pid 1246] <... symlink resumed>) = 0 [pid 1247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1245] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... prctl resumed>) = 0 [pid 1246] write(1, "executing program\n", 18 [pid 1245] close(3 [pid 1244] close(21 [pid 1245] <... close resumed>) = 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] setpgid(0, 0 [pid 1246] <... write resumed>) = 18 [pid 1245] close(4 [pid 1244] close(22 [pid 1245] <... close resumed>) = 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] close(5 [pid 1244] close(23 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] close(6 [pid 1244] close(24 [pid 1245] <... close resumed>) = 0 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] close(25 [pid 1245] close(7 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... setpgid resumed>) = 0 [pid 1244] close(26 [pid 1246] <... openat resumed>) = 3 [pid 1245] close(8 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] close(27 [pid 1247] <... openat resumed>) = 3 [pid 1246] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1245] close(9 [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] write(3, "1000", 4 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] close(28 [pid 1247] <... write resumed>) = 4 [pid 1246] <... openat resumed>) = 4 [pid 1245] close(10 [pid 1247] close(3 [pid 1246] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... close resumed>) = 0 [pid 1246] <... openat resumed>) = 5 [pid 1245] close(11 [pid 1244] close(29 [pid 1247] symlink("/dev/binderfs", "./binderfs" [pid 1246] setns(201, 0 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... symlink resumed>) = 0 [pid 1246] <... setns resumed>) = 0 [pid 1245] close(12 [pid 1244] exit_group(0 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] close(13 [pid 1244] <... exit_group resumed>) = ? [pid 1247] write(1, "executing program\n", 18 [pid 1246] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1244] +++ exited with 0 +++ [pid 1247] <... write resumed>) = 18 [pid 1246] <... socket resumed>) = 6 [pid 1245] close(14) = -1 EBADF (Bad file descriptor) executing program [pid 1247] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1246] setns(5, 0 [pid 1245] close(15 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1247] <... openat resumed>) = 3 [pid 1246] <... setns resumed>) = 0 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] close(5 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1245] close(16) = -1 EBADF (Bad file descriptor) [pid 1245] close(17) = -1 EBADF (Bad file descriptor) [pid 1245] close(18) = -1 EBADF (Bad file descriptor) [pid 1245] close(19) = -1 EBADF (Bad file descriptor) [pid 1245] close(20 [pid 1247] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1246] <... close resumed>) = 0 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1245] close(21 [pid 1247] <... openat resumed>) = 4 [pid 1245] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1246] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1245] close(22) = -1 EBADF (Bad file descriptor) [pid 1245] close(23) = -1 EBADF (Bad file descriptor) [pid 1245] close(24) = -1 EBADF (Bad file descriptor) [pid 1245] close(25) = -1 EBADF (Bad file descriptor) [pid 1245] close(26) = -1 EBADF (Bad file descriptor) [pid 1247] <... openat resumed>) = 5 [pid 1245] close(27) = -1 EBADF (Bad file descriptor) [pid 1245] close(28) = -1 EBADF (Bad file descriptor) [pid 1245] close(29) = -1 EBADF (Bad file descriptor) [pid 1245] exit_group(0 [pid 1247] setns(201, 0 [pid 1246] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1247] <... setns resumed>) = 0 [pid 1246] close(3 [pid 1247] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1245] <... exit_group resumed>) = ? [pid 1247] <... socket resumed>) = 6 [pid 1246] <... close resumed>) = 0 [pid 1245] +++ exited with 0 +++ [pid 1247] setns(5, 0) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1247] close(5 [pid 1246] close(4 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1247] <... close resumed>) = 0 [pid 1246] <... close resumed>) = 0 [pid 1247] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1246] close(5) = -1 EBADF (Bad file descriptor) [pid 1246] close(6) = 0 [pid 1246] close(7 [pid 1247] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(3 [pid 1246] close(8 [pid 1247] <... close resumed>) = 0 [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(4 [pid 1246] close(9 [pid 1247] <... close resumed>) = 0 [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(5 [pid 1246] close(10 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(6 [pid 1246] close(11) = -1 EBADF (Bad file descriptor) [pid 1247] <... close resumed>) = 0 [pid 1247] close(7 [pid 1246] close(12 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(8 [pid 1246] close(13 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(9 [pid 1246] close(14 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(10 [pid 1246] close(15 [pid 302] <... restart_syscall resumed>) = 0 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(11) = -1 EBADF (Bad file descriptor) [pid 1246] close(16) = -1 EBADF (Bad file descriptor) [pid 1247] close(12 [pid 1246] close(17) = -1 EBADF (Bad file descriptor) [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] close(18 [pid 302] umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... restart_syscall resumed>) = 0 [pid 1247] close(13 [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] close(19 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1247] close(14 [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(15 [pid 1246] close(20 [pid 302] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(16 [pid 1246] close(21 [pid 302] <... openat resumed>) = 3 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(3, "", [pid 1247] close(17 [pid 1246] close(22 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1247] close(18 [pid 1246] close(23 [pid 303] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1247] close(19 [pid 1246] close(24 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1247] close(20 [pid 1246] close(25 [pid 302] umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1247] close(21 [pid 1246] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./243/binderfs", [pid 1247] close(22 [pid 1246] close(27 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1247] close(23 [pid 1246] close(28 [pid 303] umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./243/binderfs" [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 1247] close(24 [pid 1246] close(29 [pid 303] newfstatat(AT_FDCWD, "./233/binderfs", [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1247] close(25 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1246] exit_group(0 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1246] <... exit_group resumed>) = ? [pid 303] unlink("./233/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] close(3 [pid 1247] close(26) = -1 EBADF (Bad file descriptor) [pid 1246] +++ exited with 0 +++ [pid 302] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 302] rmdir("./243" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] rmdir("./233" [pid 302] mkdir("./244", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 1247] close(27 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1247] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1247] close(28) = -1 EBADF (Bad file descriptor) [pid 1247] close(29) = -1 EBADF (Bad file descriptor) [pid 1247] exit_group(0) = ? [pid 1247] +++ exited with 0 +++ [pid 303] mkdir("./234", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1248 attached [pid 301] umount2("./229", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... mkdir resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 246 [pid 301] openat(AT_FDCWD, "./229", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1248] set_robust_list(0x555569336660, 24 [pid 301] <... openat resumed>) = 3 [pid 1248] <... set_robust_list resumed>) = 0 [pid 1248] chdir("./244" [pid 306] <... restart_syscall resumed>) = 0 [pid 1248] <... chdir resumed>) = 0 [pid 1248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1248] setpgid(0, 0) = 0 [pid 301] newfstatat(3, "", [pid 1248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1249 attached [pid 1248] <... openat resumed>) = 3 [pid 1248] write(3, "1000", 4) = 4 [pid 1248] close(3) = 0 [pid 1248] symlink("/dev/binderfs", "./binderfs" [pid 1249] set_robust_list(0x555569336660, 24 [pid 306] umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 1249] <... set_robust_list resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 236 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1249] chdir("./234" [pid 1248] <... symlink resumed>) = 0 [pid 306] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] umount2("./229/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1248] write(1, "executing program\n", 18executing program [pid 306] <... openat resumed>) = 3 [pid 1249] <... chdir resumed>) = 0 [pid 1248] <... write resumed>) = 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1249] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1248] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] newfstatat(3, "", [pid 301] newfstatat(AT_FDCWD, "./229/binderfs", [pid 1249] <... prctl resumed>) = 0 [pid 1248] <... openat resumed>) = 3 [pid 1249] setpgid(0, 0 [pid 1248] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1249] <... setpgid resumed>) = 0 [pid 306] getdents64(3, [pid 301] unlink("./229/binderfs" [pid 1249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1248] <... openat resumed>) = 4 [pid 1248] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... unlink resumed>) = 0 [pid 1249] <... openat resumed>) = 3 [pid 306] umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 1249] write(3, "1000", 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1249] <... write resumed>) = 4 [pid 306] newfstatat(AT_FDCWD, "./233/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1249] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] close(3 [pid 1249] <... close resumed>) = 0 [pid 306] unlink("./233/binderfs" [pid 301] <... close resumed>) = 0 [pid 1249] symlink("/dev/binderfs", "./binderfs" [pid 1248] setns(201, 0 [pid 301] rmdir("./229" [pid 1248] <... setns resumed>) = 0 [pid 1249] <... symlink resumed>) = 0 [pid 1248] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program ) = 6 [pid 306] <... unlink resumed>) = 0 [pid 1249] write(1, "executing program\n", 18 [pid 301] <... rmdir resumed>) = 0 [pid 1248] setns(5, 0 [pid 1249] <... write resumed>) = 18 [pid 1248] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 301] mkdir("./230", 0777 [pid 1248] close(5) = 0 [pid 1249] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1248] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1249] <... openat resumed>) = 3 [pid 1248] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1248] close(3 [pid 306] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... close resumed>) = 0 [pid 1248] <... close resumed>) = 0 [pid 306] rmdir("./233" [pid 1248] close(4 [pid 1249] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1248] <... close resumed>) = 0 [pid 1248] close(5) = -1 EBADF (Bad file descriptor) [pid 1248] close(6) = 0 [pid 1248] close(7) = -1 EBADF (Bad file descriptor) [pid 1248] close(8./strace-static-x86_64: Process 1250 attached ) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1250] set_robust_list(0x555569336660, 24 [pid 1248] close(9) = -1 EBADF (Bad file descriptor) [pid 1250] <... set_robust_list resumed>) = 0 [pid 1248] close(10 [pid 1250] chdir("./230" [pid 1249] <... openat resumed>) = 4 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./234", 0777 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 232 [pid 1249] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1250] <... chdir resumed>) = 0 [pid 1248] close(11 [pid 306] <... mkdir resumed>) = 0 [pid 1250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... prctl resumed>) = 0 [pid 1249] <... openat resumed>) = 5 [pid 1248] close(12 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1250] setpgid(0, 0 [pid 1249] setns(201, 0 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... setpgid resumed>) = 0 [pid 1248] close(13 [pid 1250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1248] close(14) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1251 attached [pid 1248] close(15 [pid 1249] <... setns resumed>) = 0 [pid 1250] <... openat resumed>) = 3 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1248] close(16) = -1 EBADF (Bad file descriptor) [pid 1248] close(17 [pid 1251] set_robust_list(0x555569336660, 24 [pid 1249] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1251] <... set_robust_list resumed>) = 0 [pid 1249] <... socket resumed>) = 6 [pid 1250] write(3, "1000", 4 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] chdir("./234" [pid 1250] <... write resumed>) = 4 [pid 1249] setns(5, 0 [pid 1248] close(18 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 236 [pid 1251] <... chdir resumed>) = 0 [pid 1250] close(3 [pid 1249] <... setns resumed>) = 0 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1250] <... close resumed>) = 0 [pid 1249] close(5 [pid 1248] close(19 [pid 1251] <... prctl resumed>) = 0 [pid 1250] symlink("/dev/binderfs", "./binderfs" [pid 1249] <... close resumed>) = 0 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1251] setpgid(0, 0 [pid 1250] <... symlink resumed>) = 0 [pid 1249] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1248] close(20 [pid 1251] <... setpgid resumed>) = 0 [pid 1250] write(1, "executing program\n", 18 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... write resumed>) = 18 [pid 1248] close(21 [pid 1251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1250] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1248] close(22 [pid 1251] <... openat resumed>) = 3 [pid 1250] <... openat resumed>) = 3 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1248] close(23 [pid 1251] write(3, "1000", 4 [pid 1250] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1251] <... write resumed>) = 4 [pid 1250] <... openat resumed>) = 4 [pid 1248] close(24) = -1 EBADF (Bad file descriptor) [pid 1248] close(25 [pid 1250] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(3 [pid 1249] close(3 [pid 1251] <... close resumed>) = 0 [pid 1249] <... close resumed>) = 0 [pid 1251] symlink("/dev/binderfs", "./binderfs" [pid 1249] close(4 [pid 1251] <... symlink resumed>) = 0 [pid 1250] <... openat resumed>) = 5 [pid 1249] <... close resumed>) = 0 [pid 1248] close(26 [pid 1250] setns(201, 0 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... setns resumed>) = 0 [pid 1248] close(27 [pid 1250] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... socket resumed>) = 6 executing program [pid 1248] close(28) = -1 EBADF (Bad file descriptor) [pid 1248] close(29 [pid 1250] setns(5, 0 [pid 1248] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] write(1, "executing program\n", 18 [pid 1250] <... setns resumed>) = 0 [pid 1249] close(5 [pid 1248] exit_group(0 [pid 1251] <... write resumed>) = 18 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1250] close(5 [pid 1249] close(6 [pid 1248] <... exit_group resumed>) = ? [pid 1251] <... openat resumed>) = 3 [pid 1250] <... close resumed>) = 0 [pid 1249] <... close resumed>) = 0 [pid 1248] +++ exited with 0 +++ [pid 1250] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1249] close(7) = -1 EBADF (Bad file descriptor) [pid 1251] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1249] close(8 [pid 1251] <... openat resumed>) = 4 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1249] close(9 [pid 1251] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... openat resumed>) = 5 [pid 1250] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1249] close(10 [pid 1251] setns(201, 0 [pid 1250] close(3 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... setns resumed>) = 0 [pid 1250] <... close resumed>) = 0 [pid 1249] close(11 [pid 1251] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(4 [pid 1249] close(12 [pid 1250] <... close resumed>) = 0 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... socket resumed>) = 6 [pid 1249] close(13 [pid 1251] setns(5, 0 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(5 [pid 1249] close(14 [pid 1251] <... setns resumed>) = 0 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(6 [pid 1251] close(5 [pid 1250] <... close resumed>) = 0 [pid 1249] close(15 [pid 1250] close(7 [pid 1251] <... close resumed>) = 0 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(8) = -1 EBADF (Bad file descriptor) [pid 1249] close(16 [pid 1251] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1250] close(9 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] close(17 [pid 1250] close(10) = -1 EBADF (Bad file descriptor) [pid 1250] close(11) = -1 EBADF (Bad file descriptor) [pid 1250] close(12) = -1 EBADF (Bad file descriptor) [pid 1250] close(13) = -1 EBADF (Bad file descriptor) [pid 1250] close(14) = -1 EBADF (Bad file descriptor) [pid 1250] close(15) = -1 EBADF (Bad file descriptor) [pid 1250] close(16) = -1 EBADF (Bad file descriptor) [pid 1250] close(17) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(18 [pid 1249] close(18 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(19 [pid 1251] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] close(19) = -1 EBADF (Bad file descriptor) [pid 1249] close(20) = -1 EBADF (Bad file descriptor) [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] close(21 [pid 1250] close(20 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(3 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] close(22 [pid 1251] <... close resumed>) = 0 [pid 1250] close(21 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(22 [pid 1249] close(23 [pid 1251] close(4 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... close resumed>) = 0 [pid 1250] close(23 [pid 1249] close(24 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(5 [pid 1250] close(24 [pid 1249] close(25 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(6 [pid 1250] close(25 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(26 [pid 1249] close(26 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... close resumed>) = 0 [pid 1250] close(27 [pid 1249] close(27 [pid 1251] close(7 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(28 [pid 1249] close(28 [pid 1250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] close(29) = -1 EBADF (Bad file descriptor) [pid 1251] close(8 [pid 1250] exit_group(0 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1249] close(29 [pid 1251] close(9 [pid 1249] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] <... exit_group resumed>) = ? [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1250] +++ exited with 0 +++ [pid 1249] exit_group(0 [pid 302] umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./244/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./244/binderfs") = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1251] close(10 [pid 1249] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(11 [pid 302] getdents64(3, [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1251] close(12 [pid 302] close(3 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1251] close(13 [pid 302] rmdir("./244" [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1251] close(14 [pid 302] mkdir("./245", 0777 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1251] close(15) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1251] close(16./strace-static-x86_64: Process 1252 attached ) = -1 EBADF (Bad file descriptor) [pid 1249] +++ exited with 0 +++ [pid 1251] close(17 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1252] set_robust_list(0x555569336660, 24 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1252] <... set_robust_list resumed>) = 0 [pid 1251] close(18 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 247 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(19) = -1 EBADF (Bad file descriptor) [pid 1251] close(20 [pid 1252] chdir("./245" [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1251] close(21) = -1 EBADF (Bad file descriptor) [pid 1252] <... chdir resumed>) = 0 [pid 1251] close(22 [pid 1252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] <... prctl resumed>) = 0 [pid 1251] close(23 [pid 1252] setpgid(0, 0 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] <... setpgid resumed>) = 0 [pid 1251] close(24) = -1 EBADF (Bad file descriptor) [pid 1252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1251] close(25) = -1 EBADF (Bad file descriptor) [pid 1251] close(26) = -1 EBADF (Bad file descriptor) [pid 1251] close(27 [pid 1252] <... openat resumed>) = 3 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] write(3, "1000", 4 [pid 1251] close(28 [pid 1252] <... write resumed>) = 4 [pid 1251] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] close(3 [pid 1251] close(29) = -1 EBADF (Bad file descriptor) [pid 1252] <... close resumed>) = 0 [pid 1251] exit_group(0 [pid 1252] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1252] write(1, "executing program\n", 18 [pid 1251] <... exit_group resumed>) = ? [pid 1251] +++ exited with 0 +++ [pid 1252] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 1252] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1252] <... openat resumed>) = 3 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1252] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] umount2("./230", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1252] <... openat resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./230", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", [pid 1252] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./230/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1252] <... openat resumed>) = 5 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./230/binderfs", [pid 1252] setns(201, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./234", 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 1252] <... setns resumed>) = 0 [pid 306] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 301] unlink("./230/binderfs" [pid 1252] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 301] <... unlink resumed>) = 0 [pid 1252] <... socket resumed>) = 6 [pid 306] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1252] setns(5, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 301] getdents64(3, [pid 1252] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1252] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1252] <... close resumed>) = 0 [pid 1252] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1252] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./234/binderfs", [pid 301] close(3 [pid 306] newfstatat(AT_FDCWD, "./234/binderfs", [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1252] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./234/binderfs" [pid 301] <... close resumed>) = 0 [pid 1252] <... close resumed>) = 0 [pid 306] unlink("./234/binderfs" [pid 303] <... unlink resumed>) = 0 [pid 301] rmdir("./230" [pid 1252] close(4 [pid 306] <... unlink resumed>) = 0 [pid 1252] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 1252] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] mkdir("./231", 0777 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 303] close(3 [pid 1252] close(6 [pid 306] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1252] <... close resumed>) = 0 [pid 306] rmdir("./234" [pid 303] rmdir("./234" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1252] close(7 [pid 306] <... rmdir resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] close(8) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./235", 0777 [pid 303] mkdir("./235", 0777 [pid 1252] close(9 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1253 attached [pid 1252] close(10) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1254 attached [pid 1253] set_robust_list(0x555569336660, 24 [pid 1252] close(11) = -1 EBADF (Bad file descriptor) [pid 1254] set_robust_list(0x555569336660, 24 [pid 1253] <... set_robust_list resumed>) = 0 [pid 1252] close(12 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 237 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 233 ./strace-static-x86_64: Process 1255 attached [pid 1254] <... set_robust_list resumed>) = 0 [pid 1253] chdir("./231") = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] set_robust_list(0x555569336660, 24 [pid 1254] chdir("./235" [pid 1252] close(13 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 237 [pid 1253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1253] setpgid(0, 0) = 0 [pid 1253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1255] <... set_robust_list resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] chdir("./235" [pid 1254] <... chdir resumed>) = 0 [pid 1252] close(14 [pid 1255] <... chdir resumed>) = 0 [pid 1254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... prctl resumed>) = 0 [pid 1255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1252] close(15 [pid 1255] <... prctl resumed>) = 0 [pid 1254] setpgid(0, 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] setpgid(0, 0 [pid 1254] <... setpgid resumed>) = 0 [pid 1252] close(16executing program [pid 1253] <... openat resumed>) = 3 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... setpgid resumed>) = 0 [pid 1253] write(3, "1000", 4 [pid 1255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1253] <... write resumed>) = 4 [pid 1252] close(17 [pid 1253] close(3) = 0 [pid 1253] symlink("/dev/binderfs", "./binderfs" [pid 1254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1253] <... symlink resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... openat resumed>) = 3 [pid 1253] write(1, "executing program\n", 18) = 18 [pid 1255] write(3, "1000", 4 [pid 1254] <... openat resumed>) = 3 [pid 1253] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1252] close(18 [pid 1255] <... write resumed>) = 4 [pid 1253] <... openat resumed>) = 3 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(3 [pid 1254] write(3, "1000", 4 [pid 1253] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1252] close(19 [pid 1255] <... close resumed>) = 0 [pid 1254] <... write resumed>) = 4 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] symlink("/dev/binderfs", "./binderfs" [pid 1254] close(3 [pid 1253] <... openat resumed>) = 4 [pid 1252] close(20 [pid 1255] <... symlink resumed>) = 0 [pid 1254] <... close resumed>) = 0 executing program [pid 1253] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] write(1, "executing program\n", 18 [pid 1254] symlink("/dev/binderfs", "./binderfs" [pid 1252] close(21 [pid 1255] <... write resumed>) = 18 [pid 1254] <... symlink resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1252] close(22 [pid 1255] <... openat resumed>) = 3 [pid 1254] write(1, "executing program\n", 18executing program [pid 1253] <... openat resumed>) = 5 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1254] <... write resumed>) = 18 [pid 1253] setns(201, 0 [pid 1252] close(23 [pid 1255] <... openat resumed>) = 4 [pid 1254] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] <... setns resumed>) = 0 [pid 1252] close(24 [pid 1255] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1254] <... openat resumed>) = 3 [pid 1253] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... openat resumed>) = 5 [pid 1253] setns(5, 0) = 0 [pid 1253] close(5) = 0 [pid 1253] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1255] setns(201, 0 [pid 1254] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1252] close(25 [pid 1255] <... setns resumed>) = 0 [pid 1254] <... openat resumed>) = 4 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1254] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1253] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1252] close(26 [pid 1255] <... socket resumed>) = 6 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... openat resumed>) = 5 [pid 1252] close(27 [pid 1255] setns(5, 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] setns(201, 0 [pid 1252] close(28 [pid 1255] <... setns resumed>) = 0 [pid 1254] <... setns resumed>) = 0 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] close(3) = 0 [pid 1253] close(4 [pid 1255] close(5 [pid 1254] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1253] <... close resumed>) = 0 [pid 1252] close(29 [pid 1255] <... close resumed>) = 0 [pid 1254] <... socket resumed>) = 6 [pid 1253] close(5 [pid 1252] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] setns(5, 0 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] close(6) = 0 [pid 1252] exit_group(0 [pid 1255] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1254] <... setns resumed>) = 0 [pid 1253] close(7 [pid 1254] close(5 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] close(8) = -1 EBADF (Bad file descriptor) [pid 1253] close(9) = -1 EBADF (Bad file descriptor) [pid 1253] close(10) = -1 EBADF (Bad file descriptor) [pid 1253] close(11) = -1 EBADF (Bad file descriptor) [pid 1253] close(12) = -1 EBADF (Bad file descriptor) [pid 1253] close(13 [pid 1254] <... close resumed>) = 0 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1252] <... exit_group resumed>) = ? [pid 1253] close(14 [pid 1254] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] close(15) = -1 EBADF (Bad file descriptor) [pid 1253] close(16) = -1 EBADF (Bad file descriptor) [pid 1253] close(17) = -1 EBADF (Bad file descriptor) [pid 1253] close(18) = -1 EBADF (Bad file descriptor) [pid 1253] close(19) = -1 EBADF (Bad file descriptor) [pid 1253] close(20) = -1 EBADF (Bad file descriptor) [pid 1253] close(21) = -1 EBADF (Bad file descriptor) [pid 1253] close(22) = -1 EBADF (Bad file descriptor) [pid 1253] close(23 [pid 1252] +++ exited with 0 +++ [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1253] close(24 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] close(25 [pid 1255] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1255] close(3 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = 0 [pid 1254] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1253] close(26 [pid 1255] close(4 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(3 [pid 1253] close(27 [pid 1254] <... close resumed>) = 0 [pid 1253] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = 0 [pid 1253] close(28) = -1 EBADF (Bad file descriptor) [pid 1253] close(29) = -1 EBADF (Bad file descriptor) [pid 1254] close(4 [pid 1255] close(5 [pid 1254] <... close resumed>) = 0 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1253] exit_group(0 [pid 1255] close(6 [pid 1254] close(5 [pid 1253] <... exit_group resumed>) = ? [pid 1255] <... close resumed>) = 0 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(7 [pid 1254] close(6 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = 0 [pid 1255] close(8 [pid 1254] close(7 [pid 1253] +++ exited with 0 +++ [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(9 [pid 1254] close(8 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(10 [pid 1254] close(9 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(11 [pid 1254] close(10 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(12) = -1 EBADF (Bad file descriptor) [pid 1254] close(11 [pid 1255] close(13 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(12 [pid 1255] close(14 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(13 [pid 1255] close(15 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(14 [pid 1255] close(16) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(17 [pid 1254] close(15 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(16 [pid 1255] close(18 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(17 [pid 1255] close(19 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(20 [pid 1254] close(18 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(21 [pid 1254] close(19 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1255] close(22 [pid 1254] close(20 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(23 [pid 1254] close(21 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(24 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(22 [pid 1255] close(25 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] close(23 [pid 302] <... openat resumed>) = 3 [pid 1255] close(26 [pid 302] newfstatat(3, "", [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(27 [pid 1254] close(24 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1255] close(28 [pid 1254] close(25 [pid 302] getdents64(3, [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1255] close(29 [pid 1254] close(26 [pid 1255] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1255] exit_group(0 [pid 1254] close(27) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1255] <... exit_group resumed>) = ? [pid 1254] close(28 [pid 302] newfstatat(AT_FDCWD, "./245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./245/binderfs" [pid 1255] +++ exited with 0 +++ [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./245") = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1254] close(29 [pid 302] mkdir("./246", 0777 [pid 1254] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1254] exit_group(0) = ? [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1256 attached [pid 1254] +++ exited with 0 +++ [pid 1256] set_robust_list(0x555569336660, 24 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 248 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1256] <... set_robust_list resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1256] chdir("./246") = 0 [pid 301] umount2("./231", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./231", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1256] <... prctl resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1256] setpgid(0, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 1256] <... setpgid resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... restart_syscall resumed>) = 0 [pid 301] umount2("./231/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1256] <... openat resumed>) = 3 [pid 306] umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./231/binderfs", [pid 303] openat(AT_FDCWD, "./235", 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 303] <... openat resumed>) = 3 [pid 301] unlink("./231/binderfs" [pid 1256] write(3, "1000", 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1256] <... write resumed>) = 4 [pid 306] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(3, "", [pid 301] <... unlink resumed>) = 0 [pid 1256] close(3 [pid 306] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 1256] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 1256] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(3, "", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./231" [pid 1256] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] newfstatat(AT_FDCWD, "./235/binderfs", [pid 301] <... rmdir resumed>) = 0 [pid 306] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 executing program [pid 1256] write(1, "executing program\n", 18 [pid 306] umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1256] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./235/binderfs" [pid 301] mkdir("./232", 0777 [pid 1256] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] newfstatat(AT_FDCWD, "./235/binderfs", [pid 303] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 303] getdents64(3, [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1256] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1257 attached [pid 306] unlink("./235/binderfs" [pid 1257] set_robust_list(0x555569336660, 24 [pid 1256] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... unlink resumed>) = 0 [pid 303] close(3 [pid 1257] <... set_robust_list resumed>) = 0 [pid 1256] <... openat resumed>) = 4 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 234 [pid 303] <... close resumed>) = 0 [pid 1257] chdir("./232" [pid 306] getdents64(3, [pid 303] rmdir("./235" [pid 1257] <... chdir resumed>) = 0 [pid 1256] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... rmdir resumed>) = 0 [pid 1257] <... prctl resumed>) = 0 [pid 1256] <... openat resumed>) = 5 [pid 306] close(3 [pid 303] mkdir("./236", 0777 [pid 1257] setpgid(0, 0 [pid 1256] setns(201, 0 [pid 306] <... close resumed>) = 0 [pid 1257] <... setpgid resumed>) = 0 [pid 1256] <... setns resumed>) = 0 [pid 306] rmdir("./235" [pid 1257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... mkdir resumed>) = 0 [pid 1257] <... openat resumed>) = 3 [pid 1256] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... rmdir resumed>) = 0 [pid 1257] write(3, "1000", 4 [pid 1256] <... socket resumed>) = 6 [pid 306] mkdir("./236", 0777 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1257] <... write resumed>) = 4 [pid 1256] setns(5, 0 [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1258 attached [pid 1257] close(3 [pid 1256] <... setns resumed>) = 0 ./strace-static-x86_64: Process 1259 attached [pid 1257] <... close resumed>) = 0 [pid 1256] close(5 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 238 [pid 1259] set_robust_list(0x555569336660, 24 [pid 1258] set_robust_list(0x555569336660, 24 [pid 1257] symlink("/dev/binderfs", "./binderfs" [pid 1259] <... set_robust_list resumed>) = 0 [pid 1258] <... set_robust_list resumed>) = 0 [pid 1256] <... close resumed>) = 0 executing program [pid 1258] chdir("./236" [pid 1256] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 238 [pid 1259] chdir("./236" [pid 1258] <... chdir resumed>) = 0 [pid 1257] <... symlink resumed>) = 0 [pid 1259] <... chdir resumed>) = 0 [pid 1258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1257] write(1, "executing program\n", 18 [pid 1256] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1258] <... prctl resumed>) = 0 [pid 1257] <... write resumed>) = 18 [pid 1256] close(3 [pid 1259] <... prctl resumed>) = 0 [pid 1258] setpgid(0, 0 [pid 1257] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1256] <... close resumed>) = 0 [pid 1259] setpgid(0, 0 [pid 1258] <... setpgid resumed>) = 0 [pid 1257] <... openat resumed>) = 3 [pid 1256] close(4 [pid 1259] <... setpgid resumed>) = 0 [pid 1258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1256] <... close resumed>) = 0 [pid 1259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1257] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1259] <... openat resumed>) = 3 [pid 1258] <... openat resumed>) = 3 [pid 1256] close(5 [pid 1259] write(3, "1000", 4 [pid 1258] write(3, "1000", 4 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... write resumed>) = 4 [pid 1259] close(3 [pid 1258] <... write resumed>) = 4 [pid 1256] close(6 [pid 1259] <... close resumed>) = 0 [pid 1258] close(3 [pid 1259] symlink("/dev/binderfs", "./binderfs" [pid 1258] <... close resumed>) = 0 [pid 1256] <... close resumed>) = 0 [pid 1258] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 1259] <... symlink resumed>) = 0 [pid 1257] <... openat resumed>) = 4 [pid 1258] <... symlink resumed>) = 0 [pid 1256] close(7 [pid 1259] write(1, "executing program\n", 18 [pid 1258] write(1, "executing program\n", 18 [pid 1259] <... write resumed>) = 18 [pid 1257] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... write resumed>) = 18 [pid 1259] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1258] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1257] <... openat resumed>) = 5 [pid 1256] close(8 [pid 1259] <... openat resumed>) = 3 [pid 1258] <... openat resumed>) = 3 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1256] close(9 [pid 1259] <... openat resumed>) = 4 [pid 1258] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1257] setns(201, 0 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1258] <... openat resumed>) = 4 [pid 1257] <... setns resumed>) = 0 [pid 1256] close(10 [pid 1259] <... openat resumed>) = 5 [pid 1258] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1257] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] setns(201, 0 [pid 1257] <... socket resumed>) = 6 [pid 1259] <... setns resumed>) = 0 [pid 1258] <... openat resumed>) = 5 [pid 1257] setns(5, 0 [pid 1256] close(11 [pid 1259] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1258] setns(201, 0 [pid 1257] <... setns resumed>) = 0 [pid 1259] <... socket resumed>) = 6 [pid 1258] <... setns resumed>) = 0 [pid 1257] close(5 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] setns(5, 0 [pid 1258] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1257] <... close resumed>) = 0 [pid 1259] <... setns resumed>) = 0 [pid 1256] close(12 [pid 1259] close(5 [pid 1258] <... socket resumed>) = 6 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = 0 [pid 1258] setns(5, 0 [pid 1256] close(13 [pid 1259] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1258] <... setns resumed>) = 0 [pid 1257] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1258] close(5 [pid 1257] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1259] close(3 [pid 1256] close(14 [pid 1258] <... close resumed>) = 0 [pid 1259] <... close resumed>) = 0 [pid 1258] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1257] close(3 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(4 [pid 1257] <... close resumed>) = 0 [pid 1256] close(15 [pid 1259] <... close resumed>) = 0 [pid 1257] close(4 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(5 [pid 1258] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1257] <... close resumed>) = 0 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(3 [pid 1257] close(5 [pid 1256] close(16 [pid 1259] close(6 [pid 1258] <... close resumed>) = 0 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = 0 [pid 1258] close(4 [pid 1256] close(17 [pid 1259] close(7 [pid 1258] <... close resumed>) = 0 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(8 [pid 1258] close(5 [pid 1256] close(18 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(9 [pid 1258] close(6 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] close(19 [pid 1259] close(10 [pid 1258] <... close resumed>) = 0 [pid 1257] close(6 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(7 [pid 1257] <... close resumed>) = 0 [pid 1256] close(20 [pid 1259] close(11 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(7 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(8 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] close(21 [pid 1259] close(12 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(8 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(9 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(13 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(9 [pid 1256] close(22 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(10 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(14 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(10 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(11 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(15 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(11 [pid 1256] close(23 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(12 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(16 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(12 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(13 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(17 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(13 [pid 1256] close(24 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(14 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(18 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(14 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(15 [pid 1256] close(25 [pid 1259] close(19 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(16 [pid 1256] close(26 [pid 1259] close(20 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(21 [pid 1258] close(17 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] close(27 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(22 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(18 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] close(28 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(23 [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] close(19 [pid 1259] close(24 [pid 1256] close(29 [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] close(25 [pid 1258] close(20 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] exit_group(0 [pid 1259] close(26 [pid 1258] close(21 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1256] <... exit_group resumed>) = ? [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(15) = -1 EBADF (Bad file descriptor) [pid 1257] close(16) = -1 EBADF (Bad file descriptor) [pid 1259] close(27 [pid 1256] +++ exited with 0 +++ [pid 1258] close(22 [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(17 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1259] close(28 [pid 1258] close(23 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(18 [pid 1259] close(29 [pid 1258] close(24 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(19 [pid 1259] exit_group(0 [pid 1258] close(25 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1259] <... exit_group resumed>) = ? [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(20 [pid 1258] close(26 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(21) = -1 EBADF (Bad file descriptor) [pid 1257] close(22) = -1 EBADF (Bad file descriptor) [pid 1257] close(23) = -1 EBADF (Bad file descriptor) [pid 1259] +++ exited with 0 +++ [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(24 [pid 1258] close(27 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(25 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1258] close(28 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(26 [pid 1258] close(29 [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1257] close(27) = -1 EBADF (Bad file descriptor) [pid 1258] exit_group(0 [pid 1257] close(28 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1258] <... exit_group resumed>) = ? [pid 1257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1258] +++ exited with 0 +++ [pid 1257] close(29) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1257] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1257] <... exit_group resumed>) = ? [pid 306] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1257] +++ exited with 0 +++ [pid 306] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./236/binderfs", [pid 302] newfstatat(AT_FDCWD, "./246/binderfs", [pid 306] <... 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 306] unlink("./236/binderfs" [pid 302] unlink("./246/binderfs" [pid 306] <... unlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] getdents64(3, [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 302] close(3 [pid 306] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 306] rmdir("./236" [pid 302] rmdir("./246" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... rmdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 306] mkdir("./237", 0777 [pid 302] mkdir("./247", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 306] 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./strace-static-x86_64: Process 1260 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 249 ./strace-static-x86_64: Process 1261 attached [pid 1260] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 239 [pid 1261] set_robust_list(0x555569336660, 24 [pid 1260] <... set_robust_list resumed>) = 0 [pid 301] umount2("./232", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1261] <... set_robust_list resumed>) = 0 [pid 301] openat(AT_FDCWD, "./232", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1260] chdir("./237" [pid 301] <... openat resumed>) = 3 [pid 1260] <... chdir resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1260] <... prctl resumed>) = 0 [pid 1261] chdir("./247" [pid 301] getdents64(3, [pid 1261] <... chdir resumed>) = 0 [pid 1261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1261] setpgid(0, 0) = 0 [pid 1261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1260] setpgid(0, 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1261] <... openat resumed>) = 3 [pid 1260] <... setpgid resumed>) = 0 [pid 301] umount2("./232/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1261] write(3, "1000", 4 [pid 1260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1261] <... write resumed>) = 4 [pid 301] newfstatat(AT_FDCWD, "./232/binderfs", [pid 1261] close(3) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1261] symlink("/dev/binderfs", "./binderfs" [pid 303] <... restart_syscall resumed>) = 0 [pid 1261] <... symlink resumed>) = 0 [pid 1260] <... openat resumed>) = 3 [pid 301] unlink("./232/binderfs" [pid 1261] write(1, "executing program\n", 18) = 18 [pid 301] <... unlink resumed>) = 0 [pid 303] umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1260] write(3, "1000", 4 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1260] <... write resumed>) = 4 [pid 301] close(3 [pid 1261] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1260] close(3 [pid 303] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 1261] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1260] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 301] rmdir("./232" [pid 1261] <... openat resumed>) = 4 [pid 1260] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1261] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... rmdir resumed>) = 0 [pid 1261] <... openat resumed>) = 5 [pid 1260] <... symlink resumed>) = 0 [pid 303] getdents64(3, [pid 301] mkdir("./233", 0777 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1261] setns(201, 0executing program ) = 0 [pid 1260] write(1, "executing program\n", 18 [pid 303] umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 1261] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1260] <... write resumed>) = 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] newfstatat(AT_FDCWD, "./236/binderfs", [pid 1261] <... socket resumed>) = 6 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1261] setns(5, 0) = 0 [pid 1261] close(5) = 0 [pid 1261] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1262 attached [pid 1260] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] unlink("./236/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 235 [pid 1262] set_robust_list(0x555569336660, 24 [pid 1261] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1260] <... openat resumed>) = 3 [pid 303] <... unlink resumed>) = 0 [pid 1262] <... set_robust_list resumed>) = 0 [pid 1262] chdir("./233" [pid 1261] close(3 [pid 1260] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] getdents64(3, [pid 1261] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1262] <... chdir resumed>) = 0 [pid 1261] close(4 [pid 303] close(3 [pid 1262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1261] <... close resumed>) = 0 [pid 1260] <... openat resumed>) = 4 [pid 1262] <... prctl resumed>) = 0 [pid 1261] close(5 [pid 303] <... close resumed>) = 0 [pid 1262] setpgid(0, 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] rmdir("./236" [pid 1262] <... setpgid resumed>) = 0 [pid 1261] close(6 [pid 1262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1261] <... close resumed>) = 0 [pid 1260] <... openat resumed>) = 5 [pid 303] <... rmdir resumed>) = 0 [pid 1262] <... openat resumed>) = 3 [pid 1261] close(7 [pid 1260] setns(201, 0 [pid 303] mkdir("./237", 0777 [pid 1260] <... setns resumed>) = 0 [pid 1262] write(3, "1000", 4 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] <... write resumed>) = 4 [pid 1261] close(8 [pid 1260] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... mkdir resumed>) = 0 [pid 1262] close(3 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] <... close resumed>) = 0 [pid 1261] close(9 [pid 1260] <... socket resumed>) = 6 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] symlink("/dev/binderfs", "./binderfs" [pid 1261] close(10 [pid 1262] <... symlink resumed>) = 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] setns(5, 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1260] <... setns resumed>) = 0 [pid 1262] write(1, "executing program\n", 18 [pid 1261] close(11 [pid 1262] <... write resumed>) = 18 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1261] close(12) = -1 EBADF (Bad file descriptor) executing program ./strace-static-x86_64: Process 1263 attached [pid 1262] <... openat resumed>) = 3 [pid 1261] close(13 [pid 1260] close(5 [pid 1262] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] close(14 [pid 1260] <... close resumed>) = 0 [pid 1263] set_robust_list(0x555569336660, 24 [pid 1260] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1263] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 239 [pid 1262] <... openat resumed>) = 4 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] close(15 [pid 1262] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] chdir("./237" [pid 1262] <... openat resumed>) = 5 [pid 1261] close(16 [pid 1263] <... chdir resumed>) = 0 [pid 1260] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1262] setns(201, 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] close(3 [pid 1262] <... setns resumed>) = 0 [pid 1261] close(17 [pid 1263] setpgid(0, 0 [pid 1262] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = 0 [pid 1263] <... setpgid resumed>) = 0 [pid 1262] <... socket resumed>) = 6 [pid 1261] close(18 [pid 1260] close(4 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1262] setns(5, 0 [pid 1261] close(19 [pid 1262] <... setns resumed>) = 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = 0 [pid 1262] close(5 [pid 1261] close(20 [pid 1262] <... close resumed>) = 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] close(21 [pid 1262] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... openat resumed>) = 3 [pid 1261] close(22 [pid 1260] close(5 [pid 1263] write(3, "1000", 4 [pid 1262] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... write resumed>) = 4 [pid 1261] close(23 [pid 1260] close(6 [pid 1263] close(3 [pid 1262] close(3 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... close resumed>) = 0 [pid 1262] <... close resumed>) = 0 [pid 1261] close(24 [pid 1260] <... close resumed>) = 0 executing program [pid 1263] symlink("/dev/binderfs", "./binderfs" [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] close(7 [pid 1263] <... symlink resumed>) = 0 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] write(1, "executing program\n", 18 [pid 1260] close(8 [pid 1263] <... write resumed>) = 18 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(4 [pid 1261] close(25 [pid 1260] close(9 [pid 1263] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1262] <... close resumed>) = 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... openat resumed>) = 3 [pid 1262] close(5 [pid 1261] close(26 [pid 1260] close(10 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1262] close(6 [pid 1261] close(27 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... openat resumed>) = 4 [pid 1262] <... close resumed>) = 0 [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] close(11 [pid 1262] close(7 [pid 1261] close(28 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(8 [pid 1261] close(29 [pid 1260] close(12 [pid 1263] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... openat resumed>) = 5 [pid 1262] close(9 [pid 1261] exit_group(0 [pid 1260] close(13 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] <... exit_group resumed>) = ? [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] setns(201, 0 [pid 1262] close(10 [pid 1263] <... setns resumed>) = 0 [pid 1260] close(14 [pid 1263] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] close(15 [pid 1263] <... socket resumed>) = 6 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1261] +++ exited with 0 +++ [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] setns(5, 0 [pid 1262] close(11 [pid 1260] close(16 [pid 1263] <... setns resumed>) = 0 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(5 [pid 1262] close(12 [pid 1260] close(17 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... close resumed>) = 0 [pid 1262] close(13 [pid 1260] close(18 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1263] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(14) = -1 EBADF (Bad file descriptor) [pid 1260] close(19 [pid 1262] close(15) = -1 EBADF (Bad file descriptor) [pid 1262] close(16) = -1 EBADF (Bad file descriptor) [pid 1262] close(17) = -1 EBADF (Bad file descriptor) [pid 1262] close(18) = -1 EBADF (Bad file descriptor) [pid 1262] close(19) = -1 EBADF (Bad file descriptor) [pid 1262] close(20) = -1 EBADF (Bad file descriptor) [pid 1262] close(21) = -1 EBADF (Bad file descriptor) [pid 1262] close(22) = -1 EBADF (Bad file descriptor) [pid 1262] close(23 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1260] close(20 [pid 1263] close(3 [pid 1262] close(24 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... close resumed>) = 0 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] close(21 [pid 1263] close(4 [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(25) = -1 EBADF (Bad file descriptor) [pid 1260] close(22 [pid 1263] <... close resumed>) = 0 [pid 1262] close(26 [pid 1263] close(5 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(27 [pid 1260] close(23 [pid 1263] close(6 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] close(28 [pid 1260] close(24 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] <... close resumed>) = 0 [pid 1262] close(29 [pid 1260] close(25 [pid 1262] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(7 [pid 1260] close(26 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(8 [pid 1260] close(27 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1262] exit_group(0) = ? [pid 1263] close(9 [pid 1262] +++ exited with 0 +++ [pid 1260] close(28 [pid 302] <... restart_syscall resumed>) = 0 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(10 [pid 1260] close(29 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(11) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1263] close(12) = -1 EBADF (Bad file descriptor) [pid 1263] close(13 [pid 302] umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 1263] close(14 [pid 1260] exit_group(0 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1260] <... exit_group resumed>) = ? [pid 1263] close(15 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./247/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./247/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./247" [pid 1260] +++ exited with 0 +++ [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1263] close(16 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1263] close(17) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1263] close(18 [pid 302] mkdir("./248", 0777 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1263] close(19) = -1 EBADF (Bad file descriptor) [pid 1263] close(20) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 250 ./strace-static-x86_64: Process 1264 attached [pid 1263] close(21) = -1 EBADF (Bad file descriptor) [pid 1264] set_robust_list(0x555569336660, 24 [pid 1263] close(22 [pid 1264] <... set_robust_list resumed>) = 0 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] chdir("./248" [pid 1263] close(23) = -1 EBADF (Bad file descriptor) [pid 1264] <... chdir resumed>) = 0 [pid 1263] close(24 [pid 1264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] <... prctl resumed>) = 0 [pid 1263] close(25 [pid 1264] setpgid(0, 0 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] <... setpgid resumed>) = 0 [pid 1263] close(26 [pid 1264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1263] close(27) = -1 EBADF (Bad file descriptor) [pid 1264] <... openat resumed>) = 3 [pid 1263] close(28 [pid 1264] write(3, "1000", 4) = 4 [pid 1264] close(3) = 0 [pid 1264] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1264] write(1, "executing program\n", 18 [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./233", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1263] close(29executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1263] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./233", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1263] exit_group(0 [pid 1264] <... write resumed>) = 18 [pid 1263] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 1264] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1264] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1264] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1264] setns(201, 0) = 0 [pid 1263] +++ exited with 0 +++ [pid 301] newfstatat(3, "", [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1264] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 301] getdents64(3, [pid 1264] setns(5, 0) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1264] close(5) = 0 [pid 301] umount2("./233/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1264] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./233/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] unlink("./233/binderfs" [pid 1264] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1264] close(3) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1264] close(4) = 0 [pid 303] umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1264] close(5) = -1 EBADF (Bad file descriptor) [pid 1264] close(6) = 0 [pid 1264] close(7) = -1 EBADF (Bad file descriptor) [pid 1264] close(8) = -1 EBADF (Bad file descriptor) [pid 1264] close(9) = -1 EBADF (Bad file descriptor) [pid 1264] close(10 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] close(3 [pid 303] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] close(11) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 301] rmdir("./233" [pid 1264] close(12 [pid 306] umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 1264] close(13 [pid 306] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] mkdir("./234", 0777 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 303] umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 1264] close(14 [pid 306] newfstatat(3, "", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] newfstatat(AT_FDCWD, "./237/binderfs", ./strace-static-x86_64: Process 1265 attached [pid 1264] close(15 [pid 1265] set_robust_list(0x555569336660, 24 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1265] <... set_robust_list resumed>) = 0 [pid 1264] close(16 [pid 303] unlink("./237/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 236 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1265] chdir("./234" [pid 1264] close(17 [pid 303] <... unlink resumed>) = 0 [pid 306] umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] close(18) = -1 EBADF (Bad file descriptor) [pid 1264] close(19 [pid 1265] <... chdir resumed>) = 0 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] getdents64(3, [pid 1265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1264] close(20 [pid 306] newfstatat(AT_FDCWD, "./237/binderfs", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1265] <... prctl resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1265] setpgid(0, 0 [pid 303] close(3 [pid 1265] <... setpgid resumed>) = 0 [pid 306] unlink("./237/binderfs" [pid 303] <... close resumed>) = 0 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1264] close(21 [pid 303] rmdir("./237" [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1264] close(22) = -1 EBADF (Bad file descriptor) [pid 1264] close(23) = -1 EBADF (Bad file descriptor) [pid 1264] close(24) = -1 EBADF (Bad file descriptor) [pid 1264] close(25) = -1 EBADF (Bad file descriptor) [pid 1264] close(26) = -1 EBADF (Bad file descriptor) [pid 1264] close(27) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1264] close(28 [pid 1265] <... openat resumed>) = 3 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] mkdir("./238", 0777 [pid 1265] write(3, "1000", 4 [pid 1264] close(29 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] <... write resumed>) = 4 [pid 303] <... mkdir resumed>) = 0 [pid 1265] close(3 [pid 1264] exit_group(0 [pid 306] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1265] <... close resumed>) = 0 [pid 1264] <... exit_group resumed>) = ? [pid 306] <... close resumed>) = 0 ./strace-static-x86_64: Process 1266 attached [pid 1265] symlink("/dev/binderfs", "./binderfs" [pid 1264] +++ exited with 0 +++ [pid 1266] set_robust_list(0x555569336660, 24 [pid 306] rmdir("./237" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1266] <... set_robust_list resumed>) = 0 [pid 1265] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 240 [pid 1266] chdir("./238" [pid 1265] write(1, "executing program\n", 18executing program [pid 1266] <... chdir resumed>) = 0 [pid 1265] <... write resumed>) = 18 [pid 306] mkdir("./238", 0777 [pid 1266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1265] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... mkdir resumed>) = 0 [pid 1266] setpgid(0, 0 [pid 1265] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1266] <... setpgid resumed>) = 0 [pid 1265] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1265] <... openat resumed>) = 4 [pid 1265] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1265] setns(201, 0) = 0 [pid 1265] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM./strace-static-x86_64: Process 1267 attached [pid 1266] <... openat resumed>) = 3 [pid 1265] <... socket resumed>) = 6 [pid 1266] write(3, "1000", 4 [pid 1267] set_robust_list(0x555569336660, 24 [pid 1266] <... write resumed>) = 4 [pid 1265] setns(5, 0 [pid 1267] <... set_robust_list resumed>) = 0 [pid 1266] close(3 [pid 1265] <... setns resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 240 [pid 1267] chdir("./238" [pid 1266] <... close resumed>) = 0 [pid 1266] symlink("/dev/binderfs", "./binderfs" [pid 1267] <... chdir resumed>) = 0 [pid 1265] close(5 [pid 1267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1266] <... symlink resumed>) = 0 [pid 1265] <... close resumed>) = 0 [pid 1267] <... prctl resumed>) = 0 executing program [pid 1266] write(1, "executing program\n", 18 [pid 1265] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1267] setpgid(0, 0 [pid 1266] <... write resumed>) = 18 [pid 1266] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1267] <... setpgid resumed>) = 0 [pid 1265] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1266] <... openat resumed>) = 3 [pid 1266] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1265] close(3 [pid 1267] <... openat resumed>) = 3 [pid 1266] <... openat resumed>) = 4 [pid 1265] <... close resumed>) = 0 [pid 1267] write(3, "1000", 4 [pid 1265] close(4 [pid 1267] <... write resumed>) = 4 [pid 1265] <... close resumed>) = 0 [pid 1266] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1267] close(3 [pid 1265] close(5 [pid 1267] <... close resumed>) = 0 [pid 1266] <... openat resumed>) = 5 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] symlink("/dev/binderfs", "./binderfs" [pid 1265] close(6 [pid 1267] <... symlink resumed>) = 0 [pid 1266] setns(201, 0 [pid 1265] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1266] <... setns resumed>) = 0 executing program [pid 1267] write(1, "executing program\n", 18 [pid 1266] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1265] close(7 [pid 1267] <... write resumed>) = 18 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(8 [pid 1266] <... socket resumed>) = 6 [pid 1267] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1267] <... openat resumed>) = 3 [pid 1266] setns(5, 0 [pid 1265] close(9 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1266] <... setns resumed>) = 0 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(5 [pid 1267] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1266] <... close resumed>) = 0 [pid 1265] close(10 [pid 302] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1267] <... openat resumed>) = 4 [pid 1266] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1265] close(11 [pid 1267] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1267] <... openat resumed>) = 5 [pid 1265] close(12 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] setns(201, 0 [pid 1265] close(13 [pid 302] getdents64(3, [pid 1267] <... setns resumed>) = 0 [pid 1266] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1266] close(3 [pid 1265] close(14 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1267] <... socket resumed>) = 6 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1267] setns(5, 0 [pid 1265] close(15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1267] <... setns resumed>) = 0 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./248/binderfs", [pid 1267] close(5 [pid 1266] <... close resumed>) = 0 [pid 1265] close(16 [pid 1267] <... close resumed>) = 0 [pid 1266] close(4 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1266] <... close resumed>) = 0 [pid 1267] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1266] close(5 [pid 1265] close(17 [pid 302] unlink("./248/binderfs" [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(6 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1267] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1266] <... close resumed>) = 0 [pid 1265] close(18 [pid 302] getdents64(3, [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1267] close(3 [pid 1265] close(19 [pid 302] close(3 [pid 1267] <... close resumed>) = 0 [pid 1266] close(7 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1267] close(4 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(20 [pid 302] rmdir("./248" [pid 1267] <... close resumed>) = 0 [pid 1266] close(8 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1267] close(5 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(21 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(9 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./249", 0777 [pid 1267] close(6 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(22 [pid 302] <... mkdir resumed>) = 0 [pid 1267] <... close resumed>) = 0 [pid 1266] close(10 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(11 [pid 1265] close(23 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] close(7 [pid 1266] close(12 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(24./strace-static-x86_64: Process 1268 attached [pid 1267] close(8 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(25) = -1 EBADF (Bad file descriptor) [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(26 [pid 1267] close(9 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] close(10 [pid 1265] close(27 [pid 1268] set_robust_list(0x555569336660, 24 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 251 [pid 1268] <... set_robust_list resumed>) = 0 [pid 1267] close(11 [pid 1266] close(13 [pid 1265] close(28 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] chdir("./249" [pid 1267] close(12 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] close(29 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(14 [pid 1265] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] <... chdir resumed>) = 0 [pid 1267] close(13 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] exit_group(0 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(15 [pid 1267] close(14 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1265] <... exit_group resumed>) = ? [pid 1268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(16 [pid 1265] +++ exited with 0 +++ [pid 1267] close(15) = -1 EBADF (Bad file descriptor) [pid 1267] close(16) = -1 EBADF (Bad file descriptor) [pid 1267] close(17) = -1 EBADF (Bad file descriptor) [pid 1268] <... prctl resumed>) = 0 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1268] setpgid(0, 0 [pid 1266] close(17 [pid 1268] <... setpgid resumed>) = 0 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] close(18) = -1 EBADF (Bad file descriptor) [pid 1267] close(19) = -1 EBADF (Bad file descriptor) [pid 1266] close(18 [pid 1267] close(20 [pid 1268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./234", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1267] close(21) = -1 EBADF (Bad file descriptor) [pid 1267] close(22 [pid 1268] <... openat resumed>) = 3 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] close(23 [pid 1266] close(19 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1268] write(3, "1000", 4 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1267] close(24 [pid 301] openat(AT_FDCWD, "./234", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1266] close(20 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1266] close(21 [pid 301] newfstatat(3, "", [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1266] close(22 [pid 1268] <... write resumed>) = 4 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1268] close(3 [pid 1266] close(23 [pid 1268] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] symlink("/dev/binderfs", "./binderfs" [pid 1267] close(25 [pid 1266] close(24 [pid 301] umount2("./234/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1268] <... symlink resumed>) = 0 executing program [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] write(1, "executing program\n", 18 [pid 1267] close(26 [pid 1266] close(25 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1268] <... write resumed>) = 18 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1267] close(27 [pid 1268] <... openat resumed>) = 3 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(26 [pid 301] newfstatat(AT_FDCWD, "./234/binderfs", [pid 1268] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1267] close(28 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] <... openat resumed>) = 4 [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(27 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1268] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1267] close(29 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./234/binderfs" [pid 1267] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] close(28 [pid 1268] <... openat resumed>) = 5 [pid 1267] exit_group(0 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1267] <... exit_group resumed>) = ? [pid 1266] close(29 [pid 301] getdents64(3, [pid 1267] +++ exited with 0 +++ [pid 1268] setns(201, 0) = 0 [pid 1268] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1268] setns(5, 0) = 0 [pid 1268] close(5) = 0 [pid 1268] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1268] close(3) = 0 [pid 1268] close(4) = 0 [pid 1268] close(5) = -1 EBADF (Bad file descriptor) [pid 1268] close(6) = 0 [pid 1268] close(7) = -1 EBADF (Bad file descriptor) [pid 1268] close(8) = -1 EBADF (Bad file descriptor) [pid 1268] close(9 [pid 1266] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] close(10 [pid 1266] exit_group(0 [pid 301] close(3 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] <... exit_group resumed>) = ? [pid 1268] close(11 [pid 301] <... close resumed>) = 0 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] close(12 [pid 301] rmdir("./234" [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1268] close(13 [pid 301] mkdir("./235", 0777 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1266] +++ exited with 0 +++ [pid 1268] close(14 [pid 301] <... mkdir resumed>) = 0 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, 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 303] restart_syscall(<... resuming interrupted clone ...> [pid 1268] close(15) = -1 EBADF (Bad file descriptor) [pid 1268] close(16./strace-static-x86_64: Process 1269 attached ) = -1 EBADF (Bad file descriptor) [pid 1269] set_robust_list(0x555569336660, 24 [pid 1268] close(17 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 237 [pid 1269] <... set_robust_list resumed>) = 0 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] close(18 [pid 1269] chdir("./235" [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... chdir resumed>) = 0 [pid 1268] close(19 [pid 303] umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1269] <... prctl resumed>) = 0 [pid 1268] close(20 [pid 1269] setpgid(0, 0 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1269] <... setpgid resumed>) = 0 [pid 1268] close(21 [pid 1269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1268] close(22 [pid 1269] <... openat resumed>) = 3 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1269] write(3, "1000", 4 [pid 1268] close(23 [pid 1269] <... write resumed>) = 4 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1269] close(3 [pid 303] getdents64(3, [pid 1269] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1269] symlink("/dev/binderfs", "./binderfs" [pid 303] umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1269] <... symlink resumed>) = 0 [pid 1268] close(24executing program [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1269] write(1, "executing program\n", 18 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./238/binderfs", [pid 1269] <... write resumed>) = 18 [pid 1268] close(25 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1269] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] unlink("./238/binderfs" [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1268] close(26 [pid 303] <... unlink resumed>) = 0 [pid 1269] <... openat resumed>) = 3 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1269] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1268] close(27 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1269] <... openat resumed>) = 4 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1268] close(28) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1269] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1268] close(29 [pid 303] rmdir("./238" [pid 1269] <... openat resumed>) = 5 [pid 1268] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] setns(201, 0 [pid 1268] exit_group(0 [pid 303] <... rmdir resumed>) = 0 [pid 1269] <... setns resumed>) = 0 [pid 1269] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] mkdir("./239", 0777 [pid 1269] <... socket resumed>) = 6 [pid 1268] <... exit_group resumed>) = ? [pid 303] <... mkdir resumed>) = 0 [pid 1269] setns(5, 0 [pid 1268] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1269] <... setns resumed>) = 0 [pid 306] umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1270 attached [pid 1269] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1270] set_robust_list(0x555569336660, 24 [pid 306] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1270] <... set_robust_list resumed>) = 0 [pid 1269] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 241 [pid 306] <... openat resumed>) = 3 [pid 1269] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] newfstatat(3, "", [pid 1270] chdir("./239" [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1270] <... chdir resumed>) = 0 [pid 306] getdents64(3, [pid 1270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1270] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1269] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] newfstatat(AT_FDCWD, "./238/binderfs", [pid 1269] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1269] <... close resumed>) = 0 [pid 306] unlink("./238/binderfs" [pid 1269] close(4 [pid 1270] <... setpgid resumed>) = 0 [pid 1269] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1269] close(5 [pid 306] getdents64(3, [pid 1270] <... openat resumed>) = 3 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1269] close(6 [pid 306] close(3 [pid 1270] write(3, "1000", 4 [pid 1269] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1270] <... write resumed>) = 4 [pid 1270] close(3 [pid 1269] close(7 [pid 306] rmdir("./238" [pid 1270] <... close resumed>) = 0 [pid 1270] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1270] write(1, "executing program\n", 18) = 18 [pid 1270] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1269] close(8 [pid 1270] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 302] <... restart_syscall resumed>) = 0 [pid 1270] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 302] umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1270] setns(201, 0 [pid 302] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1270] <... setns resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1270] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] newfstatat(3, "", [pid 1270] <... socket resumed>) = 6 [pid 1270] setns(5, 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1270] <... setns resumed>) = 0 [pid 302] getdents64(3, [pid 1270] close(5 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./239", 0777 [pid 1269] close(9 [pid 1270] <... close resumed>) = 0 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1270] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1269] close(10 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(11 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1270] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1269] close(12 [pid 302] newfstatat(AT_FDCWD, "./249/binderfs", [pid 1270] close(3 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1269] close(13) = -1 EBADF (Bad file descriptor) [pid 1269] close(14 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 241 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(15./strace-static-x86_64: Process 1271 attached ) = -1 EBADF (Bad file descriptor) [pid 1270] <... close resumed>) = 0 [pid 302] unlink("./249/binderfs" [pid 1270] close(4 [pid 302] <... unlink resumed>) = 0 [pid 1271] set_robust_list(0x555569336660, 24 [pid 1270] <... close resumed>) = 0 [pid 1269] close(16 [pid 302] getdents64(3, [pid 1271] <... set_robust_list resumed>) = 0 [pid 1270] close(5 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(17) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1269] close(18 [pid 1270] close(6 [pid 1271] chdir("./239" [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] <... chdir resumed>) = 0 [pid 1270] <... close resumed>) = 0 [pid 1269] close(19 [pid 1271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] <... prctl resumed>) = 0 [pid 1269] close(20) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./249" [pid 1271] setpgid(0, 0 [pid 1270] close(7 [pid 1269] close(21 [pid 1271] <... setpgid resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./250", 0777 [pid 1271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1270] close(8 [pid 1269] close(22 [pid 302] <... mkdir resumed>) = 0 [pid 1271] <... openat resumed>) = 3 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1270] close(9 [pid 1269] close(23 [pid 1271] write(3, "1000", 4./strace-static-x86_64: Process 1272 attached ) = 4 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(3 [pid 1270] close(10 [pid 1272] set_robust_list(0x555569336660, 24 [pid 1269] close(24 [pid 1272] <... set_robust_list resumed>) = 0 [pid 1271] <... close resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] chdir("./250" [pid 1271] symlink("/dev/binderfs", "./binderfs" [pid 1270] close(11 [pid 1269] close(25 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 252 [pid 1272] <... chdir resumed>) = 0 [pid 1271] <... symlink resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1270] close(12executing program [pid 1269] close(26 [pid 1272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1271] write(1, "executing program\n", 18 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... prctl resumed>) = 0 [pid 1271] <... write resumed>) = 18 [pid 1270] close(13 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] setpgid(0, 0 [pid 1271] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(27 [pid 1272] <... setpgid resumed>) = 0 [pid 1271] <... openat resumed>) = 3 [pid 1270] close(14 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1271] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(28 [pid 1272] <... openat resumed>) = 3 [pid 1271] <... openat resumed>) = 4 [pid 1270] close(15 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] write(3, "1000", 4 [pid 1271] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1269] close(29 [pid 1272] <... write resumed>) = 4 [pid 1271] <... openat resumed>) = 5 [pid 1270] close(16) = -1 EBADF (Bad file descriptor) [pid 1272] close(3 [pid 1271] setns(201, 0 [pid 1270] close(17 [pid 1271] <... setns resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = 0 [pid 1271] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1270] close(18 [pid 1269] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] symlink("/dev/binderfs", "./binderfs" [pid 1271] <... socket resumed>) = 6 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... symlink resumed>) = 0 [pid 1271] setns(5, 0 [pid 1270] close(19 [pid 1269] exit_group(0 [pid 1271] <... setns resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] write(1, "executing program\n", 18 [pid 1271] close(5executing program [pid 1270] close(20 [pid 1269] <... exit_group resumed>) = ? [pid 1272] <... write resumed>) = 18 [pid 1271] <... close resumed>) = 0 [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1270] close(21 [pid 1271] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1270] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1270] close(22) = -1 EBADF (Bad file descriptor) [pid 1270] close(23) = -1 EBADF (Bad file descriptor) [pid 1270] close(24) = -1 EBADF (Bad file descriptor) [pid 1270] close(25) = -1 EBADF (Bad file descriptor) [pid 1270] close(26) = -1 EBADF (Bad file descriptor) [pid 1270] close(27) = -1 EBADF (Bad file descriptor) [pid 1270] close(28) = -1 EBADF (Bad file descriptor) [pid 1270] close(29) = -1 EBADF (Bad file descriptor) [pid 1270] exit_group(0) = ? [pid 1269] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1271] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1272] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1271] close(3 [pid 1272] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1271] <... close resumed>) = 0 [pid 1272] <... openat resumed>) = 4 [pid 1271] close(4 [pid 1270] +++ exited with 0 +++ [pid 1272] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1271] <... close resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1271] close(5) = -1 EBADF (Bad file descriptor) [pid 1272] <... openat resumed>) = 5 [pid 1271] close(6 [pid 1272] setns(201, 0 [pid 1271] <... close resumed>) = 0 [pid 1272] <... setns resumed>) = 0 [pid 1271] close(7 [pid 1272] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... socket resumed>) = 6 [pid 1271] close(8 [pid 1272] setns(5, 0 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... setns resumed>) = 0 [pid 1271] close(9 [pid 1272] close(5 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = 0 [pid 1271] close(10 [pid 1272] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(11 [pid 1272] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1272] close(3 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(12) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = 0 [pid 1271] close(13) = -1 EBADF (Bad file descriptor) [pid 1272] close(4 [pid 1271] close(14) = -1 EBADF (Bad file descriptor) [pid 1271] close(15) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = 0 [pid 1271] close(16 [pid 1272] close(5 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(17) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(18 [pid 1272] close(6 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(19 [pid 1272] <... close resumed>) = 0 [pid 1272] close(7 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(20) = -1 EBADF (Bad file descriptor) [pid 1272] close(8 [pid 1271] close(21 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] close(9 [pid 1271] close(22) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(23 [pid 1272] close(10 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(24 [pid 1272] close(11 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(25 [pid 1272] close(12 [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(26 [pid 1272] close(13) = -1 EBADF (Bad file descriptor) [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1272] close(14 [pid 1271] close(27 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] close(28 [pid 1272] close(15) = -1 EBADF (Bad file descriptor) [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] close(16 [pid 1271] close(29 [pid 301] umount2("./235", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1271] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./235", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1272] close(17 [pid 303] umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1271] exit_group(0 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] close(18 [pid 303] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(3, "", [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1271] <... exit_group resumed>) = ? [pid 303] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1272] close(19 [pid 303] newfstatat(3, "", [pid 301] getdents64(3, [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 301] umount2("./235/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(AT_FDCWD, "./235/binderfs", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] newfstatat(AT_FDCWD, "./239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./235/binderfs" [pid 1272] close(20 [pid 1271] +++ exited with 0 +++ [pid 303] unlink("./239/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... unlink resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1272] close(21 [pid 301] getdents64(3, [pid 303] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1272] close(22 [pid 303] close(3 [pid 301] <... close resumed>) = 0 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1272] close(23) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./239" [pid 301] rmdir("./235" [pid 1272] close(24 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1272] close(25 [pid 303] mkdir("./240", 0777 [pid 301] mkdir("./236", 0777 [pid 1272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1272] close(26) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1272] close(27) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1273 attached [pid 1272] close(28) = -1 EBADF (Bad file descriptor) [pid 1272] close(29./strace-static-x86_64: Process 1274 attached ) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 238 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 242 [pid 1274] set_robust_list(0x555569336660, 24) = 0 [pid 1274] chdir("./240" [pid 1273] set_robust_list(0x555569336660, 24 [pid 1272] exit_group(0 [pid 1273] <... set_robust_list resumed>) = 0 [pid 1272] <... exit_group resumed>) = ? [pid 1274] <... chdir resumed>) = 0 [pid 1273] chdir("./236" [pid 1272] +++ exited with 0 +++ [pid 1274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1274] setpgid(0, 0) = 0 [pid 1273] <... chdir resumed>) = 0 [pid 1273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1273] setpgid(0, 0) = 0 [pid 1273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1273] <... openat resumed>) = 3 [pid 302] umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1273] write(3, "1000", 4 [pid 1274] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1273] <... write resumed>) = 4 [pid 1274] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1274] <... write resumed>) = 4 [pid 1273] close(3) = 0 [pid 302] <... openat resumed>) = 3 [pid 1273] symlink("/dev/binderfs", "./binderfs" [pid 1274] close(3 [pid 302] newfstatat(3, "", [pid 1274] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1274] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3, executing program executing program [pid 1274] <... symlink resumed>) = 0 [pid 1273] <... symlink resumed>) = 0 [pid 1274] write(1, "executing program\n", 18 [pid 1273] write(1, "executing program\n", 18 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1273] <... write resumed>) = 18 [pid 1274] <... write resumed>) = 18 [pid 1273] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1274] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1273] <... openat resumed>) = 3 [pid 1274] <... openat resumed>) = 3 [pid 1273] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1273] <... openat resumed>) = 4 [pid 1274] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] newfstatat(AT_FDCWD, "./250/binderfs", [pid 1273] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1273] <... openat resumed>) = 5 [pid 1274] <... openat resumed>) = 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] unlink("./250/binderfs" [pid 1274] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1273] setns(201, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1273] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1273] setns(5, 0) = 0 [pid 1274] <... openat resumed>) = 5 [pid 1273] close(5 [pid 302] getdents64(3, [pid 1274] setns(201, 0 [pid 1273] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1274] <... setns resumed>) = 0 [pid 302] close(3 [pid 1274] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1273] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 1274] <... socket resumed>) = 6 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./250" [pid 306] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./239/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1274] setns(5, 0 [pid 306] unlink("./239/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1274] <... setns resumed>) = 0 [pid 1274] close(5 [pid 306] getdents64(3, [pid 1273] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] mkdir("./251", 0777 [pid 1274] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 1274] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1273] close(3 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./239") = 0 [pid 306] mkdir("./240", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1273] <... close resumed>) = 0 [pid 1273] close(4 [pid 1274] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1273] <... close resumed>) = 0 ./strace-static-x86_64: Process 1275 attached [pid 1275] set_robust_list(0x555569336660, 24) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 242 [pid 1275] chdir("./240") = 0 [pid 1275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1275] setpgid(0, 0) = 0 [pid 1275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1273] close(5) = -1 EBADF (Bad file descriptor) [pid 1275] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1276 attached [pid 1273] close(6 [pid 1275] write(3, "1000", 4) = 4 [pid 1275] close(3) = 0 [pid 1275] symlink("/dev/binderfs", "./binderfs" [pid 1273] <... close resumed>) = 0 [pid 1275] <... symlink resumed>) = 0 [pid 1274] close(3 [pid 1273] close(7 [pid 1276] set_robust_list(0x555569336660, 24 [pid 1274] <... close resumed>) = 0 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1274] close(4 [pid 1273] close(8 [pid 1275] write(1, "executing program\n", 18 [pid 1274] <... close resumed>) = 0 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] <... write resumed>) = 18 [pid 1274] close(5 [pid 1273] close(9 [pid 1276] <... set_robust_list resumed>) = 0 [pid 1275] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] chdir("./251" [pid 1275] <... openat resumed>) = 3 [pid 1274] close(6 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] <... chdir resumed>) = 0 [pid 1275] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1275] <... openat resumed>) = 4 [pid 1274] <... close resumed>) = 0 [pid 1273] close(10 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 253 [pid 1276] <... prctl resumed>) = 0 [pid 1275] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] setpgid(0, 0 [pid 1274] close(7 [pid 1273] close(11 [pid 1276] <... setpgid resumed>) = 0 [pid 1276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1275] <... openat resumed>) = 5 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] setns(201, 0 [pid 1276] <... openat resumed>) = 3 [pid 1275] <... setns resumed>) = 0 [pid 1276] write(3, "1000", 4 [pid 1273] close(12 [pid 1276] <... write resumed>) = 4 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(3 [pid 1273] close(13 [pid 1276] <... close resumed>) = 0 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] symlink("/dev/binderfs", "./binderfs" [pid 1275] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1273] close(14 [pid 1275] setns(5, 0) = 0 [pid 1275] close(5 [pid 1276] <... symlink resumed>) = 0 [pid 1275] <... close resumed>) = 0 [pid 1274] close(8 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1276] write(1, "executing program\n", 18 [pid 1275] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] close(15 [pid 1276] <... write resumed>) = 18 [pid 1275] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1274] close(9 [pid 1273] close(16 [pid 1276] <... openat resumed>) = 3 [pid 1275] close(3 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] <... close resumed>) = 0 [pid 1275] close(4 [pid 1273] close(17 [pid 1276] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1275] <... close resumed>) = 0 [pid 1274] close(10 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] close(5) = -1 EBADF (Bad file descriptor) [pid 1273] close(18 [pid 1275] close(6 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] close(19 [pid 1274] close(11 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] close(20 [pid 1274] close(12 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] <... openat resumed>) = 4 [pid 1275] <... close resumed>) = 0 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] close(21 [pid 1275] close(7 [pid 1274] close(13 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] close(8 [pid 1273] close(22 [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] <... openat resumed>) = 5 [pid 1275] close(9) = -1 EBADF (Bad file descriptor) [pid 1275] close(10) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] setns(201, 0 [pid 1275] close(11 [pid 1274] close(14 [pid 1273] close(23 [pid 1276] <... setns resumed>) = 0 [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1275] close(12) = -1 EBADF (Bad file descriptor) [pid 1275] close(13) = -1 EBADF (Bad file descriptor) [pid 1273] close(24 [pid 1276] <... socket resumed>) = 6 [pid 1275] close(14 [pid 1274] close(15 [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] setns(5, 0 [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] close(25 [pid 1276] <... setns resumed>) = 0 [pid 1275] close(15 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(5 [pid 1275] close(16 [pid 1274] close(16 [pid 1273] close(26 [pid 1276] <... close resumed>) = 0 [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] close(17 [pid 1276] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] close(17 [pid 1273] close(27 [pid 1275] close(18) = -1 EBADF (Bad file descriptor) [pid 1275] close(19) = -1 EBADF (Bad file descriptor) [pid 1275] close(20) = -1 EBADF (Bad file descriptor) [pid 1275] close(21) = -1 EBADF (Bad file descriptor) [pid 1275] close(22) = -1 EBADF (Bad file descriptor) [pid 1275] close(23) = -1 EBADF (Bad file descriptor) [pid 1275] close(24) = -1 EBADF (Bad file descriptor) [pid 1275] close(25) = -1 EBADF (Bad file descriptor) [pid 1275] close(26) = -1 EBADF (Bad file descriptor) [pid 1275] close(27) = -1 EBADF (Bad file descriptor) [pid 1275] close(28) = -1 EBADF (Bad file descriptor) [pid 1275] close(29) = -1 EBADF (Bad file descriptor) [pid 1275] exit_group(0 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1275] <... exit_group resumed>) = ? [pid 1274] close(18 [pid 1273] close(28 [pid 1276] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(3 [pid 1274] close(19 [pid 1273] close(29 [pid 1276] <... close resumed>) = 0 [pid 1275] +++ exited with 0 +++ [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(4 [pid 1274] close(20 [pid 1273] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1276] <... close resumed>) = 0 [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] <... exit_group resumed>) = ? [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1276] close(5 [pid 1274] close(21 [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(6 [pid 1274] close(22) = -1 EBADF (Bad file descriptor) [pid 1276] <... close resumed>) = 0 [pid 1274] close(23) = -1 EBADF (Bad file descriptor) [pid 1274] close(24) = -1 EBADF (Bad file descriptor) [pid 1276] close(7 [pid 1274] close(25 [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1273] +++ exited with 0 +++ [pid 1276] close(8 [pid 1274] close(26 [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(9 [pid 1274] close(27 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1276] close(10 [pid 1274] close(28 [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(11 [pid 1274] close(29 [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(12 [pid 1274] exit_group(0) = ? [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(13) = -1 EBADF (Bad file descriptor) [pid 1276] close(14) = -1 EBADF (Bad file descriptor) [pid 1276] close(15) = -1 EBADF (Bad file descriptor) [pid 1276] close(16) = -1 EBADF (Bad file descriptor) [pid 1276] close(17 [pid 1274] +++ exited with 0 +++ [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1276] close(18 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1276] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1276] close(19) = -1 EBADF (Bad file descriptor) [pid 1276] close(20) = -1 EBADF (Bad file descriptor) [pid 1276] close(21) = -1 EBADF (Bad file descriptor) [pid 1276] close(22) = -1 EBADF (Bad file descriptor) [pid 1276] close(23) = -1 EBADF (Bad file descriptor) [pid 1276] close(24) = -1 EBADF (Bad file descriptor) [pid 1276] close(25) = -1 EBADF (Bad file descriptor) [pid 1276] close(26) = -1 EBADF (Bad file descriptor) [pid 1276] close(27) = -1 EBADF (Bad file descriptor) [pid 1276] close(28) = -1 EBADF (Bad file descriptor) [pid 1276] close(29) = -1 EBADF (Bad file descriptor) [pid 1276] exit_group(0) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] umount2("./236", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] umount2("./240", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./236", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1276] +++ exited with 0 +++ [pid 303] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... openat resumed>) = 3 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./236/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./240/binderfs", [pid 301] newfstatat(AT_FDCWD, "./236/binderfs", [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./240/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... unlink resumed>) = 0 [pid 301] unlink("./236/binderfs" [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./240") = 0 [pid 301] <... unlink resumed>) = 0 [pid 303] mkdir("./241", 0777 [pid 301] getdents64(3, [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./236" [pid 306] umount2("./240", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./237", 0777 [pid 306] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1277 attached [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 243 [pid 1277] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 1278 attached [pid 306] getdents64(3, [pid 1278] set_robust_list(0x555569336660, 24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 239 [pid 1278] <... set_robust_list resumed>) = 0 [pid 1277] <... set_robust_list resumed>) = 0 [pid 306] umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1278] chdir("./237" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1277] chdir("./241" [pid 302] <... restart_syscall resumed>) = 0 [pid 1277] <... chdir resumed>) = 0 [pid 1277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1278] <... chdir resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./240/binderfs", [pid 1278] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1277] <... prctl resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1278] <... prctl resumed>) = 0 [pid 306] unlink("./240/binderfs" [pid 1278] setpgid(0, 0 [pid 1277] setpgid(0, 0 [pid 306] <... unlink resumed>) = 0 [pid 302] umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1278] <... setpgid resumed>) = 0 [pid 1278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] getdents64(3, [pid 1277] <... setpgid resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1278] <... openat resumed>) = 3 [pid 1277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1278] write(3, "1000", 4 [pid 306] close(3 [pid 302] <... openat resumed>) = 3 [pid 1278] <... write resumed>) = 4 [pid 306] <... close resumed>) = 0 [pid 1278] close(3 [pid 306] rmdir("./240" [pid 1278] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1278] symlink("/dev/binderfs", "./binderfs" [pid 1277] <... openat resumed>) = 3 [pid 1278] <... symlink resumed>) = 0 [pid 306] mkdir("./241", 0777 [pid 302] newfstatat(3, "", [pid 1277] write(3, "1000", 4 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1277] <... write resumed>) = 4 executing program [pid 1278] write(1, "executing program\n", 18 [pid 1277] close(3 [pid 306] <... mkdir resumed>) = 0 [pid 302] getdents64(3, [pid 1278] <... write resumed>) = 18 [pid 1277] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1278] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1277] symlink("/dev/binderfs", "./binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1278] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1279 attached [pid 1278] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1277] <... symlink resumed>) = 0 [pid 302] umount2("./251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW executing program [pid 1277] write(1, "executing program\n", 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1278] <... openat resumed>) = 4 [pid 1277] <... write resumed>) = 18 [pid 302] newfstatat(AT_FDCWD, "./251/binderfs", [pid 1277] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./251/binderfs" [pid 1279] set_robust_list(0x555569336660, 24 [pid 1278] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 243 [pid 302] <... unlink resumed>) = 0 [pid 1279] <... set_robust_list resumed>) = 0 [pid 1277] <... openat resumed>) = 3 [pid 302] getdents64(3, [pid 1278] <... openat resumed>) = 5 [pid 1277] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1279] chdir("./241" [pid 1278] setns(201, 0 [pid 1277] <... openat resumed>) = 4 [pid 302] close(3 [pid 1279] <... chdir resumed>) = 0 [pid 1279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1278] <... setns resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1279] <... prctl resumed>) = 0 [pid 1279] setpgid(0, 0 [pid 1278] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1277] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] rmdir("./251" [pid 1279] <... setpgid resumed>) = 0 [pid 1278] <... socket resumed>) = 6 [pid 1277] <... openat resumed>) = 5 [pid 1279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1278] setns(5, 0 [pid 302] <... rmdir resumed>) = 0 [pid 1279] <... openat resumed>) = 3 [pid 1278] <... setns resumed>) = 0 [pid 1277] setns(201, 0 [pid 1279] write(3, "1000", 4 [pid 1278] close(5 [pid 1277] <... setns resumed>) = 0 [pid 302] mkdir("./252", 0777 [pid 1279] <... write resumed>) = 4 [pid 1278] <... close resumed>) = 0 [pid 1277] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] <... mkdir resumed>) = 0 [pid 1277] <... socket resumed>) = 6 [pid 1277] setns(5, 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1279] close(3 [pid 1278] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1277] <... setns resumed>) = 0 ./strace-static-x86_64: Process 1280 attached [pid 1279] <... close resumed>) = 0 [pid 1278] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1279] symlink("/dev/binderfs", "./binderfs" [pid 1278] close(3 [pid 1280] set_robust_list(0x555569336660, 24 [pid 1279] <... symlink resumed>) = 0 [pid 1278] <... close resumed>) = 0 [pid 1277] close(5 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 254 [pid 1280] <... set_robust_list resumed>) = 0 [pid 1277] <... close resumed>) = 0 [pid 1280] chdir("./252") = 0 executing program [pid 1279] write(1, "executing program\n", 18 [pid 1278] close(4 [pid 1279] <... write resumed>) = 18 [pid 1278] <... close resumed>) = 0 [pid 1280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1277] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1280] <... prctl resumed>) = 0 [pid 1279] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1278] close(5 [pid 1279] <... openat resumed>) = 3 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1278] close(6 [pid 1280] setpgid(0, 0 [pid 1279] <... openat resumed>) = 4 [pid 1278] <... close resumed>) = 0 [pid 1278] close(7 [pid 1280] <... setpgid resumed>) = 0 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1279] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1278] close(8 [pid 1280] <... openat resumed>) = 3 [pid 1279] <... openat resumed>) = 5 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(3 [pid 1278] close(9 [pid 1279] setns(201, 0 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... setns resumed>) = 0 [pid 1278] close(10 [pid 1279] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = 0 [pid 1280] write(3, "1000", 4 [pid 1279] <... socket resumed>) = 6 [pid 1278] close(11) = -1 EBADF (Bad file descriptor) [pid 1279] setns(5, 0 [pid 1278] close(12 [pid 1280] <... write resumed>) = 4 [pid 1277] close(4 [pid 1280] close(3) = 0 [pid 1279] <... setns resumed>) = 0 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] symlink("/dev/binderfs", "./binderfs" [pid 1279] close(5 [pid 1278] close(13 [pid 1277] <... close resumed>) = 0 [pid 1280] <... symlink resumed>) = 0 [pid 1279] <... close resumed>) = 0 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1280] write(1, "executing program\n", 18 [pid 1279] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1278] close(14 [pid 1277] close(5 [pid 1280] <... write resumed>) = 18 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1278] close(15 [pid 1277] close(6 [pid 1280] <... openat resumed>) = 3 [pid 1279] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(16) = -1 EBADF (Bad file descriptor) [pid 1278] close(17 [pid 1279] close(3 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = 0 [pid 1280] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1279] <... close resumed>) = 0 [pid 1278] close(18 [pid 1277] close(7 [pid 1279] close(4 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = 0 [pid 1278] close(19 [pid 1279] close(5 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(20 [pid 1279] close(6 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = 0 [pid 1278] close(21) = -1 EBADF (Bad file descriptor) [pid 1279] close(7 [pid 1278] close(22 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(8 [pid 1278] close(23 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(9 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(24 [pid 1279] close(10 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(25 [pid 1279] close(11 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(26 [pid 1279] close(12 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] close(27 [pid 1279] close(13 [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] <... openat resumed>) = 4 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(8 [pid 1279] close(14 [pid 1278] close(28 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(9 [pid 1279] close(15 [pid 1278] close(29 [pid 1280] <... openat resumed>) = 5 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] setns(201, 0 [pid 1279] close(16 [pid 1278] exit_group(0 [pid 1277] close(10 [pid 1280] <... setns resumed>) = 0 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1277] close(11 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1278] <... exit_group resumed>) = ? [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] <... socket resumed>) = 6 [pid 1279] close(17 [pid 1277] close(12 [pid 1280] setns(5, 0 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] <... setns resumed>) = 0 [pid 1279] close(18 [pid 1278] +++ exited with 0 +++ [pid 1277] close(13 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1280] close(5 [pid 1279] close(19 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1280] <... close resumed>) = 0 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(14 [pid 1280] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1279] close(20 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(21) = -1 EBADF (Bad file descriptor) [pid 1279] close(22) = -1 EBADF (Bad file descriptor) [pid 1277] close(15 [pid 1279] close(23 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(16 [pid 1279] close(24 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(25 [pid 1277] close(17 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(26 [pid 1277] close(18 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] close(27 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(19 [pid 1279] close(28) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(20) = -1 EBADF (Bad file descriptor) [pid 1277] close(21) = -1 EBADF (Bad file descriptor) [pid 1279] close(29 [pid 1277] close(22 [pid 1279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1279] exit_group(0 [pid 1280] close(3 [pid 1279] <... exit_group resumed>) = ? [pid 1277] close(23 [pid 1280] <... close resumed>) = 0 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] close(24) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1280] close(4 [pid 1279] +++ exited with 0 +++ [pid 1277] close(25 [pid 1280] <... close resumed>) = 0 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(5 [pid 1277] close(26 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(6 [pid 1277] close(27 [pid 1280] <... close resumed>) = 0 [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1280] close(7 [pid 1277] close(28 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(8 [pid 1277] close(29 [pid 301] umount2("./237", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(9 [pid 1277] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1277] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./237", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1280] close(10 [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./237/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./237/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1277] +++ exited with 0 +++ [pid 301] unlink("./237/binderfs" [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(11 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... unlink resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./237" [pid 1280] close(12 [pid 301] <... rmdir resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./238", 0777 [pid 1280] close(13 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(14 [pid 301] <... mkdir resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(15 [pid 303] umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1280] close(16 [pid 306] umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1281 attached [pid 1280] close(17 [pid 306] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1281] set_robust_list(0x555569336660, 24 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 303] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1280] close(18 [pid 1281] <... set_robust_list resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 240 [pid 1281] chdir("./238" [pid 1280] close(19 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... openat resumed>) = 3 [pid 1281] <... chdir resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] newfstatat(3, "", [pid 1281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1280] close(20 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1281] <... prctl resumed>) = 0 [pid 306] umount2("./241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1281] setpgid(0, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1281] <... setpgid resumed>) = 0 [pid 1281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] newfstatat(AT_FDCWD, "./241/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1280] close(21 [pid 303] getdents64(3, [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1280] close(22 [pid 1281] <... openat resumed>) = 3 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./241/binderfs" [pid 303] umount2("./241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1281] write(3, "1000", 4 [pid 1280] close(23 [pid 306] <... unlink resumed>) = 0 [pid 1281] <... write resumed>) = 4 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1281] close(3 [pid 1280] close(24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1281] <... close resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1281] symlink("/dev/binderfs", "./binderfs" [pid 1280] close(25 [pid 306] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./241/binderfs", [pid 1281] <... symlink resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./241" [pid 1280] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1281] write(1, "executing program\n", 18 [pid 1280] close(27 [pid 306] <... rmdir resumed>) = 0 [pid 1281] <... write resumed>) = 18 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./242", 0777 [pid 303] unlink("./241/binderfs" [pid 1281] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1280] close(28 [pid 306] <... mkdir resumed>) = 0 [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1280] close(29 [pid 303] getdents64(3, [pid 1280] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1281] <... openat resumed>) = 3 [pid 1280] exit_group(0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] close(3 [pid 1281] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1280] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1282 attached [pid 1281] <... openat resumed>) = 4 [pid 1282] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 244 [pid 1282] <... set_robust_list resumed>) = 0 [pid 1281] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1282] chdir("./242" [pid 1281] <... openat resumed>) = 5 [pid 1282] <... chdir resumed>) = 0 [pid 1280] +++ exited with 0 +++ [pid 1282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... close resumed>) = 0 [pid 1282] <... prctl resumed>) = 0 [pid 1281] setns(201, 0 [pid 303] rmdir("./241" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1282] setpgid(0, 0 [pid 1281] <... setns resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1282] <... setpgid resumed>) = 0 [pid 1281] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... rmdir resumed>) = 0 [pid 1282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1281] <... socket resumed>) = 6 [pid 303] mkdir("./242", 0777 [pid 1281] setns(5, 0 [pid 1282] <... openat resumed>) = 3 [pid 1281] <... setns resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1281] close(5 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1281] <... close resumed>) = 0 [pid 1281] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1282] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 1283 attached [pid 1282] close(3) = 0 [pid 1282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1281] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... restart_syscall resumed>) = 0 executing program [pid 1282] write(1, "executing program\n", 18) = 18 [pid 1281] close(3 [pid 1282] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1281] <... close resumed>) = 0 [pid 1283] set_robust_list(0x555569336660, 24 [pid 1282] <... openat resumed>) = 3 [pid 1281] close(4) = 0 [pid 1283] <... set_robust_list resumed>) = 0 [pid 302] umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1282] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1281] close(5 [pid 1283] chdir("./242" [pid 1282] <... openat resumed>) = 4 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 244 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1282] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1281] close(6 [pid 1282] <... openat resumed>) = 5 [pid 1281] <... close resumed>) = 0 [pid 1282] setns(201, 0 [pid 1281] close(7 [pid 1283] <... chdir resumed>) = 0 [pid 1282] <... setns resumed>) = 0 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1282] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1281] close(8 [pid 1283] <... prctl resumed>) = 0 [pid 1282] <... socket resumed>) = 6 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1283] setpgid(0, 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1283] <... setpgid resumed>) = 0 [pid 1282] setns(5, 0 [pid 1281] close(9 [pid 1282] <... setns resumed>) = 0 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(5 [pid 1281] close(10 [pid 1282] <... close resumed>) = 0 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1281] close(11 [pid 1283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] getdents64(3, [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] close(12) = -1 EBADF (Bad file descriptor) [pid 1283] <... openat resumed>) = 3 [pid 1282] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1281] close(13 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] write(3, "1000", 4 [pid 1282] close(3 [pid 1281] close(14 [pid 302] umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1282] <... close resumed>) = 0 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... write resumed>) = 4 [pid 1281] close(15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1283] close(3 [pid 1282] close(4 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... close resumed>) = 0 [pid 1282] <... close resumed>) = 0 [pid 1281] close(16 [pid 302] newfstatat(AT_FDCWD, "./252/binderfs", [pid 1282] close(5 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] symlink("/dev/binderfs", "./binderfs" [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] close(17 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1282] close(6 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... symlink resumed>) = 0 [pid 1282] <... close resumed>) = 0 [pid 1281] close(18 executing program [pid 302] unlink("./252/binderfs" [pid 1283] write(1, "executing program\n", 18 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(7 [pid 1281] close(19 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1283] <... write resumed>) = 18 [pid 1282] close(8 [pid 1281] close(20 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(9 [pid 1281] close(21 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(10 [pid 1281] close(22 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(11 [pid 1281] close(23 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(12 [pid 1281] close(24 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(13 [pid 1281] close(25 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(14 [pid 1281] close(26 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(15 [pid 1281] close(27 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(16 [pid 1281] close(28 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(17) = -1 EBADF (Bad file descriptor) [pid 1281] close(29 [pid 1282] close(18 [pid 1281] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1281] exit_group(0 [pid 1282] close(19) = -1 EBADF (Bad file descriptor) [pid 1281] <... exit_group resumed>) = ? [pid 1283] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1282] close(20 [pid 302] getdents64(3, [pid 1283] <... openat resumed>) = 3 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1283] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1282] close(21 [pid 1281] +++ exited with 0 +++ [pid 302] close(3 [pid 1283] <... openat resumed>) = 4 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1282] close(22 [pid 302] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1283] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./252" [pid 1282] close(23) = -1 EBADF (Bad file descriptor) [pid 1282] close(24 [pid 302] <... rmdir resumed>) = 0 [pid 1283] <... openat resumed>) = 5 [pid 302] mkdir("./253", 0777 [pid 1283] setns(201, 0 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1282] close(25) = -1 EBADF (Bad file descriptor) [pid 1282] close(26 [pid 1283] <... setns resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1282] close(27 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1282] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... socket resumed>) = 6 [pid 1282] close(28) = -1 EBADF (Bad file descriptor) [pid 1282] close(29) = -1 EBADF (Bad file descriptor) [pid 1282] exit_group(0) = ? [pid 1283] setns(5, 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 255 [pid 1283] <... setns resumed>) = 0 [pid 1283] close(5./strace-static-x86_64: Process 1284 attached ) = 0 [pid 1282] +++ exited with 0 +++ [pid 301] <... restart_syscall resumed>) = 0 [pid 1284] set_robust_list(0x555569336660, 24) = 0 [pid 1283] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1284] chdir("./253") = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1284] setpgid(0, 0) = 0 [pid 1284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./238", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1284] <... openat resumed>) = 3 [pid 1283] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1283] close(3 [pid 301] openat(AT_FDCWD, "./238", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1284] write(3, "1000", 4 [pid 1283] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1284] <... write resumed>) = 4 [pid 1283] close(4 [pid 1284] close(3) = 0 [pid 1283] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1284] symlink("/dev/binderfs", "./binderfs" [pid 1283] close(5 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1283] close(6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1284] <... symlink resumed>) = 0 [pid 1283] <... close resumed>) = 0 [pid 301] umount2("./238/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 1284] write(1, "executing program\n", 18) = 18 [pid 1283] close(7 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./238/binderfs", [pid 1283] close(8 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] close(9 [pid 301] unlink("./238/binderfs" [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] close(10 [pid 301] <... unlink resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1284] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1283] close(11 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1284] <... openat resumed>) = 3 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1284] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1283] close(12 [pid 301] <... close resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 301] rmdir("./238" [pid 1284] <... openat resumed>) = 4 [pid 1283] close(13 [pid 301] <... rmdir resumed>) = 0 [pid 1284] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] close(14 [pid 301] mkdir("./239", 0777 [pid 1284] <... openat resumed>) = 5 [pid 1284] setns(201, 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 1283] close(15) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1283] close(16 [pid 306] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1284] <... setns resumed>) = 0 [pid 1283] close(17 [pid 1284] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM./strace-static-x86_64: Process 1285 attached ) = 6 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1285] set_robust_list(0x555569336660, 24 [pid 1284] setns(5, 0 [pid 1283] close(18 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 241 [pid 1285] <... set_robust_list resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 1285] chdir("./239" [pid 1284] close(5 [pid 1283] close(19 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1285] <... chdir resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1284] <... close resumed>) = 0 [pid 1283] close(20 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1285] <... prctl resumed>) = 0 [pid 1284] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./242/binderfs", [pid 1285] setpgid(0, 0 [pid 1283] close(21 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1285] <... setpgid resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1284] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1283] close(22 [pid 306] unlink("./242/binderfs" [pid 1285] <... openat resumed>) = 3 [pid 1284] close(3 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1284] <... close resumed>) = 0 [pid 1283] close(23) = -1 EBADF (Bad file descriptor) [pid 1285] write(3, "1000", 4 [pid 1283] close(24 [pid 1285] <... write resumed>) = 4 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1285] close(3 [pid 1284] close(4 [pid 1283] close(25 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1285] <... close resumed>) = 0 [pid 1284] <... close resumed>) = 0 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1285] symlink("/dev/binderfs", "./binderfs" [pid 1284] close(5 [pid 1283] close(26 [pid 306] <... close resumed>) = 0 [pid 1285] <... symlink resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./242" [pid 1284] close(6 [pid 1283] close(27executing program [pid 1285] write(1, "executing program\n", 18 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1285] <... write resumed>) = 18 [pid 1284] <... close resumed>) = 0 [pid 1283] close(28 [pid 306] mkdir("./243", 0777 [pid 1285] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1284] close(7 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1285] <... openat resumed>) = 3 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] close(29 [pid 1284] close(8 [pid 1283] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1284] close(9 [pid 1283] exit_group(0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1285] <... openat resumed>) = 4 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 1286 attached [pid 1284] close(10 [pid 1286] set_robust_list(0x555569336660, 24 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1283] +++ exited with 0 +++ [pid 1284] close(11 [pid 1286] <... set_robust_list resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1286] chdir("./243" [pid 1285] <... openat resumed>) = 5 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 245 [pid 1285] setns(201, 0) = 0 [pid 1285] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1286] <... chdir resumed>) = 0 [pid 1284] close(12 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1286] <... prctl resumed>) = 0 [pid 1285] <... socket resumed>) = 6 [pid 1284] close(13 [pid 1285] setns(5, 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] setpgid(0, 0 [pid 1285] <... setns resumed>) = 0 [pid 1286] <... setpgid resumed>) = 0 [pid 1284] close(14 [pid 1285] close(5 [pid 1286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1285] <... close resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1284] close(15 [pid 1286] <... openat resumed>) = 3 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] close(16 [pid 1286] write(3, "1000", 4 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] <... write resumed>) = 4 [pid 1286] close(3 [pid 1285] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1284] close(17 [pid 1286] <... close resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] symlink("/dev/binderfs", "./binderfs" [pid 1284] close(18 [pid 1285] close(3 [pid 1286] <... symlink resumed>) = 0 [pid 1285] <... close resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] close(4) = 0 [pid 1284] close(19 [pid 1285] close(5executing program [pid 1286] write(1, "executing program\n", 18 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] <... write resumed>) = 18 [pid 1285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] close(20 [pid 1285] close(6 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1284] close(21 [pid 1285] <... close resumed>) = 0 [pid 1286] <... openat resumed>) = 3 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] close(7) = -1 EBADF (Bad file descriptor) [pid 1284] close(22 [pid 1285] close(8 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] close(9 [pid 1286] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] close(23 [pid 1285] close(10 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] close(24 [pid 1285] close(11) = -1 EBADF (Bad file descriptor) [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] close(12 [pid 1284] close(25) = -1 EBADF (Bad file descriptor) [pid 1284] close(26) = -1 EBADF (Bad file descriptor) [pid 1286] <... openat resumed>) = 4 [pid 1284] close(27 [pid 1285] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] close(13) = -1 EBADF (Bad file descriptor) [pid 1285] close(14) = -1 EBADF (Bad file descriptor) [pid 1285] close(15) = -1 EBADF (Bad file descriptor) [pid 1285] close(16) = -1 EBADF (Bad file descriptor) [pid 1285] close(17) = -1 EBADF (Bad file descriptor) [pid 1285] close(18) = -1 EBADF (Bad file descriptor) [pid 1285] close(19) = -1 EBADF (Bad file descriptor) [pid 1285] close(20) = -1 EBADF (Bad file descriptor) [pid 1285] close(21) = -1 EBADF (Bad file descriptor) [pid 1285] close(22) = -1 EBADF (Bad file descriptor) [pid 1285] close(23) = -1 EBADF (Bad file descriptor) [pid 1285] close(24) = -1 EBADF (Bad file descriptor) [pid 1285] close(25) = -1 EBADF (Bad file descriptor) [pid 1285] close(26) = -1 EBADF (Bad file descriptor) [pid 1285] close(27) = -1 EBADF (Bad file descriptor) [pid 1285] close(28) = -1 EBADF (Bad file descriptor) [pid 1285] close(29) = -1 EBADF (Bad file descriptor) [pid 1285] exit_group(0) = ? [pid 1286] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1284] close(28 [pid 1286] <... openat resumed>) = 5 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1286] setns(201, 0 [pid 1284] close(29 [pid 1286] <... setns resumed>) = 0 [pid 1284] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1285] +++ exited with 0 +++ [pid 1286] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1284] exit_group(0) = ? [pid 1286] <... socket resumed>) = 6 [pid 1286] setns(5, 0 [pid 303] umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1286] <... setns resumed>) = 0 [pid 1286] close(5) = 0 [pid 1286] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1286] close(3 [pid 1284] +++ exited with 0 +++ [pid 1286] <... close resumed>) = 0 [pid 1286] close(4) = 0 [pid 1286] close(5) = -1 EBADF (Bad file descriptor) [pid 1286] close(6 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1286] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1286] close(7) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1286] close(8 [pid 302] umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] close(9 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1286] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1286] close(10) = -1 EBADF (Bad file descriptor) [pid 1286] close(11) = -1 EBADF (Bad file descriptor) [pid 1286] close(12) = -1 EBADF (Bad file descriptor) [pid 1286] close(13) = -1 EBADF (Bad file descriptor) [pid 1286] close(14) = -1 EBADF (Bad file descriptor) [pid 1286] close(15) = -1 EBADF (Bad file descriptor) [pid 1286] close(16) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 1286] close(17) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1286] close(18) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1286] close(19) = -1 EBADF (Bad file descriptor) [pid 1286] close(20) = -1 EBADF (Bad file descriptor) [pid 1286] close(21) = -1 EBADF (Bad file descriptor) [pid 1286] close(22) = -1 EBADF (Bad file descriptor) [pid 1286] close(23) = -1 EBADF (Bad file descriptor) [pid 1286] close(24) = -1 EBADF (Bad file descriptor) [pid 1286] close(25) = -1 EBADF (Bad file descriptor) [pid 1286] close(26) = -1 EBADF (Bad file descriptor) [pid 1286] close(27) = -1 EBADF (Bad file descriptor) [pid 1286] close(28) = -1 EBADF (Bad file descriptor) [pid 1286] close(29) = -1 EBADF (Bad file descriptor) [pid 1286] exit_group(0) = ? [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] newfstatat(3, "", [pid 302] umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./253/binderfs", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./253/binderfs" [pid 1286] +++ exited with 0 +++ [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./242/binderfs", [pid 302] getdents64(3, [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 303] unlink("./242/binderfs" [pid 302] <... close resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] rmdir("./253" [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 303] close(3 [pid 302] mkdir("./254", 0777 [pid 303] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] rmdir("./242") = 0 [pid 302] <... mkdir resumed>) = 0 [pid 303] mkdir("./243", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1287 attached , child_tidptr=0x555569336650) = 245 [pid 1287] set_robust_list(0x555569336660, 24 [pid 301] umount2("./239", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1288 attached [pid 1287] <... set_robust_list resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1288] set_robust_list(0x555569336660, 24 [pid 1287] chdir("./243" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 256 [pid 1288] <... set_robust_list resumed>) = 0 [pid 1287] <... chdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./239", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1288] chdir("./254" [pid 1287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... openat resumed>) = 3 [pid 1287] <... prctl resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1288] <... chdir resumed>) = 0 [pid 1287] setpgid(0, 0 [pid 1288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1287] <... setpgid resumed>) = 0 [pid 1288] <... prctl resumed>) = 0 [pid 1287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1288] setpgid(0, 0) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1287] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 1288] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1287] write(3, "1000", 4 [pid 301] umount2("./239/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1288] write(3, "1000", 4 [pid 1287] <... write resumed>) = 4 [pid 1288] <... write resumed>) = 4 [pid 1287] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1288] close(3 [pid 1287] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./239/binderfs", [pid 1288] <... close resumed>) = 0 [pid 1287] symlink("/dev/binderfs", "./binderfs" [pid 1288] symlink("/dev/binderfs", "./binderfs" [pid 1287] <... symlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1288] <... symlink resumed>) = 0 [pid 301] unlink("./239/binderfs" [pid 1288] write(1, "executing program\n", 18 [pid 1287] write(1, "executing program\n", 18executing program executing program [pid 1288] <... write resumed>) = 18 [pid 1287] <... write resumed>) = 18 [pid 301] <... unlink resumed>) = 0 [pid 1288] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] getdents64(3, [pid 1288] <... openat resumed>) = 3 [pid 1287] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1288] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1287] <... openat resumed>) = 3 [pid 301] close(3 [pid 1288] <... openat resumed>) = 4 [pid 301] <... close resumed>) = 0 [pid 1287] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] rmdir("./239" [pid 1288] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1287] <... openat resumed>) = 4 [pid 1288] <... openat resumed>) = 5 [pid 1287] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./240", 0777 [pid 1288] setns(201, 0 [pid 1287] <... openat resumed>) = 5 [pid 306] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... mkdir resumed>) = 0 [pid 1288] <... setns resumed>) = 0 [pid 1288] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1287] setns(201, 0 [pid 306] <... openat resumed>) = 3 [pid 1288] <... socket resumed>) = 6 [pid 1287] <... setns resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1288] setns(5, 0 [pid 1287] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1288] <... setns resumed>) = 0 [pid 1287] <... socket resumed>) = 6 [pid 306] getdents64(3, [pid 1288] close(5) = 0 [pid 1287] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1288] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1287] <... setns resumed>) = 0 [pid 306] umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1287] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1288] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1287] <... close resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./243/binderfs", [pid 1288] close(3 [pid 1287] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 1289 attached [pid 1288] <... close resumed>) = 0 [pid 306] unlink("./243/binderfs" [pid 1289] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 242 [pid 1289] <... set_robust_list resumed>) = 0 [pid 1288] close(4 [pid 1287] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... unlink resumed>) = 0 [pid 1289] chdir("./240" [pid 1288] <... close resumed>) = 0 [pid 1287] close(3 [pid 306] getdents64(3, [pid 1288] close(5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = 0 [pid 306] close(3 [pid 1288] close(6 [pid 1287] close(4 [pid 306] <... close resumed>) = 0 [pid 1289] <... chdir resumed>) = 0 [pid 1288] <... close resumed>) = 0 [pid 1289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1288] close(7 [pid 1287] <... close resumed>) = 0 [pid 306] rmdir("./243" [pid 1289] setpgid(0, 0 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] close(5 [pid 306] <... rmdir resumed>) = 0 [pid 1289] <... setpgid resumed>) = 0 [pid 1288] close(8 [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] close(6 [pid 306] mkdir("./244", 0777 [pid 1289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1288] close(9 [pid 1287] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1289] <... openat resumed>) = 3 [pid 1289] write(3, "1000", 4 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] close(7 [pid 1289] <... write resumed>) = 4 [pid 1289] close(3) = 0 [pid 1288] close(10 [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1289] symlink("/dev/binderfs", "./binderfs" [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] close(8executing program ./strace-static-x86_64: Process 1290 attached [pid 1289] <... symlink resumed>) = 0 [pid 1288] close(11 [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] close(9 [pid 1290] set_robust_list(0x555569336660, 24 [pid 1289] write(1, "executing program\n", 18 [pid 1290] <... set_robust_list resumed>) = 0 [pid 1290] chdir("./244" [pid 1289] <... write resumed>) = 18 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 246 [pid 1288] close(12 [pid 1287] close(10 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(13 [pid 1287] close(11 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(14 [pid 1287] close(12 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(15 [pid 1287] close(13 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(16 [pid 1287] close(14 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(17 [pid 1287] close(15 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(18 [pid 1287] close(16 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(19 [pid 1287] close(17 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(20 [pid 1287] close(18 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(21 [pid 1287] close(19 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(22 [pid 1287] close(20 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(23 [pid 1287] close(21 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(24 [pid 1287] close(22 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(25 [pid 1287] close(23 [pid 1290] <... chdir resumed>) = 0 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1288] close(26 [pid 1287] close(24 [pid 1290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(27 [pid 1287] close(25 [pid 1289] <... openat resumed>) = 3 [pid 1290] <... prctl resumed>) = 0 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] setpgid(0, 0 [pid 1288] close(28 [pid 1287] close(26 [pid 1289] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1290] <... setpgid resumed>) = 0 [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1288] close(29 [pid 1287] close(27 [pid 1290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1288] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... openat resumed>) = 3 [pid 1288] exit_group(0 [pid 1287] close(28 [pid 1290] write(3, "1000", 4 [pid 1289] <... openat resumed>) = 4 [pid 1290] <... write resumed>) = 4 [pid 1290] close(3 [pid 1289] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1288] <... exit_group resumed>) = ? [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... close resumed>) = 0 [pid 1289] <... openat resumed>) = 5 [pid 1287] close(29 [pid 1290] symlink("/dev/binderfs", "./binderfs" [pid 1289] setns(201, 0 [pid 1287] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... symlink resumed>) = 0 [pid 1288] +++ exited with 0 +++ [pid 1290] write(1, "executing program\n", 18 executing program [pid 1289] <... setns resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1290] <... write resumed>) = 18 [pid 1289] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1287] exit_group(0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1290] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1289] <... socket resumed>) = 6 [pid 1287] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 1289] setns(5, 0 [pid 1290] <... openat resumed>) = 3 [pid 1289] <... setns resumed>) = 0 [pid 1289] close(5) = 0 [pid 302] umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1290] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1289] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1290] <... openat resumed>) = 4 [pid 1287] +++ exited with 0 +++ [pid 302] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1290] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1289] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... openat resumed>) = 3 [pid 1289] close(3 [pid 1290] <... openat resumed>) = 5 [pid 302] newfstatat(3, "", [pid 1289] <... close resumed>) = 0 [pid 1290] setns(201, 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1289] close(4 [pid 1290] <... setns resumed>) = 0 [pid 1289] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1290] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1289] close(5 [pid 1290] <... socket resumed>) = 6 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1290] setns(5, 0 [pid 1289] close(6 [pid 302] umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1290] <... setns resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1290] close(5 [pid 1289] <... close resumed>) = 0 [pid 1290] <... close resumed>) = 0 [pid 1289] close(7 [pid 302] newfstatat(AT_FDCWD, "./254/binderfs", [pid 1290] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1289] close(8 [pid 302] unlink("./254/binderfs" [pid 1290] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1289] close(9 [pid 1290] close(3 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1289] close(10 [pid 1290] <... close resumed>) = 0 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1290] close(4 [pid 1289] close(11 [pid 302] close(3 [pid 1290] <... close resumed>) = 0 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1290] close(5 [pid 1289] close(12 [pid 302] rmdir("./254" [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1290] close(6 [pid 1289] close(13 [pid 1290] <... close resumed>) = 0 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./255", 0777 [pid 1290] close(7 [pid 1289] close(14 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1290] close(8 [pid 1289] close(15 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1291 attached [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 257 [pid 1291] set_robust_list(0x555569336660, 24 [pid 1290] close(9 [pid 1289] close(16) = -1 EBADF (Bad file descriptor) [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] <... set_robust_list resumed>) = 0 [pid 1290] close(10 [pid 1289] close(17 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] chdir("./255" [pid 1290] close(11 [pid 1289] close(18 [pid 1291] <... chdir resumed>) = 0 [pid 1291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1291] setpgid(0, 0) = 0 [pid 1291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(19 [pid 1290] close(12 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(20 [pid 1290] close(13 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] <... openat resumed>) = 3 [pid 1290] close(14 [pid 1291] write(3, "1000", 4 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(21 [pid 1291] <... write resumed>) = 4 [pid 1290] close(15 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] close(3 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(22 [pid 1291] <... close resumed>) = 0 [pid 1290] close(16 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1291] symlink("/dev/binderfs", "./binderfs" [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(23 [pid 1291] <... symlink resumed>) = 0 [pid 1290] close(17 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] write(1, "executing program\n", 18executing program ) = 18 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(24 [pid 303] umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1290] close(18 [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] close(25 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1291] <... openat resumed>) = 3 [pid 1290] close(19 [pid 303] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1291] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1291] <... openat resumed>) = 4 [pid 1290] close(20 [pid 1289] close(26 [pid 303] newfstatat(3, "", [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] close(21 [pid 1289] close(27 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] close(22 [pid 1289] close(28 [pid 1291] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1291] <... openat resumed>) = 5 [pid 1290] close(23 [pid 1289] close(29 [pid 1291] setns(201, 0 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1291] <... setns resumed>) = 0 [pid 1290] close(24 [pid 1289] exit_group(0 [pid 1291] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1290] close(25 [pid 1289] <... exit_group resumed>) = ? [pid 1291] <... socket resumed>) = 6 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1291] setns(5, 0 [pid 1290] close(26 [pid 303] newfstatat(AT_FDCWD, "./243/binderfs", [pid 1291] <... setns resumed>) = 0 [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1291] close(5 [pid 1290] close(27 [pid 303] unlink("./243/binderfs" [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1290] close(28 [pid 1289] +++ exited with 0 +++ [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1291] <... close resumed>) = 0 [pid 1290] close(29 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1291] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1290] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1290] exit_group(0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1290] <... exit_group resumed>) = ? [pid 1291] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] close(3 [pid 1290] +++ exited with 0 +++ [pid 1291] close(3 [pid 303] <... close resumed>) = 0 [pid 1291] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] rmdir("./243" [pid 301] <... restart_syscall resumed>) = 0 [pid 1291] close(4 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1291] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1291] close(5 [pid 303] mkdir("./244", 0777 [pid 301] umount2("./240", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... mkdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./240", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1291] close(6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 1291] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./240/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./240/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./240/binderfs") = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1291] close(7./strace-static-x86_64: Process 1292 attached [pid 301] close(3 [pid 1292] set_robust_list(0x555569336660, 24 [pid 301] <... close resumed>) = 0 [pid 1292] <... set_robust_list resumed>) = 0 [pid 301] rmdir("./240" [pid 1292] chdir("./244" [pid 301] <... rmdir resumed>) = 0 [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 246 [pid 1291] close(8) = -1 EBADF (Bad file descriptor) [pid 1292] <... chdir resumed>) = 0 [pid 1291] close(9 [pid 301] mkdir("./241", 0777 [pid 1292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1292] <... prctl resumed>) = 0 [pid 1292] setpgid(0, 0 [pid 1291] close(10 [pid 1292] <... setpgid resumed>) = 0 [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1291] close(11./strace-static-x86_64: Process 1293 attached [pid 1292] <... openat resumed>) = 3 [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1293] set_robust_list(0x555569336660, 24 [pid 1292] write(3, "1000", 4 [pid 1291] close(12) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 243 [pid 1293] <... set_robust_list resumed>) = 0 [pid 1291] close(13 [pid 1292] <... write resumed>) = 4 [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] close(14 [pid 1293] chdir("./241" [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] close(15 [pid 1292] close(3 [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = 0 [pid 1291] close(16 [pid 1293] <... chdir resumed>) = 0 [pid 1292] symlink("/dev/binderfs", "./binderfs" [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] close(17) = -1 EBADF (Bad file descriptor) [pid 1291] close(18 [pid 1292] <... symlink resumed>) = 0 [pid 1293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1293] <... prctl resumed>) = 0 [pid 1291] close(19 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1291] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1291] close(20) = -1 EBADF (Bad file descriptor) [pid 1291] close(21) = -1 EBADF (Bad file descriptor) [pid 1291] close(22) = -1 EBADF (Bad file descriptor) [pid 1291] close(23) = -1 EBADF (Bad file descriptor) [pid 1291] close(24) = -1 EBADF (Bad file descriptor) [pid 1291] close(25) = -1 EBADF (Bad file descriptor) [pid 1291] close(26) = -1 EBADF (Bad file descriptor) [pid 1291] close(27) = -1 EBADF (Bad file descriptor) [pid 1291] close(28) = -1 EBADF (Bad file descriptor) [pid 1291] close(29) = -1 EBADF (Bad file descriptor) executing program [pid 1292] write(1, "executing program\n", 18 [pid 1291] exit_group(0 [pid 1293] setpgid(0, 0 [pid 1292] <... write resumed>) = 18 [pid 306] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1291] <... exit_group resumed>) = ? [pid 1293] <... setpgid resumed>) = 0 [pid 1292] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... openat resumed>) = 3 [pid 1293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1292] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 1293] <... openat resumed>) = 3 [pid 1292] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1293] write(3, "1000", 4 [pid 1291] +++ exited with 0 +++ [pid 306] getdents64(3, [pid 1293] <... write resumed>) = 4 [pid 1292] <... openat resumed>) = 4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1293] close(3 [pid 306] umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1293] <... close resumed>) = 0 [pid 1292] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1293] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./244/binderfs", [pid 1293] <... symlink resumed>) = 0 [pid 1292] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1293] write(1, "executing program\n", 18 [pid 306] unlink("./244/binderfs" [pid 302] umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1293] <... write resumed>) = 18 [pid 306] <... unlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1293] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] getdents64(3, [pid 302] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1293] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1293] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] close(3 [pid 302] <... openat resumed>) = 3 [pid 1293] <... openat resumed>) = 4 [pid 1292] setns(201, 0 [pid 306] <... close resumed>) = 0 [pid 1293] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1292] <... setns resumed>) = 0 [pid 306] rmdir("./244" [pid 1293] <... openat resumed>) = 5 [pid 1292] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... rmdir resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1293] setns(201, 0 [pid 306] mkdir("./245", 0777 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1293] <... setns resumed>) = 0 [pid 1292] <... socket resumed>) = 6 [pid 306] <... mkdir resumed>) = 0 [pid 302] getdents64(3, [pid 1293] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1292] setns(5, 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1294 attached [pid 1293] <... socket resumed>) = 6 [pid 1292] <... setns resumed>) = 0 [pid 302] umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1294] set_robust_list(0x555569336660, 24 [pid 1292] close(5 [pid 1293] setns(5, 0 [pid 1292] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 247 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1294] <... set_robust_list resumed>) = 0 [pid 1293] <... setns resumed>) = 0 [pid 1292] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] newfstatat(AT_FDCWD, "./255/binderfs", [pid 1293] close(5 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1293] <... close resumed>) = 0 [pid 302] unlink("./255/binderfs" [pid 1294] chdir("./245" [pid 1293] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... unlink resumed>) = 0 [pid 1294] <... chdir resumed>) = 0 [pid 1292] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1292] close(3 [pid 302] getdents64(3, [pid 1293] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1293] close(3 [pid 302] close(3 [pid 1293] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./255" [pid 1294] <... prctl resumed>) = 0 [pid 1293] close(4 [pid 302] <... rmdir resumed>) = 0 [pid 1294] setpgid(0, 0 [pid 1293] <... close resumed>) = 0 [pid 1292] <... close resumed>) = 0 [pid 1294] <... setpgid resumed>) = 0 [pid 1293] close(5 [pid 1292] close(4 [pid 302] mkdir("./256", 0777 [pid 1294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = 0 [pid 1293] close(6 [pid 1292] close(5 [pid 302] <... mkdir resumed>) = 0 [pid 1294] <... openat resumed>) = 3 [pid 1293] <... close resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1294] write(3, "1000", 4 [pid 1293] close(7 [pid 1292] close(6./strace-static-x86_64: Process 1295 attached [pid 1294] <... write resumed>) = 4 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = 0 [pid 1294] close(3 [pid 1292] close(7 [pid 1294] <... close resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] symlink("/dev/binderfs", "./binderfs" [pid 1292] close(8 [pid 1294] <... symlink resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1294] write(1, "executing program\n", 18 [pid 1292] close(9 [pid 1294] <... write resumed>) = 18 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1292] close(10 [pid 1295] set_robust_list(0x555569336660, 24 [pid 1294] <... openat resumed>) = 3 [pid 1293] close(8 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 258 [pid 1295] <... set_robust_list resumed>) = 0 [pid 1294] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(11 [pid 1295] chdir("./256" [pid 1293] close(9 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... chdir resumed>) = 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1293] close(10 [pid 1295] <... prctl resumed>) = 0 [pid 1294] <... openat resumed>) = 4 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] setpgid(0, 0 [pid 1293] close(11 [pid 1292] close(12 [pid 1295] <... setpgid resumed>) = 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1293] close(12 [pid 1295] <... openat resumed>) = 3 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] write(3, "1000", 4 [pid 1294] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1293] close(13 [pid 1295] <... write resumed>) = 4 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(13 [pid 1295] close(3 [pid 1294] <... openat resumed>) = 5 [pid 1293] close(14 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(14 [pid 1295] symlink("/dev/binderfs", "./binderfs" [pid 1293] close(15 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... symlink resumed>) = 0 executing program [pid 1294] setns(201, 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(15 [pid 1294] <... setns resumed>) = 0 [pid 1293] close(16 [pid 1295] write(1, "executing program\n", 18 [pid 1294] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... write resumed>) = 18 [pid 1293] close(17 [pid 1295] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1294] <... socket resumed>) = 6 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(16 [pid 1295] <... openat resumed>) = 3 [pid 1293] close(18 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] setns(5, 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(17 [pid 1295] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1294] <... setns resumed>) = 0 [pid 1293] close(19 [pid 1295] <... openat resumed>) = 4 [pid 1294] close(5 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1293] close(20) = -1 EBADF (Bad file descriptor) [pid 1295] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1293] close(21 [pid 1295] <... openat resumed>) = 5 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1293] close(22) = -1 EBADF (Bad file descriptor) [pid 1293] close(23 [pid 1295] setns(201, 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... setns resumed>) = 0 [pid 1293] close(24 [pid 1295] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... socket resumed>) = 6 [pid 1293] close(25) = -1 EBADF (Bad file descriptor) [pid 1293] close(26 [pid 1295] setns(5, 0 [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... setns resumed>) = 0 [pid 1294] <... close resumed>) = 0 [pid 1293] close(27 [pid 1292] close(18 [pid 1295] close(5 [pid 1294] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = 0 [pid 1293] close(28 [pid 1292] close(19 [pid 1295] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1293] close(29 [pid 1294] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1293] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(20 [pid 1294] close(3 [pid 1293] exit_group(0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1294] <... close resumed>) = 0 [pid 1293] <... exit_group resumed>) = ? [pid 1295] close(3 [pid 1294] close(4 [pid 1293] +++ exited with 0 +++ [pid 1292] close(21 [pid 1295] <... close resumed>) = 0 [pid 1294] <... close resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1295] close(4 [pid 1294] close(5 [pid 1292] close(22 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] close(6 [pid 1292] close(23 [pid 1295] <... close resumed>) = 0 [pid 1294] <... close resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(5 [pid 1294] close(7 [pid 1292] close(24 [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(6 [pid 1294] close(8 [pid 1292] close(25 [pid 1295] <... close resumed>) = 0 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(7 [pid 1292] close(26 [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(8) = -1 EBADF (Bad file descriptor) [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(27 [pid 1295] close(9 [pid 1294] close(9 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(10) = -1 EBADF (Bad file descriptor) [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(28 [pid 1295] close(11 [pid 1294] close(10 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1292] close(29 [pid 1294] close(11 [pid 1292] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(12) = -1 EBADF (Bad file descriptor) [pid 1295] close(13) = -1 EBADF (Bad file descriptor) [pid 1292] exit_group(0 [pid 1295] close(14 [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] close(12 [pid 1292] <... exit_group resumed>) = ? [pid 1295] close(15 [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(16) = -1 EBADF (Bad file descriptor) [pid 1295] close(17) = -1 EBADF (Bad file descriptor) [pid 1295] close(18) = -1 EBADF (Bad file descriptor) [pid 1295] close(19) = -1 EBADF (Bad file descriptor) [pid 1295] close(20) = -1 EBADF (Bad file descriptor) [pid 1295] close(21) = -1 EBADF (Bad file descriptor) [pid 1295] close(22) = -1 EBADF (Bad file descriptor) [pid 1295] close(23 [pid 1292] +++ exited with 0 +++ [pid 1294] close(13 [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1295] close(24) = -1 EBADF (Bad file descriptor) [pid 1295] close(25) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(26 [pid 1294] close(14 [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] close(27) = -1 EBADF (Bad file descriptor) [pid 1295] close(28) = -1 EBADF (Bad file descriptor) [pid 1294] close(15 [pid 1295] close(29 [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1295] exit_group(0 [pid 1294] close(16) = -1 EBADF (Bad file descriptor) [pid 1295] <... exit_group resumed>) = ? [pid 1294] close(17) = -1 EBADF (Bad file descriptor) [pid 1295] +++ exited with 0 +++ [pid 1294] close(18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] close(19) = -1 EBADF (Bad file descriptor) [pid 1294] close(20) = -1 EBADF (Bad file descriptor) [pid 1294] close(21) = -1 EBADF (Bad file descriptor) [pid 1294] close(22) = -1 EBADF (Bad file descriptor) [pid 1294] close(23) = -1 EBADF (Bad file descriptor) [pid 1294] close(24) = -1 EBADF (Bad file descriptor) [pid 1294] close(25) = -1 EBADF (Bad file descriptor) [pid 1294] close(26) = -1 EBADF (Bad file descriptor) [pid 1294] close(27) = -1 EBADF (Bad file descriptor) [pid 1294] close(28 [pid 303] <... restart_syscall resumed>) = 0 [pid 1294] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1294] close(29) = -1 EBADF (Bad file descriptor) [pid 1294] exit_group(0) = ? [pid 303] umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", [pid 1294] +++ exited with 0 +++ [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] getdents64(3, [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] umount2("./241", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./244/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./245/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./245") = 0 [pid 306] mkdir("./246", 0777 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] openat(AT_FDCWD, "./241", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... mkdir resumed>) = 0 [pid 303] unlink("./244/binderfs" [pid 301] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(3, "", [pid 303] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 301] getdents64(3, ./strace-static-x86_64: Process 1296 attached [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 248 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] close(3 [pid 301] umount2("./241/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] rmdir("./244" [pid 301] newfstatat(AT_FDCWD, "./241/binderfs", [pid 303] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] mkdir("./245", 0777 [pid 301] unlink("./241/binderfs" [pid 303] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 1296] set_robust_list(0x555569336660, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1297 attached [pid 1296] <... set_robust_list resumed>) = 0 [pid 301] close(3 [pid 1296] chdir("./246") = 0 [pid 1296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1296] setpgid(0, 0) = 0 [pid 1296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1297] set_robust_list(0x555569336660, 24 [pid 1296] <... openat resumed>) = 3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 247 [pid 302] umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... close resumed>) = 0 [pid 1297] <... set_robust_list resumed>) = 0 [pid 1296] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] rmdir("./241" [pid 302] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1296] <... write resumed>) = 4 [pid 301] <... rmdir resumed>) = 0 [pid 1296] close(3 [pid 302] <... openat resumed>) = 3 [pid 301] mkdir("./242", 0777 [pid 1297] chdir("./245" [pid 1296] <... close resumed>) = 0 [pid 1296] symlink("/dev/binderfs", "./binderfs" [pid 1297] <... chdir resumed>) = 0 [pid 1296] <... symlink resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] <... mkdir resumed>) = 0 executing program [pid 1297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1296] write(1, "executing program\n", 18) = 18 [pid 1296] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1296] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] getdents64(3, ./strace-static-x86_64: Process 1298 attached [pid 1296] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1298] set_robust_list(0x555569336660, 24 [pid 1297] <... prctl resumed>) = 0 [pid 302] umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 244 [pid 1297] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1297] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./256/binderfs", [pid 1297] 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 1298] <... set_robust_list resumed>) = 0 [pid 1296] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] unlink("./256/binderfs" [pid 1298] chdir("./242" [pid 1297] <... openat resumed>) = 3 [pid 1296] <... openat resumed>) = 5 [pid 302] <... unlink resumed>) = 0 [pid 1298] <... chdir resumed>) = 0 [pid 1297] write(3, "1000", 4 [pid 1296] setns(201, 0 [pid 302] getdents64(3, [pid 1298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1297] <... write resumed>) = 4 [pid 1296] <... setns resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1298] <... prctl resumed>) = 0 [pid 1297] close(3 [pid 1296] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] close(3 [pid 1298] setpgid(0, 0 [pid 1297] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1298] <... setpgid resumed>) = 0 [pid 1297] symlink("/dev/binderfs", "./binderfs" [pid 1296] <... socket resumed>) = 6 [pid 302] rmdir("./256"executing program [pid 1298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1297] <... symlink resumed>) = 0 [pid 1296] setns(5, 0 [pid 302] <... rmdir resumed>) = 0 [pid 1297] write(1, "executing program\n", 18) = 18 [pid 302] mkdir("./257", 0777 [pid 1298] <... openat resumed>) = 3 [pid 1297] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1296] <... setns resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1298] write(3, "1000", 4 [pid 1296] close(5 [pid 1298] <... write resumed>) = 4 [pid 1297] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1298] close(3 [pid 1296] <... close resumed>) = 0 [pid 1298] <... close resumed>) = 0 [pid 1296] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1299 attached [pid 1298] symlink("/dev/binderfs", "./binderfs" [pid 1297] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1299] set_robust_list(0x555569336660, 24 [pid 1297] <... openat resumed>) = 4 [pid 1299] <... set_robust_list resumed>) = 0 [pid 1298] <... symlink resumed>) = 0 [pid 1297] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 259 executing program [pid 1299] chdir("./257" [pid 1298] write(1, "executing program\n", 18 [pid 1297] <... openat resumed>) = 5 [pid 1299] <... chdir resumed>) = 0 [pid 1297] setns(201, 0 [pid 1299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1298] <... write resumed>) = 18 [pid 1297] <... setns resumed>) = 0 [pid 1299] <... prctl resumed>) = 0 [pid 1297] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1299] setpgid(0, 0 [pid 1298] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1297] <... socket resumed>) = 6 [pid 1299] <... setpgid resumed>) = 0 [pid 1297] setns(5, 0 [pid 1299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1298] <... openat resumed>) = 3 [pid 1297] <... setns resumed>) = 0 [pid 1296] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1298] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1296] close(3 [pid 1299] <... openat resumed>) = 3 [pid 1297] close(5 [pid 1299] write(3, "1000", 4 [pid 1298] <... openat resumed>) = 4 [pid 1297] <... close resumed>) = 0 [pid 1296] <... close resumed>) = 0 [pid 1299] <... write resumed>) = 4 [pid 1297] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1296] close(4 [pid 1298] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1299] close(3 [pid 1298] <... openat resumed>) = 5 [pid 1296] <... close resumed>) = 0 [pid 1298] setns(201, 0 [pid 1296] close(5 [pid 1298] <... setns resumed>) = 0 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1296] close(6 [pid 1299] <... close resumed>) = 0 [pid 1298] <... socket resumed>) = 6 [pid 1297] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) executing program [pid 1299] symlink("/dev/binderfs", "./binderfs" [pid 1297] close(3 [pid 1299] <... symlink resumed>) = 0 [pid 1297] <... close resumed>) = 0 [pid 1299] write(1, "executing program\n", 18 [pid 1297] close(4 [pid 1299] <... write resumed>) = 18 [pid 1299] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1298] setns(5, 0 [pid 1297] <... close resumed>) = 0 [pid 1296] <... close resumed>) = 0 [pid 1298] <... setns resumed>) = 0 [pid 1296] close(7 [pid 1298] close(5 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... openat resumed>) = 3 [pid 1298] <... close resumed>) = 0 [pid 1297] close(5 [pid 1296] close(8 [pid 1299] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1298] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... openat resumed>) = 4 [pid 1297] close(6) = 0 [pid 1297] close(7 [pid 1296] close(9 [pid 1299] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... openat resumed>) = 5 [pid 1298] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1297] close(8 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(3 [pid 1296] close(10 [pid 1299] setns(201, 0 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... setns resumed>) = 0 [pid 1297] close(9 [pid 1299] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1298] <... close resumed>) = 0 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(11 [pid 1299] <... socket resumed>) = 6 [pid 1298] close(4 [pid 1297] close(10 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] setns(5, 0 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... setns resumed>) = 0 [pid 1297] close(11 [pid 1298] <... close resumed>) = 0 [pid 1296] close(12 [pid 1299] close(5 [pid 1298] close(5 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(13 [pid 1299] <... close resumed>) = 0 [pid 1298] close(6 [pid 1297] close(12 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1298] <... close resumed>) = 0 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(14 [pid 1298] close(7 [pid 1297] close(13 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(8 [pid 1296] close(15 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(9 [pid 1296] close(16 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1298] close(10 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(17 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(11 [pid 1296] close(18 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(3 [pid 1298] close(12 [pid 1297] close(14 [pid 1296] close(19 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... close resumed>) = 0 [pid 1298] close(13 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(4 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(15 [pid 1296] close(20 [pid 1299] <... close resumed>) = 0 [pid 1298] close(14 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(5 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(16 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(15 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(21 [pid 1299] close(6 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(17 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... close resumed>) = 0 [pid 1298] close(16 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(22 [pid 1299] close(7 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(18 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(17 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(23 [pid 1299] close(8 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(19 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(18 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(9 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(20 [pid 1296] close(24 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(19 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(10 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(21 [pid 1296] close(25 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(20 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(11 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] close(22 [pid 1296] close(26 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(21 [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(12 [pid 1297] close(23 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] close(27 [pid 1299] close(13 [pid 1298] close(22 [pid 1297] close(24 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(14 [pid 1297] close(25 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(15 [pid 1298] close(23 [pid 1297] close(26 [pid 1296] close(28 [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] close(24) = -1 EBADF (Bad file descriptor) [pid 1296] close(29 [pid 1298] close(25 [pid 1296] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(16 [pid 1298] close(26 [pid 1297] close(27 [pid 1296] exit_group(0 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1296] <... exit_group resumed>) = ? [pid 1299] close(17 [pid 1298] close(27 [pid 1297] close(28 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(18 [pid 1298] close(28 [pid 1297] close(29 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(19 [pid 1298] close(29 [pid 1297] exit_group(0 [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1297] <... exit_group resumed>) = ? [pid 1299] close(20 [pid 1298] exit_group(0 [pid 1297] +++ exited with 0 +++ [pid 1296] +++ exited with 0 +++ [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1298] <... exit_group resumed>) = ? [pid 1299] close(21 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(22) = -1 EBADF (Bad file descriptor) [pid 1299] close(23) = -1 EBADF (Bad file descriptor) [pid 1299] close(24) = -1 EBADF (Bad file descriptor) [pid 1299] close(25 [pid 303] umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1299] close(26 [pid 1298] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1299] close(27 [pid 303] openat(AT_FDCWD, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1299] close(28) = -1 EBADF (Bad file descriptor) [pid 1299] close(29 [pid 303] newfstatat(3, "", [pid 1299] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1299] exit_group(0 [pid 303] getdents64(3, [pid 1299] <... exit_group resumed>) = ? [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1299] +++ exited with 0 +++ [pid 303] umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./245/binderfs", [pid 301] <... restart_syscall resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./245/binderfs" [pid 301] umount2("./242", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... unlink resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] getdents64(3, [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./242", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] close(3) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] rmdir("./245") = 0 [pid 301] newfstatat(3, "", [pid 303] mkdir("./246", 0777) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./242/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 248 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./242/binderfs", ./strace-static-x86_64: Process 1300 attached {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./242/binderfs" [pid 1300] set_robust_list(0x555569336660, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 1300] <... set_robust_list resumed>) = 0 [pid 1300] chdir("./246" [pid 301] <... unlink resumed>) = 0 [pid 1300] <... chdir resumed>) = 0 [pid 1300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1300] setpgid(0, 0) = 0 [pid 1300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] getdents64(3, [pid 302] umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 1300] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 1300] write(3, "1000", 4 [pid 302] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] rmdir("./242" [pid 1300] <... write resumed>) = 4 [pid 1300] close(3 [pid 302] <... openat resumed>) = 3 [pid 1300] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1300] symlink("/dev/binderfs", "./binderfs" [pid 306] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] mkdir("./243", 0777 [pid 1300] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1300] write(1, "executing program\n", 18) = 18 [pid 1300] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] getdents64(3, [pid 301] <... mkdir resumed>) = 0 executing program [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1300] <... openat resumed>) = 3 [pid 1300] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1300] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1300] setns(201, 0) = 0 [pid 1300] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1300] setns(5, 0) = 0 [pid 1300] close(5) = 0 [pid 1300] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1300] close(3./strace-static-x86_64: Process 1301 attached ) = 0 [pid 306] <... openat resumed>) = 3 [pid 1301] set_robust_list(0x555569336660, 24 [pid 302] newfstatat(AT_FDCWD, "./257/binderfs", [pid 306] newfstatat(3, "", [pid 1301] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] unlink("./257/binderfs" [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 245 [pid 306] getdents64(3, [pid 1300] close(4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1300] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1300] close(5 [pid 306] umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1301] chdir("./243" [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 1301] <... chdir resumed>) = 0 [pid 1300] close(6 [pid 306] newfstatat(AT_FDCWD, "./246/binderfs", [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1300] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 1301] <... prctl resumed>) = 0 [pid 1300] close(7 [pid 306] unlink("./246/binderfs" [pid 1301] setpgid(0, 0 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1301] <... setpgid resumed>) = 0 [pid 1300] close(8 [pid 306] <... unlink resumed>) = 0 [pid 302] rmdir("./257" [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1300] close(9) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1300] close(10) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./258", 0777 [pid 1301] <... openat resumed>) = 3 [pid 1300] close(11 [pid 306] getdents64(3, [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 executing program [pid 1301] write(3, "1000", 4 [pid 1300] close(12 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1301] <... write resumed>) = 4 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1301] close(3 [pid 1300] close(13 [pid 306] close(3 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = 0 [pid 1300] close(14 [pid 306] <... close resumed>) = 0 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] symlink("/dev/binderfs", "./binderfs" [pid 1300] close(15 [pid 306] rmdir("./246" [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... symlink resumed>) = 0 [pid 1300] close(16 [pid 1301] write(1, "executing program\n", 18 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1301] <... write resumed>) = 18 [pid 1300] close(17 [pid 306] mkdir("./247", 0777 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1300] close(18 [pid 1301] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1300] close(19 [pid 306] <... mkdir resumed>) = 0 [pid 1300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1300] close(20) = -1 EBADF (Bad file descriptor) [pid 1300] close(21) = -1 EBADF (Bad file descriptor) [pid 1300] close(22) = -1 EBADF (Bad file descriptor) [pid 1300] close(23) = -1 EBADF (Bad file descriptor) [pid 1300] close(24) = -1 EBADF (Bad file descriptor) [pid 1300] close(25) = -1 EBADF (Bad file descriptor) [pid 1300] close(26) = -1 EBADF (Bad file descriptor) [pid 1300] close(27) = -1 EBADF (Bad file descriptor) [pid 1300] close(28) = -1 EBADF (Bad file descriptor) [pid 1300] close(29) = -1 EBADF (Bad file descriptor) [pid 1300] exit_group(0) = ? [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1303 attached ./strace-static-x86_64: Process 1302 attached [pid 1301] <... openat resumed>) = 3 [pid 1300] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 260 [pid 1302] set_robust_list(0x555569336660, 24 [pid 1301] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 249 [pid 1303] set_robust_list(0x555569336660, 24 [pid 1302] <... set_robust_list resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1303] <... set_robust_list resumed>) = 0 [pid 1302] chdir("./258" [pid 1301] <... openat resumed>) = 4 [pid 1303] chdir("./247" [pid 1302] <... chdir resumed>) = 0 [pid 1302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1301] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1303] <... chdir resumed>) = 0 [pid 1303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1302] <... prctl resumed>) = 0 [pid 303] umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1302] setpgid(0, 0 [pid 1301] <... openat resumed>) = 5 [pid 1303] <... prctl resumed>) = 0 [pid 1302] <... setpgid resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1303] setpgid(0, 0 [pid 1302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1301] setns(201, 0 [pid 303] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1303] <... setpgid resumed>) = 0 [pid 1301] <... setns resumed>) = 0 [pid 1303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1302] <... openat resumed>) = 3 [pid 1301] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... openat resumed>) = 3 [pid 1302] write(3, "1000", 4 [pid 303] newfstatat(3, "", [pid 1302] <... write resumed>) = 4 [pid 1301] <... socket resumed>) = 6 [pid 1302] close(3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1302] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1302] symlink("/dev/binderfs", "./binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1302] <... symlink resumed>) = 0 [pid 303] umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1302] write(1, "executing program\n", 18 [pid 1303] <... openat resumed>) = 3 executing program [pid 1301] setns(5, 0 [pid 1303] write(3, "1000", 4 [pid 1302] <... write resumed>) = 18 [pid 1301] <... setns resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./246/binderfs", [pid 1303] <... write resumed>) = 4 [pid 1302] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1301] close(5 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1303] close(3 [pid 1302] <... openat resumed>) = 3 [pid 1301] <... close resumed>) = 0 [pid 303] unlink("./246/binderfs" [pid 1303] <... close resumed>) = 0 [pid 1302] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1301] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... unlink resumed>) = 0 [pid 1303] symlink("/dev/binderfs", "./binderfs" [pid 1302] <... openat resumed>) = 4 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1303] <... symlink resumed>) = 0 [pid 1302] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] close(3 [pid 1303] write(1, "executing program\n", 18executing program [pid 1302] <... openat resumed>) = 5 [pid 1301] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... close resumed>) = 0 [pid 1303] <... write resumed>) = 18 [pid 1301] close(3 [pid 303] rmdir("./246" [pid 1303] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1302] setns(201, 0 [pid 303] <... rmdir resumed>) = 0 [pid 1301] <... close resumed>) = 0 [pid 1303] <... openat resumed>) = 3 [pid 1302] <... setns resumed>) = 0 [pid 1302] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1301] close(4 [pid 303] mkdir("./247", 0777 [pid 1303] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1302] setns(5, 0 [pid 303] <... mkdir resumed>) = 0 [pid 1303] <... openat resumed>) = 4 [pid 1302] <... setns resumed>) = 0 [pid 1301] <... close resumed>) = 0 [pid 1303] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1302] close(5 [pid 1301] close(5 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1303] <... openat resumed>) = 5 [pid 1302] <... close resumed>) = 0 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1304 attached [pid 1303] setns(201, 0 [pid 1301] close(6 [pid 1302] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1304] set_robust_list(0x555569336660, 24) = 0 [pid 1303] <... setns resumed>) = 0 [pid 1302] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1301] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 249 [pid 1304] chdir("./247" [pid 1303] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1302] close(3 [pid 1301] close(7 [pid 1302] <... close resumed>) = 0 [pid 1302] close(4) = 0 [pid 1303] <... socket resumed>) = 6 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... chdir resumed>) = 0 [pid 1303] setns(5, 0 [pid 1301] close(8 [pid 1302] close(5 [pid 1304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... prctl resumed>) = 0 [pid 1303] <... setns resumed>) = 0 [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(9 [pid 1304] setpgid(0, 0 [pid 1303] close(5 [pid 1302] close(6 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1302] <... close resumed>) = 0 [pid 1301] close(10 [pid 1304] <... setpgid resumed>) = 0 [pid 1303] <... close resumed>) = 0 [pid 1302] close(7 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1302] close(8) = -1 EBADF (Bad file descriptor) [pid 1302] close(9) = -1 EBADF (Bad file descriptor) [pid 1302] close(10) = -1 EBADF (Bad file descriptor) [pid 1302] close(11) = -1 EBADF (Bad file descriptor) [pid 1302] close(12) = -1 EBADF (Bad file descriptor) [pid 1302] close(13) = -1 EBADF (Bad file descriptor) [pid 1302] close(14) = -1 EBADF (Bad file descriptor) [pid 1302] close(15) = -1 EBADF (Bad file descriptor) [pid 1302] close(16) = -1 EBADF (Bad file descriptor) [pid 1302] close(17) = -1 EBADF (Bad file descriptor) [pid 1302] close(18) = -1 EBADF (Bad file descriptor) [pid 1302] close(19) = -1 EBADF (Bad file descriptor) [pid 1302] close(20) = -1 EBADF (Bad file descriptor) [pid 1302] close(21) = -1 EBADF (Bad file descriptor) [pid 1302] close(22) = -1 EBADF (Bad file descriptor) [pid 1302] close(23) = -1 EBADF (Bad file descriptor) [pid 1302] close(24) = -1 EBADF (Bad file descriptor) [pid 1302] close(25) = -1 EBADF (Bad file descriptor) [pid 1302] close(26 [pid 1304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(11 [pid 1302] close(27 [pid 1303] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1302] close(28 [pid 1304] <... openat resumed>) = 3 [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(12 [pid 1302] close(29 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(13 [pid 1304] write(3, "1000", 4 [pid 1302] exit_group(0 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... write resumed>) = 4 [pid 1301] close(14 [pid 1304] close(3 [pid 1303] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... close resumed>) = 0 [pid 1303] close(3 [pid 1302] <... exit_group resumed>) = ? [pid 1301] close(15 [pid 1304] symlink("/dev/binderfs", "./binderfs" [pid 1303] <... close resumed>) = 0 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... symlink resumed>) = 0 [pid 1303] close(4 [pid 1302] +++ exited with 0 +++ [pid 1301] close(16 executing program [pid 1304] write(1, "executing program\n", 18 [pid 1303] <... close resumed>) = 0 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1304] <... write resumed>) = 18 [pid 1303] close(5 [pid 1301] close(17 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1304] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1303] close(6 [pid 1301] close(18 [pid 1304] <... openat resumed>) = 3 [pid 1303] <... close resumed>) = 0 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1303] close(7 [pid 1301] close(19 [pid 1304] <... openat resumed>) = 4 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1303] close(8 [pid 1301] close(20 [pid 1304] <... openat resumed>) = 5 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] setns(201, 0 [pid 1303] close(9 [pid 1304] <... setns resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(21 [pid 1304] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1303] close(10 [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... socket resumed>) = 6 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(22 [pid 1304] setns(5, 0 [pid 1303] close(11 [pid 1304] <... setns resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(5 [pid 1303] close(12 [pid 1301] close(23 [pid 1304] <... close resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(13 [pid 1301] close(24 [pid 1304] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(14 [pid 1301] close(25 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] close(26 [pid 1303] close(15 [pid 1304] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(3 [pid 1303] close(16 [pid 1301] close(27 [pid 1304] <... close resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(4 [pid 1303] close(17 [pid 1301] close(28 [pid 1304] <... close resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(5 [pid 1303] close(18 [pid 1301] close(29 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(6 [pid 1303] close(19 [pid 1301] exit_group(0 [pid 1304] <... close resumed>) = 0 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(7 [pid 1301] <... exit_group resumed>) = ? [pid 1303] close(20 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(8 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1301] +++ exited with 0 +++ [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(21 [pid 1304] close(9 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1303] close(22 [pid 1304] close(10 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(11 [pid 1303] close(23 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(12 [pid 1303] close(24 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(13 [pid 302] <... restart_syscall resumed>) = 0 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(25 [pid 1304] close(14) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(15 [pid 1303] close(26 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(16) = -1 EBADF (Bad file descriptor) [pid 1303] close(27 [pid 1304] close(17 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(28 [pid 1304] close(18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(19 [pid 302] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] close(29 [pid 1304] close(20 [pid 1303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1303] exit_group(0 [pid 302] newfstatat(3, "", [pid 1304] close(21 [pid 1303] <... exit_group resumed>) = ? [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1304] close(22 [pid 1303] +++ exited with 0 +++ [pid 302] getdents64(3, [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1304] close(23 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1304] close(24 [pid 302] umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1304] close(25 [pid 302] newfstatat(AT_FDCWD, "./258/binderfs", [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1304] close(26 [pid 302] unlink("./258/binderfs" [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1304] close(27 [pid 302] <... unlink resumed>) = 0 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1304] close(28 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1304] close(29) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1304] exit_group(0 [pid 302] rmdir("./258" [pid 1304] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 1304] +++ exited with 0 +++ [pid 302] mkdir("./259", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1305 attached [pid 301] umount2("./243", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1305] set_robust_list(0x555569336660, 24 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 261 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1305] <... set_robust_list resumed>) = 0 [pid 1305] chdir("./259" [pid 301] openat(AT_FDCWD, "./243", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1305] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(3, "", [pid 1305] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1305] setpgid(0, 0 [pid 301] getdents64(3, [pid 1305] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./243/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1305] <... openat resumed>) = 3 [pid 303] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1305] write(3, "1000", 4 [pid 303] <... openat resumed>) = 3 [pid 1305] <... write resumed>) = 4 [pid 303] newfstatat(3, "", [pid 301] newfstatat(AT_FDCWD, "./243/binderfs", [pid 1305] close(3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1305] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1305] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] unlink("./243/binderfs" [pid 1305] write(1, "executing program\n", 18 [pid 303] umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1305] <... write resumed>) = 18 [pid 306] umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1305] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 1305] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(AT_FDCWD, "./247/binderfs", [pid 1305] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 303] unlink("./247/binderfs" [pid 1305] <... openat resumed>) = 4 [pid 306] newfstatat(3, "", [pid 303] <... unlink resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1305] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] close(3 [pid 306] getdents64(3, [pid 1305] <... openat resumed>) = 5 [pid 303] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... close resumed>) = 0 [pid 1305] setns(201, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1305] <... setns resumed>) = 0 [pid 306] umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] close(3 [pid 301] rmdir("./243" [pid 1305] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... close resumed>) = 0 [pid 303] rmdir("./247") = 0 [pid 303] mkdir("./248", 0777) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1305] <... socket resumed>) = 6 [pid 306] newfstatat(AT_FDCWD, "./247/binderfs", [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1306 attached [pid 1305] setns(5, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] mkdir("./244", 0777 [pid 1306] set_robust_list(0x555569336660, 24 [pid 1305] <... setns resumed>) = 0 [pid 306] unlink("./247/binderfs" [pid 301] <... mkdir resumed>) = 0 [pid 1306] <... set_robust_list resumed>) = 0 [pid 1305] close(5 [pid 1306] chdir("./248" [pid 306] <... unlink resumed>) = 0 [pid 1305] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 250 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1306] <... chdir resumed>) = 0 [pid 1305] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] getdents64(3, [pid 1306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 1306] setpgid(0, 0./strace-static-x86_64: Process 1307 attached ) = 0 [pid 1305] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 246 [pid 1307] set_robust_list(0x555569336660, 24 [pid 1305] close(3 [pid 306] rmdir("./247" [pid 1307] <... set_robust_list resumed>) = 0 [pid 1305] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] mkdir("./248", 0777 [pid 1306] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 1307] chdir("./244" [pid 1305] close(4 [pid 1306] write(3, "1000", 4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1305] <... close resumed>) = 0 [pid 1306] <... write resumed>) = 4 [pid 1307] <... chdir resumed>) = 0 [pid 1305] close(5 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 250 [pid 1307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1306] close(3 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... prctl resumed>) = 0 [pid 1306] <... close resumed>) = 0 [pid 1305] close(6 [pid 1307] setpgid(0, 0 [pid 1306] symlink("/dev/binderfs", "./binderfs" [pid 1307] <... setpgid resumed>) = 0 [pid 1305] <... close resumed>) = 0 ./strace-static-x86_64: Process 1308 attached [pid 1307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1306] <... symlink resumed>) = 0 executing program [pid 1305] close(7 [pid 1308] set_robust_list(0x555569336660, 24 [pid 1307] <... openat resumed>) = 3 [pid 1306] write(1, "executing program\n", 18 [pid 1308] <... set_robust_list resumed>) = 0 [pid 1307] write(3, "1000", 4 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] <... write resumed>) = 18 [pid 1308] chdir("./248" [pid 1307] <... write resumed>) = 4 [pid 1306] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1305] close(8 [pid 1308] <... chdir resumed>) = 0 [pid 1307] close(3 [pid 1306] <... openat resumed>) = 3 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1307] <... close resumed>) = 0 [pid 1308] <... prctl resumed>) = 0 [pid 1306] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1305] close(9 [pid 1307] symlink("/dev/binderfs", "./binderfs" [pid 1308] setpgid(0, 0) = 0 [pid 1307] <... symlink resumed>) = 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] <... openat resumed>) = 4 executing program [pid 1308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1307] write(1, "executing program\n", 18 [pid 1306] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1305] close(10 [pid 1308] <... openat resumed>) = 3 [pid 1307] <... write resumed>) = 18 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] write(3, "1000", 4 [pid 1306] <... openat resumed>) = 5 [pid 1305] close(11 [pid 1308] <... write resumed>) = 4 [pid 1307] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1306] setns(201, 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(3 [pid 1307] <... openat resumed>) = 3 [pid 1306] <... setns resumed>) = 0 [pid 1305] close(12 [pid 1308] <... close resumed>) = 0 [pid 1307] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1308] symlink("/dev/binderfs", "./binderfs" [pid 1306] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... openat resumed>) = 4 [pid 1308] <... symlink resumed>) = 0 [pid 1307] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLYexecuting program [pid 1306] <... socket resumed>) = 6 [pid 1305] close(13 [pid 1308] write(1, "executing program\n", 18 [pid 1307] <... openat resumed>) = 5 [pid 1306] setns(5, 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... write resumed>) = 18 [pid 1307] setns(201, 0 [pid 1306] <... setns resumed>) = 0 [pid 1305] close(14 [pid 1308] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1307] <... setns resumed>) = 0 [pid 1306] close(5 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1306] <... close resumed>) = 0 [pid 1305] close(15 [pid 1308] <... openat resumed>) = 3 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1305] close(16 [pid 1307] <... socket resumed>) = 6 [pid 1308] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... openat resumed>) = 4 [pid 1307] setns(5, 0 [pid 1305] close(17 [pid 1308] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1307] <... setns resumed>) = 0 [pid 1306] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... openat resumed>) = 5 [pid 1307] close(5 [pid 1306] close(3 [pid 1305] close(18 [pid 1308] setns(201, 0 [pid 1307] <... close resumed>) = 0 [pid 1308] <... setns resumed>) = 0 [pid 1307] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1306] <... close resumed>) = 0 [pid 1305] close(19 [pid 1308] <... socket resumed>) = 6 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(4) = 0 [pid 1308] setns(5, 0 [pid 1305] close(20 [pid 1306] close(5 [pid 1308] <... setns resumed>) = 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(5 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(21 [pid 1307] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = 0 [pid 1307] close(3 [pid 1306] close(6 [pid 1305] close(22 [pid 1308] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1307] <... close resumed>) = 0 [pid 1306] <... close resumed>) = 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(4 [pid 1306] close(7 [pid 1305] close(23 [pid 1308] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1307] <... close resumed>) = 0 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(3 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(5 [pid 1306] close(8 [pid 1308] <... close resumed>) = 0 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(24) = -1 EBADF (Bad file descriptor) [pid 1307] close(6 [pid 1306] close(9 [pid 1308] close(4 [pid 1305] close(25 [pid 1307] <... close resumed>) = 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = 0 [pid 1305] close(26 [pid 1308] close(5 [pid 1307] close(7 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(10 [pid 1308] close(6 [pid 1307] close(8 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(27 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(11 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = 0 [pid 1307] close(9 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(28 [pid 1308] close(7 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(12 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(10 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(29 [pid 1308] close(8) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(13 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(9 [pid 1307] close(11 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(14 [pid 1305] exit_group(0 [pid 1308] close(10 [pid 1307] close(12 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(15 [pid 1305] <... exit_group resumed>) = ? [pid 1308] close(11 [pid 1307] close(13 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(16 [pid 1305] +++ exited with 0 +++ [pid 1308] close(12 [pid 1307] close(14 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(17 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1308] close(13 [pid 1307] close(15 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1308] close(14 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(18 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(16 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(15 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(19 [pid 1308] close(16 [pid 1307] close(17 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(17 [pid 1306] close(20 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(18 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(18 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(21 [pid 1308] close(19 [pid 1307] close(19 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(20 [pid 1306] close(22 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(20 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(21 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(23 [pid 1308] close(22 [pid 1307] close(21 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(23 [pid 1306] close(24 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(22 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(24 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(25 [pid 1308] close(25 [pid 1307] close(23 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(26 [pid 1306] close(26 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(24 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(27 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(27 [pid 1308] close(28 [pid 1307] close(25 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] close(29 [pid 1306] close(28 [pid 1308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1307] close(26 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] exit_group(0 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] close(29 [pid 1308] <... exit_group resumed>) = ? [pid 1307] close(27 [pid 1306] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1308] +++ exited with 0 +++ [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] exit_group(0 [pid 1307] close(28 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1306] <... exit_group resumed>) = ? [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1307] close(29 [pid 1306] +++ exited with 0 +++ [pid 1307] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1307] exit_group(0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1307] <... exit_group resumed>) = ? [pid 306] umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1307] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 306] newfstatat(3, "", [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./259/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./259/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./248/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3, [pid 306] unlink("./248/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 302] close(3 [pid 306] getdents64(3, [pid 302] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 302] rmdir("./259" [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./248" [pid 302] <... rmdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 302] mkdir("./260", 0777 [pid 306] mkdir("./249", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1309 attached ./strace-static-x86_64: Process 1310 attached [pid 1310] set_robust_list(0x555569336660, 24 [pid 1309] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 262 [pid 1310] <... set_robust_list resumed>) = 0 [pid 1309] <... set_robust_list resumed>) = 0 [pid 1310] chdir("./249" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 251 [pid 1310] <... chdir resumed>) = 0 [pid 1309] chdir("./260" [pid 1310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1309] <... chdir resumed>) = 0 [pid 1310] <... prctl resumed>) = 0 [pid 1309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1310] setpgid(0, 0 [pid 1309] <... prctl resumed>) = 0 [pid 1310] <... setpgid resumed>) = 0 [pid 1310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1309] setpgid(0, 0) = 0 [pid 1310] <... openat resumed>) = 3 [pid 1309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1310] write(3, "1000", 4 [pid 303] <... restart_syscall resumed>) = 0 [pid 1310] <... write resumed>) = 4 [pid 1310] close(3 [pid 1309] <... openat resumed>) = 3 [pid 1310] <... close resumed>) = 0 [pid 303] umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1310] symlink("/dev/binderfs", "./binderfs" [pid 1309] write(3, "1000", 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1310] <... symlink resumed>) = 0 [pid 1309] <... write resumed>) = 4 executing program [pid 303] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1310] write(1, "executing program\n", 18 [pid 1309] close(3 [pid 303] <... openat resumed>) = 3 [pid 1310] <... write resumed>) = 18 [pid 1309] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1310] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1309] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1310] <... openat resumed>) = 3 [pid 1309] <... symlink resumed>) = 0 [pid 303] getdents64(3, [pid 1310] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 executing program [pid 301] <... restart_syscall resumed>) = 0 [pid 1309] write(1, "executing program\n", 18 [pid 303] umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1310] <... openat resumed>) = 4 [pid 1309] <... write resumed>) = 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1310] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1309] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] newfstatat(AT_FDCWD, "./248/binderfs", [pid 1310] <... openat resumed>) = 5 [pid 1309] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1310] setns(201, 0 [pid 1309] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] unlink("./248/binderfs" [pid 1310] <... setns resumed>) = 0 [pid 1309] <... openat resumed>) = 4 [pid 303] <... unlink resumed>) = 0 [pid 301] umount2("./244", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1310] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1309] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1310] <... socket resumed>) = 6 [pid 1309] <... openat resumed>) = 5 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./244", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1310] setns(5, 0 [pid 1309] setns(201, 0 [pid 303] close(3 [pid 1310] <... setns resumed>) = 0 [pid 1309] <... setns resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1310] close(5 [pid 1309] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] rmdir("./248" [pid 1309] <... socket resumed>) = 6 [pid 303] <... rmdir resumed>) = 0 [pid 1309] setns(5, 0 [pid 303] mkdir("./249", 0777 [pid 1309] <... setns resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1310] <... close resumed>) = 0 [pid 1309] close(5 [pid 1310] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1309] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1309] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1310] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] getdents64(3, [pid 1310] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1311 attached [pid 301] umount2("./244/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1311] set_robust_list(0x555569336660, 24 [pid 1310] <... close resumed>) = 0 [pid 1309] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1311] <... set_robust_list resumed>) = 0 [pid 1310] close(4 [pid 1309] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 251 [pid 301] newfstatat(AT_FDCWD, "./244/binderfs", [pid 1311] chdir("./249") = 0 [pid 1310] <... close resumed>) = 0 [pid 1309] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1310] close(5 [pid 1309] close(4 [pid 301] unlink("./244/binderfs" [pid 1311] <... prctl resumed>) = 0 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1311] setpgid(0, 0 [pid 1310] close(6 [pid 1309] close(5 [pid 301] getdents64(3, [pid 1311] <... setpgid resumed>) = 0 [pid 1310] <... close resumed>) = 0 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1310] close(7 [pid 1309] close(6 [pid 301] close(3 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1310] close(8) = -1 EBADF (Bad file descriptor) [pid 1309] close(7 [pid 301] rmdir("./244" [pid 1310] close(9 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1310] close(10 [pid 1309] close(8 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./245", 0777 [pid 1311] <... openat resumed>) = 3 [pid 1310] close(11 [pid 1309] close(9 [pid 301] <... mkdir resumed>) = 0 [pid 1311] write(3, "1000", 4 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... write resumed>) = 4 [pid 1310] close(12 [pid 1309] close(10 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1311] close(3 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1312 attached [pid 1311] <... close resumed>) = 0 [pid 1310] close(13 [pid 1309] close(11 [pid 1311] symlink("/dev/binderfs", "./binderfs" [pid 1312] set_robust_list(0x555569336660, 24 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1311] <... symlink resumed>) = 0 [pid 1312] <... set_robust_list resumed>) = 0 [pid 1310] close(14 [pid 1311] write(1, "executing program\n", 18 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(12 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 247 [pid 1312] chdir("./245" [pid 1311] <... write resumed>) = 18 [pid 1310] close(15 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(13 [pid 1310] close(16 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(14 [pid 1310] close(17 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(15 [pid 1310] close(18 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... chdir resumed>) = 0 [pid 1311] <... openat resumed>) = 3 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(16 [pid 1312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1311] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1310] close(19 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... prctl resumed>) = 0 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(17 [pid 1311] <... openat resumed>) = 4 [pid 1310] close(20 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] setpgid(0, 0 [pid 1311] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(18 [pid 1312] <... setpgid resumed>) = 0 [pid 1311] <... openat resumed>) = 5 [pid 1310] close(21 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(19 [pid 1312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1311] setns(201, 0 [pid 1310] close(22 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... openat resumed>) = 3 [pid 1311] <... setns resumed>) = 0 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(20 [pid 1312] write(3, "1000", 4 [pid 1311] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1312] <... write resumed>) = 4 [pid 1310] close(23 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] close(3 [pid 1311] <... socket resumed>) = 6 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(21 [pid 1312] <... close resumed>) = 0 [pid 1311] setns(5, 0 [pid 1310] close(24 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] symlink("/dev/binderfs", "./binderfs" [pid 1311] <... setns resumed>) = 0 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(22 [pid 1310] close(25 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... symlink resumed>) = 0 [pid 1311] close(5 [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(23 [pid 1310] close(26 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(24 [pid 1310] close(27 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(25 [pid 1310] close(28 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(26 [pid 1310] close(29 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1309] close(27 [pid 1311] <... close resumed>) = 0 executing program [pid 1310] exit_group(0 [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] write(1, "executing program\n", 18 [pid 1311] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1312] <... write resumed>) = 18 [pid 1310] <... exit_group resumed>) = ? [pid 1309] close(28 [pid 1312] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1311] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1310] +++ exited with 0 +++ [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... openat resumed>) = 3 [pid 1311] close(3 [pid 1309] close(29 [pid 1312] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... close resumed>) = 0 [pid 1309] exit_group(0 [pid 1312] <... openat resumed>) = 4 [pid 1311] close(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1312] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1311] <... close resumed>) = 0 [pid 1309] <... exit_group resumed>) = ? [pid 1312] <... openat resumed>) = 5 [pid 1311] close(5 [pid 1309] +++ exited with 0 +++ [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1312] setns(201, 0 [pid 1311] close(6 [pid 1312] <... setns resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1312] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1311] <... close resumed>) = 0 [pid 302] umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1312] <... socket resumed>) = 6 [pid 1311] close(7 [pid 306] umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1312] setns(5, 0 [pid 1311] close(8) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1312] <... setns resumed>) = 0 [pid 1311] close(9 [pid 302] <... openat resumed>) = 3 [pid 1312] close(5 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 1312] <... close resumed>) = 0 [pid 1311] close(10 [pid 306] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1312] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1311] close(11 [pid 302] umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./260/binderfs") = 0 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1312] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1311] close(12 [pid 306] umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 1312] close(3 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1312] <... close resumed>) = 0 [pid 1311] close(13 [pid 306] newfstatat(AT_FDCWD, "./249/binderfs", [pid 302] close(3 [pid 1312] close(4 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... close resumed>) = 0 [pid 1311] close(14 [pid 306] unlink("./249/binderfs" [pid 302] rmdir("./260" [pid 1312] <... close resumed>) = 0 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1312] close(5 [pid 1311] close(15 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./261", 0777 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(16 [pid 1312] close(6 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1312] <... close resumed>) = 0 [pid 1311] close(17 [pid 306] rmdir("./249"./strace-static-x86_64: Process 1313 attached [pid 1312] close(7 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1311] close(18 [pid 1313] set_robust_list(0x555569336660, 24 [pid 1312] close(8 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./250", 0777 [pid 1313] <... set_robust_list resumed>) = 0 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(19 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 263 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] close(9 [pid 1311] close(20 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1313] chdir("./261" [pid 1312] close(10 [pid 1311] close(21./strace-static-x86_64: Process 1314 attached ) = -1 EBADF (Bad file descriptor) [pid 1314] set_robust_list(0x555569336660, 24) = 0 [pid 1313] <... chdir resumed>) = 0 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(22 [pid 1312] close(11 [pid 1313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 252 [pid 1313] <... prctl resumed>) = 0 [pid 1312] close(12 [pid 1311] close(23 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] setpgid(0, 0 [pid 1312] close(13 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] <... setpgid resumed>) = 0 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(24 [pid 1312] close(14 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] chdir("./250" [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(25 [pid 1313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1314] <... chdir resumed>) = 0 [pid 1312] close(15 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(26 [pid 1314] <... prctl resumed>) = 0 [pid 1313] <... openat resumed>) = 3 [pid 1312] close(16 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] setpgid(0, 0) = 0 [pid 1311] close(27 [pid 1314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1313] write(3, "1000", 4 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] <... openat resumed>) = 3 [pid 1313] <... write resumed>) = 4 [pid 1312] close(17 [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] write(3, "1000", 4 [pid 1313] close(3 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] close(28 [pid 1314] <... write resumed>) = 4 [pid 1313] <... close resumed>) = 0 [pid 1312] close(18 [pid 1314] close(3) = 0 [pid 1313] symlink("/dev/binderfs", "./binderfs" [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1313] <... symlink resumed>) = 0 [pid 1312] close(19executing program [pid 1311] close(29 [pid 1314] write(1, "executing program\n", 18) = 18 [pid 1314] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY executing program [pid 1311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] write(1, "executing program\n", 18 [pid 1314] <... openat resumed>) = 3 [pid 1313] <... write resumed>) = 18 [pid 1312] close(20 [pid 1311] exit_group(0 [pid 1314] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1313] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1311] <... exit_group resumed>) = ? [pid 1312] close(21 [pid 1314] <... openat resumed>) = 4 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1314] setns(201, 0) = 0 [pid 1314] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1311] +++ exited with 0 +++ [pid 1314] setns(5, 0) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1313] <... openat resumed>) = 3 [pid 1312] close(22 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1314] close(5) = 0 [pid 1314] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1313] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] close(23) = -1 EBADF (Bad file descriptor) [pid 1312] close(24 [pid 1313] <... openat resumed>) = 4 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1312] close(25 [pid 1314] close(3) = 0 [pid 1314] close(4) = 0 [pid 1313] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(5 [pid 1312] close(26 [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] <... openat resumed>) = 5 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(6 [pid 1313] setns(201, 0 [pid 1312] close(27 [pid 1314] <... close resumed>) = 0 [pid 1313] <... setns resumed>) = 0 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(7 [pid 1313] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1312] close(28 [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1312] close(29 [pid 1314] close(8) = -1 EBADF (Bad file descriptor) [pid 1313] <... socket resumed>) = 6 [pid 1312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(9 [pid 1313] setns(5, 0 [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(10 [pid 1313] <... setns resumed>) = 0 [pid 1312] exit_group(0 [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] close(5 [pid 1314] close(11 [pid 1312] <... exit_group resumed>) = ? [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(12) = -1 EBADF (Bad file descriptor) [pid 1314] close(13) = -1 EBADF (Bad file descriptor) [pid 1314] close(14) = -1 EBADF (Bad file descriptor) [pid 1314] close(15) = -1 EBADF (Bad file descriptor) [pid 1314] close(16) = -1 EBADF (Bad file descriptor) [pid 1314] close(17) = -1 EBADF (Bad file descriptor) [pid 1314] close(18) = -1 EBADF (Bad file descriptor) [pid 1314] close(19 [pid 1312] +++ exited with 0 +++ [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1314] close(20 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1314] close(21 [pid 1313] <... close resumed>) = 0 [pid 1314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1314] close(22) = -1 EBADF (Bad file descriptor) [pid 1314] close(23) = -1 EBADF (Bad file descriptor) [pid 1314] close(24) = -1 EBADF (Bad file descriptor) [pid 1314] close(25) = -1 EBADF (Bad file descriptor) [pid 1314] close(26) = -1 EBADF (Bad file descriptor) [pid 1314] close(27) = -1 EBADF (Bad file descriptor) [pid 1314] close(28) = -1 EBADF (Bad file descriptor) [pid 1314] close(29) = -1 EBADF (Bad file descriptor) [pid 1314] exit_group(0) = ? [pid 1313] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1313] close(3 [pid 1314] +++ exited with 0 +++ [pid 1313] <... close resumed>) = 0 [pid 1313] close(4 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1313] <... close resumed>) = 0 [pid 306] umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1313] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] close(6 [pid 306] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1313] <... close resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1313] close(7 [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1313] close(8 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1313] close(9 [pid 306] umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1313] close(10 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1313] close(11 [pid 306] newfstatat(AT_FDCWD, "./250/binderfs", [pid 303] newfstatat(3, "", [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1313] close(12 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1313] close(13 [pid 306] unlink("./250/binderfs" [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1313] close(14 [pid 306] <... unlink resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1313] close(15 [pid 303] umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] close(3 [pid 1313] close(16 [pid 303] newfstatat(AT_FDCWD, "./249/binderfs", [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1313] close(17 [pid 306] rmdir("./250" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./249/binderfs" [pid 1313] close(18 [pid 306] <... rmdir resumed>) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1313] close(19) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./251", 0777 [pid 1313] close(20) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] getdents64(3, [pid 1313] close(21) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1313] close(22 [pid 303] close(3 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1315 attached [pid 1313] close(23 [pid 303] <... close resumed>) = 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] set_robust_list(0x555569336660, 24 [pid 1313] close(24) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./249" [pid 1313] close(25 [pid 1315] <... set_robust_list resumed>) = 0 [pid 1315] chdir("./251" [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 253 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1313] close(26) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./250", 0777 [pid 1313] close(27 [pid 1315] <... chdir resumed>) = 0 [pid 1315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1315] <... prctl resumed>) = 0 [pid 1313] close(28 [pid 1315] setpgid(0, 0 [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] <... setpgid resumed>) = 0 [pid 1313] close(29 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] umount2("./245", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1315] 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, "./245", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1315] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1316 attached [pid 1313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1315] write(3, "1000", 4 [pid 301] newfstatat(3, "", [pid 1315] <... write resumed>) = 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1315] close(3 [pid 301] getdents64(3, [pid 1315] <... close resumed>) = 0 [pid 1315] symlink("/dev/binderfs", "./binderfs" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1316] set_robust_list(0x555569336660, 24 [pid 1315] <... symlink resumed>) = 0 [pid 1313] exit_group(0 [pid 301] umount2("./245/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1316] <... set_robust_list resumed>) = 0 [pid 1313] <... exit_group resumed>) = ? [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 252 [pid 1316] chdir("./250" [pid 1315] write(1, "executing program\n", 18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1315] <... write resumed>) = 18 [pid 1315] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] newfstatat(AT_FDCWD, "./245/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1315] <... openat resumed>) = 3 [pid 301] unlink("./245/binderfs" [pid 1313] +++ exited with 0 +++ executing program [pid 1316] <... chdir resumed>) = 0 [pid 1315] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... unlink resumed>) = 0 [pid 1316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1315] <... openat resumed>) = 4 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1316] <... prctl resumed>) = 0 [pid 301] getdents64(3, [pid 1316] setpgid(0, 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1316] <... setpgid resumed>) = 0 [pid 1315] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] close(3 [pid 1316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1315] <... openat resumed>) = 5 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./245") = 0 [pid 301] mkdir("./246", 0777 [pid 1316] <... openat resumed>) = 3 [pid 1315] setns(201, 0 [pid 301] <... mkdir resumed>) = 0 [pid 1316] write(3, "1000", 4 [pid 1315] <... setns resumed>) = 0 [pid 1316] <... write resumed>) = 4 [pid 1315] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1316] close(3) = 0 [pid 1315] <... socket resumed>) = 6 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1316] symlink("/dev/binderfs", "./binderfs" [pid 1315] setns(5, 0./strace-static-x86_64: Process 1317 attached ) = 0 [pid 1316] <... symlink resumed>) = 0 [pid 1315] close(5 [pid 1317] set_robust_list(0x555569336660, 24 [pid 1315] <... close resumed>) = 0 [pid 1315] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1317] <... set_robust_list resumed>) = 0 [pid 1316] write(1, "executing program\n", 18 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 248 [pid 1317] chdir("./246" [pid 1316] <... write resumed>) = 18 [pid 1317] <... chdir resumed>) = 0 [pid 1317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1316] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1317] <... prctl resumed>) = 0 [pid 1317] setpgid(0, 0 [pid 1316] <... openat resumed>) = 3 [pid 1315] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1317] <... setpgid resumed>) = 0 [pid 1316] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1315] close(3 [pid 1317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1315] <... close resumed>) = 0 [pid 1315] close(4 [pid 1316] <... openat resumed>) = 4 [pid 1315] <... close resumed>) = 0 [pid 1317] <... openat resumed>) = 3 [pid 1316] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1315] close(5) = -1 EBADF (Bad file descriptor) [pid 1317] write(3, "1000", 4 [pid 1315] close(6 [pid 1317] <... write resumed>) = 4 [pid 1315] <... close resumed>) = 0 [pid 1317] close(3 [pid 1315] close(7) = -1 EBADF (Bad file descriptor) [pid 1315] close(8) = -1 EBADF (Bad file descriptor) [pid 1315] close(9 [pid 1317] <... close resumed>) = 0 [pid 1316] <... openat resumed>) = 5 [pid 1317] symlink("/dev/binderfs", "./binderfs" [pid 1316] setns(201, 0 [pid 1317] <... symlink resumed>) = 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] write(1, "executing program\n", 18 [pid 1316] <... setns resumed>) = 0 [pid 1315] close(10executing program [pid 1316] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] close(11) = -1 EBADF (Bad file descriptor) [pid 1317] <... write resumed>) = 18 [pid 1316] <... socket resumed>) = 6 [pid 1315] close(12 [pid 1316] setns(5, 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] close(13) = -1 EBADF (Bad file descriptor) [pid 1315] close(14) = -1 EBADF (Bad file descriptor) [pid 1315] close(15) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1317] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1316] <... setns resumed>) = 0 [pid 1315] close(16 [pid 1317] <... openat resumed>) = 3 [pid 1316] close(5 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = 0 [pid 1315] close(17) = -1 EBADF (Bad file descriptor) [pid 1316] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1317] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1315] close(18 [pid 302] umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1315] close(19 [pid 302] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1315] close(20) = -1 EBADF (Bad file descriptor) [pid 1315] close(21 [pid 302] newfstatat(3, "", [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] <... openat resumed>) = 4 [pid 1315] close(22 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1317] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1316] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1315] close(23) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1316] close(3 [pid 1315] close(24 [pid 1317] <... openat resumed>) = 5 [pid 302] umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1317] setns(201, 0 [pid 1316] <... close resumed>) = 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] <... setns resumed>) = 0 [pid 1317] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1316] close(4 [pid 1317] <... socket resumed>) = 6 [pid 1316] <... close resumed>) = 0 [pid 1315] close(25 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1317] setns(5, 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./261/binderfs", [pid 1317] <... setns resumed>) = 0 [pid 1315] close(26 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1316] close(5 [pid 1317] close(5 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./261/binderfs" [pid 1317] <... close resumed>) = 0 [pid 1316] close(6 [pid 1315] close(27 [pid 302] <... unlink resumed>) = 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1315] close(28 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] close(29 [pid 302] close(3 [pid 1315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1317] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1316] close(7 [pid 1315] exit_group(0 [pid 302] rmdir("./261" [pid 1315] <... exit_group resumed>) = ? [pid 302] <... rmdir resumed>) = 0 [pid 1317] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1315] +++ exited with 0 +++ [pid 302] mkdir("./262", 0777 [pid 1317] close(3 [pid 1316] close(8 [pid 302] <... mkdir resumed>) = 0 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1316] close(9 [pid 1317] <... close resumed>) = 0 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1317] close(4 [pid 1316] close(10) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1317] <... close resumed>) = 0 [pid 1316] close(11./strace-static-x86_64: Process 1318 attached [pid 1317] close(5 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] close(12 [pid 1317] close(6 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 264 [pid 1318] set_robust_list(0x555569336660, 24 [pid 1317] <... close resumed>) = 0 [pid 1316] close(13 [pid 1318] <... set_robust_list resumed>) = 0 [pid 1317] close(7 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] chdir("./262" [pid 306] <... restart_syscall resumed>) = 0 [pid 1316] close(14 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(8 [pid 1316] close(15) = -1 EBADF (Bad file descriptor) [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(9 [pid 1316] close(16 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] <... chdir resumed>) = 0 [pid 1316] close(17 [pid 1317] close(10 [pid 1318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] <... prctl resumed>) = 0 [pid 1317] close(11 [pid 1316] close(18 [pid 306] umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1318] setpgid(0, 0 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(12 [pid 1316] close(19 [pid 1318] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1317] close(13 [pid 1318] <... openat resumed>) = 3 [pid 1316] close(20 [pid 306] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(14 [pid 1316] close(21 [pid 306] <... openat resumed>) = 3 [pid 1318] write(3, "1000", 4 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1318] <... write resumed>) = 4 [pid 1317] close(15 [pid 1316] close(22 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1318] close(3 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1318] <... close resumed>) = 0 [pid 1317] close(16 [pid 1316] close(23 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] symlink("/dev/binderfs", "./binderfs" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1317] close(17 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] close(24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1318] <... symlink resumed>) = 0 [pid 1317] close(18 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./251/binderfs", [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] close(25 [pid 1317] close(19 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./251/binderfs" [pid 1318] write(1, "executing program\n", 18 [pid 1317] close(20 [pid 1316] close(26 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(21 [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1317] close(22 [pid 1316] close(27 [pid 306] <... unlink resumed>) = 0 [pid 1318] <... write resumed>) = 18 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(23 [pid 1316] close(28 [pid 306] getdents64(3, [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1317] close(24 [pid 1316] close(29 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1318] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1316] exit_group(0 [pid 1317] close(25 [pid 306] <... close resumed>) = 0 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] <... exit_group resumed>) = ? [pid 1317] close(26 [pid 306] rmdir("./251" [pid 1318] <... openat resumed>) = 3 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1316] +++ exited with 0 +++ [pid 1317] close(27 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... rmdir resumed>) = 0 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1317] close(28 [pid 1318] <... openat resumed>) = 4 [pid 1317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./252", 0777 [pid 1317] close(29) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1318] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1317] exit_group(0 [pid 1318] <... openat resumed>) = 5 [pid 1317] <... exit_group resumed>) = ? [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1317] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 1319 attached [pid 1318] setns(201, 0 [pid 1319] set_robust_list(0x555569336660, 24 [pid 1318] <... setns resumed>) = 0 [pid 301] umount2("./246", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1319] <... set_robust_list resumed>) = 0 [pid 1319] chdir("./252" [pid 1318] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 254 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./246", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1318] <... socket resumed>) = 6 [pid 1318] setns(5, 0 [pid 1319] <... chdir resumed>) = 0 [pid 1318] <... setns resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1318] close(5 [pid 301] newfstatat(3, "", [pid 1319] <... prctl resumed>) = 0 [pid 1318] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1319] setpgid(0, 0 [pid 301] getdents64(3, [pid 1319] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1318] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] umount2("./246/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1319] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./246/binderfs", [pid 1319] write(3, "1000", 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1319] <... write resumed>) = 4 [pid 301] unlink("./246/binderfs" [pid 1319] close(3 [pid 301] <... unlink resumed>) = 0 [pid 1319] <... close resumed>) = 0 [pid 1319] symlink("/dev/binderfs", "./binderfs" [pid 1318] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] getdents64(3, [pid 1319] <... symlink resumed>) = 0 [pid 1318] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1318] <... close resumed>) = 0 [pid 1318] close(4 [pid 301] close(3) = 0 [pid 1319] write(1, "executing program\n", 18 [pid 301] rmdir("./246"executing program [pid 1319] <... write resumed>) = 18 [pid 1318] <... close resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1318] close(5 [pid 1319] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./247", 0777 [pid 1319] <... openat resumed>) = 3 [pid 1318] close(6 [pid 301] <... mkdir resumed>) = 0 [pid 1319] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1318] <... close resumed>) = 0 [pid 1319] <... openat resumed>) = 4 [pid 1318] close(7 [pid 303] <... restart_syscall resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] close(8./strace-static-x86_64: Process 1320 attached [pid 1319] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] set_robust_list(0x555569336660, 24 [pid 1319] <... openat resumed>) = 5 [pid 1318] close(9 [pid 1320] <... set_robust_list resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] setns(201, 0 [pid 1318] close(10 [pid 303] umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1320] chdir("./247" [pid 1319] <... setns resumed>) = 0 [pid 1319] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1320] <... chdir resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1318] close(11 [pid 1320] <... prctl resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1320] setpgid(0, 0 [pid 1318] close(12 [pid 1320] <... setpgid resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1318] close(13 [pid 303] newfstatat(3, "", [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1318] close(14 [pid 1319] setns(5, 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 249 [pid 1319] <... setns resumed>) = 0 [pid 1319] close(5) = 0 [pid 1320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1319] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1320] <... openat resumed>) = 3 [pid 1319] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1318] close(15 [pid 1320] write(3, "1000", 4 [pid 1319] close(3 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1320] <... write resumed>) = 4 [pid 1319] <... close resumed>) = 0 [pid 1318] close(16 [pid 303] umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1320] close(3 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] close(4 [pid 1318] close(17 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1320] <... close resumed>) = 0 [pid 1319] <... close resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./250/binderfs", [pid 1320] symlink("/dev/binderfs", "./binderfs" [pid 1318] close(18 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1319] close(5 [pid 1320] <... symlink resumed>) = 0 [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./250/binderfs" [pid 1319] close(6 [pid 1318] close(19executing program [pid 1320] write(1, "executing program\n", 18 [pid 1319] <... close resumed>) = 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1320] <... write resumed>) = 18 [pid 1319] close(7) = -1 EBADF (Bad file descriptor) [pid 1319] close(8) = -1 EBADF (Bad file descriptor) [pid 1319] close(9) = -1 EBADF (Bad file descriptor) [pid 1320] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1319] close(10 [pid 1318] close(20 [pid 303] getdents64(3, [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1319] close(11 [pid 1318] close(21 [pid 303] close(3 [pid 1320] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1318] close(22 [pid 303] rmdir("./250" [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] close(23 [pid 303] <... rmdir resumed>) = 0 [pid 1319] close(12) = -1 EBADF (Bad file descriptor) [pid 1319] close(13) = -1 EBADF (Bad file descriptor) [pid 1319] close(14) = -1 EBADF (Bad file descriptor) [pid 1319] close(15) = -1 EBADF (Bad file descriptor) [pid 1319] close(16) = -1 EBADF (Bad file descriptor) [pid 1319] close(17) = -1 EBADF (Bad file descriptor) [pid 1319] close(18) = -1 EBADF (Bad file descriptor) [pid 1319] close(19) = -1 EBADF (Bad file descriptor) [pid 1319] close(20) = -1 EBADF (Bad file descriptor) [pid 1319] close(21 [pid 1320] <... openat resumed>) = 4 [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./251", 0777 [pid 1320] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1318] close(24 [pid 1320] <... openat resumed>) = 5 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1320] setns(201, 0 [pid 1318] close(25 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1320] <... setns resumed>) = 0 [pid 1319] close(22 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] close(23) = -1 EBADF (Bad file descriptor) [pid 1319] close(24) = -1 EBADF (Bad file descriptor) [pid 1319] close(25) = -1 EBADF (Bad file descriptor) [pid 1319] close(26 [pid 1318] close(26 [pid 1320] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... socket resumed>) = 6 [pid 1318] close(27 [pid 1319] close(27 [pid 1320] setns(5, 0 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... setns resumed>) = 0 [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] close(28 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 253 [pid 1320] close(5 [pid 1319] close(28 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... close resumed>) = 0 [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1318] close(29./strace-static-x86_64: Process 1321 attached [pid 1320] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1319] close(29 [pid 1318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1321] set_robust_list(0x555569336660, 24 [pid 1319] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1321] <... set_robust_list resumed>) = 0 [pid 1319] exit_group(0 [pid 1318] exit_group(0 [pid 1321] chdir("./251" [pid 1319] <... exit_group resumed>) = ? [pid 1318] <... exit_group resumed>) = ? [pid 1321] <... chdir resumed>) = 0 [pid 1320] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1319] +++ exited with 0 +++ [pid 1318] +++ exited with 0 +++ [pid 1321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1321] setpgid(0, 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1321] <... setpgid resumed>) = 0 [pid 1321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1320] close(3) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1320] close(4 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1321] <... openat resumed>) = 3 [pid 1320] <... close resumed>) = 0 [pid 1321] write(3, "1000", 4) = 4 [pid 1321] close(3 [pid 1320] close(5executing program [pid 1321] <... close resumed>) = 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1321] symlink("/dev/binderfs", "./binderfs" [pid 306] <... restart_syscall resumed>) = 0 [pid 1321] <... symlink resumed>) = 0 [pid 306] umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1321] write(1, "executing program\n", 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1321] <... write resumed>) = 18 [pid 302] umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1321] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1320] close(6 [pid 306] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1321] <... openat resumed>) = 3 [pid 1320] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1321] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1320] close(7 [pid 306] newfstatat(3, "", [pid 302] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1321] <... openat resumed>) = 4 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1320] close(8 [pid 306] getdents64(3, [pid 302] <... openat resumed>) = 3 [pid 1321] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1321] <... openat resumed>) = 5 [pid 1320] close(9 [pid 306] umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(3, "", [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1320] close(10 [pid 306] newfstatat(AT_FDCWD, "./252/binderfs", [pid 1321] setns(201, 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... 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=60, ...}, AT_EMPTY_PATH) = 0 [pid 1321] <... setns resumed>) = 0 [pid 1320] close(11 [pid 1321] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./252/binderfs" [pid 302] getdents64(3, [pid 1321] <... socket resumed>) = 6 [pid 1320] close(12 [pid 306] <... unlink resumed>) = 0 [pid 1321] setns(5, 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1321] <... setns resumed>) = 0 [pid 1321] close(5 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1321] <... close resumed>) = 0 [pid 1320] close(13 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1321] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1320] close(14 [pid 306] <... close resumed>) = 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./252" [pid 302] newfstatat(AT_FDCWD, "./262/binderfs", [pid 1320] close(15 [pid 306] <... rmdir resumed>) = 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./253", 0777 [pid 1320] close(16) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1320] close(17) = -1 EBADF (Bad file descriptor) [pid 1320] close(18 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] close(19./strace-static-x86_64: Process 1322 attached [pid 1321] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1321] close(3 [pid 302] unlink("./262/binderfs" [pid 1321] <... close resumed>) = 0 [pid 1320] close(20) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1321] close(4 [pid 1320] close(21 [pid 302] getdents64(3, [pid 1321] <... close resumed>) = 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 255 [pid 1321] close(5 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1322] set_robust_list(0x555569336660, 24 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] close(22 [pid 1322] <... set_robust_list resumed>) = 0 [pid 1321] close(6 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1322] chdir("./253" [pid 1320] close(23 [pid 1321] <... close resumed>) = 0 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... chdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1321] close(7 [pid 1320] close(24 [pid 302] rmdir("./262" [pid 1322] <... prctl resumed>) = 0 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1322] setpgid(0, 0 [pid 1320] close(25 [pid 1321] close(8 [pid 1322] <... setpgid resumed>) = 0 [pid 302] mkdir("./263", 0777 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1321] close(9 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] close(26) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] close(27 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1322] <... openat resumed>) = 3 [pid 1321] close(10 [pid 1320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] close(28) = -1 EBADF (Bad file descriptor) [pid 1320] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1323 attached [pid 1322] write(3, "1000", 4 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] exit_group(0 [pid 1322] <... write resumed>) = 4 [pid 1321] close(11 [pid 1322] close(3 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] set_robust_list(0x555569336660, 24 [pid 1322] <... close resumed>) = 0 [pid 1321] close(12 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 265 [pid 1323] <... set_robust_list resumed>) = 0 [pid 1322] symlink("/dev/binderfs", "./binderfs" [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1321] close(13 [pid 1322] <... symlink resumed>) = 0 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1320] <... exit_group resumed>) = ? [pid 1323] chdir("./263"executing program [pid 1322] write(1, "executing program\n", 18 [pid 1321] close(14 [pid 1320] +++ exited with 0 +++ [pid 1323] <... chdir resumed>) = 0 [pid 1322] <... write resumed>) = 18 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1321] close(15 [pid 1323] <... prctl resumed>) = 0 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1322] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1321] close(16 [pid 1323] setpgid(0, 0 [pid 1322] <... openat resumed>) = 3 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... setpgid resumed>) = 0 [pid 1321] close(17 [pid 1323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1322] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... openat resumed>) = 3 [pid 1322] <... openat resumed>) = 4 [pid 1321] close(18) = -1 EBADF (Bad file descriptor) [pid 1321] close(19) = -1 EBADF (Bad file descriptor) [pid 1321] close(20 [pid 1323] write(3, "1000", 4 [pid 1322] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... write resumed>) = 4 [pid 1322] <... openat resumed>) = 5 [pid 1321] close(21 [pid 1323] close(3 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... close resumed>) = 0 [pid 1322] setns(201, 0 [pid 1321] close(22 [pid 1323] symlink("/dev/binderfs", "./binderfs" [pid 1322] <... setns resumed>) = 0 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... symlink resumed>) = 0 [pid 1322] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1321] close(23 executing program [pid 1323] write(1, "executing program\n", 18 [pid 1322] <... socket resumed>) = 6 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... write resumed>) = 18 [pid 1321] close(24 [pid 301] <... restart_syscall resumed>) = 0 [pid 1323] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1322] setns(5, 0 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... openat resumed>) = 3 [pid 1322] <... setns resumed>) = 0 [pid 1321] close(25 [pid 1322] close(5 [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./247", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1323] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1322] <... close resumed>) = 0 [pid 1321] close(26 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1323] <... openat resumed>) = 4 [pid 1322] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1321] close(27) = -1 EBADF (Bad file descriptor) [pid 1321] close(28) = -1 EBADF (Bad file descriptor) [pid 1321] close(29) = -1 EBADF (Bad file descriptor) [pid 1321] exit_group(0 [pid 1323] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1322] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1321] <... exit_group resumed>) = ? [pid 301] openat(AT_FDCWD, "./247", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1321] +++ exited with 0 +++ [pid 1323] setns(201, 0 [pid 301] <... openat resumed>) = 3 [pid 1323] <... setns resumed>) = 0 [pid 1322] close(3 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(3, "", [pid 1322] <... close resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1323] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1322] close(4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1323] <... socket resumed>) = 6 [pid 1322] <... close resumed>) = 0 [pid 301] getdents64(3, [pid 1323] setns(5, 0) = 0 [pid 1322] close(5 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1323] close(5 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./247/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1323] <... close resumed>) = 0 [pid 1322] close(6 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1322] <... close resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1323] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1322] close(7 [pid 303] <... openat resumed>) = 3 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1322] close(8 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1323] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1323] close(3 [pid 1322] close(9 [pid 1323] <... close resumed>) = 0 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] newfstatat(AT_FDCWD, "./247/binderfs", [pid 1323] close(4 [pid 1322] close(10 [pid 303] umount2("./251/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1323] <... close resumed>) = 0 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1323] close(5 [pid 1322] close(11 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./247/binderfs" [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./251/binderfs", [pid 301] <... unlink resumed>) = 0 [pid 1323] close(6 [pid 1322] close(12 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 1323] <... close resumed>) = 0 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] close(7 [pid 1322] close(13 [pid 303] unlink("./251/binderfs" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 301] close(3 [pid 1323] close(8 [pid 1322] close(14 [pid 303] getdents64(3, [pid 301] <... close resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] rmdir("./247" [pid 1323] close(9 [pid 1322] close(15 [pid 303] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1323] close(10 [pid 1322] close(16 [pid 303] rmdir("./251" [pid 301] mkdir("./248", 0777 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1323] close(11 [pid 303] mkdir("./252", 0777 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] close(12 [pid 1322] close(17 [pid 303] <... mkdir resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... mkdir resumed>) = 0 [pid 1323] close(13 [pid 1322] close(18 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1324 attached [pid 1323] close(14 [pid 1322] close(19./strace-static-x86_64: Process 1325 attached [pid 1324] set_robust_list(0x555569336660, 24 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 254 [pid 1322] close(20 [pid 1324] <... set_robust_list resumed>) = 0 [pid 1323] close(15 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(21 [pid 1324] chdir("./252" [pid 1323] close(16 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] set_robust_list(0x555569336660, 24 [pid 1324] <... chdir resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(22 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 250 [pid 1325] <... set_robust_list resumed>) = 0 [pid 1324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1323] close(17 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] chdir("./248" [pid 1324] <... prctl resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(23 [pid 1323] close(18 [pid 1324] setpgid(0, 0 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] <... chdir resumed>) = 0 [pid 1324] <... setpgid resumed>) = 0 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(24 [pid 1323] close(19 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(25 [pid 1323] close(20 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(26 [pid 1323] close(21 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] close(27 [pid 1323] close(22) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] close(23 [pid 1322] close(28 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] close(24) = -1 EBADF (Bad file descriptor) [pid 1322] close(29 [pid 1323] close(25 [pid 1322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] exit_group(0 [pid 1325] <... prctl resumed>) = 0 [pid 1324] <... openat resumed>) = 3 [pid 1323] close(26 [pid 1325] setpgid(0, 0 [pid 1324] write(3, "1000", 4 [pid 1325] <... setpgid resumed>) = 0 [pid 1324] <... write resumed>) = 4 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1322] <... exit_group resumed>) = ? [pid 1325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1324] close(3 [pid 1323] close(27 [pid 1322] +++ exited with 0 +++ [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1323] close(28 [pid 1325] <... openat resumed>) = 3 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = 0 [pid 1325] write(3, "1000", 4 [pid 1323] close(29 [pid 1324] symlink("/dev/binderfs", "./binderfs" [pid 1325] <... write resumed>) = 4 [pid 1323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] close(3 [pid 1324] <... symlink resumed>) = 0 [pid 1323] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- executing program [pid 1325] <... close resumed>) = 0 [pid 1324] write(1, "executing program\n", 18 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1324] <... write resumed>) = 18 [pid 1325] symlink("/dev/binderfs", "./binderfs" [pid 1324] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1323] <... exit_group resumed>) = ? [pid 1325] <... symlink resumed>) = 0 [pid 1324] <... openat resumed>) = 3 [pid 1323] +++ exited with 0 +++ executing program [pid 1325] write(1, "executing program\n", 18 [pid 1324] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... restart_syscall resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1325] <... write resumed>) = 18 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1324] <... openat resumed>) = 4 [pid 1325] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1324] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1325] <... openat resumed>) = 3 [pid 1324] <... openat resumed>) = 5 [pid 1325] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1324] setns(201, 0) = 0 [pid 1324] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1324] setns(5, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1325] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1324] <... setns resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1325] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1324] close(5 [pid 306] newfstatat(3, "", [pid 1324] <... close resumed>) = 0 [pid 1324] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1325] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1325] setns(201, 0 [pid 306] getdents64(3, [pid 1325] <... setns resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1325] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1325] <... socket resumed>) = 6 [pid 1324] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1324] close(3 [pid 306] newfstatat(AT_FDCWD, "./253/binderfs", [pid 1324] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1325] setns(5, 0 [pid 1324] close(4 [pid 306] unlink("./253/binderfs" [pid 1325] <... setns resumed>) = 0 [pid 1324] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1325] close(5 [pid 1324] close(5 [pid 306] getdents64(3, [pid 302] <... restart_syscall resumed>) = 0 [pid 1325] <... close resumed>) = 0 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1325] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1324] close(6 [pid 306] close(3 [pid 1324] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1324] close(7 [pid 306] rmdir("./253" [pid 302] umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1324] close(8 [pid 306] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1324] close(9) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1324] close(10 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1325] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./254", 0777 [pid 1325] close(3 [pid 1324] close(11 [pid 302] getdents64(3, [pid 306] <... mkdir resumed>) = 0 [pid 1325] <... close resumed>) = 0 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1325] close(4 [pid 1324] close(12./strace-static-x86_64: Process 1326 attached [pid 1325] <... close resumed>) = 0 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1326] set_robust_list(0x555569336660, 24 [pid 1325] close(5 [pid 1324] close(13 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 256 [pid 1326] <... set_robust_list resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] chdir("./254" [pid 1325] close(6 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1326] <... chdir resumed>) = 0 [pid 1325] <... close resumed>) = 0 [pid 1324] close(14 [pid 302] newfstatat(AT_FDCWD, "./263/binderfs", [pid 1326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1325] close(7 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1326] <... prctl resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] setpgid(0, 0 [pid 1325] close(8 [pid 1324] close(15 [pid 302] unlink("./263/binderfs" [pid 1326] <... setpgid resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1325] close(9 [pid 1324] close(16 [pid 1326] <... openat resumed>) = 3 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1326] write(3, "1000", 4 [pid 1325] close(10 [pid 1324] close(17 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1326] <... write resumed>) = 4 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1326] close(3 [pid 1325] close(11 [pid 1324] close(18 [pid 302] <... close resumed>) = 0 [pid 1326] <... close resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./263" [pid 1326] symlink("/dev/binderfs", "./binderfs" [pid 1325] close(12 [pid 1324] close(19 [pid 302] <... rmdir resumed>) = 0 [pid 1326] <... symlink resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1326] write(1, "executing program\n", 18 [pid 1325] close(13 [pid 1324] close(20 [pid 302] mkdir("./264", 0777 [pid 1326] <... write resumed>) = 18 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1325] close(14 [pid 1324] close(21 [pid 302] <... mkdir resumed>) = 0 [pid 1326] <... openat resumed>) = 3 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1325] close(15 [pid 1324] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1326] <... openat resumed>) = 4 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] close(23 [pid 1326] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1325] close(16 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1327 attached [pid 1326] <... openat resumed>) = 5 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] close(24 [pid 1327] set_robust_list(0x555569336660, 24 [pid 1326] setns(201, 0 [pid 1325] close(17 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... set_robust_list resumed>) = 0 [pid 1326] <... setns resumed>) = 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] close(18 [pid 1326] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1324] close(25 [pid 1327] chdir("./264" [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... chdir resumed>) = 0 [pid 1326] <... socket resumed>) = 6 [pid 1325] close(19 [pid 1324] close(26 [pid 1327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1326] setns(5, 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... prctl resumed>) = 0 [pid 1326] <... setns resumed>) = 0 [pid 1325] close(20 [pid 1327] setpgid(0, 0 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] close(5 [pid 1327] <... setpgid resumed>) = 0 [pid 1325] close(21 [pid 1326] <... close resumed>) = 0 [pid 1327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1326] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 266 [pid 1327] <... openat resumed>) = 3 [pid 1324] close(27 [pid 1327] write(3, "1000", 4 [pid 1326] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1325] close(22 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... write resumed>) = 4 [pid 1326] close(3 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] close(28 [pid 1327] close(3 [pid 1326] <... close resumed>) = 0 [pid 1325] close(23 [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... close resumed>) = 0 [pid 1326] close(4 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] close(29 [pid 1327] symlink("/dev/binderfs", "./binderfs" [pid 1324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... symlink resumed>) = 0 [pid 1326] <... close resumed>) = 0 [pid 1325] close(24 [pid 1324] exit_group(0executing program [pid 1327] write(1, "executing program\n", 18 [pid 1326] close(5 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1324] <... exit_group resumed>) = ? [pid 1327] <... write resumed>) = 18 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] close(25 [pid 1324] +++ exited with 0 +++ [pid 1327] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1326] close(6 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1327] <... openat resumed>) = 3 [pid 1326] <... close resumed>) = 0 [pid 1325] close(26 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1327] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1326] close(7 [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... openat resumed>) = 4 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] close(27 [pid 1326] close(8 [pid 1327] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... openat resumed>) = 5 [pid 1326] close(9 [pid 1325] close(28 [pid 1327] setns(201, 0 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... setns resumed>) = 0 [pid 1326] close(10 [pid 1325] close(29 [pid 1327] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] <... socket resumed>) = 6 [pid 1326] close(11 [pid 1325] exit_group(0 [pid 1327] setns(5, 0 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] <... exit_group resumed>) = ? [pid 1327] <... setns resumed>) = 0 [pid 1326] close(12 [pid 1327] close(5) = 0 [pid 1327] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1325] +++ exited with 0 +++ [pid 1326] close(13) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1327] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1326] close(14 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1327] close(3 [pid 1326] close(15 [pid 1327] <... close resumed>) = 0 [pid 1327] close(4 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] close(16) = -1 EBADF (Bad file descriptor) [pid 1326] close(17) = -1 EBADF (Bad file descriptor) [pid 1327] <... close resumed>) = 0 [pid 1326] close(18 [pid 1327] close(5 [pid 303] umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] close(6 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1327] <... close resumed>) = 0 [pid 1326] close(19 [pid 303] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1326] close(20 [pid 303] newfstatat(3, "", [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1326] close(21 [pid 303] getdents64(3, [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] close(22 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1327] close(7 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] close(23 [pid 303] umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1327] close(8 [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1326] close(24 [pid 303] newfstatat(AT_FDCWD, "./252/binderfs", [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1327] close(9 [pid 1326] close(25 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./248", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1327] close(10 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./248", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1327] close(11) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./252/binderfs" [pid 301] <... openat resumed>) = 3 [pid 1327] close(12 [pid 1326] close(26 [pid 303] <... unlink resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 301] newfstatat(3, "", [pid 1327] close(13 [pid 1326] close(27 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1327] close(14 [pid 1326] close(28 [pid 303] <... close resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./252" [pid 301] getdents64(3, [pid 1327] close(15 [pid 1326] close(29 [pid 303] <... rmdir resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1327] close(16 [pid 1326] exit_group(0 [pid 303] mkdir("./253", 0777 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1326] <... exit_group resumed>) = ? [pid 303] <... mkdir resumed>) = 0 [pid 301] umount2("./248/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1327] close(17) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1327] close(18 [pid 1326] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./248/binderfs", [pid 1327] close(19 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 1328 attached [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1328] set_robust_list(0x555569336660, 24 [pid 1327] close(20 [pid 301] unlink("./248/binderfs" [pid 1328] <... set_robust_list resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 255 [pid 301] <... unlink resumed>) = 0 [pid 1328] chdir("./253" [pid 1327] close(21 [pid 301] getdents64(3, [pid 1328] <... chdir resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1327] close(22 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1328] <... prctl resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1328] setpgid(0, 0 [pid 1327] close(23 [pid 1328] <... setpgid resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1327] close(24 [pid 301] rmdir("./248" [pid 1328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... openat resumed>) = 3 [pid 1327] close(25 [pid 301] <... rmdir resumed>) = 0 [pid 1328] write(3, "1000", 4 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... write resumed>) = 4 [pid 1328] close(3 [pid 1327] close(26 [pid 301] mkdir("./249", 0777 [pid 1328] <... close resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1328] symlink("/dev/binderfs", "./binderfs" [pid 1327] close(27executing program [pid 1328] <... symlink resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1328] write(1, "executing program\n", 18./strace-static-x86_64: Process 1329 attached ) = 18 [pid 1327] close(28 [pid 1329] set_robust_list(0x555569336660, 24 [pid 1328] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1329] <... set_robust_list resumed>) = 0 [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1327] close(29 [pid 1328] <... openat resumed>) = 3 [pid 1329] chdir("./249" [pid 1328] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1327] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... chdir resumed>) = 0 [pid 1329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1328] <... openat resumed>) = 4 [pid 1327] exit_group(0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 251 [pid 1329] <... prctl resumed>) = 0 [pid 1328] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1329] setpgid(0, 0 [pid 1327] <... exit_group resumed>) = ? [pid 1329] <... setpgid resumed>) = 0 [pid 1328] <... openat resumed>) = 5 [pid 1327] +++ exited with 0 +++ [pid 1329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1328] setns(201, 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1329] <... openat resumed>) = 3 [pid 1328] <... setns resumed>) = 0 [pid 1329] write(3, "1000", 4 [pid 1328] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1329] <... write resumed>) = 4 [pid 1328] <... socket resumed>) = 6 [pid 1329] close(3 [pid 1328] setns(5, 0 [pid 1329] <... close resumed>) = 0 [pid 1328] <... setns resumed>) = 0 [pid 1329] symlink("/dev/binderfs", "./binderfs" [pid 1328] close(5 [pid 1329] <... symlink resumed>) = 0 executing program [pid 1329] write(1, "executing program\n", 18) = 18 [pid 1328] <... close resumed>) = 0 [pid 1329] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1328] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1329] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1329] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1328] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1329] <... openat resumed>) = 5 [pid 1329] setns(201, 0 [pid 1328] close(3 [pid 1329] <... setns resumed>) = 0 [pid 1329] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1328] <... close resumed>) = 0 [pid 1329] <... socket resumed>) = 6 [pid 1328] close(4 [pid 1329] setns(5, 0 [pid 1328] <... close resumed>) = 0 [pid 306] umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1329] <... setns resumed>) = 0 [pid 1329] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1329] <... close resumed>) = 0 [pid 1328] close(5 [pid 306] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1329] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(6 [pid 306] <... openat resumed>) = 3 [pid 1329] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1328] <... close resumed>) = 0 [pid 1329] close(3 [pid 306] newfstatat(3, "", [pid 1329] <... close resumed>) = 0 [pid 1328] close(7 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1329] close(4 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = 0 [pid 1328] close(8 [pid 306] getdents64(3, [pid 1329] close(5 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(9 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1329] close(6 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1329] <... close resumed>) = 0 [pid 1328] close(10 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1329] close(7 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(11 [pid 306] newfstatat(AT_FDCWD, "./254/binderfs", [pid 1329] close(8 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(12 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1329] close(9 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./254/binderfs" [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(13 [pid 306] <... unlink resumed>) = 0 [pid 1329] close(10 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1329] close(11 [pid 1328] close(14 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1329] close(12 [pid 1328] close(15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 302] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1329] close(13 [pid 1328] close(16 [pid 306] rmdir("./254" [pid 302] <... openat resumed>) = 3 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1329] close(14 [pid 1328] close(17 [pid 306] mkdir("./255", 0777 [pid 302] newfstatat(3, "", [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1329] close(15 [pid 1328] close(18 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1328] close(19 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1330 attached [pid 1329] close(16 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] set_robust_list(0x555569336660, 24 [pid 1329] close(17 [pid 1328] close(20 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 257 [pid 302] umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1330] <... set_robust_list resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1330] chdir("./255" [pid 1329] close(18 [pid 1328] close(21 [pid 302] newfstatat(AT_FDCWD, "./264/binderfs", [pid 1330] <... chdir resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1329] close(19 [pid 1328] close(22 [pid 302] unlink("./264/binderfs" [pid 1330] <... prctl resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1330] setpgid(0, 0 [pid 1329] close(20 [pid 1328] close(23 [pid 1330] <... setpgid resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1329] close(21 [pid 1328] close(24 [pid 1330] <... openat resumed>) = 3 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1330] write(3, "1000", 4 [pid 1329] close(22 [pid 302] close(3 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] close(23 [pid 1328] close(25 [pid 302] <... close resumed>) = 0 [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./264" [pid 1328] close(26 [pid 1330] <... write resumed>) = 4 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] close(3 [pid 1329] close(24 [pid 302] <... rmdir resumed>) = 0 [pid 1330] <... close resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] close(27 [pid 302] mkdir("./265", 0777 [pid 1330] symlink("/dev/binderfs", "./binderfs" [pid 1329] close(25 [pid 1330] <... symlink resumed>) = 0 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 executing program [pid 1330] write(1, "executing program\n", 18 [pid 1329] close(26 [pid 1328] close(28 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1330] <... write resumed>) = 18 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1329] close(27 [pid 1330] <... openat resumed>) = 3 [pid 1329] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1329] close(28) = -1 EBADF (Bad file descriptor) [pid 1330] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1329] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1331 attached [pid 1330] <... openat resumed>) = 4 [pid 1329] exit_group(0 [pid 1328] close(29 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 267 [pid 1329] <... exit_group resumed>) = ? [pid 1328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] set_robust_list(0x555569336660, 24 [pid 1330] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1328] exit_group(0 [pid 1331] <... set_robust_list resumed>) = 0 [pid 1330] <... openat resumed>) = 5 [pid 1329] +++ exited with 0 +++ [pid 1328] <... exit_group resumed>) = ? [pid 1331] chdir("./265" [pid 1328] +++ exited with 0 +++ [pid 1331] <... chdir resumed>) = 0 [pid 1330] setns(201, 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1330] <... setns resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1331] <... prctl resumed>) = 0 [pid 1330] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1331] setpgid(0, 0 [pid 1330] <... socket resumed>) = 6 [pid 1331] <... setpgid resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1330] setns(5, 0) = 0 [pid 1330] close(5 [pid 1331] <... openat resumed>) = 3 [pid 1330] <... close resumed>) = 0 [pid 301] umount2("./249", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1331] write(3, "1000", 4 [pid 1330] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1331] <... write resumed>) = 4 [pid 1331] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1331] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./249", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1331] symlink("/dev/binderfs", "./binderfs" [pid 1330] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... openat resumed>) = 3 [pid 1331] <... symlink resumed>) = 0 executing program [pid 1331] write(1, "executing program\n", 18 [pid 1330] close(3 [pid 301] newfstatat(3, "", [pid 1330] <... close resumed>) = 0 [pid 1331] <... write resumed>) = 18 [pid 1330] close(4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1331] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1330] <... close resumed>) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1330] close(5 [pid 1331] <... openat resumed>) = 3 [pid 301] umount2("./249/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] close(6 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1331] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1330] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./249/binderfs", [pid 1331] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1330] close(7 [pid 301] unlink("./249/binderfs" [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] close(8 [pid 1331] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... unlink resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1331] <... openat resumed>) = 5 [pid 1330] close(9 [pid 301] getdents64(3, [pid 303] umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1331] setns(201, 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1331] <... setns resumed>) = 0 [pid 1330] close(10 [pid 1331] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 303] unlink("./253/binderfs" [pid 1331] <... socket resumed>) = 6 [pid 1330] close(11 [pid 303] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 301] rmdir("./249" [pid 1330] close(12 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 1331] setns(5, 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 301] mkdir("./250", 0777 [pid 303] rmdir("./253" [pid 1330] close(13 [pid 303] <... rmdir resumed>) = 0 [pid 303] mkdir("./254", 0777 [pid 301] <... mkdir resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1331] <... setns resumed>) = 0 [pid 1330] close(14 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1331] close(5 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1330] close(15 [pid 1331] <... close resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1332 attached ./strace-static-x86_64: Process 1333 attached [pid 1333] set_robust_list(0x555569336660, 24 [pid 1332] set_robust_list(0x555569336660, 24) = 0 [pid 1333] <... set_robust_list resumed>) = 0 [pid 1332] chdir("./254" [pid 1331] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1330] close(16 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 252 [pid 1333] chdir("./250" [pid 1332] <... chdir resumed>) = 0 [pid 1331] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 256 [pid 1331] close(3 [pid 1330] close(17 [pid 1333] <... chdir resumed>) = 0 [pid 1332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1332] <... prctl resumed>) = 0 [pid 1331] <... close resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... prctl resumed>) = 0 [pid 1332] setpgid(0, 0 [pid 1331] close(4 [pid 1330] close(18 [pid 1333] setpgid(0, 0 [pid 1332] <... setpgid resumed>) = 0 [pid 1333] <... setpgid resumed>) = 0 [pid 1332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1331] <... close resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(5 [pid 1330] close(19 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(6 [pid 1330] close(20 [pid 1333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1332] <... openat resumed>) = 3 [pid 1331] <... close resumed>) = 0 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... openat resumed>) = 3 [pid 1332] write(3, "1000", 4 [pid 1331] close(7 [pid 1330] close(21 [pid 1333] write(3, "1000", 4 [pid 1332] <... write resumed>) = 4 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... write resumed>) = 4 [pid 1332] close(3 [pid 1331] close(8 [pid 1330] close(22 [pid 1333] close(3 [pid 1332] <... close resumed>) = 0 [pid 1333] <... close resumed>) = 0 [pid 1332] symlink("/dev/binderfs", "./binderfs" [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(9 [pid 1330] close(23 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(10 [pid 1330] close(24 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] symlink("/dev/binderfs", "./binderfs" [pid 1332] <... symlink resumed>) = 0 [pid 1331] close(11 [pid 1330] close(25executing program [pid 1333] <... symlink resumed>) = 0 [pid 1332] write(1, "executing program\n", 18 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1333] write(1, "executing program\n", 18 [pid 1332] <... write resumed>) = 18 [pid 1331] close(12 [pid 1330] close(26 [pid 1333] <... write resumed>) = 18 [pid 1332] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1332] <... openat resumed>) = 3 [pid 1331] close(13 [pid 1330] close(27 [pid 1333] <... openat resumed>) = 3 [pid 1332] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1332] <... openat resumed>) = 4 [pid 1331] close(14 [pid 1330] close(28 [pid 1333] <... openat resumed>) = 4 [pid 1332] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] close(29 [pid 1331] close(15 [pid 1330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1332] <... openat resumed>) = 5 [pid 1333] <... openat resumed>) = 5 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1330] exit_group(0 [pid 1331] close(16 [pid 1330] <... exit_group resumed>) = ? [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] setns(201, 0 [pid 1332] setns(201, 0 [pid 1333] <... setns resumed>) = 0 [pid 1332] <... setns resumed>) = 0 [pid 1333] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1332] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1333] <... socket resumed>) = 6 [pid 1332] <... socket resumed>) = 6 [pid 1332] setns(5, 0 [pid 1333] setns(5, 0) = 0 [pid 1332] <... setns resumed>) = 0 [pid 1333] close(5 [pid 1332] close(5 [pid 1333] <... close resumed>) = 0 [pid 1332] <... close resumed>) = 0 [pid 1330] +++ exited with 0 +++ [pid 1333] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1332] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1331] close(17) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1331] close(18 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1332] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1331] close(19 [pid 1333] close(3) = 0 [pid 1332] close(3 [pid 1333] close(4 [pid 1332] <... close resumed>) = 0 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = 0 [pid 1332] close(4 [pid 1331] close(20 [pid 1333] close(5 [pid 1332] <... close resumed>) = 0 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(21 [pid 1333] close(6 [pid 1332] close(5 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = 0 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(22 [pid 1333] close(7 [pid 1332] close(6 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = 0 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(8 [pid 1332] close(7 [pid 1331] close(23 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(9 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(8 [pid 1331] close(24 [pid 1333] close(10 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(9 [pid 1333] close(11 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(10 [pid 1333] close(12 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(13 [pid 1332] close(11 [pid 1331] close(25 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(14 [pid 1332] close(12 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(26 [pid 1333] close(15 [pid 1332] close(13 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(16 [pid 1332] close(14 [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] close(27 [pid 1333] close(17 [pid 1332] close(15 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(18 [pid 1332] close(16 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(19) = -1 EBADF (Bad file descriptor) [pid 1332] close(17 [pid 1333] close(20 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(18 [pid 1333] close(21 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(19 [pid 1333] close(22 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(20 [pid 1333] close(23 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(24 [pid 1332] close(21 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(25 [pid 1332] close(22 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(26 [pid 1332] close(23 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(27 [pid 1332] close(24 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(28 [pid 1332] close(25 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] close(29 [pid 1332] close(26 [pid 1333] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] exit_group(0 [pid 1332] close(27) = -1 EBADF (Bad file descriptor) [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] close(28 [pid 1331] close(28 [pid 1333] <... exit_group resumed>) = ? [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1333] +++ exited with 0 +++ [pid 1332] close(29 [pid 1331] close(29 [pid 306] <... restart_syscall resumed>) = 0 [pid 1332] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1332] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1331] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1331] <... exit_group resumed>) = ? [pid 1332] <... exit_group resumed>) = ? [pid 1332] +++ exited with 0 +++ [pid 1331] +++ exited with 0 +++ [pid 306] umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./255/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./255/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./255") = 0 [pid 306] mkdir("./256", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1334 attached , child_tidptr=0x555569336650) = 258 [pid 1334] set_robust_list(0x555569336660, 24) = 0 [pid 1334] chdir("./256") = 0 [pid 1334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1334] setpgid(0, 0) = 0 [pid 1334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 303] <... restart_syscall resumed>) = 0 [pid 1334] write(3, "1000", 4 [pid 303] umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1334] <... write resumed>) = 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 1334] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 1334] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1334] symlink("/dev/binderfs", "./binderfs" [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 1334] <... symlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./254/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./254/binderfs") = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./254") = 0 [pid 303] mkdir("./255", 0777) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1334] write(1, "executing program\n", 18executing program [pid 301] umount2("./250", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1334] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1334] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./250", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1334] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 1334] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR./strace-static-x86_64: Process 1335 attached [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1335] set_robust_list(0x555569336660, 24 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1335] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3, [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 257 [pid 301] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1335] chdir("./255" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1335] <... chdir resumed>) = 0 [pid 301] umount2("./250/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1335] <... prctl resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./265/binderfs", [pid 301] newfstatat(AT_FDCWD, "./250/binderfs", [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 1335] setpgid(0, 0 [pid 302] unlink("./265/binderfs" [pid 301] unlink("./250/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 1335] <... setpgid resumed>) = 0 [pid 301] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1334] <... openat resumed>) = 4 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./250" [pid 1334] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... rmdir resumed>) = 0 [pid 1335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./265" [pid 301] mkdir("./251", 0777 [pid 1334] <... openat resumed>) = 5 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1335] <... openat resumed>) = 3 [pid 1334] setns(201, 0 [pid 302] mkdir("./266", 0777 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1334] <... setns resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1336 attached [pid 1336] set_robust_list(0x555569336660, 24) = 0 [pid 1336] chdir("./251" [pid 1335] write(3, "1000", 4 [pid 1334] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 253 [pid 1336] <... chdir resumed>) = 0 [pid 1336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1336] setpgid(0, 0) = 0 [pid 1336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 1337 attached [pid 1334] <... socket resumed>) = 6 [pid 1335] <... write resumed>) = 4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 268 [pid 1334] setns(5, 0 [pid 1337] set_robust_list(0x555569336660, 24 [pid 1336] <... openat resumed>) = 3 [pid 1335] close(3 [pid 1334] <... setns resumed>) = 0 [pid 1337] <... set_robust_list resumed>) = 0 [pid 1336] write(3, "1000", 4 [pid 1337] chdir("./266" [pid 1336] <... write resumed>) = 4 [pid 1335] <... close resumed>) = 0 [pid 1334] close(5 [pid 1335] symlink("/dev/binderfs", "./binderfs" [pid 1334] <... close resumed>) = 0 [pid 1337] <... chdir resumed>) = 0 [pid 1336] close(3 [pid 1337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1336] <... close resumed>) = 0 [pid 1334] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1335] <... symlink resumed>) = 0 [pid 1337] <... prctl resumed>) = 0 [pid 1336] symlink("/dev/binderfs", "./binderfs" [pid 1337] setpgid(0, 0 [pid 1336] <... symlink resumed>) = 0 [pid 1337] <... setpgid resumed>) = 0 executing program executing program [pid 1336] write(1, "executing program\n", 18 [pid 1337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1336] <... write resumed>) = 18 [pid 1335] write(1, "executing program\n", 18 [pid 1336] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1335] <... write resumed>) = 18 [pid 1334] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1335] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1334] close(3 [pid 1337] <... openat resumed>) = 3 [pid 1336] <... openat resumed>) = 3 [pid 1334] <... close resumed>) = 0 [pid 1337] write(3, "1000", 4 [pid 1336] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1337] <... write resumed>) = 4 [pid 1336] <... openat resumed>) = 4 [pid 1337] close(3 [pid 1335] <... openat resumed>) = 3 [pid 1334] close(4 [pid 1337] <... close resumed>) = 0 [pid 1336] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1335] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1334] <... close resumed>) = 0 [pid 1337] symlink("/dev/binderfs", "./binderfs" [pid 1334] close(5 [pid 1337] <... symlink resumed>) = 0 [pid 1336] <... openat resumed>) = 5 [pid 1335] <... openat resumed>) = 4 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] write(1, "executing program\n", 18executing program [pid 1334] close(6 [pid 1337] <... write resumed>) = 18 [pid 1336] setns(201, 0 [pid 1337] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1336] <... setns resumed>) = 0 [pid 1335] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1334] <... close resumed>) = 0 [pid 1337] <... openat resumed>) = 3 [pid 1336] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1335] <... openat resumed>) = 5 [pid 1337] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1336] setns(5, 0 [pid 1335] setns(201, 0 [pid 1334] close(7 [pid 1335] <... setns resumed>) = 0 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1336] <... setns resumed>) = 0 [pid 1337] <... openat resumed>) = 5 [pid 1336] close(5 [pid 1334] close(8 [pid 1336] <... close resumed>) = 0 [pid 1335] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] setns(201, 0 [pid 1336] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1337] <... setns resumed>) = 0 [pid 1335] <... socket resumed>) = 6 [pid 1334] close(9 [pid 1335] setns(5, 0 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1335] <... setns resumed>) = 0 [pid 1334] close(10 [pid 1337] setns(5, 0 [pid 1336] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1335] close(5 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... setns resumed>) = 0 [pid 1334] close(11) = -1 EBADF (Bad file descriptor) [pid 1334] close(12) = -1 EBADF (Bad file descriptor) [pid 1336] close(3) = 0 [pid 1335] <... close resumed>) = 0 [pid 1334] close(13 [pid 1336] close(4 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = 0 [pid 1335] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1334] close(14 [pid 1337] close(5 [pid 1336] close(5 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = 0 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] close(6 [pid 1334] close(15 [pid 1337] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1336] <... close resumed>) = 0 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] close(7 [pid 1335] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1334] close(16 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] close(8 [pid 1337] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(3 [pid 1334] close(17 [pid 1336] close(9 [pid 1337] close(3 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = 0 [pid 1336] close(10 [pid 1335] <... close resumed>) = 0 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(4 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] close(18 [pid 1337] <... close resumed>) = 0 [pid 1336] close(11 [pid 1337] close(5 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] close(12 [pid 1337] close(6 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = 0 [pid 1336] close(13) = -1 EBADF (Bad file descriptor) [pid 1337] close(7 [pid 1336] close(14 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(8 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] close(15 [pid 1337] close(9 [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(10 [pid 1336] close(16 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(11 [pid 1336] close(17 [pid 1335] close(4 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] <... close resumed>) = 0 [pid 1334] close(19 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(5 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(12 [pid 1336] close(18 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] close(20 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(6 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(13 [pid 1336] close(19 [pid 1334] close(21 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] <... close resumed>) = 0 [pid 1337] close(14 [pid 1336] close(20 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(7 [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(15 [pid 1336] close(21 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] close(22 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(8 [pid 1337] close(16 [pid 1336] close(22 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(9 [pid 1334] close(23 [pid 1337] close(17 [pid 1336] close(23 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(18 [pid 1336] close(24 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] close(24 [pid 1337] close(19 [pid 1336] close(25 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(20 [pid 1336] close(26 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(21 [pid 1336] close(27 [pid 1335] close(10 [pid 1334] close(25 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(11 [pid 1334] close(26 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(12 [pid 1334] close(27 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(13 [pid 1334] close(28 [pid 1337] close(22 [pid 1336] close(28 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] close(14 [pid 1337] close(23 [pid 1336] close(29 [pid 1334] close(29 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(24 [pid 1336] exit_group(0 [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1336] <... exit_group resumed>) = ? [pid 1337] close(25 [pid 1336] +++ exited with 0 +++ [pid 1335] close(15 [pid 1334] exit_group(0 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(26 [pid 1335] close(16 [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(27 [pid 1335] close(17 [pid 1334] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1337] close(28) = -1 EBADF (Bad file descriptor) [pid 1337] close(29) = -1 EBADF (Bad file descriptor) [pid 1337] exit_group(0) = ? [pid 1337] +++ exited with 0 +++ [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1334] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1335] close(18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1335] close(19) = -1 EBADF (Bad file descriptor) [pid 1335] close(20) = -1 EBADF (Bad file descriptor) [pid 1335] close(21) = -1 EBADF (Bad file descriptor) [pid 1335] close(22) = -1 EBADF (Bad file descriptor) [pid 1335] close(23) = -1 EBADF (Bad file descriptor) [pid 1335] close(24) = -1 EBADF (Bad file descriptor) [pid 1335] close(25) = -1 EBADF (Bad file descriptor) [pid 1335] close(26) = -1 EBADF (Bad file descriptor) [pid 1335] close(27) = -1 EBADF (Bad file descriptor) [pid 1335] close(28) = -1 EBADF (Bad file descriptor) [pid 1335] close(29) = -1 EBADF (Bad file descriptor) [pid 1335] exit_group(0) = ? [pid 1335] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 306] umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./251", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./256/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./256/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./256") = 0 [pid 301] openat(AT_FDCWD, "./251", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] mkdir("./257", 0777) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, ./strace-static-x86_64: Process 1338 attached [pid 302] umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1338] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 259 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1338] <... set_robust_list resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./266/binderfs", [pid 301] umount2("./251/binderfs", 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 302] unlink("./266/binderfs" [pid 301] newfstatat(AT_FDCWD, "./251/binderfs", [pid 1338] chdir("./257" [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1338] <... chdir resumed>) = 0 [pid 302] getdents64(3, [pid 301] unlink("./251/binderfs" [pid 1338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1338] <... prctl resumed>) = 0 [pid 302] close(3 [pid 301] getdents64(3, [pid 1338] setpgid(0, 0 [pid 302] <... close resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1338] <... setpgid resumed>) = 0 [pid 302] rmdir("./266" [pid 1338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 1338] <... openat resumed>) = 3 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] mkdir("./267", 0777 [pid 301] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] rmdir("./251" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1339 attached [pid 1338] write(3, "1000", 4) = 4 [pid 301] mkdir("./252", 0777 [pid 1339] set_robust_list(0x555569336660, 24 [pid 1338] close(3 [pid 301] <... mkdir resumed>) = 0 [pid 1339] <... set_robust_list resumed>) = 0 [pid 1338] <... close resumed>) = 0 [pid 303] umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1339] chdir("./267" [pid 1338] symlink("/dev/binderfs", "./binderfs" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 269 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1339] <... chdir resumed>) = 0 [pid 1338] <... symlink resumed>) = 0 executing program [pid 303] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1340 attached [pid 1339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... openat resumed>) = 3 [pid 1338] write(1, "executing program\n", 18 [pid 1339] <... prctl resumed>) = 0 [pid 1340] set_robust_list(0x555569336660, 24 [pid 303] newfstatat(3, "", [pid 1339] setpgid(0, 0 [pid 1338] <... write resumed>) = 18 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1340] <... set_robust_list resumed>) = 0 [pid 1339] <... setpgid resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 254 [pid 303] umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1340] chdir("./252" [pid 1338] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1340] <... chdir resumed>) = 0 [pid 1339] <... openat resumed>) = 3 [pid 303] newfstatat(AT_FDCWD, "./255/binderfs", [pid 1340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1339] write(3, "1000", 4 [pid 1340] <... prctl resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1340] setpgid(0, 0 [pid 1339] <... write resumed>) = 4 [pid 303] unlink("./255/binderfs" [pid 1340] <... setpgid resumed>) = 0 [pid 1339] close(3 [pid 1338] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... unlink resumed>) = 0 [pid 1340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1338] <... openat resumed>) = 4 [pid 1339] <... close resumed>) = 0 [pid 1338] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] getdents64(3, [pid 1340] <... openat resumed>) = 3 [pid 1339] symlink("/dev/binderfs", "./binderfs" [pid 1338] <... openat resumed>) = 5 [pid 1338] setns(201, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1340] write(3, "1000", 4 [pid 1339] <... symlink resumed>) = 0 [pid 1338] <... setns resumed>) = 0 [pid 303] close(3 [pid 1338] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1338] setns(5, 0) = 0 [pid 1338] close(5) = 0 [pid 1338] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1340] <... write resumed>) = 4 executing program [pid 1339] write(1, "executing program\n", 18 [pid 303] <... close resumed>) = 0 [pid 1340] close(3 [pid 1339] <... write resumed>) = 18 [pid 303] rmdir("./255" [pid 1340] <... close resumed>) = 0 [pid 1339] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... rmdir resumed>) = 0 [pid 1339] <... openat resumed>) = 3 [pid 1340] symlink("/dev/binderfs", "./binderfs" [pid 303] mkdir("./256", 0777 [pid 1339] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1340] <... symlink resumed>) = 0 [pid 1339] <... openat resumed>) = 4 [pid 303] <... mkdir resumed>) = 0 [pid 1339] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1338] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 1340] write(1, "executing program\n", 18 [pid 1339] <... openat resumed>) = 5 [pid 1338] close(3) = 0 [pid 1338] close(4) = 0 [pid 1338] close(5) = -1 EBADF (Bad file descriptor) [pid 1338] close(6./strace-static-x86_64: Process 1341 attached [pid 1340] <... write resumed>) = 18 [pid 1339] setns(201, 0 [pid 1338] <... close resumed>) = 0 [pid 1341] set_robust_list(0x555569336660, 24 [pid 1340] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1341] <... set_robust_list resumed>) = 0 [pid 1339] <... setns resumed>) = 0 [pid 1338] close(7 [pid 1341] chdir("./256" [pid 1340] <... openat resumed>) = 3 [pid 1339] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 258 [pid 1341] <... chdir resumed>) = 0 [pid 1339] <... socket resumed>) = 6 [pid 1338] close(8 [pid 1339] setns(5, 0 [pid 1340] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1339] <... setns resumed>) = 0 [pid 1341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... prctl resumed>) = 0 [pid 1338] close(9 [pid 1341] setpgid(0, 0 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... setpgid resumed>) = 0 [pid 1338] close(10 [pid 1341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1340] <... openat resumed>) = 4 [pid 1339] close(5 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... openat resumed>) = 3 [pid 1340] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1339] <... close resumed>) = 0 [pid 1338] close(11 [pid 1341] write(3, "1000", 4 [pid 1339] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... write resumed>) = 4 [pid 1340] <... openat resumed>) = 5 [pid 1338] close(12 [pid 1341] close(3 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = 0 [pid 1338] close(13 [pid 1341] symlink("/dev/binderfs", "./binderfs" [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... symlink resumed>) = 0 [pid 1340] setns(201, 0 [pid 1339] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1338] close(14 [pid 1340] <... setns resumed>) = 0 executing program [pid 1341] write(1, "executing program\n", 18 [pid 1340] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] close(3 [pid 1341] <... write resumed>) = 18 [pid 1338] close(15 [pid 1341] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1340] <... socket resumed>) = 6 [pid 1339] <... close resumed>) = 0 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... openat resumed>) = 3 [pid 1338] close(16) = -1 EBADF (Bad file descriptor) [pid 1341] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1338] close(17 [pid 1340] setns(5, 0 [pid 1339] close(4 [pid 1341] <... openat resumed>) = 4 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = 0 [pid 1340] <... setns resumed>) = 0 [pid 1339] close(5 [pid 1341] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1340] close(5 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(18 [pid 1341] <... openat resumed>) = 5 [pid 1340] <... close resumed>) = 0 [pid 1339] close(6 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] setns(201, 0 [pid 1339] <... close resumed>) = 0 [pid 1338] close(19 [pid 1341] <... setns resumed>) = 0 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1338] close(20 [pid 1341] <... socket resumed>) = 6 [pid 1340] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1339] close(7 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] setns(5, 0 [pid 1338] close(21 [pid 1341] <... setns resumed>) = 0 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(5 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(22 [pid 1339] close(8 [pid 1340] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = 0 [pid 1339] close(9 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1340] close(3 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(23 [pid 1339] close(10 [pid 1340] <... close resumed>) = 0 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1340] close(4 [pid 1339] close(11 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(3 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(24 [pid 1341] <... close resumed>) = 0 [pid 1340] <... close resumed>) = 0 [pid 1339] close(12 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(4 [pid 1340] close(5 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(25 [pid 1341] <... close resumed>) = 0 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] close(13 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(5 [pid 1340] close(6 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(26 [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] <... close resumed>) = 0 [pid 1339] close(14 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(6 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(7 [pid 1339] close(15 [pid 1338] close(27 [pid 1341] <... close resumed>) = 0 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(8 [pid 1339] close(16 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(9 [pid 1339] close(17 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(10 [pid 1339] close(18 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(11 [pid 1339] close(19 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(12 [pid 1339] close(20 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(7 [pid 1340] close(13 [pid 1339] close(21 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(28 [pid 1341] close(8 [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(14 [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] close(22 [pid 1341] close(9 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] close(29 [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(15 [pid 1339] close(23 [pid 1341] close(10 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(16 [pid 1339] close(24 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(11 [pid 1340] close(17 [pid 1339] close(25 [pid 1338] exit_group(0 [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1338] <... exit_group resumed>) = ? [pid 1341] close(12 [pid 1340] close(18 [pid 1339] close(26 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(19 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] close(27 [pid 1340] close(20 [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(21 [pid 1339] close(28 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(22 [pid 1339] close(29 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(23 [pid 1339] exit_group(0 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(24 [pid 1338] +++ exited with 0 +++ [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1339] <... exit_group resumed>) = ? [pid 1341] close(13 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1341] close(14) = -1 EBADF (Bad file descriptor) [pid 1341] close(15) = -1 EBADF (Bad file descriptor) [pid 1341] close(16) = -1 EBADF (Bad file descriptor) [pid 1341] close(17) = -1 EBADF (Bad file descriptor) [pid 1341] close(18) = -1 EBADF (Bad file descriptor) [pid 1341] close(19) = -1 EBADF (Bad file descriptor) [pid 1341] close(20) = -1 EBADF (Bad file descriptor) [pid 1341] close(21) = -1 EBADF (Bad file descriptor) [pid 1341] close(22) = -1 EBADF (Bad file descriptor) [pid 1339] +++ exited with 0 +++ [pid 1340] close(25 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1341] close(23 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(24 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] close(25) = -1 EBADF (Bad file descriptor) [pid 1341] close(26 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(26) = -1 EBADF (Bad file descriptor) [pid 1341] close(27) = -1 EBADF (Bad file descriptor) [pid 1340] close(27 [pid 1341] close(28 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(28 [pid 1341] close(29 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1340] close(29 [pid 1341] exit_group(0 [pid 1340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1341] <... exit_group resumed>) = ? [pid 1340] exit_group(0) = ? [pid 1341] +++ exited with 0 +++ [pid 1340] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... restart_syscall resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 303] umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 301] umount2("./252", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 301] openat(AT_FDCWD, "./252", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(3, "", [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] newfstatat(AT_FDCWD, "./257/binderfs", [pid 303] newfstatat(AT_FDCWD, "./256/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] unlink("./257/binderfs" [pid 303] unlink("./256/binderfs" [pid 302] newfstatat(AT_FDCWD, "./267/binderfs", [pid 301] umount2("./252/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... unlink resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [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 303] getdents64(3, [pid 302] unlink("./267/binderfs" [pid 301] newfstatat(AT_FDCWD, "./252/binderfs", [pid 306] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 302] getdents64(3, [pid 306] close(3 [pid 303] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] unlink("./252/binderfs" [pid 306] <... close resumed>) = 0 [pid 303] rmdir("./256" [pid 302] close(3 [pid 301] <... unlink resumed>) = 0 [pid 306] rmdir("./257" [pid 303] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] mkdir("./257", 0777 [pid 302] rmdir("./267" [pid 301] getdents64(3, [pid 306] mkdir("./258", 0777 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./268", 0777 [pid 301] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1342 attached [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... close resumed>) = 0 [pid 1342] set_robust_list(0x555569336660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 259 [pid 301] rmdir("./252") = 0 [pid 1342] <... set_robust_list resumed>) = 0 [pid 301] mkdir("./253", 0777./strace-static-x86_64: Process 1344 attached ./strace-static-x86_64: Process 1343 attached [pid 1342] chdir("./257" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 260 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 270 [pid 301] <... mkdir resumed>) = 0 [pid 1344] set_robust_list(0x555569336660, 24 [pid 1343] set_robust_list(0x555569336660, 24 [pid 1342] <... chdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1344] <... set_robust_list resumed>) = 0 [pid 1343] <... set_robust_list resumed>) = 0 [pid 1342] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 1345 attached [pid 1344] chdir("./268" [pid 1342] <... prctl resumed>) = 0 [pid 1343] chdir("./258" [pid 1345] set_robust_list(0x555569336660, 24 [pid 1344] <... chdir resumed>) = 0 [pid 1343] <... chdir resumed>) = 0 [pid 1342] setpgid(0, 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 255 [pid 1344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1344] <... prctl resumed>) = 0 [pid 1343] <... prctl resumed>) = 0 [pid 1345] <... set_robust_list resumed>) = 0 [pid 1342] <... setpgid resumed>) = 0 [pid 1345] chdir("./253" [pid 1342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1344] setpgid(0, 0 [pid 1345] <... chdir resumed>) = 0 [pid 1344] <... setpgid resumed>) = 0 [pid 1343] setpgid(0, 0 [pid 1342] <... openat resumed>) = 3 [pid 1345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1343] <... setpgid resumed>) = 0 [pid 1345] <... prctl resumed>) = 0 [pid 1342] write(3, "1000", 4 [pid 1345] setpgid(0, 0 [pid 1342] <... write resumed>) = 4 [pid 1345] <... setpgid resumed>) = 0 [pid 1344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1342] close(3 [pid 1345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1342] <... close resumed>) = 0 [pid 1344] <... openat resumed>) = 3 [pid 1343] <... openat resumed>) = 3 [pid 1342] symlink("/dev/binderfs", "./binderfs" [pid 1345] <... openat resumed>) = 3 [pid 1344] write(3, "1000", 4 [pid 1343] write(3, "1000", 4 [pid 1345] write(3, "1000", 4 [pid 1344] <... write resumed>) = 4 [pid 1343] <... write resumed>) = 4 [pid 1342] <... symlink resumed>) = 0 [pid 1344] close(3 [pid 1343] close(3 [pid 1344] <... close resumed>) = 0 [pid 1343] <... close resumed>) = 0 [pid 1344] symlink("/dev/binderfs", "./binderfs" [pid 1343] symlink("/dev/binderfs", "./binderfs" [pid 1345] <... write resumed>) = 4 executing program [pid 1342] write(1, "executing program\n", 18 [pid 1345] close(3 [pid 1342] <... write resumed>) = 18 [pid 1345] <... close resumed>) = 0 [pid 1344] <... symlink resumed>) = 0 [pid 1343] <... symlink resumed>) = 0 executing program executing program [pid 1345] symlink("/dev/binderfs", "./binderfs" [pid 1344] write(1, "executing program\n", 18 [pid 1343] write(1, "executing program\n", 18 [pid 1342] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1345] <... symlink resumed>) = 0 [pid 1344] <... write resumed>) = 18 [pid 1343] <... write resumed>) = 18 executing program [pid 1345] write(1, "executing program\n", 18 [pid 1344] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1343] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1342] <... openat resumed>) = 3 [pid 1345] <... write resumed>) = 18 [pid 1343] <... openat resumed>) = 3 [pid 1345] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1344] <... openat resumed>) = 3 [pid 1342] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1345] <... openat resumed>) = 3 [pid 1342] <... openat resumed>) = 4 [pid 1345] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1344] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1343] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1345] <... openat resumed>) = 4 [pid 1343] <... openat resumed>) = 4 [pid 1342] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1345] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1344] <... openat resumed>) = 4 [pid 1343] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1344] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1342] <... openat resumed>) = 5 [pid 1343] <... openat resumed>) = 5 [pid 1345] <... openat resumed>) = 5 [pid 1343] setns(201, 0) = 0 [pid 1343] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1344] <... openat resumed>) = 5 [pid 1345] setns(201, 0 [pid 1342] setns(201, 0 [pid 1345] <... setns resumed>) = 0 [pid 1344] setns(201, 0 [pid 1345] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1342] <... setns resumed>) = 0 [pid 1344] <... setns resumed>) = 0 [pid 1345] <... socket resumed>) = 6 [pid 1343] setns(5, 0 [pid 1342] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1344] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1343] <... setns resumed>) = 0 [pid 1343] close(5 [pid 1342] <... socket resumed>) = 6 [pid 1344] <... socket resumed>) = 6 [pid 1343] <... close resumed>) = 0 [pid 1343] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1345] setns(5, 0 [pid 1344] setns(5, 0 [pid 1342] setns(5, 0 [pid 1345] <... setns resumed>) = 0 [pid 1344] <... setns resumed>) = 0 [pid 1342] <... setns resumed>) = 0 [pid 1345] close(5 [pid 1344] close(5 [pid 1342] close(5 [pid 1345] <... close resumed>) = 0 [pid 1344] <... close resumed>) = 0 [pid 1342] <... close resumed>) = 0 [pid 1345] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1344] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1343] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1342] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1343] close(3) = 0 [pid 1343] close(4 [pid 1345] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1344] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1345] close(3 [pid 1344] close(3 [pid 1342] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1345] <... close resumed>) = 0 [pid 1344] <... close resumed>) = 0 [pid 1343] <... close resumed>) = 0 [pid 1342] close(3 [pid 1345] close(4 [pid 1344] close(4 [pid 1343] close(5 [pid 1342] <... close resumed>) = 0 [pid 1345] <... close resumed>) = 0 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = 0 [pid 1343] close(6 [pid 1342] close(4 [pid 1345] close(5 [pid 1344] close(5 [pid 1342] <... close resumed>) = 0 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = 0 [pid 1342] close(5 [pid 1345] close(6 [pid 1344] close(6 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = 0 [pid 1344] <... close resumed>) = 0 [pid 1343] close(7 [pid 1342] close(6 [pid 1345] close(7 [pid 1344] close(7 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = 0 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(8 [pid 1345] close(8 [pid 1344] close(8 [pid 1342] close(7 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(9 [pid 1344] close(9 [pid 1343] close(9 [pid 1342] close(8 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(10 [pid 1344] close(10 [pid 1342] close(9 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(10 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(11 [pid 1344] close(11 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(10 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(12 [pid 1344] close(12 [pid 1343] close(11 [pid 1342] close(11 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(13 [pid 1344] close(13 [pid 1343] close(12 [pid 1342] close(12 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(14 [pid 1344] close(14 [pid 1343] close(13 [pid 1342] close(13 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(15 [pid 1344] close(15 [pid 1343] close(14 [pid 1342] close(14 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(15 [pid 1345] close(16 [pid 1344] close(16 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(15 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(16 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(17 [pid 1344] close(17 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(16 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(17 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(18 [pid 1344] close(18 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(17 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(18 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(19 [pid 1344] close(19 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(19 [pid 1342] close(18 [pid 1345] close(20 [pid 1344] close(20 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(20 [pid 1342] close(19 [pid 1345] close(21 [pid 1344] close(21 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(21 [pid 1342] close(20 [pid 1345] close(22 [pid 1344] close(22 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(22 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(23 [pid 1344] close(23 [pid 1342] close(21 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(24 [pid 1344] close(24 [pid 1342] close(22 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(25 [pid 1344] close(25 [pid 1342] close(23 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(26 [pid 1344] close(26 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(24 [pid 1345] close(27 [pid 1344] close(27 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(28 [pid 1344] close(28 [pid 1342] close(25 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] close(29 [pid 1344] close(29 [pid 1342] close(26 [pid 1345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1345] exit_group(0 [pid 1344] exit_group(0 [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(27 [pid 1343] close(23 [pid 1345] <... exit_group resumed>) = ? [pid 1344] <... exit_group resumed>) = ? [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] close(24) = -1 EBADF (Bad file descriptor) [pid 1343] close(25) = -1 EBADF (Bad file descriptor) [pid 1343] close(26) = -1 EBADF (Bad file descriptor) [pid 1344] +++ exited with 0 +++ [pid 1343] close(27) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1343] close(28 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1345] +++ exited with 0 +++ [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(28 [pid 1343] close(29 [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1343] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1342] close(29 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1343] exit_group(0 [pid 1342] exit_group(0 [pid 1343] <... exit_group resumed>) = ? [pid 1342] <... exit_group resumed>) = ? [pid 1343] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 1342] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 302] umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./253", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./253", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./253/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./253/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./253/binderfs") = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./253") = 0 [pid 301] mkdir("./254", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", ./strace-static-x86_64: Process 1346 attached {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 256 [pid 302] getdents64(3, [pid 1346] set_robust_list(0x555569336660, 24 [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1346] <... set_robust_list resumed>) = 0 [pid 302] umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1346] chdir("./254" [pid 302] newfstatat(AT_FDCWD, "./268/binderfs", [pid 303] umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./268/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 1346] <... chdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 1346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] getdents64(3, [pid 1346] <... prctl resumed>) = 0 [pid 306] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 1346] setpgid(0, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1346] <... setpgid resumed>) = 0 [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] close(3 [pid 1346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... close resumed>) = 0 [pid 1346] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./258/binderfs", [pid 303] newfstatat(AT_FDCWD, "./257/binderfs", [pid 302] rmdir("./268" [pid 1346] write(3, "1000", 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./258/binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 1346] <... write resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 303] unlink("./257/binderfs" [pid 302] mkdir("./269", 0777 [pid 1346] close(3 [pid 306] getdents64(3, [pid 303] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1346] <... close resumed>) = 0 [pid 306] close(3 [pid 303] getdents64(3, [pid 306] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1346] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] rmdir("./258" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1346] <... symlink resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] close(3 [pid 1346] write(1, "executing program\n", 18 [pid 306] mkdir("./259", 0777 [pid 303] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 303] rmdir("./257"./strace-static-x86_64: Process 1347 attached ) = 0 [pid 1347] set_robust_list(0x555569336660, 24 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 303] mkdir("./258", 0777 [pid 1346] <... write resumed>) = 18 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 271 ./strace-static-x86_64: Process 1348 attached [pid 1347] <... set_robust_list resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1347] chdir("./269" [pid 1346] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 261 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1348] set_robust_list(0x555569336660, 24 [pid 1347] <... chdir resumed>) = 0 [pid 1346] <... openat resumed>) = 3 [pid 1348] <... set_robust_list resumed>) = 0 [pid 1347] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 1349 attached [pid 1348] chdir("./259" [pid 1347] <... prctl resumed>) = 0 [pid 1346] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1347] setpgid(0, 0 [pid 1349] set_robust_list(0x555569336660, 24 [pid 1347] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 260 [pid 1349] <... set_robust_list resumed>) = 0 [pid 1348] <... chdir resumed>) = 0 [pid 1347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1346] <... openat resumed>) = 4 [pid 1349] chdir("./258" [pid 1348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1347] <... openat resumed>) = 3 [pid 1346] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1348] setpgid(0, 0 [pid 1349] <... chdir resumed>) = 0 [pid 1347] write(3, "1000", 4 [pid 1349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1348] <... setpgid resumed>) = 0 [pid 1347] <... write resumed>) = 4 [pid 1346] <... openat resumed>) = 5 [pid 1349] <... prctl resumed>) = 0 [pid 1347] close(3 [pid 1349] setpgid(0, 0 [pid 1348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1347] <... close resumed>) = 0 [pid 1349] <... setpgid resumed>) = 0 [pid 1347] symlink("/dev/binderfs", "./binderfs" [pid 1349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1347] <... symlink resumed>) = 0 [pid 1346] setns(201, 0 [pid 1349] <... openat resumed>) = 3 [pid 1348] <... openat resumed>) = 3 [pid 1346] <... setns resumed>) = 0 [pid 1347] write(1, "executing program\n", 18 [pid 1349] write(3, "1000", 4executing program [pid 1347] <... write resumed>) = 18 [pid 1349] <... write resumed>) = 4 [pid 1348] write(3, "1000", 4 [pid 1347] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1346] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1349] close(3 [pid 1348] <... write resumed>) = 4 [pid 1349] <... close resumed>) = 0 [pid 1348] close(3 [pid 1347] <... openat resumed>) = 3 [pid 1346] <... socket resumed>) = 6 [pid 1349] symlink("/dev/binderfs", "./binderfs" [pid 1348] <... close resumed>) = 0 [pid 1346] setns(5, 0 [pid 1349] <... symlink resumed>) = 0 [pid 1348] symlink("/dev/binderfs", "./binderfs" [pid 1349] write(1, "executing program\n", 18 executing program [pid 1347] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1346] <... setns resumed>) = 0 [pid 1349] <... write resumed>) = 18 [pid 1347] <... openat resumed>) = 4 executing program [pid 1349] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1348] <... symlink resumed>) = 0 [pid 1346] close(5 [pid 1348] write(1, "executing program\n", 18 [pid 1349] <... openat resumed>) = 3 [pid 1348] <... write resumed>) = 18 [pid 1347] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1346] <... close resumed>) = 0 [pid 1349] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1348] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1347] <... openat resumed>) = 5 [pid 1349] <... openat resumed>) = 4 [pid 1347] setns(201, 0 [pid 1349] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1347] <... setns resumed>) = 0 [pid 1346] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1348] <... openat resumed>) = 3 [pid 1349] <... openat resumed>) = 5 [pid 1347] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1349] setns(201, 0 [pid 1347] setns(5, 0 [pid 1349] <... setns resumed>) = 0 [pid 1347] <... setns resumed>) = 0 [pid 1349] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1347] close(5 [pid 1349] <... socket resumed>) = 6 [pid 1347] <... close resumed>) = 0 [pid 1348] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1349] setns(5, 0 [pid 1347] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1349] <... setns resumed>) = 0 [pid 1348] <... openat resumed>) = 4 [pid 1346] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1349] close(5 [pid 1348] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1346] close(3 [pid 1349] <... close resumed>) = 0 [pid 1348] <... openat resumed>) = 5 [pid 1346] <... close resumed>) = 0 [pid 1346] close(4 [pid 1349] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1348] setns(201, 0 [pid 1346] <... close resumed>) = 0 [pid 1348] <... setns resumed>) = 0 [pid 1347] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1346] close(5 [pid 1348] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1348] <... socket resumed>) = 6 [pid 1347] close(3 [pid 1346] close(6 [pid 1349] close(3 [pid 1347] <... close resumed>) = 0 [pid 1349] <... close resumed>) = 0 [pid 1348] setns(5, 0 [pid 1347] close(4 [pid 1346] <... close resumed>) = 0 [pid 1348] <... setns resumed>) = 0 [pid 1347] <... close resumed>) = 0 [pid 1346] close(7 [pid 1349] close(4 [pid 1348] close(5 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = 0 [pid 1347] close(5 [pid 1349] close(5 [pid 1348] <... close resumed>) = 0 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(8 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(6 [pid 1349] close(6 [pid 1348] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1347] <... close resumed>) = 0 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = 0 [pid 1349] close(7 [pid 1347] close(7 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] close(8 [pid 1347] close(8 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(9 [pid 1349] close(9 [pid 1347] close(9 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] close(10 [pid 1347] close(10 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(10 [pid 1349] close(11 [pid 1347] close(11 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1346] close(11 [pid 1348] close(3 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] close(12 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(12 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(12 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = 0 [pid 1349] close(13 [pid 1348] close(4 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(13 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(13 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] close(14 [pid 1348] <... close resumed>) = 0 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(5 [pid 1347] close(14 [pid 1346] close(14 [pid 1349] close(15 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(6 [pid 1347] close(15 [pid 1349] close(16 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(15 [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(16 [pid 1349] close(17 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] close(18 [pid 1348] <... close resumed>) = 0 [pid 1347] close(17 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(16 [pid 1349] close(19 [pid 1348] close(7 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(17 [pid 1348] close(8 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(18 [pid 1346] close(18 [pid 1349] close(20 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(9 [pid 1347] close(19 [pid 1349] close(21 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(20 [pid 1349] close(22 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(21 [pid 1349] close(23 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(22 [pid 1349] close(24 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(23 [pid 1349] close(25 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(24 [pid 1349] close(26 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(25 [pid 1349] close(27 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(26 [pid 1349] close(28 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] close(27 [pid 1349] close(29 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(19 [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(10 [pid 1347] close(28 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(20 [pid 1347] close(29 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(11) = -1 EBADF (Bad file descriptor) [pid 1348] close(12 [pid 1349] exit_group(0 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(21 [pid 1348] close(13) = -1 EBADF (Bad file descriptor) [pid 1348] close(14) = -1 EBADF (Bad file descriptor) [pid 1348] close(15) = -1 EBADF (Bad file descriptor) [pid 1348] close(16) = -1 EBADF (Bad file descriptor) [pid 1348] close(17) = -1 EBADF (Bad file descriptor) [pid 1348] close(18 [pid 1349] <... exit_group resumed>) = ? [pid 1347] exit_group(0 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1347] <... exit_group resumed>) = ? [pid 1346] close(22 [pid 1348] close(19 [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(20 [pid 1346] close(23 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(21) = -1 EBADF (Bad file descriptor) [pid 1346] close(24 [pid 1348] close(22 [pid 1349] +++ exited with 0 +++ [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(23 [pid 1347] +++ exited with 0 +++ [pid 1346] close(25 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1348] close(24 [pid 1346] close(26 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1348] close(25 [pid 1346] close(27 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] close(28) = -1 EBADF (Bad file descriptor) [pid 1348] close(26 [pid 1346] close(29 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(27 [pid 1346] exit_group(0 [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(28 [pid 1346] <... exit_group resumed>) = ? [pid 1348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1348] close(29) = -1 EBADF (Bad file descriptor) [pid 1348] exit_group(0) = ? [pid 1346] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1348] +++ exited with 0 +++ [pid 302] umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./269/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./269/binderfs" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 303] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] newfstatat(3, "", [pid 302] close(3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 302] rmdir("./269" [pid 306] umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] mkdir("./270", 0777 [pid 306] newfstatat(3, "", [pid 303] newfstatat(AT_FDCWD, "./258/binderfs", [pid 302] <... mkdir resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... 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 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] unlink("./258/binderfs"./strace-static-x86_64: Process 1350 attached [pid 306] umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1350] set_robust_list(0x555569336660, 24 [pid 306] newfstatat(AT_FDCWD, "./259/binderfs", [pid 303] getdents64(3, [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 272 [pid 1350] <... set_robust_list resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1350] chdir("./270" [pid 306] unlink("./259/binderfs" [pid 1350] <... chdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 303] close(3 [pid 301] <... restart_syscall resumed>) = 0 [pid 1350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... close resumed>) = 0 [pid 1350] <... prctl resumed>) = 0 [pid 306] getdents64(3, [pid 303] rmdir("./258" [pid 1350] setpgid(0, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1350] <... setpgid resumed>) = 0 [pid 306] close(3 [pid 303] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./259") = 0 [pid 306] mkdir("./260", 0777 [pid 1350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] mkdir("./259", 0777 [pid 301] umount2("./254", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... mkdir resumed>) = 0 [pid 1350] <... openat resumed>) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1350] write(3, "1000", 4 [pid 301] openat(AT_FDCWD, "./254", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1351 attached ./strace-static-x86_64: Process 1352 attached [pid 1350] <... write resumed>) = 4 [pid 301] <... openat resumed>) = 3 [pid 1350] close(3 [pid 1352] set_robust_list(0x555569336660, 24 [pid 1350] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1350] symlink("/dev/binderfs", "./binderfs" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 261 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1351] set_robust_list(0x555569336660, 24 [pid 1352] <... set_robust_list resumed>) = 0 [pid 1350] <... symlink resumed>) = 0 [pid 301] getdents64(3, [pid 1351] <... set_robust_list resumed>) = 0 [pid 1352] chdir("./260" [pid 1350] write(1, "executing program\n", 18 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 262 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 executing program [pid 1351] chdir("./259" [pid 1352] <... chdir resumed>) = 0 [pid 1350] <... write resumed>) = 18 [pid 301] umount2("./254/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1351] <... chdir resumed>) = 0 [pid 1352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1350] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1352] <... prctl resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./254/binderfs", [pid 1351] <... prctl resumed>) = 0 [pid 1352] setpgid(0, 0 [pid 1350] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1351] setpgid(0, 0 [pid 1352] <... setpgid resumed>) = 0 [pid 1350] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] unlink("./254/binderfs") = 0 [pid 1351] <... setpgid resumed>) = 0 [pid 1352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1350] <... openat resumed>) = 4 [pid 301] getdents64(3, [pid 1350] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1352] <... openat resumed>) = 3 [pid 301] close(3 [pid 1351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1350] <... openat resumed>) = 5 [pid 301] <... close resumed>) = 0 [pid 1352] write(3, "1000", 4 [pid 301] rmdir("./254" [pid 1352] <... write resumed>) = 4 [pid 1350] setns(201, 0 [pid 301] <... rmdir resumed>) = 0 [pid 1352] close(3 [pid 1350] <... setns resumed>) = 0 [pid 1352] <... close resumed>) = 0 [pid 1351] <... openat resumed>) = 3 [pid 1350] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] mkdir("./255", 0777 [pid 1351] write(3, "1000", 4 [pid 1352] symlink("/dev/binderfs", "./binderfs" [pid 1350] <... socket resumed>) = 6 [pid 301] <... mkdir resumed>) = 0 [pid 1351] <... write resumed>) = 4 [pid 1350] setns(5, 0) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1351] close(3 [pid 1352] <... symlink resumed>) = 0 [pid 1350] close(5) = 0 executing program [pid 1351] <... close resumed>) = 0 [pid 1352] write(1, "executing program\n", 18 [pid 1351] symlink("/dev/binderfs", "./binderfs" [pid 1352] <... write resumed>) = 18 ./strace-static-x86_64: Process 1353 attached [pid 1351] <... symlink resumed>) = 0 [pid 1350] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1351] write(1, "executing program\n", 18 [pid 1352] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1351] <... write resumed>) = 18 [pid 1352] <... openat resumed>) = 3 [pid 1351] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 257 [pid 1351] <... openat resumed>) = 3 [pid 1352] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1351] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1352] <... openat resumed>) = 4 [pid 1350] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1353] set_robust_list(0x555569336660, 24) = 0 [pid 1353] chdir("./255" [pid 1351] <... openat resumed>) = 4 [pid 1352] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1350] close(3 [pid 1353] <... chdir resumed>) = 0 [pid 1351] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1350] <... close resumed>) = 0 [pid 1353] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1352] <... openat resumed>) = 5 [pid 1350] close(4 [pid 1353] <... prctl resumed>) = 0 [pid 1351] <... openat resumed>) = 5 [pid 1352] setns(201, 0 [pid 1353] setpgid(0, 0 [pid 1351] setns(201, 0 [pid 1352] <... setns resumed>) = 0 [pid 1350] <... close resumed>) = 0 [pid 1353] <... setpgid resumed>) = 0 [pid 1350] close(5 [pid 1353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1351] <... setns resumed>) = 0 [pid 1352] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1352] <... socket resumed>) = 6 [pid 1353] <... openat resumed>) = 3 [pid 1351] <... socket resumed>) = 6 [pid 1350] close(6 [pid 1353] write(3, "1000", 4 [pid 1350] <... close resumed>) = 0 [pid 1353] <... write resumed>) = 4 [pid 1353] close(3 [pid 1350] close(7 [pid 1353] <... close resumed>) = 0 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] symlink("/dev/binderfs", "./binderfs" [pid 1350] close(8 [pid 1353] <... symlink resumed>) = 0 [pid 1351] setns(5, 0 [pid 1352] setns(5, 0 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1351] <... setns resumed>) = 0 [pid 1352] <... setns resumed>) = 0 [pid 1351] close(5 [pid 1352] close(5 [pid 1353] write(1, "executing program\n", 18 [pid 1352] <... close resumed>) = 0 [pid 1350] close(9 [pid 1353] <... write resumed>) = 18 [pid 1351] <... close resumed>) = 0 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1352] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1350] close(10 [pid 1353] <... openat resumed>) = 3 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(11 [pid 1353] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1351] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... openat resumed>) = 4 [pid 1352] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1350] close(12) = -1 EBADF (Bad file descriptor) [pid 1350] close(13 [pid 1353] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... openat resumed>) = 5 [pid 1350] close(14 [pid 1352] close(3 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] setns(201, 0 [pid 1352] <... close resumed>) = 0 [pid 1350] close(15 [pid 1351] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1352] close(4 [pid 1353] <... setns resumed>) = 0 [pid 1351] close(3 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1350] close(16 [pid 1353] <... socket resumed>) = 6 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(17 [pid 1353] setns(5, 0 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... setns resumed>) = 0 [pid 1350] close(18 [pid 1353] close(5 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = 0 [pid 1350] close(19) = -1 EBADF (Bad file descriptor) [pid 1353] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1350] close(20) = -1 EBADF (Bad file descriptor) [pid 1352] <... close resumed>) = 0 [pid 1351] <... close resumed>) = 0 [pid 1352] close(5 [pid 1350] close(21 [pid 1351] close(4 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1351] <... close resumed>) = 0 [pid 1352] close(6 [pid 1350] close(22 [pid 1353] close(3 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = 0 [pid 1351] close(5 [pid 1352] <... close resumed>) = 0 [pid 1350] close(23 [pid 1353] close(4 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(7 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = 0 [pid 1350] close(24 [pid 1353] close(5 [pid 1351] close(6 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(8 [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = 0 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(25 [pid 1353] close(6 [pid 1351] close(7 [pid 1352] close(9 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = 0 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(26 [pid 1353] close(7 [pid 1351] close(8 [pid 1352] close(10 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(27 [pid 1353] close(8 [pid 1352] close(11 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(9 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] close(28 [pid 1353] close(9 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(12 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(10 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(13 [pid 1350] close(29 [pid 1353] close(10 [pid 1350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] exit_group(0 [pid 1353] close(11 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(14 [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(11 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] <... exit_group resumed>) = ? [pid 1353] close(12 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(15 [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(12 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] close(13 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(16 [pid 1351] close(13 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1350] +++ exited with 0 +++ [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(17 [pid 1351] close(14 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(18 [pid 1351] close(15 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(19 [pid 1351] close(16 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(20 [pid 1351] close(17 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(21 [pid 1353] close(14 [pid 1351] close(18 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(22 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1353] close(15 [pid 1351] close(19 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(23 [pid 1353] close(16 [pid 1351] close(20 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(24 [pid 1353] close(17 [pid 1351] close(21 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(25 [pid 1353] close(18 [pid 1351] close(22 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(26 [pid 302] umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1353] close(19 [pid 1351] close(23 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(27 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1353] close(20 [pid 1351] close(24 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(28 [pid 1353] close(21 [pid 1351] close(25 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] close(29 [pid 1353] close(22 [pid 1351] close(26 [pid 1352] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1352] exit_group(0 [pid 302] newfstatat(3, "", [pid 1353] close(23 [pid 1351] close(27 [pid 1352] <... exit_group resumed>) = ? [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1353] close(24 [pid 302] getdents64(3, [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1353] close(25 [pid 1352] +++ exited with 0 +++ [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(28 [pid 302] umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1353] close(26 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] close(29 [pid 302] newfstatat(AT_FDCWD, "./270/binderfs", [pid 1353] close(27 [pid 1351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1351] exit_group(0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1353] close(28 [pid 1351] <... exit_group resumed>) = ? [pid 306] umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./270/binderfs" [pid 1353] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1353] close(29) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1353] exit_group(0) = ? [pid 302] getdents64(3, [pid 1351] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... close resumed>) = 0 [pid 1353] +++ exited with 0 +++ [pid 302] rmdir("./270" [pid 306] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] mkdir("./271", 0777 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1354 attached [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./260/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1354] set_robust_list(0x555569336660, 24 [pid 306] unlink("./260/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 273 [pid 1354] <... set_robust_list resumed>) = 0 [pid 1354] chdir("./271" [pid 306] <... unlink resumed>) = 0 [pid 1354] <... chdir resumed>) = 0 [pid 1354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] getdents64(3, [pid 1354] <... prctl resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1354] setpgid(0, 0 [pid 306] close(3 [pid 1354] <... setpgid resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./260" [pid 1354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./261", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1354] <... openat resumed>) = 3 [pid 1354] write(3, "1000", 4 [pid 301] <... restart_syscall resumed>) = 0 [pid 1354] <... write resumed>) = 4 ./strace-static-x86_64: Process 1355 attached [pid 1354] close(3) = 0 [pid 301] umount2("./255", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1354] symlink("/dev/binderfs", "./binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1354] <... symlink resumed>) = 0 [pid 301] openat(AT_FDCWD, "./255", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", executing program [pid 1354] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1354] <... write resumed>) = 18 [pid 301] getdents64(3, [pid 1354] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1354] <... openat resumed>) = 3 [pid 301] umount2("./255/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1355] set_robust_list(0x555569336660, 24 [pid 1354] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 263 [pid 301] newfstatat(AT_FDCWD, "./255/binderfs", [pid 1355] <... set_robust_list resumed>) = 0 [pid 1355] chdir("./261" [pid 1354] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1355] <... chdir resumed>) = 0 [pid 301] unlink("./255/binderfs" [pid 1355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... unlink resumed>) = 0 [pid 1355] <... prctl resumed>) = 0 [pid 1354] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1355] setpgid(0, 0 [pid 1354] <... openat resumed>) = 5 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./255" [pid 1354] setns(201, 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1354] <... setns resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1355] <... setpgid resumed>) = 0 [pid 1354] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] mkdir("./256", 0777 [pid 1355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1354] <... socket resumed>) = 6 [pid 301] <... mkdir resumed>) = 0 [pid 1354] setns(5, 0 [pid 303] umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1355] <... openat resumed>) = 3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1355] write(3, "1000", 4 [pid 1354] <... setns resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1356 attached [pid 1355] <... write resumed>) = 4 [pid 1354] close(5 [pid 303] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1356] set_robust_list(0x555569336660, 24 [pid 1355] close(3 [pid 303] <... openat resumed>) = 3 [pid 1354] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1354] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1356] <... set_robust_list resumed>) = 0 [pid 1355] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1356] chdir("./256" [pid 1355] symlink("/dev/binderfs", "./binderfs" [pid 303] getdents64(3, [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 258 [pid 1356] <... chdir resumed>) = 0 [pid 1355] <... symlink resumed>) = 0 [pid 1354] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1354] close(3 [pid 303] umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1354] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1354] close(4 [pid 303] newfstatat(AT_FDCWD, "./259/binderfs", executing program [pid 1355] write(1, "executing program\n", 18 [pid 1356] <... prctl resumed>) = 0 [pid 1355] <... write resumed>) = 18 [pid 1356] setpgid(0, 0 [pid 1354] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1356] <... setpgid resumed>) = 0 [pid 1355] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1354] close(5 [pid 303] unlink("./259/binderfs" [pid 1356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1355] <... openat resumed>) = 3 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1354] close(6 [pid 303] getdents64(3, [pid 1354] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1355] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1354] close(7 [pid 303] <... close resumed>) = 0 [pid 1356] <... openat resumed>) = 3 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(8 [pid 303] rmdir("./259" [pid 1356] write(3, "1000", 4 [pid 1355] <... openat resumed>) = 4 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1356] <... write resumed>) = 4 [pid 1354] close(9) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./260", 0777 [pid 1355] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1354] close(10 [pid 1356] close(3 [pid 303] <... mkdir resumed>) = 0 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(11 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1357 attached [pid 1356] <... close resumed>) = 0 [pid 1355] <... openat resumed>) = 5 [pid 1354] close(12 [pid 1356] symlink("/dev/binderfs", "./binderfs" [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(13) = -1 EBADF (Bad file descriptor) [pid 1356] <... symlink resumed>) = 0 [pid 1354] close(14 [pid 1357] set_robust_list(0x555569336660, 24 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(15) = -1 EBADF (Bad file descriptor) [pid 1354] close(16) = -1 EBADF (Bad file descriptor) [pid 1354] close(17) = -1 EBADF (Bad file descriptor) [pid 1354] close(18 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 262 [pid 1357] <... set_robust_list resumed>) = 0 [pid 1356] write(1, "executing program\n", 18 [pid 1355] setns(201, 0 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... setns resumed>) = 0 [pid 1356] <... write resumed>) = 18 [pid 1357] chdir("./260" [pid 1356] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLYexecuting program [pid 1355] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1354] close(19 [pid 1357] <... chdir resumed>) = 0 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] <... openat resumed>) = 3 [pid 1355] <... socket resumed>) = 6 [pid 1354] close(20 [pid 1357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1356] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1355] setns(5, 0 [pid 1357] <... prctl resumed>) = 0 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] setpgid(0, 0 [pid 1355] <... setns resumed>) = 0 [pid 1354] close(21 [pid 1357] <... setpgid resumed>) = 0 [pid 1355] close(5 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(22) = -1 EBADF (Bad file descriptor) [pid 1357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1354] close(23 [pid 1355] <... close resumed>) = 0 [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1354] close(24) = -1 EBADF (Bad file descriptor) [pid 1354] close(25) = -1 EBADF (Bad file descriptor) [pid 1356] <... openat resumed>) = 4 [pid 1354] close(26 [pid 1355] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... openat resumed>) = 3 [pid 1354] close(27) = -1 EBADF (Bad file descriptor) [pid 1354] close(28) = -1 EBADF (Bad file descriptor) [pid 1354] close(29) = -1 EBADF (Bad file descriptor) [pid 1354] exit_group(0) = ? [pid 1356] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1357] write(3, "1000", 4) = 4 [pid 1356] <... openat resumed>) = 5 [pid 1355] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1354] +++ exited with 0 +++ [pid 1357] close(3 [pid 1356] setns(201, 0 [pid 1355] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1357] <... close resumed>) = 0 [pid 1356] <... setns resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1357] symlink("/dev/binderfs", "./binderfs" [pid 1356] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1355] <... close resumed>) = 0 executing program [pid 1356] <... socket resumed>) = 6 [pid 1355] close(4 [pid 1356] setns(5, 0) = 0 [pid 1355] <... close resumed>) = 0 [pid 1357] <... symlink resumed>) = 0 [pid 1356] close(5 [pid 1355] close(5 [pid 1357] write(1, "executing program\n", 18 [pid 1356] <... close resumed>) = 0 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... write resumed>) = 18 [pid 1357] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1356] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1355] close(6 [pid 1357] <... openat resumed>) = 3 [pid 1355] <... close resumed>) = 0 [pid 1357] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1355] close(7 [pid 1356] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] close(8 [pid 1356] close(3 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... openat resumed>) = 4 [pid 1356] <... close resumed>) = 0 [pid 1355] close(9 [pid 1357] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1356] close(4 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] close(10 [pid 1357] <... openat resumed>) = 5 [pid 1356] <... close resumed>) = 0 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] setns(201, 0 [pid 1356] close(5 [pid 1355] close(11 [pid 1357] <... setns resumed>) = 0 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1356] close(6 [pid 1355] close(12 [pid 1357] <... socket resumed>) = 6 [pid 1356] <... close resumed>) = 0 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] setns(5, 0 [pid 1356] close(7 [pid 1355] close(13 [pid 1357] <... setns resumed>) = 0 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(5 [pid 1356] close(8 [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = 0 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1355] close(14 [pid 1356] close(9 [pid 302] <... restart_syscall resumed>) = 0 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1356] close(10 [pid 1355] close(15 [pid 1357] close(3 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1357] <... close resumed>) = 0 [pid 1356] close(11 [pid 1355] close(16 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1357] close(4 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = 0 [pid 1356] close(12 [pid 1355] close(17 [pid 302] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1357] close(5 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(13 [pid 1355] close(18 [pid 1357] close(6 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = 0 [pid 1356] close(14 [pid 1355] close(19 [pid 302] newfstatat(3, "", [pid 1357] close(7 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(15 [pid 1355] close(20 [pid 302] getdents64(3, [pid 1357] close(8 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(16 [pid 1355] close(21 [pid 302] umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1357] close(9 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(17 [pid 1355] close(22 [pid 1357] close(10 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(11 [pid 1356] close(18 [pid 1355] close(23 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(12 [pid 1356] close(19 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] close(24 [pid 1357] close(13 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(14 [pid 1356] close(20 [pid 1355] close(25 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(15 [pid 1356] close(21 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] close(26 [pid 1357] close(16 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(22 [pid 1355] close(27 [pid 1357] close(17 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(18 [pid 1356] close(23 [pid 1355] close(28 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] close(19 [pid 1356] close(24 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] close(29 [pid 1357] close(20 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(25 [pid 1357] close(21 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1355] exit_group(0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(26 [pid 1355] <... exit_group resumed>) = ? [pid 302] newfstatat(AT_FDCWD, "./271/binderfs", [pid 1357] close(22 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./271/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./271" [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(27 [pid 1355] +++ exited with 0 +++ [pid 302] <... rmdir resumed>) = 0 [pid 1357] close(23 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./272", 0777 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(28 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 1357] close(24 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1358 attached [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] close(29 [pid 1358] set_robust_list(0x555569336660, 24 [pid 1357] close(25 [pid 1356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 274 [pid 1358] <... set_robust_list resumed>) = 0 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1356] exit_group(0 [pid 1358] chdir("./272" [pid 1357] close(26 [pid 1356] <... exit_group resumed>) = ? [pid 1358] <... chdir resumed>) = 0 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1358] setpgid(0, 0) = 0 [pid 1357] close(27 [pid 1356] +++ exited with 0 +++ [pid 1358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1358] <... openat resumed>) = 3 [pid 1357] close(28 [pid 1358] write(3, "1000", 4 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1358] <... write resumed>) = 4 [pid 1357] close(29 [pid 1358] close(3 [pid 1357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1358] <... close resumed>) = 0 [pid 1357] exit_group(0 [pid 1358] symlink("/dev/binderfs", "./binderfs" [pid 1357] <... exit_group resumed>) = ? [pid 1358] <... symlink resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1357] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./261/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./261/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./261") = 0 [pid 1358] write(1, "executing program\n", 18 [pid 306] mkdir("./262", 0777executing program [pid 1358] <... write resumed>) = 18 [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1358] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1358] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1358] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1358] setns(201, 0) = 0 [pid 1358] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 264 ./strace-static-x86_64: Process 1359 attached [pid 1358] <... socket resumed>) = 6 [pid 1358] setns(5, 0 [pid 1359] set_robust_list(0x555569336660, 24 [pid 1358] <... setns resumed>) = 0 [pid 1359] <... set_robust_list resumed>) = 0 [pid 1358] close(5) = 0 [pid 1358] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1359] chdir("./262" [pid 1358] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1359] <... chdir resumed>) = 0 [pid 1359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1358] close(3 [pid 1359] <... prctl resumed>) = 0 [pid 1358] <... close resumed>) = 0 [pid 1359] setpgid(0, 0) = 0 [pid 1358] close(4 [pid 303] umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./256", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1358] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1358] close(5 [pid 303] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./256", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1359] <... openat resumed>) = 3 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] newfstatat(3, "", [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 303] umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./260/binderfs", [pid 301] umount2("./256/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./260/binderfs" [pid 1359] write(3, "1000", 4 [pid 1358] close(6 [pid 303] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./256/binderfs", [pid 1359] <... write resumed>) = 4 [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1359] close(3 [pid 1358] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1359] <... close resumed>) = 0 [pid 1358] close(7 [pid 1359] symlink("/dev/binderfs", "./binderfs" [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 301] unlink("./256/binderfs" [pid 1359] <... symlink resumed>) = 0 [pid 1358] close(8 [pid 303] <... close resumed>) = 0 executing program [pid 301] <... unlink resumed>) = 0 [pid 1359] write(1, "executing program\n", 18 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./260" [pid 301] getdents64(3, [pid 1359] <... write resumed>) = 18 [pid 1358] close(9 [pid 303] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] mkdir("./261", 0777 [pid 301] close(3 [pid 1359] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./256" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1358] close(10 [pid 301] <... rmdir resumed>) = 0 [pid 1359] <... openat resumed>) = 3 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1360 attached [pid 1359] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] mkdir("./257", 0777 [pid 1359] <... openat resumed>) = 4 [pid 1360] set_robust_list(0x555569336660, 24 [pid 1358] close(11 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 263 [pid 301] <... mkdir resumed>) = 0 [pid 1360] <... set_robust_list resumed>) = 0 [pid 1359] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] <... openat resumed>) = 5 [pid 1358] close(12) = -1 EBADF (Bad file descriptor) [pid 1360] chdir("./261" [pid 1358] close(13 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1360] <... chdir resumed>) = 0 [pid 1359] setns(201, 0 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1358] close(14) = -1 EBADF (Bad file descriptor) [pid 1358] close(15) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1361 attached [pid 1360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1359] <... setns resumed>) = 0 [pid 1358] close(16 [pid 1360] <... prctl resumed>) = 0 [pid 1359] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 259 [pid 1360] setpgid(0, 0 [pid 1359] <... socket resumed>) = 6 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] set_robust_list(0x555569336660, 24 [pid 1360] <... setpgid resumed>) = 0 [pid 1359] setns(5, 0 [pid 1358] close(17 [pid 1359] <... setns resumed>) = 0 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... set_robust_list resumed>) = 0 [pid 1359] close(5 [pid 1361] chdir("./257" [pid 1360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1359] <... close resumed>) = 0 [pid 1358] close(18 [pid 1361] <... chdir resumed>) = 0 [pid 1361] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1359] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... prctl resumed>) = 0 [pid 1360] <... openat resumed>) = 3 [pid 1358] close(19 [pid 1361] setpgid(0, 0 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... setpgid resumed>) = 0 [pid 1358] close(20 [pid 1361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1360] write(3, "1000", 4 [pid 1359] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... openat resumed>) = 3 [pid 1358] close(21) = -1 EBADF (Bad file descriptor) [pid 1358] close(22 [pid 1361] write(3, "1000", 4 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... write resumed>) = 4 [pid 1358] close(23 [pid 1361] close(3 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... close resumed>) = 0 [pid 1358] close(24 [pid 1360] <... write resumed>) = 4 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] symlink("/dev/binderfs", "./binderfs" [pid 1358] close(25 [pid 1360] close(3 [pid 1359] close(3 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... symlink resumed>) = 0 [pid 1360] <... close resumed>) = 0 [pid 1359] <... close resumed>) = 0 [pid 1358] close(26 [pid 1360] symlink("/dev/binderfs", "./binderfs" [pid 1359] close(4 executing program [pid 1361] write(1, "executing program\n", 18 [pid 1360] <... symlink resumed>) = 0 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... write resumed>) = 18 [pid 1360] write(1, "executing program\n", 18 [pid 1359] <... close resumed>) = 0 [pid 1358] close(27 [pid 1361] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY executing program [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1358] close(28) = -1 EBADF (Bad file descriptor) [pid 1361] <... openat resumed>) = 3 [pid 1358] close(29 [pid 1360] <... write resumed>) = 18 [pid 1359] close(5 [pid 1360] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1360] <... openat resumed>) = 3 [pid 1358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1359] close(6 [pid 1358] exit_group(0 [pid 1361] <... openat resumed>) = 4 [pid 1360] <... openat resumed>) = 4 [pid 1358] <... exit_group resumed>) = ? [pid 1360] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1359] <... close resumed>) = 0 [pid 1361] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1360] <... openat resumed>) = 5 [pid 1359] close(7 [pid 1358] +++ exited with 0 +++ [pid 1360] setns(201, 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1361] <... openat resumed>) = 5 [pid 1360] <... setns resumed>) = 0 [pid 1359] close(8 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1361] setns(201, 0 [pid 1360] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... setns resumed>) = 0 [pid 1359] close(9 [pid 1361] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... socket resumed>) = 6 [pid 1360] <... socket resumed>) = 6 [pid 1359] close(10 [pid 1361] setns(5, 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... setns resumed>) = 0 [pid 1361] close(5) = 0 [pid 1360] setns(5, 0 [pid 1359] close(11 [pid 1360] <... setns resumed>) = 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1360] close(5 [pid 1359] close(12 [pid 1361] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1360] <... close resumed>) = 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] close(3 [pid 1359] close(13 [pid 1360] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1361] <... close resumed>) = 0 [pid 1359] close(14 [pid 1361] close(4) = 0 [pid 1361] close(5) = -1 EBADF (Bad file descriptor) [pid 1361] close(6) = 0 [pid 1361] close(7) = -1 EBADF (Bad file descriptor) [pid 1361] close(8) = -1 EBADF (Bad file descriptor) [pid 1361] close(9) = -1 EBADF (Bad file descriptor) [pid 1361] close(10) = -1 EBADF (Bad file descriptor) [pid 1361] close(11) = -1 EBADF (Bad file descriptor) [pid 1361] close(12) = -1 EBADF (Bad file descriptor) [pid 1361] close(13) = -1 EBADF (Bad file descriptor) [pid 1361] close(14) = -1 EBADF (Bad file descriptor) [pid 1361] close(15) = -1 EBADF (Bad file descriptor) [pid 1361] close(16) = -1 EBADF (Bad file descriptor) [pid 1361] close(17) = -1 EBADF (Bad file descriptor) [pid 1361] close(18) = -1 EBADF (Bad file descriptor) [pid 1361] close(19) = -1 EBADF (Bad file descriptor) [pid 1361] close(20) = -1 EBADF (Bad file descriptor) [pid 1361] close(21) = -1 EBADF (Bad file descriptor) [pid 1361] close(22) = -1 EBADF (Bad file descriptor) [pid 1361] close(23) = -1 EBADF (Bad file descriptor) [pid 1361] close(24) = -1 EBADF (Bad file descriptor) [pid 1361] close(25) = -1 EBADF (Bad file descriptor) [pid 1361] close(26) = -1 EBADF (Bad file descriptor) [pid 1361] close(27) = -1 EBADF (Bad file descriptor) [pid 1361] close(28) = -1 EBADF (Bad file descriptor) [pid 1361] close(29) = -1 EBADF (Bad file descriptor) [pid 1361] exit_group(0) = ? [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1359] close(15 [pid 1360] close(3 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = 0 [pid 1359] close(16 [pid 1361] +++ exited with 0 +++ [pid 1360] close(4 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(17 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1360] <... close resumed>) = 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1360] close(5 [pid 1359] close(18 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(6 [pid 1359] close(19 [pid 1360] <... close resumed>) = 0 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(20) = -1 EBADF (Bad file descriptor) [pid 1360] close(7 [pid 1359] close(21 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(8 [pid 1359] close(22 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(23 [pid 1360] close(9 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(24 [pid 1360] close(10 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(25 [pid 1360] close(11 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(26 [pid 1360] close(12 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(27 [pid 1360] close(13 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(28 [pid 1360] close(14 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] close(29 [pid 1360] close(15 [pid 1359] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] exit_group(0 [pid 302] umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1359] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1360] close(16 [pid 302] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./272/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./272/binderfs") = 0 [pid 1359] +++ exited with 0 +++ [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1360] close(17 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1360] close(18 [pid 302] close(3 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1360] close(19 [pid 302] rmdir("./272" [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(20) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1360] close(21 [pid 302] mkdir("./273", 0777 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1360] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(23) = -1 EBADF (Bad file descriptor) [pid 1360] close(24) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1362 attached [pid 1360] close(25 [pid 1362] set_robust_list(0x555569336660, 24 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 275 [pid 1362] <... set_robust_list resumed>) = 0 [pid 1362] chdir("./273") = 0 [pid 1362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1362] setpgid(0, 0 [pid 1360] close(26 [pid 1362] <... setpgid resumed>) = 0 [pid 1362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(27 [pid 1362] <... openat resumed>) = 3 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1360] close(28 [pid 1362] write(3, "1000", 4) = 4 [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] close(3) = 0 [pid 1360] close(29 [pid 1362] symlink("/dev/binderfs", "./binderfs" [pid 1360] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] <... symlink resumed>) = 0 [pid 1360] exit_group(0executing program [pid 1362] write(1, "executing program\n", 18 [pid 1360] <... exit_group resumed>) = ? [pid 1362] <... write resumed>) = 18 [pid 301] <... restart_syscall resumed>) = 0 [pid 1362] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1360] +++ exited with 0 +++ [pid 1362] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1362] <... openat resumed>) = 4 [pid 301] umount2("./257", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./257", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1362] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./257/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./257/binderfs", [pid 1362] <... openat resumed>) = 5 [pid 1362] setns(201, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1362] <... setns resumed>) = 0 [pid 1362] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] unlink("./257/binderfs" [pid 1362] <... socket resumed>) = 6 [pid 301] <... unlink resumed>) = 0 [pid 1362] setns(5, 0 [pid 301] getdents64(3, [pid 1362] <... setns resumed>) = 0 [pid 1362] close(5 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./257") = 0 [pid 301] mkdir("./258", 0777 [pid 1362] <... close resumed>) = 0 [pid 1362] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1362] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ./strace-static-x86_64: Process 1363 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 260 [pid 1362] close(3) = 0 [pid 1362] close(4) = 0 [pid 1363] set_robust_list(0x555569336660, 24) = 0 [pid 1362] close(5) = -1 EBADF (Bad file descriptor) [pid 1362] close(6 [pid 1363] chdir("./258" [pid 1362] <... close resumed>) = 0 [pid 1363] <... chdir resumed>) = 0 [pid 1362] close(7 [pid 306] <... restart_syscall resumed>) = 0 [pid 1363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] close(8) = -1 EBADF (Bad file descriptor) [pid 1363] setpgid(0, 0 [pid 1362] close(9) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1362] close(10) = -1 EBADF (Bad file descriptor) [pid 1362] close(11) = -1 EBADF (Bad file descriptor) [pid 1362] close(12) = -1 EBADF (Bad file descriptor) [pid 1362] close(13) = -1 EBADF (Bad file descriptor) [pid 1362] close(14 [pid 1363] <... setpgid resumed>) = 0 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1362] close(15 [pid 1363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] close(16 [pid 306] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] close(17 [pid 306] <... openat resumed>) = 3 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1362] close(18 [pid 306] newfstatat(3, "", [pid 1363] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1363] write(3, "1000", 4 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1363] <... write resumed>) = 4 [pid 1363] close(3 [pid 1362] close(19 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1363] <... close resumed>) = 0 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1363] symlink("/dev/binderfs", "./binderfs" [pid 1362] close(20 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1363] <... symlink resumed>) = 0 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./262/binderfs", [pid 1362] close(21) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1363] write(1, "executing program\n", 18 [pid 1362] close(22executing program [pid 306] unlink("./262/binderfs" [pid 1363] <... write resumed>) = 18 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1363] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1362] close(23 [pid 1363] <... openat resumed>) = 3 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1363] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1362] close(24 [pid 306] getdents64(3, [pid 1363] <... openat resumed>) = 4 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1362] close(25) = -1 EBADF (Bad file descriptor) [pid 1362] close(26 [pid 306] close(3 [pid 1363] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1363] <... openat resumed>) = 5 [pid 1362] close(27 [pid 306] rmdir("./262" [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1363] setns(201, 0 [pid 1362] close(28 [pid 1363] <... setns resumed>) = 0 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./263", 0777 [pid 1363] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1362] close(29 [pid 1363] <... socket resumed>) = 6 [pid 1362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1362] exit_group(0 [pid 1363] setns(5, 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1363] <... setns resumed>) = 0 [pid 1362] <... exit_group resumed>) = ? [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1364 attached [pid 1363] close(5 [pid 1362] +++ exited with 0 +++ [pid 303] <... openat resumed>) = 3 [pid 1363] <... close resumed>) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1363] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] newfstatat(3, "", [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1364] set_robust_list(0x555569336660, 24 [pid 303] getdents64(3, [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 265 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1364] <... set_robust_list resumed>) = 0 [pid 303] umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1364] chdir("./263" [pid 1363] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1364] <... chdir resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./261/binderfs", [pid 1364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1363] close(3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1364] <... prctl resumed>) = 0 [pid 1363] <... close resumed>) = 0 [pid 303] unlink("./261/binderfs" [pid 1364] setpgid(0, 0 [pid 1363] close(4 [pid 303] <... unlink resumed>) = 0 [pid 1364] <... setpgid resumed>) = 0 [pid 1363] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1363] close(5 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1363] close(6 [pid 303] <... close resumed>) = 0 [pid 1364] <... openat resumed>) = 3 [pid 1363] <... close resumed>) = 0 [pid 303] rmdir("./261" [pid 1364] write(3, "1000", 4 [pid 1363] close(7 [pid 303] <... rmdir resumed>) = 0 [pid 1364] <... write resumed>) = 4 [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(3) = 0 [pid 1363] close(8 [pid 303] mkdir("./262", 0777 [pid 1364] symlink("/dev/binderfs", "./binderfs" [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1363] close(9 [pid 1364] <... symlink resumed>) = 0 executing program [pid 1364] write(1, "executing program\n", 18 [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... write resumed>) = 18 [pid 1363] close(10 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1364] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1365 attached [pid 1363] close(11 [pid 1364] <... openat resumed>) = 3 [pid 1363] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1363] close(12) = -1 EBADF (Bad file descriptor) [pid 1363] close(13) = -1 EBADF (Bad file descriptor) [pid 1363] close(14) = -1 EBADF (Bad file descriptor) [pid 1363] close(15) = -1 EBADF (Bad file descriptor) [pid 1363] close(16) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 264 [pid 1363] close(17) = -1 EBADF (Bad file descriptor) [pid 1363] close(18) = -1 EBADF (Bad file descriptor) [pid 1363] close(19) = -1 EBADF (Bad file descriptor) [pid 1363] close(20) = -1 EBADF (Bad file descriptor) [pid 1363] close(21) = -1 EBADF (Bad file descriptor) [pid 1363] close(22) = -1 EBADF (Bad file descriptor) [pid 1363] close(23) = -1 EBADF (Bad file descriptor) [pid 1363] close(24) = -1 EBADF (Bad file descriptor) [pid 1363] close(25) = -1 EBADF (Bad file descriptor) [pid 1363] close(26) = -1 EBADF (Bad file descriptor) [pid 1363] close(27) = -1 EBADF (Bad file descriptor) [pid 1363] close(28) = -1 EBADF (Bad file descriptor) [pid 1363] close(29) = -1 EBADF (Bad file descriptor) [pid 1363] exit_group(0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1365] set_robust_list(0x555569336660, 24 [pid 1364] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1363] <... exit_group resumed>) = ? [pid 1365] <... set_robust_list resumed>) = 0 [pid 1364] <... openat resumed>) = 4 [pid 1363] +++ exited with 0 +++ [pid 302] umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1364] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1365] chdir("./262" [pid 1364] <... openat resumed>) = 5 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1365] <... chdir resumed>) = 0 [pid 1364] setns(201, 0 [pid 1365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1364] <... setns resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1365] <... prctl resumed>) = 0 [pid 1364] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1365] setpgid(0, 0 [pid 1364] <... socket resumed>) = 6 [pid 302] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1365] <... setpgid resumed>) = 0 [pid 1364] setns(5, 0 [pid 1365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1364] <... setns resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1365] <... openat resumed>) = 3 [pid 1364] close(5 [pid 1365] write(3, "1000", 4 [pid 1364] <... close resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1365] <... write resumed>) = 4 [pid 1364] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1365] close(3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1365] <... close resumed>) = 0 [pid 1365] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1364] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] newfstatat(AT_FDCWD, "./273/binderfs", executing program [pid 1365] <... symlink resumed>) = 0 [pid 1364] close(3 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1365] write(1, "executing program\n", 18) = 18 [pid 302] unlink("./273/binderfs" [pid 1364] <... close resumed>) = 0 [pid 1365] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1364] close(4 [pid 302] <... unlink resumed>) = 0 [pid 1365] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1364] <... close resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1365] <... openat resumed>) = 4 [pid 1364] close(5 [pid 1365] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1364] close(6 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./273" [pid 1365] <... openat resumed>) = 5 [pid 1364] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1365] setns(201, 0 [pid 1364] close(7) = -1 EBADF (Bad file descriptor) [pid 1365] <... setns resumed>) = 0 [pid 302] mkdir("./274", 0777 [pid 1364] close(8 [pid 302] <... mkdir resumed>) = 0 [pid 1365] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1365] <... socket resumed>) = 6 [pid 1364] close(9 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1365] setns(5, 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... setns resumed>) = 0 [pid 1364] close(10./strace-static-x86_64: Process 1366 attached [pid 1365] close(5 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1366] set_robust_list(0x555569336660, 24 [pid 1365] <... close resumed>) = 0 [pid 1364] close(11 [pid 1366] <... set_robust_list resumed>) = 0 [pid 1365] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 276 [pid 301] umount2("./258", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1366] chdir("./274" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./258", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1366] <... chdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] newfstatat(3, "", [pid 1366] <... prctl resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1366] setpgid(0, 0 [pid 301] getdents64(3, [pid 1366] <... setpgid resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] umount2("./258/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1366] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./258/binderfs", [pid 1364] close(12 [pid 1365] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] close(3 [pid 1364] close(13 [pid 1366] write(3, "1000", 4 [pid 1365] <... close resumed>) = 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1366] <... write resumed>) = 4 [pid 1365] close(4 [pid 1364] close(14 [pid 301] unlink("./258/binderfs" [pid 1366] close(3 [pid 1365] <... close resumed>) = 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1366] <... close resumed>) = 0 [pid 1365] close(5 [pid 1364] close(15 [pid 301] getdents64(3, [pid 1366] symlink("/dev/binderfs", "./binderfs" [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1366] <... symlink resumed>) = 0 [pid 1365] close(6 [pid 1364] close(16 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(17 [pid 301] close(3executing program [pid 1366] write(1, "executing program\n", 18 [pid 1365] <... close resumed>) = 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1366] <... write resumed>) = 18 [pid 301] rmdir("./258" [pid 1366] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1365] close(7 [pid 1364] close(18 [pid 301] <... rmdir resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] close(8 [pid 1364] close(19 [pid 1366] <... openat resumed>) = 3 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./259", 0777 [pid 1366] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1365] close(9 [pid 1364] close(20 [pid 301] <... mkdir resumed>) = 0 [pid 1366] <... openat resumed>) = 4 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] close(10 [pid 1364] close(21 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1366] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1365] close(11 [pid 1364] close(22 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1366] <... openat resumed>) = 5 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1367 attached [pid 1365] close(12 [pid 1364] close(23 [pid 1366] setns(201, 0 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(24 [pid 1365] close(13 [pid 1367] set_robust_list(0x555569336660, 24 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... set_robust_list resumed>) = 0 [pid 1366] <... setns resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(25 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 261 [pid 1366] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1366] <... socket resumed>) = 6 [pid 1366] setns(5, 0) = 0 [pid 1364] close(26 [pid 1367] chdir("./259" [pid 1366] close(5 [pid 1365] close(14 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... chdir resumed>) = 0 [pid 1366] <... close resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(27 [pid 1367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1366] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1365] close(15 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... prctl resumed>) = 0 [pid 1364] close(28 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] setpgid(0, 0 [pid 1365] close(16 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... setpgid resumed>) = 0 [pid 1366] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(29 [pid 1367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1366] close(3 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1366] <... close resumed>) = 0 [pid 1365] close(17 [pid 1366] close(4 [pid 1364] exit_group(0 [pid 1366] <... close resumed>) = 0 [pid 1366] close(5) = -1 EBADF (Bad file descriptor) [pid 1366] close(6) = 0 [pid 1366] close(7) = -1 EBADF (Bad file descriptor) [pid 1366] close(8) = -1 EBADF (Bad file descriptor) [pid 1366] close(9) = -1 EBADF (Bad file descriptor) [pid 1366] close(10) = -1 EBADF (Bad file descriptor) [pid 1366] close(11) = -1 EBADF (Bad file descriptor) [pid 1366] close(12) = -1 EBADF (Bad file descriptor) [pid 1366] close(13) = -1 EBADF (Bad file descriptor) [pid 1366] close(14) = -1 EBADF (Bad file descriptor) [pid 1366] close(15) = -1 EBADF (Bad file descriptor) [pid 1366] close(16) = -1 EBADF (Bad file descriptor) [pid 1366] close(17) = -1 EBADF (Bad file descriptor) [pid 1366] close(18) = -1 EBADF (Bad file descriptor) [pid 1366] close(19) = -1 EBADF (Bad file descriptor) [pid 1366] close(20) = -1 EBADF (Bad file descriptor) [pid 1366] close(21) = -1 EBADF (Bad file descriptor) [pid 1366] close(22) = -1 EBADF (Bad file descriptor) [pid 1366] close(23) = -1 EBADF (Bad file descriptor) [pid 1366] close(24) = -1 EBADF (Bad file descriptor) [pid 1366] close(25) = -1 EBADF (Bad file descriptor) [pid 1366] close(26) = -1 EBADF (Bad file descriptor) [pid 1366] close(27) = -1 EBADF (Bad file descriptor) [pid 1366] close(28) = -1 EBADF (Bad file descriptor) [pid 1366] close(29) = -1 EBADF (Bad file descriptor) [pid 1366] exit_group(0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... openat resumed>) = 3 [pid 1366] <... exit_group resumed>) = ? [pid 1365] close(18 [pid 1367] write(3, "1000", 4 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] <... exit_group resumed>) = ? [pid 1367] <... write resumed>) = 4 [pid 1365] close(19 [pid 1366] +++ exited with 0 +++ [pid 1364] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] close(3 [pid 1365] close(20 [pid 1367] <... close resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1367] symlink("/dev/binderfs", "./binderfs" [pid 1365] close(21) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1367] <... symlink resumed>) = 0 [pid 1365] close(22 [pid 1367] write(1, "executing program\n", 18 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] <... write resumed>) = 18 [pid 1365] close(23 [pid 1367] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1365] close(24 [pid 1367] <... openat resumed>) = 3 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1365] close(25) = -1 EBADF (Bad file descriptor) [pid 1365] close(26) = -1 EBADF (Bad file descriptor) [pid 1367] <... openat resumed>) = 4 [pid 1365] close(27) = -1 EBADF (Bad file descriptor) [pid 1367] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1365] close(28) = -1 EBADF (Bad file descriptor) [pid 1365] close(29) = -1 EBADF (Bad file descriptor) [pid 1367] <... openat resumed>) = 5 [pid 1365] exit_group(0 [pid 1367] setns(201, 0 [pid 1365] <... exit_group resumed>) = ? [pid 1367] <... setns resumed>) = 0 [pid 1365] +++ exited with 0 +++ [pid 1367] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1367] <... socket resumed>) = 6 [pid 1367] setns(5, 0) = 0 [pid 1367] close(5) = 0 [pid 1367] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1367] close(3) = 0 [pid 1367] close(4) = 0 [pid 1367] close(5) = -1 EBADF (Bad file descriptor) [pid 1367] close(6) = 0 [pid 1367] close(7) = -1 EBADF (Bad file descriptor) [pid 1367] close(8) = -1 EBADF (Bad file descriptor) [pid 1367] close(9) = -1 EBADF (Bad file descriptor) [pid 1367] close(10) = -1 EBADF (Bad file descriptor) [pid 1367] close(11) = -1 EBADF (Bad file descriptor) [pid 1367] close(12) = -1 EBADF (Bad file descriptor) [pid 1367] close(13) = -1 EBADF (Bad file descriptor) [pid 1367] close(14) = -1 EBADF (Bad file descriptor) [pid 1367] close(15) = -1 EBADF (Bad file descriptor) [pid 1367] close(16) = -1 EBADF (Bad file descriptor) [pid 1367] close(17) = -1 EBADF (Bad file descriptor) [pid 1367] close(18) = -1 EBADF (Bad file descriptor) [pid 1367] close(19 [pid 306] <... restart_syscall resumed>) = 0 [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] close(20) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1367] close(21 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1367] close(22 [pid 306] <... openat resumed>) = 3 [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] close(23 [pid 306] newfstatat(3, "", [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1367] close(24) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1367] close(25) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1367] close(26 [pid 306] umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1367] close(27) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./263/binderfs", [pid 1367] close(28 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] close(29 [pid 306] unlink("./263/binderfs" [pid 1367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1367] exit_group(0 [pid 306] <... unlink resumed>) = 0 [pid 1367] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 302] umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1367] +++ exited with 0 +++ [pid 306] rmdir("./263" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... rmdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] mkdir("./264", 0777 [pid 302] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... mkdir resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] getdents64(3, ./strace-static-x86_64: Process 1368 attached 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1368] set_robust_list(0x555569336660, 24 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./274/binderfs", [pid 1368] <... set_robust_list resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 266 [pid 303] umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1368] chdir("./264" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./274/binderfs" [pid 1368] <... chdir resumed>) = 0 [pid 303] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... unlink resumed>) = 0 [pid 1368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... openat resumed>) = 3 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1368] <... prctl resumed>) = 0 [pid 303] newfstatat(3, "", [pid 302] close(3 [pid 1368] setpgid(0, 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... close resumed>) = 0 [pid 1368] <... setpgid resumed>) = 0 [pid 303] getdents64(3, [pid 302] rmdir("./274" [pid 1368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... rmdir resumed>) = 0 [pid 303] umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1368] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./262/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] unlink("./262/binderfs") = 0 [pid 1368] write(3, "1000", 4 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./275", 0777 [pid 1368] <... write resumed>) = 4 [pid 303] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 1368] close(3 [pid 303] <... close resumed>) = 0 [pid 1368] <... close resumed>) = 0 [pid 303] rmdir("./262" [pid 1368] symlink("/dev/binderfs", "./binderfs" [pid 303] <... rmdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... restart_syscall resumed>) = 0 [pid 1368] <... symlink resumed>) = 0 executing program [pid 1368] write(1, "executing program\n", 18./strace-static-x86_64: Process 1369 attached ) = 18 [pid 303] mkdir("./263", 0777 [pid 1369] set_robust_list(0x555569336660, 24 [pid 1368] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1369] <... set_robust_list resumed>) = 0 [pid 1368] <... openat resumed>) = 3 [pid 1369] chdir("./275" [pid 1368] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... mkdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 277 [pid 1369] <... chdir resumed>) = 0 [pid 1368] <... openat resumed>) = 4 [pid 301] umount2("./259", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1368] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY./strace-static-x86_64: Process 1370 attached [pid 1369] <... prctl resumed>) = 0 [pid 1368] <... openat resumed>) = 5 [pid 301] openat(AT_FDCWD, "./259", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1369] setpgid(0, 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 265 [pid 1370] set_robust_list(0x555569336660, 24 [pid 1369] <... setpgid resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 1370] <... set_robust_list resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1370] chdir("./263" [pid 1368] setns(201, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1370] <... chdir resumed>) = 0 [pid 1368] <... setns resumed>) = 0 [pid 301] getdents64(3, [pid 1370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1369] <... openat resumed>) = 3 [pid 1368] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1370] <... prctl resumed>) = 0 [pid 1369] write(3, "1000", 4 [pid 1368] <... socket resumed>) = 6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1370] setpgid(0, 0 [pid 1369] <... write resumed>) = 4 [pid 1368] setns(5, 0 [pid 1370] <... setpgid resumed>) = 0 [pid 1369] close(3 [pid 1368] <... setns resumed>) = 0 [pid 301] umount2("./259/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1368] close(5 [pid 1369] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1370] <... openat resumed>) = 3 [pid 1369] symlink("/dev/binderfs", "./binderfs" [pid 1368] <... close resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./259/binderfs", [pid 1370] write(3, "1000", 4 [pid 1369] <... symlink resumed>) = 0 [pid 1368] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"executing program [pid 1370] <... write resumed>) = 4 [pid 1369] write(1, "executing program\n", 18 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1370] close(3 [pid 1369] <... write resumed>) = 18 [pid 301] unlink("./259/binderfs" [pid 1370] <... close resumed>) = 0 [pid 1369] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1368] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1370] symlink("/dev/binderfs", "./binderfs" [pid 1369] <... openat resumed>) = 3 [pid 1368] close(3 [pid 301] <... unlink resumed>) = 0 [pid 1370] <... symlink resumed>) = 0 [pid 1369] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1368] <... close resumed>) = 0 [pid 1370] write(1, "executing program\n", 18 [pid 301] getdents64(3, executing program [pid 1370] <... write resumed>) = 18 [pid 1369] <... openat resumed>) = 4 [pid 1368] close(4 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1370] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1369] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1368] <... close resumed>) = 0 [pid 301] close(3 [pid 1370] <... openat resumed>) = 3 [pid 1369] <... openat resumed>) = 5 [pid 1368] close(5 [pid 301] <... close resumed>) = 0 [pid 1370] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1369] setns(201, 0 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./259" [pid 1370] <... openat resumed>) = 4 [pid 1369] <... setns resumed>) = 0 [pid 1370] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1369] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1368] close(6 [pid 301] <... rmdir resumed>) = 0 [pid 1368] <... close resumed>) = 0 [pid 1368] close(7 [pid 1370] <... openat resumed>) = 5 [pid 1369] <... socket resumed>) = 6 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./260", 0777 [pid 1370] setns(201, 0 [pid 1369] setns(5, 0 [pid 1368] close(8 [pid 1370] <... setns resumed>) = 0 [pid 1369] <... setns resumed>) = 0 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1370] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1369] close(5 [pid 1368] close(9 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1370] <... socket resumed>) = 6 [pid 1369] <... close resumed>) = 0 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(10) = -1 EBADF (Bad file descriptor) [pid 1368] close(11./strace-static-x86_64: Process 1371 attached [pid 1370] setns(5, 0 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] set_robust_list(0x555569336660, 24 [pid 1370] <... setns resumed>) = 0 [pid 1369] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1368] close(12 [pid 1371] <... set_robust_list resumed>) = 0 [pid 1370] close(5 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] chdir("./260" [pid 1370] <... close resumed>) = 0 [pid 1369] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1368] close(13 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 262 [pid 1371] <... chdir resumed>) = 0 [pid 1370] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1369] close(3 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1369] <... close resumed>) = 0 [pid 1368] close(14 [pid 1371] <... prctl resumed>) = 0 [pid 1370] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1369] close(4 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] setpgid(0, 0 [pid 1370] close(3 [pid 1371] <... setpgid resumed>) = 0 [pid 1369] <... close resumed>) = 0 [pid 1368] close(15 [pid 1370] <... close resumed>) = 0 [pid 1371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1370] close(4 [pid 1369] close(5 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... openat resumed>) = 3 [pid 1370] <... close resumed>) = 0 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(16 [pid 1371] write(3, "1000", 4 [pid 1370] close(5 [pid 1369] close(6 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... write resumed>) = 4 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = 0 [pid 1368] close(17 [pid 1371] close(3 [pid 1370] close(6 [pid 1369] close(7 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = 0 [pid 1370] <... close resumed>) = 0 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(18 [pid 1371] symlink("/dev/binderfs", "./binderfs" [pid 1370] close(7 [pid 1369] close(8 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(8 [pid 1371] <... symlink resumed>) = 0 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(9 [pid 1368] close(19executing program [pid 1371] write(1, "executing program\n", 18 [pid 1370] close(9 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... write resumed>) = 18 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(10 [pid 1368] close(20 [pid 1371] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1370] close(10 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... openat resumed>) = 3 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(11 [pid 1368] close(21 [pid 1371] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1370] close(11 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... openat resumed>) = 4 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(22 [pid 1369] close(12 [pid 1371] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1370] close(12 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... openat resumed>) = 5 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(23 [pid 1371] setns(201, 0 [pid 1370] close(13 [pid 1369] close(13 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... setns resumed>) = 0 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(24 [pid 1371] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1370] close(14 [pid 1369] close(14 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... socket resumed>) = 6 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(25 [pid 1371] setns(5, 0 [pid 1370] close(15 [pid 1369] close(15 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... setns resumed>) = 0 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(26 [pid 1371] close(5 [pid 1370] close(16 [pid 1369] close(16 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = 0 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(27 [pid 1371] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1370] close(17 [pid 1369] close(17 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(28) = -1 EBADF (Bad file descriptor) [pid 1371] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] close(29 [pid 1371] close(3 [pid 1370] close(18 [pid 1369] close(18 [pid 1368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = 0 [pid 1370] close(19 [pid 1371] close(4 [pid 1369] close(19 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = 0 [pid 1370] close(20 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] exit_group(0 [pid 1371] close(5 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(20 [pid 1368] <... exit_group resumed>) = ? [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(21 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1368] +++ exited with 0 +++ [pid 1371] close(6 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(21 [pid 1371] <... close resumed>) = 0 [pid 1370] close(22 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1371] close(7 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(22 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(23 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(8 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(23 [pid 1371] close(9 [pid 1370] close(24 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(10 [pid 1369] close(24 [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(25 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(11 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(25 [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(26 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(12 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(26 [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] close(27 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(13 [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] close(27 [pid 1371] close(14 [pid 1370] close(28 [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(15 [pid 1369] close(28 [pid 1370] close(29 [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(16) = -1 EBADF (Bad file descriptor) [pid 1370] exit_group(0 [pid 1369] close(29 [pid 1371] close(17 [pid 1370] <... exit_group resumed>) = ? [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(18) = -1 EBADF (Bad file descriptor) [pid 1371] close(19 [pid 1370] +++ exited with 0 +++ [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1369] exit_group(0 [pid 1371] close(20) = -1 EBADF (Bad file descriptor) [pid 1371] close(21) = -1 EBADF (Bad file descriptor) [pid 1371] close(22) = -1 EBADF (Bad file descriptor) [pid 1371] close(23) = -1 EBADF (Bad file descriptor) [pid 1371] close(24) = -1 EBADF (Bad file descriptor) [pid 1371] close(25) = -1 EBADF (Bad file descriptor) [pid 1371] close(26 [pid 1369] <... exit_group resumed>) = ? [pid 306] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1371] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1371] close(27) = -1 EBADF (Bad file descriptor) [pid 1371] close(28) = -1 EBADF (Bad file descriptor) [pid 1371] close(29) = -1 EBADF (Bad file descriptor) [pid 1371] exit_group(0) = ? [pid 1369] +++ exited with 0 +++ [pid 306] umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1371] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... openat resumed>) = 3 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./264/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./264/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./264") = 0 [pid 306] mkdir("./265", 0777 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./260", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1372 attached [pid 303] umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1372] set_robust_list(0x555569336660, 24) = 0 [pid 1372] chdir("./265" [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 267 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./260", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(3, "", [pid 303] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 302] getdents64(3, [pid 303] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1372] <... chdir resumed>) = 0 [pid 1372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1372] setpgid(0, 0 [pid 303] umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./275/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1372] <... setpgid resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] umount2("./260/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] newfstatat(AT_FDCWD, "./263/binderfs", [pid 302] unlink("./275/binderfs" [pid 1372] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1372] write(3, "1000", 4 [pid 303] unlink("./263/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] newfstatat(AT_FDCWD, "./260/binderfs", [pid 1372] <... write resumed>) = 4 [pid 1372] close(3 [pid 303] <... unlink resumed>) = 0 [pid 1372] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1372] symlink("/dev/binderfs", "./binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1372] <... symlink resumed>) = 0 [pid 301] unlink("./260/binderfs" [pid 302] close(3 [pid 1372] write(1, "executing program\n", 18executing program ) = 18 [pid 303] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1372] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... close resumed>) = 0 [pid 302] rmdir("./275" [pid 303] rmdir("./263" [pid 301] getdents64(3, [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1372] <... openat resumed>) = 3 [pid 1372] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 303] <... rmdir resumed>) = 0 [pid 302] mkdir("./276", 0777 [pid 301] close(3 [pid 303] mkdir("./264", 0777 [pid 1372] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 301] rmdir("./260" [pid 1372] <... openat resumed>) = 5 [pid 1372] setns(201, 0) = 0 [pid 1372] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1372] setns(5, 0 [pid 301] <... rmdir resumed>) = 0 [pid 1372] <... setns resumed>) = 0 [pid 1372] close(5) = 0 [pid 1372] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1373 attached [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 278 [pid 301] mkdir("./261", 0777 [pid 1373] set_robust_list(0x555569336660, 24) = 0 [pid 1372] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1373] chdir("./276" [pid 1372] close(3./strace-static-x86_64: Process 1374 attached [pid 1373] <... chdir resumed>) = 0 [pid 1372] <... close resumed>) = 0 [pid 1373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 1374] set_robust_list(0x555569336660, 24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1373] <... prctl resumed>) = 0 [pid 1372] close(4 [pid 1373] setpgid(0, 0 [pid 1372] <... close resumed>) = 0 [pid 1373] <... setpgid resumed>) = 0 [pid 1372] close(5 [pid 1373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1375 attached [pid 1373] <... openat resumed>) = 3 [pid 1372] close(6 [pid 1375] set_robust_list(0x555569336660, 24 [pid 1374] <... set_robust_list resumed>) = 0 [pid 1372] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 266 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 263 [pid 1375] <... set_robust_list resumed>) = 0 [pid 1373] write(3, "1000", 4 [pid 1372] close(7 [pid 1375] chdir("./261" [pid 1374] chdir("./264" [pid 1373] <... write resumed>) = 4 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... chdir resumed>) = 0 [pid 1373] close(3 [pid 1372] close(8 [pid 1375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1374] <... chdir resumed>) = 0 [pid 1373] <... close resumed>) = 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... prctl resumed>) = 0 [pid 1374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1373] symlink("/dev/binderfs", "./binderfs" [pid 1372] close(9 [pid 1374] <... prctl resumed>) = 0 executing program [pid 1375] setpgid(0, 0 [pid 1374] setpgid(0, 0 [pid 1373] <... symlink resumed>) = 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... setpgid resumed>) = 0 [pid 1373] write(1, "executing program\n", 18 [pid 1372] close(10 [pid 1374] <... setpgid resumed>) = 0 [pid 1375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1373] <... write resumed>) = 18 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1372] close(11 [pid 1375] <... openat resumed>) = 3 [pid 1374] <... openat resumed>) = 3 [pid 1373] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1372] close(12 [pid 1375] write(3, "1000", 4 [pid 1374] write(3, "1000", 4 [pid 1373] <... openat resumed>) = 3 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... write resumed>) = 4 [pid 1374] <... write resumed>) = 4 [pid 1375] close(3 [pid 1374] close(3 [pid 1373] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1372] close(13 [pid 1375] <... close resumed>) = 0 [pid 1374] <... close resumed>) = 0 [pid 1373] <... openat resumed>) = 4 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] symlink("/dev/binderfs", "./binderfs" [pid 1374] symlink("/dev/binderfs", "./binderfs" [pid 1372] close(14 [pid 1375] <... symlink resumed>) = 0 [pid 1374] <... symlink resumed>) = 0 [pid 1373] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] write(1, "executing program\n", 18 [pid 1374] write(1, "executing program\n", 18 [pid 1373] <... openat resumed>) = 5 executing program executing program [pid 1372] close(15 [pid 1374] <... write resumed>) = 18 [pid 1375] <... write resumed>) = 18 [pid 1373] setns(201, 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1374] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1373] <... setns resumed>) = 0 [pid 1372] close(16 [pid 1375] <... openat resumed>) = 3 [pid 1374] <... openat resumed>) = 3 [pid 1373] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1374] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1373] <... socket resumed>) = 6 [pid 1372] close(17 [pid 1375] <... openat resumed>) = 4 [pid 1374] <... openat resumed>) = 4 [pid 1373] setns(5, 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1372] close(18 [pid 1375] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1373] <... setns resumed>) = 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... openat resumed>) = 5 [pid 1374] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1373] close(5 [pid 1372] close(19) = -1 EBADF (Bad file descriptor) [pid 1375] setns(201, 0 [pid 1374] <... openat resumed>) = 5 [pid 1373] <... close resumed>) = 0 [pid 1372] close(20 [pid 1375] <... setns resumed>) = 0 [pid 1375] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1373] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... socket resumed>) = 6 [pid 1374] setns(201, 0) = 0 [pid 1372] close(21 [pid 1374] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] setns(5, 0 [pid 1374] <... socket resumed>) = 6 [pid 1372] close(22 [pid 1375] <... setns resumed>) = 0 [pid 1374] setns(5, 0 [pid 1373] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(5 [pid 1374] <... setns resumed>) = 0 [pid 1372] close(23 [pid 1375] <... close resumed>) = 0 [pid 1374] close(5 [pid 1373] close(3 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1374] <... close resumed>) = 0 [pid 1373] <... close resumed>) = 0 [pid 1372] close(24 [pid 1374] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(4 [pid 1372] close(25 [pid 1373] <... close resumed>) = 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1373] close(5 [pid 1372] close(26 [pid 1375] close(3 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = 0 [pid 1373] close(6 [pid 1372] close(27 [pid 1375] close(4 [pid 1374] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1373] <... close resumed>) = 0 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = 0 [pid 1374] close(3 [pid 1372] close(28 [pid 1374] <... close resumed>) = 0 [pid 1375] close(5 [pid 1374] close(4 [pid 1373] close(7 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1372] close(29 [pid 1375] close(6 [pid 1373] close(8 [pid 1372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = 0 [pid 1374] <... close resumed>) = 0 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1372] exit_group(0 [pid 1375] close(7 [pid 1374] close(5 [pid 1373] close(9 [pid 1372] <... exit_group resumed>) = ? [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(6 [pid 1373] close(10 [pid 1375] close(8 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = 0 [pid 1373] close(11 [pid 1375] close(9 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(12 [pid 1375] close(10 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(13 [pid 1375] close(11 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(14 [pid 1375] close(12 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(15 [pid 1375] close(13 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(16 [pid 1375] close(14 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(17 [pid 1375] close(15 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(18 [pid 1375] close(16 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(19 [pid 1375] close(17 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(18 [pid 1373] close(20 [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(19 [pid 1373] close(21 [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(20 [pid 1373] close(22 [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(21 [pid 1374] close(7 [pid 1373] close(23 [pid 1372] +++ exited with 0 +++ [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] close(22 [pid 1374] close(8 [pid 1373] close(24 [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1375] close(23 [pid 1374] close(9 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(25 [pid 1375] close(24 [pid 1374] close(10 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(26 [pid 1375] close(25 [pid 1374] close(11 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] close(27 [pid 1375] close(26 [pid 1374] close(12 [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(13 [pid 1373] close(28 [pid 1375] close(27 [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(14 [pid 1373] close(29 [pid 1375] close(28 [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(15 [pid 1373] exit_group(0 [pid 1375] close(29 [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(16 [pid 1373] <... exit_group resumed>) = ? [pid 1375] exit_group(0 [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(17) = -1 EBADF (Bad file descriptor) [pid 1374] close(18) = -1 EBADF (Bad file descriptor) [pid 1374] close(19) = -1 EBADF (Bad file descriptor) [pid 1374] close(20) = -1 EBADF (Bad file descriptor) [pid 1374] close(21) = -1 EBADF (Bad file descriptor) [pid 1374] close(22) = -1 EBADF (Bad file descriptor) [pid 1374] close(23 [pid 1375] <... exit_group resumed>) = ? [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1373] +++ exited with 0 +++ [pid 1374] close(24 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1374] close(25) = -1 EBADF (Bad file descriptor) [pid 1374] close(26) = -1 EBADF (Bad file descriptor) [pid 1375] +++ exited with 0 +++ [pid 1374] close(27) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1374] close(28 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1374] close(29) = -1 EBADF (Bad file descriptor) [pid 1374] exit_group(0) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 1374] +++ exited with 0 +++ [pid 301] umount2("./261", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 303] umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] openat(AT_FDCWD, "./261", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 306] umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] newfstatat(3, "", [pid 303] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(3, "", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 306] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] newfstatat(3, "", [pid 301] umount2("./261/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 301] newfstatat(AT_FDCWD, "./261/binderfs", [pid 303] newfstatat(AT_FDCWD, "./264/binderfs", [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./261/binderfs" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... unlink resumed>) = 0 [pid 306] umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] unlink("./264/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] newfstatat(AT_FDCWD, "./265/binderfs", [pid 303] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./276/binderfs", [pid 301] close(3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./265/binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] unlink("./276/binderfs" [pid 301] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 303] close(3 [pid 302] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 301] rmdir("./261" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] rmdir("./264" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 303] <... rmdir resumed>) = 0 [pid 302] close(3 [pid 301] <... rmdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 303] mkdir("./265", 0777 [pid 302] <... close resumed>) = 0 [pid 301] mkdir("./262", 0777 [pid 306] rmdir("./265" [pid 303] <... mkdir resumed>) = 0 [pid 302] rmdir("./276" [pid 306] <... rmdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] mkdir("./266", 0777 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./277", 0777 [pid 306] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1377 attached ./strace-static-x86_64: Process 1376 attached [pid 302] <... mkdir resumed>) = 0 [pid 1376] set_robust_list(0x555569336660, 24 [pid 1377] set_robust_list(0x555569336660, 24 [pid 306] 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 1377] <... set_robust_list resumed>) = 0 [pid 1376] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 267 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 264 [pid 1376] chdir("./262"./strace-static-x86_64: Process 1378 attached ./strace-static-x86_64: Process 1379 attached ) = 0 [pid 1376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1377] chdir("./265" [pid 1379] set_robust_list(0x555569336660, 24 [pid 1378] set_robust_list(0x555569336660, 24 [pid 1379] <... set_robust_list resumed>) = 0 [pid 1378] <... set_robust_list resumed>) = 0 [pid 1377] <... chdir resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 268 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 279 [pid 1377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1376] <... prctl resumed>) = 0 [pid 1377] setpgid(0, 0 [pid 1376] setpgid(0, 0 [pid 1378] chdir("./277" [pid 1377] <... setpgid resumed>) = 0 [pid 1376] <... setpgid resumed>) = 0 [pid 1379] chdir("./266" [pid 1378] <... chdir resumed>) = 0 [pid 1377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1379] <... chdir resumed>) = 0 [pid 1378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1377] <... openat resumed>) = 3 [pid 1376] <... openat resumed>) = 3 [pid 1376] write(3, "1000", 4) = 4 [pid 1376] close(3) = 0 [pid 1376] symlink("/dev/binderfs", "./binderfs" [pid 1379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1378] <... prctl resumed>) = 0 [pid 1379] <... prctl resumed>) = 0 [pid 1377] write(3, "1000", 4 [pid 1378] setpgid(0, 0 [pid 1379] setpgid(0, 0 [pid 1378] <... setpgid resumed>) = 0 [pid 1377] <... write resumed>) = 4 [pid 1379] <... setpgid resumed>) = 0 [pid 1377] close(3 [pid 1378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1377] <... close resumed>) = 0 [pid 1376] <... symlink resumed>) = 0 [pid 1379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC executing program executing program [pid 1377] symlink("/dev/binderfs", "./binderfs" [pid 1376] write(1, "executing program\n", 18) = 18 [pid 1377] <... symlink resumed>) = 0 [pid 1376] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1379] <... openat resumed>) = 3 [pid 1378] <... openat resumed>) = 3 [pid 1377] write(1, "executing program\n", 18 [pid 1376] <... openat resumed>) = 3 [pid 1379] write(3, "1000", 4 [pid 1378] write(3, "1000", 4 [pid 1377] <... write resumed>) = 18 [pid 1376] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1379] <... write resumed>) = 4 [pid 1378] <... write resumed>) = 4 [pid 1377] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1379] close(3 [pid 1378] close(3 [pid 1377] <... openat resumed>) = 3 [pid 1376] <... openat resumed>) = 4 [pid 1379] <... close resumed>) = 0 [pid 1378] <... close resumed>) = 0 [pid 1377] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1379] symlink("/dev/binderfs", "./binderfs" [pid 1378] symlink("/dev/binderfs", "./binderfs" [pid 1379] <... symlink resumed>) = 0 [pid 1378] <... symlink resumed>) = 0 [pid 1377] <... openat resumed>) = 4 [pid 1376] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1377] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLYexecuting program executing program [pid 1379] write(1, "executing program\n", 18 [pid 1378] write(1, "executing program\n", 18 [pid 1377] <... openat resumed>) = 5 [pid 1376] <... openat resumed>) = 5 [pid 1379] <... write resumed>) = 18 [pid 1378] <... write resumed>) = 18 [pid 1376] setns(201, 0 [pid 1379] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1378] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1376] <... setns resumed>) = 0 [pid 1379] <... openat resumed>) = 3 [pid 1378] <... openat resumed>) = 3 [pid 1377] setns(201, 0 [pid 1376] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1379] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1378] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1377] <... setns resumed>) = 0 [pid 1379] <... openat resumed>) = 4 [pid 1377] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1376] <... socket resumed>) = 6 [pid 1378] <... openat resumed>) = 4 [pid 1376] setns(5, 0 [pid 1377] <... socket resumed>) = 6 [pid 1376] <... setns resumed>) = 0 [pid 1378] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1377] setns(5, 0 [pid 1376] close(5 [pid 1379] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1378] <... openat resumed>) = 5 [pid 1376] <... close resumed>) = 0 [pid 1376] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1376] close(3 [pid 1377] <... setns resumed>) = 0 [pid 1376] <... close resumed>) = 0 [pid 1379] <... openat resumed>) = 5 [pid 1378] setns(201, 0 [pid 1377] close(5 [pid 1379] setns(201, 0 [pid 1378] <... setns resumed>) = 0 [pid 1376] close(4 [pid 1379] <... setns resumed>) = 0 [pid 1378] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1377] <... close resumed>) = 0 [pid 1379] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1378] <... socket resumed>) = 6 [pid 1376] <... close resumed>) = 0 [pid 1379] <... socket resumed>) = 6 [pid 1378] setns(5, 0 [pid 1377] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1379] setns(5, 0 [pid 1378] <... setns resumed>) = 0 [pid 1379] <... setns resumed>) = 0 [pid 1378] close(5 [pid 1376] close(5 [pid 1379] close(5 [pid 1378] <... close resumed>) = 0 [pid 1379] <... close resumed>) = 0 [pid 1378] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1377] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1378] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1376] close(6 [pid 1379] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1378] close(3 [pid 1377] close(3 [pid 1376] <... close resumed>) = 0 [pid 1379] close(3 [pid 1378] <... close resumed>) = 0 [pid 1377] <... close resumed>) = 0 [pid 1376] close(7 [pid 1379] <... close resumed>) = 0 [pid 1378] close(4 [pid 1377] close(4 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(4 [pid 1378] <... close resumed>) = 0 [pid 1377] <... close resumed>) = 0 [pid 1379] <... close resumed>) = 0 [pid 1378] close(5 [pid 1377] close(5 [pid 1379] close(5 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(6 [pid 1377] close(6 [pid 1379] close(6 [pid 1378] <... close resumed>) = 0 [pid 1377] <... close resumed>) = 0 [pid 1379] <... close resumed>) = 0 [pid 1376] close(8 [pid 1379] close(7 [pid 1378] close(7 [pid 1377] close(7 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(9 [pid 1379] close(8 [pid 1378] close(8 [pid 1377] close(8 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(10 [pid 1379] close(9 [pid 1378] close(9 [pid 1377] close(9 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(10 [pid 1376] close(11 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(10 [pid 1377] close(10 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(11 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(12 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(11 [pid 1377] close(11 [pid 1379] close(12 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(12 [pid 1377] close(12 [pid 1376] close(13 [pid 1379] close(13 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(13 [pid 1377] close(13 [pid 1376] close(14 [pid 1379] close(14 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(14 [pid 1377] close(14 [pid 1379] close(15 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(15 [pid 1377] close(15 [pid 1376] close(15 [pid 1379] close(16 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(16 [pid 1377] close(16 [pid 1379] close(17 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(16 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(17 [pid 1377] close(17 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(18 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(18 [pid 1377] close(18 [pid 1376] close(17 [pid 1379] close(19 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(19 [pid 1379] close(20 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] close(19 [pid 1376] close(18 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(20 [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(21 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] close(20 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(21 [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(19 [pid 1379] close(22 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] close(21 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(22 [pid 1376] close(20 [pid 1379] close(23 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(23 [pid 1377] close(22 [pid 1376] close(21 [pid 1379] close(24 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(24 [pid 1377] close(23 [pid 1376] close(22 [pid 1379] close(25 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(25 [pid 1377] close(24 [pid 1376] close(23 [pid 1379] close(26 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(26 [pid 1377] close(25 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] close(27 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(24 [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(27 [pid 1377] close(26 [pid 1379] close(28 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(28 [pid 1377] close(27 [pid 1376] close(25 [pid 1379] close(29 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] close(29 [pid 1377] close(28 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1379] exit_group(0 [pid 1378] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(26 [pid 1379] <... exit_group resumed>) = ? [pid 1378] exit_group(0 [pid 1377] close(29 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(27) = -1 EBADF (Bad file descriptor) [pid 1376] close(28 [pid 1379] +++ exited with 0 +++ [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1378] <... exit_group resumed>) = ? [pid 1377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] close(29 [pid 1377] exit_group(0 [pid 1376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1376] exit_group(0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1377] <... exit_group resumed>) = ? [pid 1376] <... exit_group resumed>) = ? [pid 1378] +++ exited with 0 +++ [pid 1377] +++ exited with 0 +++ [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... restart_syscall resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1376] +++ exited with 0 +++ [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] newfstatat(AT_FDCWD, "./266/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./266/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./266") = 0 [pid 303] umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] mkdir("./267", 0777 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... mkdir resumed>) = 0 [pid 303] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", ./strace-static-x86_64: Process 1380 attached {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1380] set_robust_list(0x555569336660, 24 [pid 303] getdents64(3, [pid 1380] <... set_robust_list resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 269 [pid 303] umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1380] chdir("./267" [pid 303] newfstatat(AT_FDCWD, "./265/binderfs", [pid 1380] <... chdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] unlink("./265/binderfs" [pid 1380] <... prctl resumed>) = 0 [pid 1380] setpgid(0, 0 [pid 303] <... unlink resumed>) = 0 [pid 1380] <... setpgid resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] close(3 [pid 1380] <... openat resumed>) = 3 [pid 1380] write(3, "1000", 4 [pid 303] <... close resumed>) = 0 [pid 1380] <... write resumed>) = 4 [pid 303] rmdir("./265" [pid 1380] close(3 [pid 303] <... rmdir resumed>) = 0 [pid 303] mkdir("./266", 0777) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1380] <... close resumed>) = 0 executing program [pid 1380] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1380] write(1, "executing program\n", 18) = 18 [pid 1380] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1381 attached [pid 1381] set_robust_list(0x555569336660, 24 [pid 1380] <... openat resumed>) = 3 [pid 1381] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 268 [pid 1381] chdir("./266" [pid 1380] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1381] <... chdir resumed>) = 0 [pid 1381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1381] setpgid(0, 0) = 0 [pid 1380] <... openat resumed>) = 4 [pid 1381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1380] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1381] <... openat resumed>) = 3 [pid 1381] write(3, "1000", 4 [pid 1380] <... openat resumed>) = 5 [pid 1381] <... write resumed>) = 4 [pid 1381] close(3) = 0 [pid 1381] symlink("/dev/binderfs", "./binderfs"executing program [pid 1380] setns(201, 0 [pid 1381] <... symlink resumed>) = 0 [pid 1381] write(1, "executing program\n", 18) = 18 [pid 1380] <... setns resumed>) = 0 [pid 1381] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1380] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1381] <... openat resumed>) = 3 [pid 1380] <... socket resumed>) = 6 [pid 1381] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1380] setns(5, 0 [pid 1381] <... openat resumed>) = 4 [pid 1381] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1380] <... setns resumed>) = 0 [pid 1381] <... openat resumed>) = 5 [pid 1380] close(5 [pid 1381] setns(201, 0 [pid 1380] <... close resumed>) = 0 [pid 1381] <... setns resumed>) = 0 [pid 1381] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1380] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1381] <... socket resumed>) = 6 [pid 1381] setns(5, 0) = 0 [pid 1381] close(5) = 0 [pid 1381] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1381] close(3 [pid 1380] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1380] close(3 [pid 1381] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1380] <... close resumed>) = 0 [pid 1381] close(4) = 0 [pid 1380] close(4 [pid 1381] close(5 [pid 301] umount2("./262", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = 0 [pid 302] umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1381] close(6 [pid 1380] close(5 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1381] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1381] close(7 [pid 301] openat(AT_FDCWD, "./262", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1380] close(6 [pid 302] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 1381] close(8) = -1 EBADF (Bad file descriptor) [pid 1381] close(9) = -1 EBADF (Bad file descriptor) [pid 1381] close(10) = -1 EBADF (Bad file descriptor) [pid 1381] close(11) = -1 EBADF (Bad file descriptor) [pid 1381] close(12) = -1 EBADF (Bad file descriptor) [pid 1381] close(13) = -1 EBADF (Bad file descriptor) [pid 1381] close(14) = -1 EBADF (Bad file descriptor) [pid 1381] close(15) = -1 EBADF (Bad file descriptor) [pid 1381] close(16) = -1 EBADF (Bad file descriptor) [pid 1381] close(17) = -1 EBADF (Bad file descriptor) [pid 1381] close(18) = -1 EBADF (Bad file descriptor) [pid 1381] close(19) = -1 EBADF (Bad file descriptor) [pid 1381] close(20 [pid 1380] close(7 [pid 302] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1381] close(21 [pid 1380] close(8 [pid 301] getdents64(3, [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1381] close(22 [pid 1380] close(9 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./262/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1380] close(10 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./277/binderfs", [pid 1380] close(11 [pid 301] newfstatat(AT_FDCWD, "./262/binderfs", [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1380] close(12 [pid 302] unlink("./277/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1381] close(23 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1381] close(24 [pid 1380] close(13 [pid 302] getdents64(3, [pid 301] unlink("./262/binderfs" [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1381] close(25 [pid 1380] close(14 [pid 302] close(3 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1381] close(26 [pid 1380] close(15 [pid 302] <... close resumed>) = 0 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1381] close(27 [pid 1380] close(16 [pid 302] rmdir("./277" [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1381] close(28 [pid 1380] close(17 [pid 302] <... rmdir resumed>) = 0 [pid 301] close(3 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./278", 0777) = 0 [pid 301] <... close resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1381] close(29 [pid 1380] close(18 [pid 1381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./262" [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1381] exit_group(0 [pid 1380] close(19 [pid 301] <... rmdir resumed>) = 0 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./263", 0777 [pid 1380] close(20 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 280 [pid 301] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1382 attached [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] close(21 [pid 1381] <... exit_group resumed>) = ? [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] set_robust_list(0x555569336660, 24 [pid 1380] close(22 [pid 1382] <... set_robust_list resumed>) = 0 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1380] close(23./strace-static-x86_64: Process 1383 attached [pid 1381] +++ exited with 0 +++ [pid 1383] set_robust_list(0x555569336660, 24 [pid 1382] chdir("./278" [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1383] <... set_robust_list resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1383] chdir("./263" [pid 1380] close(24 [pid 1383] <... chdir resumed>) = 0 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1380] close(25 [pid 1383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] <... prctl resumed>) = 0 [pid 1383] setpgid(0, 0 [pid 1382] <... chdir resumed>) = 0 [pid 1380] close(26 [pid 1383] <... setpgid resumed>) = 0 [pid 1383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 265 [pid 1382] <... prctl resumed>) = 0 [pid 1380] close(27) = -1 EBADF (Bad file descriptor) [pid 1383] <... openat resumed>) = 3 [pid 1382] setpgid(0, 0 [pid 1380] close(28 [pid 1382] <... setpgid resumed>) = 0 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] write(3, "1000", 4 [pid 1380] close(29 [pid 1383] <... write resumed>) = 4 [pid 1382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1383] close(3 [pid 1380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] <... close resumed>) = 0 [pid 1383] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1380] exit_group(0 [pid 1382] <... openat resumed>) = 3 [pid 1380] <... exit_group resumed>) = ? executing program [pid 1382] write(3, "1000", 4 [pid 1383] write(1, "executing program\n", 18) = 18 [pid 1383] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1383] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1383] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1380] +++ exited with 0 +++ [pid 1383] <... openat resumed>) = 5 [pid 1382] <... write resumed>) = 4 [pid 1383] setns(201, 0 [pid 1382] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1383] <... setns resumed>) = 0 [pid 1382] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1383] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1382] symlink("/dev/binderfs", "./binderfs" [pid 1383] <... socket resumed>) = 6 [pid 1383] setns(5, 0) = 0 [pid 1382] <... symlink resumed>) = 0 [pid 1383] close(5executing program ) = 0 [pid 1383] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1382] write(1, "executing program\n", 18) = 18 [pid 306] <... restart_syscall resumed>) = 0 [pid 1382] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1383] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1382] <... openat resumed>) = 3 [pid 1383] close(3) = 0 [pid 306] umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1383] close(4 [pid 1382] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1383] <... close resumed>) = 0 [pid 1383] close(5 [pid 306] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] <... openat resumed>) = 4 [pid 306] <... openat resumed>) = 3 [pid 1383] close(6) = 0 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1383] close(7 [pid 306] getdents64(3, [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] close(8 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] close(9 [pid 306] umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1383] close(10) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./267/binderfs", [pid 1383] close(11 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] close(12 [pid 306] unlink("./267/binderfs" [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... unlink resumed>) = 0 [pid 1383] close(13) = -1 EBADF (Bad file descriptor) [pid 1383] close(14) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1383] close(15 [pid 1382] <... openat resumed>) = 5 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] setns(201, 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1383] close(16 [pid 1382] <... setns resumed>) = 0 [pid 306] close(3 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... close resumed>) = 0 [pid 1383] close(17 [pid 1382] <... socket resumed>) = 6 [pid 306] rmdir("./267" [pid 1382] setns(5, 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] <... setns resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1383] close(18 [pid 1382] close(5 [pid 306] mkdir("./268", 0777 [pid 1382] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1382] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1383] close(19 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1383] close(20 [pid 1382] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... openat resumed>) = 3 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] close(3) = 0 [pid 1382] close(4./strace-static-x86_64: Process 1384 attached [pid 1383] close(21 [pid 303] newfstatat(3, "", [pid 1384] set_robust_list(0x555569336660, 24 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 270 [pid 1384] <... set_robust_list resumed>) = 0 [pid 1383] close(22 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1384] chdir("./268" [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1382] close(5) = -1 EBADF (Bad file descriptor) [pid 1382] close(6) = 0 [pid 1382] close(7) = -1 EBADF (Bad file descriptor) [pid 1382] close(8) = -1 EBADF (Bad file descriptor) [pid 1382] close(9) = -1 EBADF (Bad file descriptor) [pid 1382] close(10) = -1 EBADF (Bad file descriptor) [pid 1382] close(11) = -1 EBADF (Bad file descriptor) [pid 1382] close(12) = -1 EBADF (Bad file descriptor) [pid 1382] close(13) = -1 EBADF (Bad file descriptor) [pid 1382] close(14) = -1 EBADF (Bad file descriptor) [pid 1382] close(15) = -1 EBADF (Bad file descriptor) [pid 1382] close(16) = -1 EBADF (Bad file descriptor) [pid 1382] close(17) = -1 EBADF (Bad file descriptor) [pid 1382] close(18) = -1 EBADF (Bad file descriptor) [pid 1382] close(19) = -1 EBADF (Bad file descriptor) [pid 1382] close(20) = -1 EBADF (Bad file descriptor) [pid 1382] close(21) = -1 EBADF (Bad file descriptor) [pid 1382] close(22) = -1 EBADF (Bad file descriptor) [pid 1382] close(23) = -1 EBADF (Bad file descriptor) [pid 1382] close(24) = -1 EBADF (Bad file descriptor) [pid 1383] close(23 [pid 1382] close(25 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1384] <... chdir resumed>) = 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1382] close(26 [pid 1383] close(24 [pid 1382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] close(27 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1384] <... prctl resumed>) = 0 [pid 1383] close(25 [pid 1382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./266/binderfs", [pid 1384] setpgid(0, 0 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1384] <... setpgid resumed>) = 0 [pid 1383] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1382] close(28) = -1 EBADF (Bad file descriptor) [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] close(29 [pid 1383] close(27 [pid 1382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./266/binderfs" [pid 1384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] exit_group(0 [pid 1383] close(28 [pid 1382] <... exit_group resumed>) = ? [pid 303] <... unlink resumed>) = 0 [pid 1384] <... openat resumed>) = 3 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1382] +++ exited with 0 +++ [pid 1384] write(3, "1000", 4 [pid 1383] close(29 [pid 303] getdents64(3, [pid 1384] <... write resumed>) = 4 [pid 1383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1384] close(3 [pid 1383] exit_group(0 [pid 303] close(3executing program [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1383] <... exit_group resumed>) = ? [pid 1384] <... close resumed>) = 0 [pid 1384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1384] write(1, "executing program\n", 18) = 18 [pid 1384] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1384] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1383] +++ exited with 0 +++ [pid 1384] <... openat resumed>) = 4 [pid 303] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] rmdir("./266" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1384] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 303] <... rmdir resumed>) = 0 [pid 1384] setns(201, 0) = 0 [pid 1384] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] mkdir("./267", 0777 [pid 1384] <... socket resumed>) = 6 [pid 303] <... mkdir resumed>) = 0 [pid 1384] setns(5, 0) = 0 [pid 1384] close(5) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1384] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1384] close(3./strace-static-x86_64: Process 1385 attached ) = 0 [pid 1384] close(4 [pid 1385] set_robust_list(0x555569336660, 24 [pid 1384] <... close resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 269 [pid 1385] <... set_robust_list resumed>) = 0 [pid 1384] close(5 [pid 1385] chdir("./267" [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1384] close(6 [pid 1385] <... chdir resumed>) = 0 [pid 1384] <... close resumed>) = 0 [pid 1385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1385] setpgid(0, 0 [pid 1384] close(7 [pid 1385] <... setpgid resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1384] close(8) = -1 EBADF (Bad file descriptor) [pid 1384] close(9) = -1 EBADF (Bad file descriptor) [pid 1385] <... openat resumed>) = 3 [pid 1384] close(10) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1385] write(3, "1000", 4 [pid 1384] close(11 [pid 1385] <... write resumed>) = 4 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] close(3 [pid 1384] close(12 [pid 1385] <... close resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] symlink("/dev/binderfs", "./binderfs" [pid 1384] close(13 [pid 302] umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1385] <... symlink resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1384] close(14 [pid 1385] write(1, "executing program\n", 18 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1385] <... write resumed>) = 18 [pid 1384] close(15 [pid 1385] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1385] <... openat resumed>) = 3 [pid 1384] close(16 [pid 302] newfstatat(3, "", [pid 1385] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1384] close(17 [pid 1385] <... openat resumed>) = 4 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1384] close(18 [pid 1385] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] <... openat resumed>) = 5 [pid 1384] close(19 [pid 302] getdents64(3, [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1384] close(20 [pid 302] umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1385] setns(201, 0 [pid 1384] close(21 [pid 302] newfstatat(AT_FDCWD, "./278/binderfs", [pid 301] <... restart_syscall resumed>) = 0 [pid 1385] <... setns resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1384] close(22 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1385] <... socket resumed>) = 6 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./278/binderfs" [pid 1385] setns(5, 0 [pid 1384] close(23 [pid 301] umount2("./263", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1385] <... setns resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1385] close(5 [pid 1384] close(24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1385] <... close resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1384] close(25 [pid 301] openat(AT_FDCWD, "./263", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1385] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 301] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 302] rmdir("./278" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1385] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1384] close(26 [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3, [pid 1385] close(3 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./279", 0777 [pid 1385] <... close resumed>) = 0 [pid 1384] close(27 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] close(4 [pid 1384] close(28 [pid 301] umount2("./263/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1385] <... close resumed>) = 0 [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1385] close(5 [pid 1384] close(29 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./263/binderfs", [pid 1385] close(6 [pid 1384] exit_group(0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1385] <... close resumed>) = 0 [pid 1384] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./263/binderfs" [pid 1385] close(7) = -1 EBADF (Bad file descriptor) [pid 1385] close(8) = -1 EBADF (Bad file descriptor) [pid 1385] close(9) = -1 EBADF (Bad file descriptor) [pid 1385] close(10) = -1 EBADF (Bad file descriptor) [pid 1385] close(11) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1386 attached [pid 1385] close(12 [pid 1384] +++ exited with 0 +++ [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 281 [pid 301] <... unlink resumed>) = 0 [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] close(13 [pid 301] getdents64(3, [pid 1386] set_robust_list(0x555569336660, 24 [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1386] <... set_robust_list resumed>) = 0 [pid 1385] close(14 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] close(3 [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1385] close(15 [pid 301] <... close resumed>) = 0 [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./263" [pid 1386] chdir("./279" [pid 1385] close(16) = -1 EBADF (Bad file descriptor) [pid 1385] close(17) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1386] <... chdir resumed>) = 0 [pid 1385] close(18 [pid 1386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./264", 0777 [pid 1386] <... prctl resumed>) = 0 [pid 1385] close(19) = -1 EBADF (Bad file descriptor) [pid 1385] close(20) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1386] setpgid(0, 0 [pid 1385] close(21) = -1 EBADF (Bad file descriptor) [pid 1385] close(22) = -1 EBADF (Bad file descriptor) [pid 1385] close(23) = -1 EBADF (Bad file descriptor) [pid 1385] close(24) = -1 EBADF (Bad file descriptor) [pid 1385] close(25) = -1 EBADF (Bad file descriptor) [pid 1385] close(26) = -1 EBADF (Bad file descriptor) [pid 1385] close(27) = -1 EBADF (Bad file descriptor) [pid 1385] close(28) = -1 EBADF (Bad file descriptor) [pid 1385] close(29) = -1 EBADF (Bad file descriptor) [pid 1385] exit_group(0) = ? [pid 1386] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 1387 attached [pid 1385] +++ exited with 0 +++ [pid 1387] set_robust_list(0x555569336660, 24 [pid 1386] <... openat resumed>) = 3 [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 266 [pid 1387] <... set_robust_list resumed>) = 0 [pid 1386] write(3, "1000", 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1387] chdir("./264") = 0 [pid 1387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1386] <... write resumed>) = 4 [pid 1387] <... prctl resumed>) = 0 [pid 1386] close(3 [pid 1387] setpgid(0, 0 [pid 1386] <... close resumed>) = 0 [pid 1386] symlink("/dev/binderfs", "./binderfs" [pid 1387] <... setpgid resumed>) = 0 [pid 1387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1386] <... symlink resumed>) = 0 [pid 1387] <... openat resumed>) = 3 [pid 1387] write(3, "1000", 4) = 4 [pid 1387] close(3) = 0 [pid 1387] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1387] write(1, "executing program\n", 18executing program ) = 18 [pid 1387] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLYexecuting program ) = 3 [pid 1387] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1386] write(1, "executing program\n", 18 [pid 306] umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1386] <... write resumed>) = 18 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1387] <... openat resumed>) = 4 [pid 1386] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1387] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... openat resumed>) = 3 [pid 1387] <... openat resumed>) = 5 [pid 306] newfstatat(3, "", [pid 1387] setns(201, 0) = 0 [pid 1386] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1387] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] getdents64(3, [pid 1387] <... socket resumed>) = 6 [pid 1386] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1387] setns(5, 0 [pid 306] umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1387] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1387] close(5) = 0 [pid 306] newfstatat(AT_FDCWD, "./268/binderfs", [pid 1386] <... openat resumed>) = 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1387] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1386] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] unlink("./268/binderfs" [pid 1387] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... unlink resumed>) = 0 [pid 1387] close(3) = 0 [pid 1387] close(4) = 0 [pid 1386] <... openat resumed>) = 5 [pid 306] getdents64(3, [pid 1387] close(5 [pid 1386] setns(201, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] <... setns resumed>) = 0 [pid 1387] close(6 [pid 1386] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] close(3 [pid 1387] <... close resumed>) = 0 [pid 1386] <... socket resumed>) = 6 [pid 306] <... close resumed>) = 0 [pid 1387] close(7) = -1 EBADF (Bad file descriptor) [pid 1386] setns(5, 0 [pid 1387] close(8) = -1 EBADF (Bad file descriptor) [pid 1386] <... setns resumed>) = 0 [pid 306] rmdir("./268" [pid 1387] close(9 [pid 1386] close(5 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1387] close(10 [pid 1386] <... close resumed>) = 0 [pid 306] mkdir("./269", 0777 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1387] close(11 [pid 306] <... mkdir resumed>) = 0 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1387] close(12) = -1 EBADF (Bad file descriptor) [pid 1387] close(13) = -1 EBADF (Bad file descriptor) [pid 1386] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1387] close(14) = -1 EBADF (Bad file descriptor) [pid 1387] close(15) = -1 EBADF (Bad file descriptor) [pid 1386] close(3 [pid 1387] close(16 [pid 1386] <... close resumed>) = 0 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(4./strace-static-x86_64: Process 1388 attached [pid 1387] close(17 [pid 1386] <... close resumed>) = 0 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(5 [pid 1387] close(18 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(6 [pid 1387] close(19 [pid 1386] <... close resumed>) = 0 [pid 1388] set_robust_list(0x555569336660, 24 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] <... set_robust_list resumed>) = 0 [pid 1387] close(20 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 271 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(7 [pid 1387] close(21 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(8 [pid 1387] close(22 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(9 [pid 1387] close(23 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(10 [pid 1387] close(24 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(11 [pid 1387] close(25 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(12 [pid 1387] close(26 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(13 [pid 1387] close(27 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(14 [pid 1387] close(28 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(15 [pid 1388] chdir("./269" [pid 1387] close(29 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] <... chdir resumed>) = 0 [pid 1387] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(16 [pid 1388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1388] setpgid(0, 0 [pid 1387] exit_group(0 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1387] <... exit_group resumed>) = ? [pid 1386] close(17 [pid 1388] <... setpgid resumed>) = 0 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1386] close(18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1388] <... openat resumed>) = 3 [pid 1387] +++ exited with 0 +++ [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1386] close(19 [pid 303] <... openat resumed>) = 3 [pid 1388] write(3, "1000", 4 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1388] <... write resumed>) = 4 [pid 1386] close(20 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1388] close(3 [pid 303] getdents64(3, [pid 1388] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1388] symlink("/dev/binderfs", "./binderfs" [pid 303] umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] <... symlink resumed>) = 0 [pid 1386] close(21 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./267/binderfs", [pid 1386] close(22 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./267/binderfs" [pid 1386] close(23 [pid 303] <... unlink resumed>) = 0 executing program [pid 1388] write(1, "executing program\n", 18 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] <... write resumed>) = 18 [pid 1386] close(24 [pid 303] getdents64(3, [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1388] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1386] close(25) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1388] <... openat resumed>) = 3 [pid 1386] close(26 [pid 303] <... close resumed>) = 0 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./267" [pid 1388] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1386] close(27 [pid 303] <... rmdir resumed>) = 0 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1386] close(28) = -1 EBADF (Bad file descriptor) [pid 1386] close(29 [pid 303] mkdir("./268", 0777 [pid 1388] <... openat resumed>) = 4 [pid 1386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1388] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1386] exit_group(0) = ? [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1388] <... openat resumed>) = 5 [pid 1386] +++ exited with 0 +++ [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 270 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1388] setns(201, 0 [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1389 attached [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1388] <... setns resumed>) = 0 [pid 1389] set_robust_list(0x555569336660, 24) = 0 [pid 1389] chdir("./268" [pid 1388] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1389] <... chdir resumed>) = 0 [pid 1389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1389] setpgid(0, 0) = 0 [pid 1389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1389] write(3, "1000", 4 [pid 1388] <... socket resumed>) = 6 [pid 302] umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./264", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1388] setns(5, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1388] <... setns resumed>) = 0 [pid 302] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1388] close(5 [pid 301] openat(AT_FDCWD, "./264", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1389] <... write resumed>) = 4 [pid 1389] close(3 [pid 301] <... openat resumed>) = 3 [pid 1389] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 1389] symlink("/dev/binderfs", "./binderfs" [pid 1388] <... close resumed>) = 0 [pid 1389] <... symlink resumed>) = 0 executing program [pid 302] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1389] write(1, "executing program\n", 18 [pid 1388] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1389] <... write resumed>) = 18 [pid 301] getdents64(3, [pid 1389] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1389] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1389] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1389] setns(201, 0) = 0 [pid 1389] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1389] setns(5, 0) = 0 [pid 302] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1389] close(5 [pid 302] umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./264/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1389] <... close resumed>) = 0 [pid 1388] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1389] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1388] close(3 [pid 302] newfstatat(AT_FDCWD, "./279/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1388] <... close resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./264/binderfs", [pid 1388] close(4 [pid 302] unlink("./279/binderfs" [pid 1388] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1389] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1388] close(5 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./264/binderfs" [pid 1389] close(3 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1389] <... close resumed>) = 0 [pid 1388] close(6 [pid 301] <... unlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] getdents64(3, [pid 1389] close(4) = 0 [pid 1388] <... close resumed>) = 0 [pid 302] close(3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1389] close(5 [pid 302] <... close resumed>) = 0 [pid 301] close(3 [pid 1389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] close(7 [pid 302] rmdir("./279" [pid 1389] close(6 [pid 301] <... close resumed>) = 0 [pid 1389] <... close resumed>) = 0 [pid 1389] close(7) = -1 EBADF (Bad file descriptor) [pid 1389] close(8) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./264" [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1389] close(9) = -1 EBADF (Bad file descriptor) [pid 1389] close(10) = -1 EBADF (Bad file descriptor) [pid 1389] close(11) = -1 EBADF (Bad file descriptor) [pid 1389] close(12) = -1 EBADF (Bad file descriptor) [pid 1389] close(13) = -1 EBADF (Bad file descriptor) [pid 1389] close(14) = -1 EBADF (Bad file descriptor) [pid 1389] close(15) = -1 EBADF (Bad file descriptor) [pid 1389] close(16) = -1 EBADF (Bad file descriptor) [pid 1389] close(17) = -1 EBADF (Bad file descriptor) [pid 1389] close(18) = -1 EBADF (Bad file descriptor) [pid 1389] close(19) = -1 EBADF (Bad file descriptor) [pid 1389] close(20) = -1 EBADF (Bad file descriptor) [pid 1389] close(21) = -1 EBADF (Bad file descriptor) [pid 1389] close(22) = -1 EBADF (Bad file descriptor) [pid 1389] close(23) = -1 EBADF (Bad file descriptor) [pid 1389] close(24) = -1 EBADF (Bad file descriptor) [pid 1389] close(25) = -1 EBADF (Bad file descriptor) [pid 1389] close(26) = -1 EBADF (Bad file descriptor) [pid 1389] close(27) = -1 EBADF (Bad file descriptor) [pid 1389] close(28) = -1 EBADF (Bad file descriptor) [pid 1389] close(29) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1388] close(8 [pid 302] mkdir("./280", 0777 [pid 301] mkdir("./265", 0777 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1389] exit_group(0 [pid 1388] close(9 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1389] <... exit_group resumed>) = ? [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [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 1389] +++ exited with 0 +++ [pid 1388] close(10 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1390 attached [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] close(11) = -1 EBADF (Bad file descriptor) [pid 1390] set_robust_list(0x555569336660, 24 [pid 1388] close(12 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 267 [pid 1390] <... set_robust_list resumed>) = 0 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1390] chdir("./265" [pid 1388] close(13./strace-static-x86_64: Process 1391 attached [pid 1390] <... chdir resumed>) = 0 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 282 [pid 1391] set_robust_list(0x555569336660, 24 [pid 1390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1388] close(14 [pid 1391] <... set_robust_list resumed>) = 0 [pid 1390] <... prctl resumed>) = 0 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] close(15) = -1 EBADF (Bad file descriptor) [pid 1388] close(16) = -1 EBADF (Bad file descriptor) [pid 1391] chdir("./280" [pid 1388] close(17 [pid 1391] <... chdir resumed>) = 0 [pid 1390] setpgid(0, 0 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1390] <... setpgid resumed>) = 0 [pid 1388] close(18 [pid 1391] <... prctl resumed>) = 0 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1391] setpgid(0, 0 [pid 1390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1388] close(19 [pid 303] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1388] close(20 [pid 1391] <... setpgid resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1390] <... openat resumed>) = 3 [pid 1388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1388] close(21) = -1 EBADF (Bad file descriptor) [pid 1388] close(22) = -1 EBADF (Bad file descriptor) [pid 1388] close(23) = -1 EBADF (Bad file descriptor) [pid 1388] close(24) = -1 EBADF (Bad file descriptor) [pid 1388] close(25) = -1 EBADF (Bad file descriptor) [pid 1388] close(26) = -1 EBADF (Bad file descriptor) [pid 1388] close(27) = -1 EBADF (Bad file descriptor) [pid 1388] close(28) = -1 EBADF (Bad file descriptor) [pid 1388] close(29) = -1 EBADF (Bad file descriptor) [pid 1391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1390] write(3, "1000", 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1390] <... write resumed>) = 4 [pid 1388] exit_group(0 [pid 1391] <... openat resumed>) = 3 [pid 1390] close(3 [pid 303] getdents64(3, [pid 1388] <... exit_group resumed>) = ? [pid 1391] write(3, "1000", 4 [pid 1390] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1391] <... write resumed>) = 4 [pid 1390] symlink("/dev/binderfs", "./binderfs" [pid 303] umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 1391] close(3 [pid 1390] <... symlink resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1391] <... close resumed>) = 0 [pid 1390] write(1, "executing program\n", 18 [pid 303] newfstatat(AT_FDCWD, "./268/binderfs", [pid 1390] <... write resumed>) = 18 [pid 1388] +++ exited with 0 +++ [pid 1391] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1391] <... symlink resumed>) = 0 [pid 1390] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] unlink("./268/binderfs" [pid 1391] write(1, "executing program\n", 18 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1390] <... openat resumed>) = 3 [pid 1391] <... write resumed>) = 18 [pid 303] <... unlink resumed>) = 0 [pid 1390] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1391] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] getdents64(3, [pid 1391] <... openat resumed>) = 3 [pid 1390] <... openat resumed>) = 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1391] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1390] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] close(3) = 0 [pid 1391] <... openat resumed>) = 4 [pid 303] rmdir("./268" [pid 1391] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1390] <... openat resumed>) = 5 [pid 303] <... rmdir resumed>) = 0 [pid 1390] setns(201, 0 [pid 303] mkdir("./269", 0777 [pid 1391] <... openat resumed>) = 5 [pid 1391] setns(201, 0) = 0 [pid 1391] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1391] setns(5, 0) = 0 [pid 1391] close(5) = 0 [pid 1390] <... setns resumed>) = 0 [pid 1391] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1390] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... mkdir resumed>) = 0 [pid 1390] <... socket resumed>) = 6 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1390] setns(5, 0 [pid 1391] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1391] close(3./strace-static-x86_64: Process 1392 attached ) = 0 [pid 1390] <... setns resumed>) = 0 [pid 1392] set_robust_list(0x555569336660, 24 [pid 1391] close(4 [pid 1390] close(5 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 271 [pid 1392] <... set_robust_list resumed>) = 0 [pid 1391] <... close resumed>) = 0 [pid 1390] <... close resumed>) = 0 [pid 1392] chdir("./269" [pid 1391] close(5 [pid 1390] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1392] <... chdir resumed>) = 0 [pid 1392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... prctl resumed>) = 0 [pid 1391] close(6 [pid 1392] setpgid(0, 0 [pid 1391] <... close resumed>) = 0 [pid 1390] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1392] <... setpgid resumed>) = 0 [pid 1391] close(7 [pid 1390] close(3 [pid 1392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1390] <... close resumed>) = 0 [pid 1391] close(8 [pid 1390] close(4 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... openat resumed>) = 3 [pid 1391] close(9 [pid 1390] <... close resumed>) = 0 [pid 1390] close(5 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] write(3, "1000", 4 [pid 1390] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1391] close(10 [pid 1390] close(6 [pid 1392] <... write resumed>) = 4 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1390] <... close resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1390] close(7) = -1 EBADF (Bad file descriptor) [pid 1391] close(11 [pid 1390] close(8) = -1 EBADF (Bad file descriptor) [pid 1390] close(9) = -1 EBADF (Bad file descriptor) [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(3 [pid 1390] close(10 [pid 1391] close(12 [pid 306] umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1391] close(13 [pid 306] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = 0 [pid 1391] close(14) = -1 EBADF (Bad file descriptor) [pid 1390] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] symlink("/dev/binderfs", "./binderfs" [pid 1391] close(15 [pid 1390] close(11) = -1 EBADF (Bad file descriptor) [pid 1390] close(12) = -1 EBADF (Bad file descriptor) [pid 1390] close(13) = -1 EBADF (Bad file descriptor) [pid 1390] close(14) = -1 EBADF (Bad file descriptor) [pid 1390] close(15) = -1 EBADF (Bad file descriptor) [pid 1390] close(16) = -1 EBADF (Bad file descriptor) [pid 1390] close(17) = -1 EBADF (Bad file descriptor) [pid 1390] close(18) = -1 EBADF (Bad file descriptor) [pid 1390] close(19) = -1 EBADF (Bad file descriptor) [pid 1390] close(20) = -1 EBADF (Bad file descriptor) [pid 1390] close(21) = -1 EBADF (Bad file descriptor) [pid 1390] close(22) = -1 EBADF (Bad file descriptor) [pid 1390] close(23) = -1 EBADF (Bad file descriptor) [pid 1390] close(24) = -1 EBADF (Bad file descriptor) [pid 1390] close(25) = -1 EBADF (Bad file descriptor) [pid 1390] close(26) = -1 EBADF (Bad file descriptor) [pid 1390] close(27) = -1 EBADF (Bad file descriptor) [pid 1390] close(28) = -1 EBADF (Bad file descriptor) [pid 1390] close(29) = -1 EBADF (Bad file descriptor) [pid 1390] exit_group(0 [pid 306] <... openat resumed>) = 3 [pid 1390] <... exit_group resumed>) = ? [pid 1392] <... symlink resumed>) = 0 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1392] write(1, "executing program\n", 18 [pid 1391] close(16 [pid 306] newfstatat(3, "", [pid 1392] <... write resumed>) = 18 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1392] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] getdents64(3, [pid 1391] close(17 [pid 1392] <... openat resumed>) = 3 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1392] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1391] close(18 [pid 306] umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1392] <... openat resumed>) = 4 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1390] +++ exited with 0 +++ [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1391] close(19 [pid 1392] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1391] close(20 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1391] close(21 [pid 306] newfstatat(AT_FDCWD, "./269/binderfs", [pid 1392] <... openat resumed>) = 5 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1392] setns(201, 0 [pid 1391] close(22 [pid 306] unlink("./269/binderfs" [pid 1392] <... setns resumed>) = 0 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 1391] close(23 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1392] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3) = 0 [pid 1391] close(24 [pid 306] rmdir("./269" [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... socket resumed>) = 6 [pid 1391] close(25 [pid 306] <... rmdir resumed>) = 0 [pid 1392] setns(5, 0 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1391] close(26 [pid 306] mkdir("./270", 0777 [pid 1392] <... setns resumed>) = 0 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1391] close(27 [pid 1392] close(5 [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1391] close(28) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = 0 [pid 1391] close(29./strace-static-x86_64: Process 1393 attached [pid 1392] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1391] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1393] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 272 [pid 1393] <... set_robust_list resumed>) = 0 [pid 1393] chdir("./270" [pid 1391] exit_group(0 [pid 1393] <... chdir resumed>) = 0 [pid 1393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1393] setpgid(0, 0) = 0 executing program [pid 1391] <... exit_group resumed>) = ? [pid 1393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1392] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1393] write(3, "1000", 4) = 4 [pid 1393] close(3) = 0 [pid 1393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1393] write(1, "executing program\n", 18) = 18 [pid 1391] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1393] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1393] <... openat resumed>) = 3 [pid 1392] close(3) = 0 [pid 1393] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1392] close(4 [pid 1393] <... openat resumed>) = 4 [pid 1392] <... close resumed>) = 0 [pid 1393] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1392] close(5 [pid 1393] setns(201, 0 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1393] <... setns resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1392] close(6 [pid 1393] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] <... restart_syscall resumed>) = 0 [pid 1393] <... socket resumed>) = 6 [pid 1392] <... close resumed>) = 0 [pid 1393] setns(5, 0 [pid 1392] close(7 [pid 1393] <... setns resumed>) = 0 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1393] close(5 [pid 1392] close(8 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./265", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1393] <... close resumed>) = 0 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1392] close(9 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./265", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1392] close(10 [pid 1393] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 1393] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1392] close(11 [pid 302] newfstatat(3, "", [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1393] close(3 [pid 1392] close(12 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1393] <... close resumed>) = 0 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 1393] close(4 [pid 1392] close(13 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1393] <... close resumed>) = 0 [pid 1392] close(14 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./265/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1393] close(5 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./280/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(15 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./265/binderfs", [pid 1393] close(6 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1392] close(16) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./265/binderfs" [pid 1392] close(17 [pid 302] unlink("./280/binderfs" [pid 301] <... unlink resumed>) = 0 [pid 1393] <... close resumed>) = 0 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1393] close(7 [pid 302] getdents64(3, [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1393] close(8 [pid 302] close(3 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1393] close(9 [pid 1392] close(18 [pid 301] getdents64(3, [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1392] close(19 [pid 301] close(3 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(20 [pid 302] rmdir("./280" [pid 1393] close(10 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 301] rmdir("./265" [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(21 [pid 302] mkdir("./281", 0777 [pid 1393] close(11 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1393] close(12 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./266", 0777 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(23 [pid 1393] close(13 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(24 [pid 1393] close(14 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1394 attached [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] close(25./strace-static-x86_64: Process 1395 attached [pid 1394] set_robust_list(0x555569336660, 24 [pid 1393] close(15 [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 283 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1393] close(16) = -1 EBADF (Bad file descriptor) [pid 1395] set_robust_list(0x555569336660, 24 [pid 1394] <... set_robust_list resumed>) = 0 [pid 1393] close(17 [pid 1392] close(26 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 268 [pid 1395] <... set_robust_list resumed>) = 0 [pid 1394] chdir("./281" [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] chdir("./266" [pid 1394] <... chdir resumed>) = 0 [pid 1393] close(18 [pid 1392] close(27 [pid 1395] <... chdir resumed>) = 0 [pid 1394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1394] <... prctl resumed>) = 0 [pid 1393] close(19 [pid 1392] close(28 [pid 1395] <... prctl resumed>) = 0 [pid 1394] setpgid(0, 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] setpgid(0, 0 [pid 1394] <... setpgid resumed>) = 0 [pid 1392] close(29 [pid 1393] close(20 [pid 1395] <... setpgid resumed>) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1393] close(21 [pid 1394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1394] <... openat resumed>) = 3 [pid 1395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1393] close(22 [pid 1392] exit_group(0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1394] write(3, "1000", 4 [pid 1393] close(23 [pid 1392] <... exit_group resumed>) = ? [pid 1395] <... openat resumed>) = 3 [pid 1394] <... write resumed>) = 4 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1394] close(3) = 0 [pid 1394] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1394] write(1, "executing program\n", 18) = 18 [pid 1394] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1392] +++ exited with 0 +++ executing program [pid 1395] write(3, "1000", 4 [pid 1394] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1393] close(24 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1395] <... write resumed>) = 4 [pid 1394] <... openat resumed>) = 4 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1395] close(3 [pid 1393] close(25 [pid 1395] <... close resumed>) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1394] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1395] symlink("/dev/binderfs", "./binderfs" [pid 1393] close(26 [pid 1394] <... openat resumed>) = 5 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] <... symlink resumed>) = 0 [pid 1393] close(27 [pid 1395] write(1, "executing program\n", 18executing program [pid 1394] setns(201, 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] <... write resumed>) = 18 [pid 1394] <... setns resumed>) = 0 [pid 1394] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1393] close(28 [pid 1395] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1394] <... socket resumed>) = 6 [pid 1394] setns(5, 0) = 0 [pid 1394] close(5) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] <... openat resumed>) = 3 [pid 1393] close(29 [pid 1394] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1395] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] <... openat resumed>) = 4 [pid 1394] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1393] exit_group(0 [pid 1394] close(3 [pid 1393] <... exit_group resumed>) = ? [pid 1394] <... close resumed>) = 0 [pid 1394] close(4) = 0 [pid 1395] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1394] close(5) = -1 EBADF (Bad file descriptor) [pid 1394] close(6 [pid 1395] <... openat resumed>) = 5 [pid 1394] <... close resumed>) = 0 [pid 1394] close(7) = -1 EBADF (Bad file descriptor) [pid 1394] close(8) = -1 EBADF (Bad file descriptor) [pid 1394] close(9) = -1 EBADF (Bad file descriptor) [pid 1394] close(10) = -1 EBADF (Bad file descriptor) [pid 1394] close(11) = -1 EBADF (Bad file descriptor) [pid 1394] close(12) = -1 EBADF (Bad file descriptor) [pid 1394] close(13) = -1 EBADF (Bad file descriptor) [pid 1394] close(14) = -1 EBADF (Bad file descriptor) [pid 1394] close(15) = -1 EBADF (Bad file descriptor) [pid 1394] close(16) = -1 EBADF (Bad file descriptor) [pid 1394] close(17) = -1 EBADF (Bad file descriptor) [pid 1394] close(18) = -1 EBADF (Bad file descriptor) [pid 1394] close(19) = -1 EBADF (Bad file descriptor) [pid 1394] close(20) = -1 EBADF (Bad file descriptor) [pid 1394] close(21) = -1 EBADF (Bad file descriptor) [pid 1393] +++ exited with 0 +++ [pid 1395] setns(201, 0) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1395] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1394] close(22 [pid 1395] <... socket resumed>) = 6 [pid 1394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] setns(5, 0 [pid 1394] close(23 [pid 1395] <... setns resumed>) = 0 [pid 1394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] close(5 [pid 1394] close(24) = -1 EBADF (Bad file descriptor) [pid 1395] <... close resumed>) = 0 [pid 1394] close(25) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1395] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1394] close(26) = -1 EBADF (Bad file descriptor) [pid 1394] close(27) = -1 EBADF (Bad file descriptor) [pid 1394] close(28) = -1 EBADF (Bad file descriptor) [pid 1394] close(29) = -1 EBADF (Bad file descriptor) [pid 1394] exit_group(0 [pid 306] umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1395] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1394] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1395] close(3 [pid 1394] +++ exited with 0 +++ [pid 306] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... restart_syscall resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1395] <... close resumed>) = 0 [pid 306] newfstatat(3, "", [pid 1395] close(4 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1395] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1395] close(5 [pid 303] umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1395] close(6 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1395] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1395] close(7) = -1 EBADF (Bad file descriptor) [pid 1395] close(8) = -1 EBADF (Bad file descriptor) [pid 1395] close(9) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./270/binderfs", [pid 303] <... openat resumed>) = 3 [pid 1395] close(10 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] newfstatat(3, "", [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] close(11 [pid 306] unlink("./270/binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] close(12 [pid 303] getdents64(3, [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] close(13 [pid 306] <... unlink resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1395] close(14 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] newfstatat(AT_FDCWD, "./269/binderfs", [pid 1395] close(15 [pid 306] close(3 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1395] close(16 [pid 306] <... close resumed>) = 0 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./270" [pid 303] unlink("./269/binderfs" [pid 1395] close(17) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1395] close(18) = -1 EBADF (Bad file descriptor) [pid 1395] close(19 [pid 306] mkdir("./271", 0777 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] close(20) = -1 EBADF (Bad file descriptor) [pid 1395] close(21) = -1 EBADF (Bad file descriptor) [pid 1395] close(22) = -1 EBADF (Bad file descriptor) [pid 1395] close(23) = -1 EBADF (Bad file descriptor) [pid 1395] close(24) = -1 EBADF (Bad file descriptor) [pid 1395] close(25) = -1 EBADF (Bad file descriptor) [pid 1395] close(26 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 1395] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] getdents64(3, [pid 1395] close(27) = -1 EBADF (Bad file descriptor) [pid 1395] close(28) = -1 EBADF (Bad file descriptor) [pid 1395] close(29) = -1 EBADF (Bad file descriptor) [pid 1395] exit_group(0) = ? ./strace-static-x86_64: Process 1396 attached [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 273 [pid 303] close(3 [pid 1396] set_robust_list(0x555569336660, 24 [pid 303] <... close resumed>) = 0 [pid 1396] <... set_robust_list resumed>) = 0 [pid 303] rmdir("./269" [pid 302] umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1396] chdir("./271" [pid 1395] +++ exited with 0 +++ [pid 303] <... rmdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1396] <... chdir resumed>) = 0 [pid 303] mkdir("./270", 0777 [pid 302] openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... mkdir resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1396] <... prctl resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... openat resumed>) = 3 [pid 1396] setpgid(0, 0./strace-static-x86_64: Process 1397 attached ) = 0 [pid 302] newfstatat(3, "", [pid 1397] set_robust_list(0x555569336660, 24 [pid 1396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 272 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1397] <... set_robust_list resumed>) = 0 [pid 302] getdents64(3, [pid 1397] chdir("./270" [pid 1396] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1397] <... chdir resumed>) = 0 [pid 1396] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./281/binderfs", [pid 1397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1396] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1397] <... prctl resumed>) = 0 [pid 1396] close(3 [pid 302] unlink("./281/binderfs" [pid 1397] setpgid(0, 0 [pid 1396] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1397] <... setpgid resumed>) = 0 [pid 1397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1396] symlink("/dev/binderfs", "./binderfs" [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1397] <... openat resumed>) = 3 [pid 1396] <... symlink resumed>) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./281"executing program [pid 1397] write(3, "1000", 4 [pid 302] <... rmdir resumed>) = 0 [pid 1396] write(1, "executing program\n", 18 [pid 1397] <... write resumed>) = 4 [pid 1396] <... write resumed>) = 18 [pid 302] mkdir("./282", 0777 [pid 1397] close(3) = 0 [pid 1396] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... mkdir resumed>) = 0 [pid 1397] symlink("/dev/binderfs", "./binderfs" [pid 1396] <... openat resumed>) = 3 [pid 1397] <... symlink resumed>) = 0 [pid 1396] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1396] <... openat resumed>) = 4 [pid 1397] write(1, "executing program\n", 18executing program ) = 18 [pid 1396] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1397] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1398 attached [pid 1396] <... openat resumed>) = 5 [pid 1398] set_robust_list(0x555569336660, 24 [pid 1397] <... openat resumed>) = 3 [pid 1396] setns(201, 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 284 [pid 1398] <... set_robust_list resumed>) = 0 [pid 1398] chdir("./282" [pid 1397] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1396] <... setns resumed>) = 0 [pid 1396] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1398] <... chdir resumed>) = 0 [pid 1398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1398] setpgid(0, 0 [pid 1396] <... socket resumed>) = 6 [pid 1398] <... setpgid resumed>) = 0 [pid 1398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1397] <... openat resumed>) = 4 [pid 1398] <... openat resumed>) = 3 [pid 1396] setns(5, 0 [pid 1397] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1396] <... setns resumed>) = 0 [pid 1398] write(3, "1000", 4) = 4 [pid 1397] <... openat resumed>) = 5 [pid 1396] close(5 [pid 1398] close(3) = 0 executing program [pid 1396] <... close resumed>) = 0 [pid 1398] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1398] write(1, "executing program\n", 18) = 18 [pid 1398] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1397] setns(201, 0 [pid 1396] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1397] <... setns resumed>) = 0 [pid 1398] <... openat resumed>) = 3 [pid 1398] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1397] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... restart_syscall resumed>) = 0 [pid 1398] <... openat resumed>) = 4 [pid 1397] <... socket resumed>) = 6 [pid 1397] setns(5, 0 [pid 1398] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1397] <... setns resumed>) = 0 [pid 1398] <... openat resumed>) = 5 [pid 1397] close(5 [pid 1398] setns(201, 0) = 0 [pid 1398] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1398] setns(5, 0) = 0 [pid 1398] close(5) = 0 [pid 1398] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1396] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1397] <... close resumed>) = 0 [pid 301] umount2("./266", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1397] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1396] close(3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1396] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./266", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1396] close(4 [pid 301] <... openat resumed>) = 3 [pid 1396] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1398] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1396] close(5 [pid 1398] close(3 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1398] <... close resumed>) = 0 [pid 301] getdents64(3, [pid 1398] close(4) = 0 [pid 1397] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1396] close(6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1397] close(3 [pid 301] umount2("./266/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1396] <... close resumed>) = 0 [pid 1398] close(5 [pid 1396] close(7 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1397] <... close resumed>) = 0 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./266/binderfs", [pid 1398] close(6 [pid 1396] close(8 [pid 1398] <... close resumed>) = 0 [pid 1397] close(4 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1398] close(7 [pid 1396] close(9 [pid 1398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1398] close(8) = -1 EBADF (Bad file descriptor) [pid 1398] close(9) = -1 EBADF (Bad file descriptor) [pid 1398] close(10) = -1 EBADF (Bad file descriptor) [pid 1398] close(11) = -1 EBADF (Bad file descriptor) [pid 1398] close(12) = -1 EBADF (Bad file descriptor) [pid 1398] close(13) = -1 EBADF (Bad file descriptor) [pid 1398] close(14) = -1 EBADF (Bad file descriptor) [pid 1398] close(15) = -1 EBADF (Bad file descriptor) [pid 1398] close(16) = -1 EBADF (Bad file descriptor) [pid 1398] close(17) = -1 EBADF (Bad file descriptor) [pid 1398] close(18) = -1 EBADF (Bad file descriptor) [pid 1398] close(19) = -1 EBADF (Bad file descriptor) [pid 1398] close(20) = -1 EBADF (Bad file descriptor) [pid 1398] close(21) = -1 EBADF (Bad file descriptor) [pid 1398] close(22) = -1 EBADF (Bad file descriptor) [pid 1398] close(23) = -1 EBADF (Bad file descriptor) [pid 1398] close(24) = -1 EBADF (Bad file descriptor) [pid 1398] close(25) = -1 EBADF (Bad file descriptor) [pid 1398] close(26) = -1 EBADF (Bad file descriptor) [pid 1398] close(27) = -1 EBADF (Bad file descriptor) [pid 1398] close(28) = -1 EBADF (Bad file descriptor) [pid 1398] close(29) = -1 EBADF (Bad file descriptor) [pid 1398] exit_group(0 [pid 1397] <... close resumed>) = 0 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1397] close(5 [pid 301] unlink("./266/binderfs" [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(10 [pid 1398] <... exit_group resumed>) = ? [pid 1397] close(6 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1397] <... close resumed>) = 0 [pid 1396] close(11 [pid 1398] +++ exited with 0 +++ [pid 1397] close(7 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(12 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1397] close(8 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(13 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1397] close(9 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(14 [pid 301] close(3 [pid 1397] close(10 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(15 [pid 301] rmdir("./266" [pid 1397] close(11 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(16 [pid 301] mkdir("./267", 0777 [pid 1397] close(12 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(17 [pid 302] umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1397] close(13 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(18 [pid 1397] close(14 [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] close(19 [pid 1397] close(15 [pid 302] <... openat resumed>) = 3 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1397] close(16 [pid 1396] close(20 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1397] close(17 [pid 1396] close(21 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1397] close(18 [pid 1396] close(22 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1399 attached [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1397] close(19 [pid 1396] close(23 [pid 1399] set_robust_list(0x555569336660, 24 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 269 [pid 1399] <... set_robust_list resumed>) = 0 [pid 1397] close(20 [pid 1396] close(24 [pid 1399] chdir("./267" [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./282/binderfs", [pid 1399] <... chdir resumed>) = 0 [pid 1399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1396] close(25 [pid 1397] close(21 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1399] <... prctl resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./282/binderfs" [pid 1399] setpgid(0, 0 [pid 1397] close(22 [pid 1396] close(26 [pid 1399] <... setpgid resumed>) = 0 [pid 1399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... unlink resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1397] close(23 [pid 1396] close(27 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 1397] close(24 [pid 1396] close(28 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1399] <... openat resumed>) = 3 [pid 1397] close(25 [pid 1396] close(29 [pid 302] rmdir("./282" [pid 1399] write(3, "1000", 4 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] <... write resumed>) = 4 [pid 1399] close(3) = 0 [pid 1397] close(26 [pid 1396] exit_group(0 [pid 1399] symlink("/dev/binderfs", "./binderfs"executing program [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1396] <... exit_group resumed>) = ? [pid 1399] <... symlink resumed>) = 0 [pid 1397] close(27 [pid 302] mkdir("./283", 0777 [pid 1399] write(1, "executing program\n", 18) = 18 [pid 1399] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1399] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1396] +++ exited with 0 +++ [pid 1399] <... openat resumed>) = 4 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1397] close(28 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... mkdir resumed>) = 0 [pid 1399] <... openat resumed>) = 5 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1399] setns(201, 0 [pid 1397] close(29 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1399] <... setns resumed>) = 0 [pid 1397] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1397] exit_group(0) = ? [pid 1399] <... socket resumed>) = 6 [pid 1399] setns(5, 0) = 0 [pid 1399] close(5) = 0 [pid 1399] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1399] close(3) = 0 [pid 1397] +++ exited with 0 +++ [pid 1399] close(4) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1399] close(5 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] close(6) = 0 [pid 1399] close(7) = -1 EBADF (Bad file descriptor) [pid 1399] close(8) = -1 EBADF (Bad file descriptor) [pid 1399] close(9) = -1 EBADF (Bad file descriptor) [pid 1399] close(10) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1400 attached [pid 1399] close(11 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 285 [pid 1400] set_robust_list(0x555569336660, 24 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... set_robust_list resumed>) = 0 [pid 1399] close(12 [pid 1400] chdir("./283" [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] close(13) = -1 EBADF (Bad file descriptor) [pid 1400] <... chdir resumed>) = 0 [pid 1399] close(14 [pid 1400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... prctl resumed>) = 0 [pid 1399] close(15 [pid 1400] setpgid(0, 0 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... setpgid resumed>) = 0 [pid 1399] close(16 [pid 1400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] close(17) = -1 EBADF (Bad file descriptor) [pid 1400] <... openat resumed>) = 3 [pid 1399] close(18 [pid 1400] write(3, "1000", 4) = 4 [pid 1400] close(3) = 0 [pid 1400] symlink("/dev/binderfs", "./binderfs" [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... symlink resumed>) = 0 [pid 1399] close(19executing program [pid 1400] write(1, "executing program\n", 18 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... write resumed>) = 18 [pid 1400] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1399] close(20) = -1 EBADF (Bad file descriptor) [pid 1399] close(21 [pid 1400] <... openat resumed>) = 3 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1399] close(22 [pid 1400] <... openat resumed>) = 4 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1399] close(23) = -1 EBADF (Bad file descriptor) [pid 1400] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 306] <... restart_syscall resumed>) = 0 [pid 1400] setns(201, 0 [pid 1399] close(24 [pid 1400] <... setns resumed>) = 0 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1399] close(25 [pid 1400] <... socket resumed>) = 6 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1399] close(26 [pid 1400] setns(5, 0 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1400] <... setns resumed>) = 0 [pid 1399] close(27 [pid 306] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1400] close(5 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./271/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./271" [pid 303] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1399] close(28 [pid 1400] <... close resumed>) = 0 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] mkdir("./272", 0777 [pid 1399] close(29 [pid 306] <... mkdir resumed>) = 0 [pid 1399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1400] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1399] exit_group(0./strace-static-x86_64: Process 1401 attached ) = ? [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1401] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 274 [pid 303] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1401] <... set_robust_list resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1401] chdir("./272" [pid 303] newfstatat(3, "", [pid 1401] <... chdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] getdents64(3, [pid 1401] <... prctl resumed>) = 0 [pid 1399] +++ exited with 0 +++ [pid 1400] close(3 [pid 1401] setpgid(0, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1401] <... setpgid resumed>) = 0 [pid 1400] <... close resumed>) = 0 [pid 303] umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1400] close(4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./270/binderfs", [pid 1400] <... close resumed>) = 0 [pid 1400] close(5 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1401] <... openat resumed>) = 3 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./270/binderfs" [pid 1401] write(3, "1000", 4 [pid 1400] close(6 [pid 303] <... unlink resumed>) = 0 [pid 1401] <... write resumed>) = 4 [pid 303] getdents64(3, [pid 1401] close(3 [pid 1400] <... close resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1401] <... close resumed>) = 0 [pid 1400] close(7 [pid 303] close(3 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(8 [pid 1401] symlink("/dev/binderfs", "./binderfs" [pid 303] <... close resumed>) = 0 [pid 1401] <... symlink resumed>) = 0 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./270"executing program [pid 1401] write(1, "executing program\n", 18 [pid 1400] close(9 [pid 303] <... rmdir resumed>) = 0 [pid 1401] <... write resumed>) = 18 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./271", 0777 [pid 1401] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1400] close(10 [pid 303] <... mkdir resumed>) = 0 [pid 1401] <... openat resumed>) = 3 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(11 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1402 attached [pid 1401] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(12 [pid 1402] set_robust_list(0x555569336660, 24 [pid 1401] <... openat resumed>) = 4 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] <... set_robust_list resumed>) = 0 [pid 1401] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1400] close(13 [pid 301] <... restart_syscall resumed>) = 0 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] <... openat resumed>) = 5 [pid 1400] close(14 [pid 1401] setns(201, 0) = 0 [pid 1401] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1401] setns(5, 0) = 0 [pid 1401] close(5) = 0 [pid 1401] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 273 [pid 1402] chdir("./271" [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(15 [pid 1402] <... chdir resumed>) = 0 [pid 1401] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./267", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1400] close(16 [pid 1402] <... prctl resumed>) = 0 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1402] setpgid(0, 0 [pid 1400] close(17 [pid 1402] <... setpgid resumed>) = 0 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./267", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1400] close(18 [pid 1401] close(3 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1401] <... close resumed>) = 0 [pid 1400] close(19 [pid 301] newfstatat(3, "", [pid 1401] close(4 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1401] <... close resumed>) = 0 [pid 1400] close(20 [pid 1402] <... openat resumed>) = 3 [pid 1401] close(5 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(6 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1401] <... close resumed>) = 0 [pid 1400] close(21 [pid 1401] close(7) = -1 EBADF (Bad file descriptor) [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] write(3, "1000", 4 [pid 1401] close(8 [pid 1400] close(22 [pid 301] umount2("./267/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1402] <... write resumed>) = 4 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] close(3 [pid 1401] close(9 [pid 1400] close(23 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(10 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./267/binderfs", [pid 1402] <... close resumed>) = 0 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(24 [pid 1402] symlink("/dev/binderfs", "./binderfs" [pid 1401] close(11 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1402] <... symlink resumed>) = 0 [pid 1400] close(25 [pid 301] unlink("./267/binderfs" [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(12 [pid 1400] close(26 [pid 301] <... unlink resumed>) = 0 [pid 1402] write(1, "executing program\n", 18 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] <... write resumed>) = 18 [pid 1401] close(13 [pid 301] getdents64(3, [pid 1400] close(27 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(14 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1402] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(28 [pid 1402] <... openat resumed>) = 3 [pid 1401] close(15 [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] close(29 [pid 1402] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1401] close(16 [pid 301] <... close resumed>) = 0 [pid 1402] <... openat resumed>) = 4 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./267" [pid 1402] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1401] close(17 [pid 301] <... rmdir resumed>) = 0 [pid 1402] <... openat resumed>) = 5 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(18) = -1 EBADF (Bad file descriptor) [pid 1401] close(19 [pid 301] mkdir("./268", 0777 [pid 1402] setns(201, 0 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1402] <... setns resumed>) = 0 [pid 1401] close(20 [pid 1400] exit_group(0 [pid 1402] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] <... socket resumed>) = 6 [pid 1401] close(21 [pid 1400] <... exit_group resumed>) = ? [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1403 attached [pid 1402] setns(5, 0 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] <... setns resumed>) = 0 [pid 1401] close(22 [pid 1400] +++ exited with 0 +++ [pid 1402] close(5 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1403] set_robust_list(0x555569336660, 24 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(23 [pid 1402] <... close resumed>) = 0 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] close(24) = -1 EBADF (Bad file descriptor) [pid 1402] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1401] close(25) = -1 EBADF (Bad file descriptor) [pid 1401] close(26) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1403] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 270 [pid 1402] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1403] chdir("./268" [pid 1402] close(3 [pid 1401] close(27 [pid 1403] <... chdir resumed>) = 0 [pid 1402] <... close resumed>) = 0 [pid 1402] close(4 [pid 1403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... prctl resumed>) = 0 [pid 1401] close(28 [pid 1403] setpgid(0, 0 [pid 1402] <... close resumed>) = 0 [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... setpgid resumed>) = 0 [pid 1402] close(5 [pid 1401] close(29 [pid 1403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1401] exit_group(0 [pid 1402] close(6 [pid 1401] <... exit_group resumed>) = ? [pid 1403] <... openat resumed>) = 3 [pid 1402] <... close resumed>) = 0 [pid 1403] write(3, "1000", 4) = 4 [pid 1403] close(3) = 0 [pid 1403] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1403] write(1, "executing program\n", 18) = 18 [pid 1403] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1403] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1403] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1401] +++ exited with 0 +++ [pid 1402] close(7) = -1 EBADF (Bad file descriptor) [pid 1403] <... openat resumed>) = 5 [pid 1402] close(8 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1403] setns(201, 0 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1403] <... setns resumed>) = 0 [pid 1402] close(9 [pid 1403] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] close(10 [pid 1403] <... socket resumed>) = 6 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] setns(5, 0) = 0 [pid 1402] close(11 [pid 1403] close(5 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... close resumed>) = 0 [pid 1402] close(12) = -1 EBADF (Bad file descriptor) [pid 1403] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1402] close(13) = -1 EBADF (Bad file descriptor) [pid 1403] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1402] close(14 [pid 1403] close(3 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... close resumed>) = 0 [pid 1402] close(15 [pid 1403] close(4 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... close resumed>) = 0 [pid 1402] close(16 [pid 1403] close(5 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(6) = 0 [pid 1402] close(17 [pid 302] <... restart_syscall resumed>) = 0 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(7 [pid 306] <... restart_syscall resumed>) = 0 [pid 1403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1402] close(18 [pid 1403] close(8) = -1 EBADF (Bad file descriptor) [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(9 [pid 1402] close(19 [pid 1403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(10) = -1 EBADF (Bad file descriptor) [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(11 [pid 302] umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1403] close(12) = -1 EBADF (Bad file descriptor) [pid 1403] close(13) = -1 EBADF (Bad file descriptor) [pid 1403] close(14) = -1 EBADF (Bad file descriptor) [pid 1403] close(15) = -1 EBADF (Bad file descriptor) [pid 1403] close(16) = -1 EBADF (Bad file descriptor) [pid 1403] close(17) = -1 EBADF (Bad file descriptor) [pid 1403] close(18) = -1 EBADF (Bad file descriptor) [pid 1403] close(19) = -1 EBADF (Bad file descriptor) [pid 1403] close(20) = -1 EBADF (Bad file descriptor) [pid 1403] close(21) = -1 EBADF (Bad file descriptor) [pid 1403] close(22) = -1 EBADF (Bad file descriptor) [pid 1403] close(23) = -1 EBADF (Bad file descriptor) [pid 1403] close(24) = -1 EBADF (Bad file descriptor) [pid 1403] close(25) = -1 EBADF (Bad file descriptor) [pid 1403] close(26) = -1 EBADF (Bad file descriptor) [pid 1403] close(27) = -1 EBADF (Bad file descriptor) [pid 1403] close(28) = -1 EBADF (Bad file descriptor) [pid 1403] close(29) = -1 EBADF (Bad file descriptor) [pid 1402] close(20 [pid 1403] exit_group(0 [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1402] close(21 [pid 306] umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1402] close(22 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1403] <... exit_group resumed>) = ? [pid 1402] close(23 [pid 306] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(3, "", [pid 1403] +++ exited with 0 +++ [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1402] close(24 [pid 306] newfstatat(3, "", [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1402] close(25 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1402] close(26 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1402] close(27 [pid 306] newfstatat(AT_FDCWD, "./272/binderfs", [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1402] close(28) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1402] close(29 [pid 302] unlink("./283/binderfs" [pid 1402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1402] exit_group(0 [pid 306] unlink("./272/binderfs" [pid 302] close(3) = 0 [pid 1402] <... exit_group resumed>) = ? [pid 302] rmdir("./283" [pid 306] <... unlink resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./284", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1402] +++ exited with 0 +++ [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1404 attached [pid 306] close(3 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./272" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 286 [pid 306] <... rmdir resumed>) = 0 [pid 1404] set_robust_list(0x555569336660, 24 [pid 306] mkdir("./273", 0777 [pid 1404] <... set_robust_list resumed>) = 0 [pid 1404] chdir("./284" [pid 306] <... mkdir resumed>) = 0 [pid 1404] <... chdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1404] setpgid(0, 0) = 0 [pid 1404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1404] write(3, "1000", 4) = 4 [pid 1404] close(3./strace-static-x86_64: Process 1405 attached ) = 0 [pid 1404] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1405] set_robust_list(0x555569336660, 24 [pid 1404] write(1, "executing program\n", 18executing program ) = 18 [pid 1404] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1405] <... set_robust_list resumed>) = 0 [pid 1404] <... openat resumed>) = 3 [pid 1404] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1405] chdir("./273" [pid 1404] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 275 [pid 1405] <... chdir resumed>) = 0 [pid 1405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1404] <... openat resumed>) = 5 [pid 303] <... restart_syscall resumed>) = 0 [pid 1405] <... prctl resumed>) = 0 [pid 1405] setpgid(0, 0) = 0 [pid 1404] setns(201, 0) = 0 [pid 1404] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1404] setns(5, 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1404] <... setns resumed>) = 0 [pid 303] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1404] close(5 [pid 303] <... openat resumed>) = 3 [pid 1404] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1404] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 1405] <... openat resumed>) = 3 [pid 1405] write(3, "1000", 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1405] <... write resumed>) = 4 [pid 303] umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1405] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./271/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1405] <... close resumed>) = 0 [pid 303] unlink("./271/binderfs" [pid 1405] symlink("/dev/binderfs", "./binderfs"executing program [pid 301] <... restart_syscall resumed>) = 0 [pid 1404] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... unlink resumed>) = 0 [pid 1405] <... symlink resumed>) = 0 [pid 1404] close(3 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 301] umount2("./268", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1405] write(1, "executing program\n", 18 [pid 1404] <... close resumed>) = 0 [pid 303] rmdir("./271" [pid 1405] <... write resumed>) = 18 [pid 1404] close(4 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1405] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1404] <... close resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 301] openat(AT_FDCWD, "./268", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1404] close(5 [pid 303] mkdir("./272", 0777 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1404] close(6 [pid 301] newfstatat(3, "", [pid 1405] <... openat resumed>) = 3 [pid 1405] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1404] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1406 attached [pid 1405] <... openat resumed>) = 4 [pid 1404] close(7 [pid 301] getdents64(3, [pid 1405] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1404] close(8 [pid 1406] set_robust_list(0x555569336660, 24 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 274 [pid 301] umount2("./268/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1406] <... set_robust_list resumed>) = 0 [pid 1404] close(9 [pid 1406] chdir("./272" [pid 1405] <... openat resumed>) = 5 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1406] <... chdir resumed>) = 0 [pid 1406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1406] setpgid(0, 0 [pid 301] newfstatat(AT_FDCWD, "./268/binderfs", [pid 1404] close(10 [pid 1406] <... setpgid resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1405] setns(201, 0 [pid 1404] close(11) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./268/binderfs" [pid 1405] <... setns resumed>) = 0 [pid 1404] close(12 [pid 1406] <... openat resumed>) = 3 [pid 1405] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1406] write(3, "1000", 4) = 4 [pid 1405] <... socket resumed>) = 6 [pid 1404] close(13 [pid 301] getdents64(3, [pid 1406] close(3 [pid 1405] setns(5, 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = 0 [pid 1404] close(14 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1405] <... setns resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1405] close(5 [pid 1404] close(15 [pid 301] <... close resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./268" [pid 1404] close(16 [pid 1406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 executing program [pid 1406] write(1, "executing program\n", 18 [pid 1405] <... close resumed>) = 0 [pid 1404] close(17 [pid 301] mkdir("./269", 0777 [pid 1406] <... write resumed>) = 18 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1404] close(18 [pid 301] <... mkdir resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1405] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1404] close(19 [pid 1406] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1406] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1407 attached [pid 1406] setns(201, 0 [pid 1407] set_robust_list(0x555569336660, 24) = 0 [pid 1406] <... setns resumed>) = 0 [pid 1407] chdir("./269" [pid 1406] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1404] close(20) = -1 EBADF (Bad file descriptor) [pid 1407] <... chdir resumed>) = 0 [pid 1406] <... socket resumed>) = 6 [pid 1404] close(21 [pid 1405] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1406] setns(5, 0 [pid 1405] close(3 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... prctl resumed>) = 0 [pid 1406] <... setns resumed>) = 0 [pid 1407] setpgid(0, 0 [pid 1406] close(5 [pid 1405] <... close resumed>) = 0 [pid 1404] close(22 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 271 [pid 1405] close(4 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] close(23 [pid 1407] <... setpgid resumed>) = 0 [pid 1406] <... close resumed>) = 0 [pid 1407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1406] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1405] <... close resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... openat resumed>) = 3 [pid 1405] close(5 [pid 1404] close(24 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(6 [pid 1404] close(25 [pid 1405] <... close resumed>) = 0 [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] close(26) = -1 EBADF (Bad file descriptor) [pid 1405] close(7 [pid 1404] close(27 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(8 [pid 1404] close(28 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(9 [pid 1404] close(29 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(10 [pid 1404] exit_group(0 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] write(3, "1000", 4 [pid 1406] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1407] <... write resumed>) = 4 [pid 1406] close(3 [pid 1407] close(3 [pid 1406] <... close resumed>) = 0 [pid 1407] <... close resumed>) = 0 [pid 1405] close(11 [pid 1404] <... exit_group resumed>) = ? [pid 1406] close(4 [pid 1407] symlink("/dev/binderfs", "./binderfs" [pid 1406] <... close resumed>) = 0 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... symlink resumed>) = 0 [pid 1406] close(5 [pid 1405] close(12 [pid 1404] +++ exited with 0 +++ executing program [pid 1407] write(1, "executing program\n", 18 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1407] <... write resumed>) = 18 [pid 1406] close(6 [pid 1405] close(13 [pid 1407] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1406] <... close resumed>) = 0 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... openat resumed>) = 3 [pid 1406] close(7 [pid 1405] close(14 [pid 1407] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(8 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... openat resumed>) = 4 [pid 1406] close(9 [pid 1405] close(15 [pid 1407] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(10 [pid 1407] <... openat resumed>) = 5 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] setns(201, 0 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(16 [pid 1407] <... setns resumed>) = 0 [pid 1406] close(11 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(17 [pid 1407] <... socket resumed>) = 6 [pid 1406] close(12 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] setns(5, 0 [pid 1406] close(13 [pid 1405] close(18 [pid 1407] <... setns resumed>) = 0 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(5 [pid 1406] close(14 [pid 1405] close(19 [pid 1407] <... close resumed>) = 0 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1406] close(15 [pid 1405] close(20 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(16 [pid 1407] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(21 [pid 1407] close(3 [pid 1406] close(17 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... close resumed>) = 0 [pid 1406] close(18 [pid 1405] close(22 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(19 [pid 1405] close(23 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(20 [pid 1407] close(4 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] close(24 [pid 1407] <... close resumed>) = 0 [pid 1406] close(21 [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(5 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(6 [pid 1406] close(22 [pid 1405] close(25 [pid 1407] <... close resumed>) = 0 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(7 [pid 1406] close(23 [pid 1405] close(26 [pid 1407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(8 [pid 1406] close(24 [pid 1405] close(27 [pid 1407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(9 [pid 1406] close(25 [pid 1405] close(28 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(26 [pid 1405] close(29 [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] close(27) = -1 EBADF (Bad file descriptor) [pid 1405] exit_group(0 [pid 1406] close(28) = -1 EBADF (Bad file descriptor) [pid 1406] close(29 [pid 1405] <... exit_group resumed>) = ? [pid 1406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1406] exit_group(0 [pid 1407] close(10) = -1 EBADF (Bad file descriptor) [pid 1407] close(11) = -1 EBADF (Bad file descriptor) [pid 1407] close(12) = -1 EBADF (Bad file descriptor) [pid 1405] +++ exited with 0 +++ [pid 1406] <... exit_group resumed>) = ? [pid 1407] close(13) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1407] close(14 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1407] close(15) = -1 EBADF (Bad file descriptor) [pid 1407] close(16) = -1 EBADF (Bad file descriptor) [pid 1407] close(17) = -1 EBADF (Bad file descriptor) [pid 1407] close(18) = -1 EBADF (Bad file descriptor) [pid 1407] close(19) = -1 EBADF (Bad file descriptor) [pid 1407] close(20) = -1 EBADF (Bad file descriptor) [pid 1407] close(21) = -1 EBADF (Bad file descriptor) [pid 1407] close(22) = -1 EBADF (Bad file descriptor) [pid 1407] close(23) = -1 EBADF (Bad file descriptor) [pid 1407] close(24) = -1 EBADF (Bad file descriptor) [pid 1407] close(25) = -1 EBADF (Bad file descriptor) [pid 1407] close(26) = -1 EBADF (Bad file descriptor) [pid 1407] close(27) = -1 EBADF (Bad file descriptor) [pid 1407] close(28) = -1 EBADF (Bad file descriptor) [pid 1407] close(29) = -1 EBADF (Bad file descriptor) [pid 1407] exit_group(0 [pid 1406] +++ exited with 0 +++ [pid 1407] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1407] +++ exited with 0 +++ [pid 306] <... restart_syscall resumed>) = 0 [pid 302] umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(3, "", [pid 302] <... openat resumed>) = 3 [pid 301] umount2("./269", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(3, "", [pid 306] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./273/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./273/binderfs") = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] openat(AT_FDCWD, "./269", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 302] umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./272/binderfs", [pid 301] newfstatat(3, "", [pid 306] rmdir("./273" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] unlink("./272/binderfs" [pid 302] newfstatat(AT_FDCWD, "./284/binderfs", [pid 301] getdents64(3, [pid 306] mkdir("./274", 0777 [pid 303] <... unlink resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 302] unlink("./284/binderfs" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] umount2("./269/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1408 attached [pid 303] close(3 [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... close resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] newfstatat(AT_FDCWD, "./269/binderfs", [pid 303] rmdir("./272" [pid 302] close(3 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1408] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 276 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 301] unlink("./269/binderfs" [pid 1408] <... set_robust_list resumed>) = 0 [pid 303] mkdir("./273", 0777 [pid 302] rmdir("./284" [pid 301] <... unlink resumed>) = 0 [pid 1408] chdir("./274" [pid 303] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] getdents64(3, [pid 302] mkdir("./285", 0777 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1408] <... chdir resumed>) = 0 [pid 1408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... mkdir resumed>) = 0 [pid 301] close(3 [pid 1408] <... prctl resumed>) = 0 [pid 1408] setpgid(0, 0 [pid 301] <... close resumed>) = 0 [pid 1408] <... setpgid resumed>) = 0 [pid 301] rmdir("./269" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] <... rmdir resumed>) = 0 [pid 1408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] mkdir("./270", 0777 [pid 1408] <... openat resumed>) = 3 ./strace-static-x86_64: Process 1409 attached [pid 1409] set_robust_list(0x555569336660, 24) = 0 [pid 1408] write(3, "1000", 4 [pid 1409] chdir("./273" [pid 1408] <... write resumed>) = 4 ./strace-static-x86_64: Process 1410 attached [pid 1408] close(3 [pid 1410] set_robust_list(0x555569336660, 24 [pid 1409] <... chdir resumed>) = 0 [pid 1408] <... close resumed>) = 0 [pid 1410] <... set_robust_list resumed>) = 0 [pid 1408] symlink("/dev/binderfs", "./binderfs" [pid 1410] chdir("./285" [pid 1409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1408] <... symlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 275 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 287 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1410] <... chdir resumed>) = 0 [pid 1409] <... prctl resumed>) = 0 [pid 1408] write(1, "executing program\n", 18 [pid 1410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1409] setpgid(0, 0 [pid 1408] <... write resumed>) = 18 [pid 1410] <... prctl resumed>) = 0 [pid 1409] <... setpgid resumed>) = 0 executing program [pid 1408] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY./strace-static-x86_64: Process 1411 attached [pid 1410] setpgid(0, 0 [pid 1409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1411] set_robust_list(0x555569336660, 24 [pid 1410] <... setpgid resumed>) = 0 [pid 1408] <... openat resumed>) = 3 [pid 1411] <... set_robust_list resumed>) = 0 [pid 1410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1409] <... openat resumed>) = 3 [pid 1408] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1411] chdir("./270" [pid 1410] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 272 [pid 1411] <... chdir resumed>) = 0 [pid 1411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1411] setpgid(0, 0 [pid 1409] write(3, "1000", 4 [pid 1411] <... setpgid resumed>) = 0 [pid 1411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1410] write(3, "1000", 4 [pid 1409] <... write resumed>) = 4 [pid 1408] <... openat resumed>) = 4 [pid 1410] <... write resumed>) = 4 [pid 1409] close(3 [pid 1408] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1410] close(3 [pid 1409] <... close resumed>) = 0 [pid 1408] <... openat resumed>) = 5 [pid 1411] <... openat resumed>) = 3 [pid 1410] <... close resumed>) = 0 [pid 1409] symlink("/dev/binderfs", "./binderfs" [pid 1411] write(3, "1000", 4 [pid 1410] symlink("/dev/binderfs", "./binderfs" [pid 1408] setns(201, 0 [pid 1411] <... write resumed>) = 4 [pid 1409] <... symlink resumed>) = 0 [pid 1411] close(3 [pid 1410] <... symlink resumed>) = 0 [pid 1408] <... setns resumed>) = 0 [pid 1411] <... close resumed>) = 0 [pid 1410] write(1, "executing program\n", 18 [pid 1409] write(1, "executing program\n", 18executing program executing program [pid 1408] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1411] symlink("/dev/binderfs", "./binderfs" [pid 1410] <... write resumed>) = 18 [pid 1409] <... write resumed>) = 18 [pid 1411] <... symlink resumed>) = 0 [pid 1410] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1409] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1408] <... socket resumed>) = 6 [pid 1410] <... openat resumed>) = 3 [pid 1409] <... openat resumed>) = 3 executing program [pid 1408] setns(5, 0 [pid 1411] write(1, "executing program\n", 18) = 18 [pid 1410] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1409] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1408] <... setns resumed>) = 0 [pid 1411] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1410] <... openat resumed>) = 4 [pid 1409] <... openat resumed>) = 4 [pid 1408] close(5) = 0 [pid 1411] <... openat resumed>) = 3 [pid 1409] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1411] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1410] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1409] <... openat resumed>) = 5 [pid 1408] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1411] <... openat resumed>) = 4 [pid 1410] <... openat resumed>) = 5 [pid 1411] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1409] setns(201, 0) = 0 [pid 1409] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1411] <... openat resumed>) = 5 [pid 1410] setns(201, 0 [pid 1409] <... socket resumed>) = 6 [pid 1411] setns(201, 0 [pid 1410] <... setns resumed>) = 0 [pid 1408] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1410] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1409] setns(5, 0 [pid 1411] <... setns resumed>) = 0 [pid 1410] <... socket resumed>) = 6 [pid 1410] setns(5, 0 [pid 1409] <... setns resumed>) = 0 [pid 1408] close(3 [pid 1411] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1410] <... setns resumed>) = 0 [pid 1409] close(5 [pid 1408] <... close resumed>) = 0 [pid 1411] <... socket resumed>) = 6 [pid 1410] close(5 [pid 1409] <... close resumed>) = 0 [pid 1408] close(4 [pid 1411] setns(5, 0 [pid 1410] <... close resumed>) = 0 [pid 1409] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1408] <... close resumed>) = 0 [pid 1411] <... setns resumed>) = 0 [pid 1410] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1408] close(5 [pid 1411] close(5 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = 0 [pid 1409] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1408] close(6 [pid 1411] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1410] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1408] <... close resumed>) = 0 [pid 1408] close(7 [pid 1409] close(3 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(3 [pid 1409] <... close resumed>) = 0 [pid 1408] close(8 [pid 1410] <... close resumed>) = 0 [pid 1409] close(4 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(4 [pid 1409] <... close resumed>) = 0 [pid 1408] close(9 [pid 1410] <... close resumed>) = 0 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1410] close(5 [pid 1409] close(5 [pid 1408] close(10 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(6 [pid 1409] close(6 [pid 1408] close(11 [pid 1411] close(3 [pid 1410] <... close resumed>) = 0 [pid 1409] <... close resumed>) = 0 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(7 [pid 1409] close(7 [pid 1408] close(12 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = 0 [pid 1410] close(8 [pid 1409] close(8 [pid 1408] close(13 [pid 1411] close(4 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = 0 [pid 1410] close(9 [pid 1409] close(9 [pid 1408] close(14 [pid 1411] close(5 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(10 [pid 1408] close(15 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(10 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(11 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(16 [pid 1411] close(6 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(11 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(12 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(17 [pid 1411] <... close resumed>) = 0 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(12 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(7 [pid 1410] close(13 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(18 [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(13 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(8 [pid 1410] close(14 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(19 [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(14 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(15 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(20 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(15 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(16 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(21 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(16 [pid 1410] close(17 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(17 [pid 1408] close(22 [pid 1410] close(18 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(18 [pid 1408] close(23 [pid 1410] close(19 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(19 [pid 1408] close(24 [pid 1410] close(20 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(20 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(21 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(25 [pid 1411] close(9 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(21 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(22 [pid 1411] close(10) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(26 [pid 1411] close(11 [pid 1410] close(23 [pid 1409] close(22 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(27 [pid 1411] close(12 [pid 1410] close(24 [pid 1409] close(23 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(28 [pid 1411] close(13 [pid 1410] close(25 [pid 1409] close(24 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(14 [pid 1410] close(26 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] close(29 [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] close(25 [pid 1408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(15 [pid 1410] close(27 [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1408] exit_group(0 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(28 [pid 1409] close(26 [pid 1408] <... exit_group resumed>) = ? [pid 1411] close(16 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] close(29 [pid 1409] close(27 [pid 1408] +++ exited with 0 +++ [pid 1411] close(17 [pid 1410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1410] exit_group(0 [pid 1409] close(28 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1411] close(18 [pid 1410] <... exit_group resumed>) = ? [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(19 [pid 1409] close(29 [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1411] close(20) = -1 EBADF (Bad file descriptor) [pid 1411] close(21 [pid 1410] +++ exited with 0 +++ [pid 1409] exit_group(0 [pid 1411] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1409] <... exit_group resumed>) = ? [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] close(22) = -1 EBADF (Bad file descriptor) [pid 1411] close(23) = -1 EBADF (Bad file descriptor) [pid 1411] close(24) = -1 EBADF (Bad file descriptor) [pid 1411] close(25) = -1 EBADF (Bad file descriptor) [pid 1409] +++ exited with 0 +++ [pid 1411] close(26) = -1 EBADF (Bad file descriptor) [pid 1411] close(27) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1411] close(28) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1411] close(29) = -1 EBADF (Bad file descriptor) [pid 1411] exit_group(0) = ? [pid 1411] +++ exited with 0 +++ [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... restart_syscall resumed>) = 0 [pid 306] umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./274/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./274/binderfs") = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./274") = 0 [pid 306] mkdir("./275", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555569336650) = 277 ./strace-static-x86_64: Process 1412 attached [pid 303] <... restart_syscall resumed>) = 0 [pid 1412] set_robust_list(0x555569336660, 24) = 0 [pid 302] umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1412] chdir("./275" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... openat resumed>) = 3 [pid 1412] <... chdir resumed>) = 0 [pid 1412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1412] setpgid(0, 0) = 0 [pid 1412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(3, "", [pid 303] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... openat resumed>) = 3 [pid 302] getdents64(3, [pid 303] newfstatat(3, "", [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 303] getdents64(3, [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] newfstatat(AT_FDCWD, "./285/binderfs", [pid 1412] <... openat resumed>) = 3 [pid 1412] write(3, "1000", 4) = 4 [pid 1412] close(3 [pid 303] umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1412] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] unlink("./285/binderfs" [pid 1412] symlink("/dev/binderfs", "./binderfs"executing program [pid 301] umount2("./270", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1412] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1412] write(1, "executing program\n", 18) = 18 [pid 1412] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 303] newfstatat(AT_FDCWD, "./273/binderfs", [pid 302] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1412] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1412] <... openat resumed>) = 4 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] openat(AT_FDCWD, "./270", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1412] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] unlink("./273/binderfs" [pid 302] close(3 [pid 301] <... openat resumed>) = 3 [pid 303] <... unlink resumed>) = 0 [pid 1412] <... openat resumed>) = 5 [pid 302] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1412] setns(201, 0) = 0 [pid 1412] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] rmdir("./285" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1412] setns(5, 0 [pid 303] getdents64(3, [pid 302] <... rmdir resumed>) = 0 [pid 301] getdents64(3, [pid 1412] <... setns resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] mkdir("./286", 0777 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1412] close(5 [pid 303] close(3 [pid 1412] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 303] rmdir("./273" [pid 301] umount2("./270/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1412] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] mkdir("./274", 0777 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] newfstatat(AT_FDCWD, "./270/binderfs", [pid 1412] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... mkdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1412] close(3 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./270/binderfs" [pid 1412] <... close resumed>) = 0 ./strace-static-x86_64: Process 1414 attached ./strace-static-x86_64: Process 1413 attached [pid 301] <... unlink resumed>) = 0 [pid 1414] set_robust_list(0x555569336660, 24 [pid 1413] set_robust_list(0x555569336660, 24 [pid 1412] close(4 [pid 301] getdents64(3, [pid 1414] <... set_robust_list resumed>) = 0 [pid 1413] <... set_robust_list resumed>) = 0 [pid 1412] <... close resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 288 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1414] chdir("./286" [pid 1412] close(5 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 276 [pid 1414] <... chdir resumed>) = 0 [pid 1413] chdir("./274" [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1412] close(6 [pid 1414] <... prctl resumed>) = 0 [pid 1413] <... chdir resumed>) = 0 [pid 1412] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1414] setpgid(0, 0 [pid 1413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1412] close(7 [pid 301] rmdir("./270" [pid 1414] <... setpgid resumed>) = 0 [pid 1413] <... prctl resumed>) = 0 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1413] setpgid(0, 0 [pid 1414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1413] <... setpgid resumed>) = 0 [pid 301] mkdir("./271", 0777 [pid 1414] <... openat resumed>) = 3 [pid 1413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1412] close(8 [pid 1414] write(3, "1000", 4 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1414] <... write resumed>) = 4 [pid 1412] close(9 [pid 1414] close(3 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] <... close resumed>) = 0 [pid 1412] close(10 [pid 1414] symlink("/dev/binderfs", "./binderfs" [pid 1413] <... openat resumed>) = 3 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] <... symlink resumed>) = 0 [pid 1413] write(3, "1000", 4 [pid 1412] close(11 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1413] <... write resumed>) = 4 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] write(1, "executing program\n", 18 [pid 1412] close(12 [pid 1414] <... write resumed>) = 18 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1412] close(13 [pid 1414] <... openat resumed>) = 3 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1412] close(14executing program [pid 1413] close(3 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = 0 [pid 1414] <... openat resumed>) = 4 [pid 1412] close(15) = -1 EBADF (Bad file descriptor) [pid 1412] close(16 [pid 1414] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1412] close(17./strace-static-x86_64: Process 1415 attached [pid 1414] <... openat resumed>) = 5 [pid 1413] symlink("/dev/binderfs", "./binderfs" [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 273 [pid 1415] set_robust_list(0x555569336660, 24 [pid 1414] setns(201, 0 [pid 1412] close(18 [pid 1415] <... set_robust_list resumed>) = 0 [pid 1414] <... setns resumed>) = 0 [pid 1413] <... symlink resumed>) = 0 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program [pid 1413] write(1, "executing program\n", 18 [pid 1412] close(19 [pid 1415] chdir("./271" [pid 1414] <... socket resumed>) = 6 [pid 1413] <... write resumed>) = 18 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... chdir resumed>) = 0 [pid 1415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1414] setns(5, 0 [pid 1413] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1412] close(20 [pid 1415] <... prctl resumed>) = 0 [pid 1414] <... setns resumed>) = 0 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] setpgid(0, 0 [pid 1413] <... openat resumed>) = 3 [pid 1412] close(21 [pid 1415] <... setpgid resumed>) = 0 [pid 1413] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1414] close(5 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1414] <... close resumed>) = 0 [pid 1413] <... openat resumed>) = 4 [pid 1412] close(22 [pid 1415] <... openat resumed>) = 3 [pid 1414] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1415] write(3, "1000", 4 [pid 1414] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1412] close(23) = -1 EBADF (Bad file descriptor) [pid 1413] <... openat resumed>) = 5 [pid 1412] close(24 [pid 1415] <... write resumed>) = 4 [pid 1414] close(3 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(3 [pid 1414] <... close resumed>) = 0 [pid 1412] close(25 [pid 1414] close(4 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] <... close resumed>) = 0 [pid 1412] close(26 [pid 1415] <... close resumed>) = 0 [pid 1414] close(5 [pid 1413] setns(201, 0 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] symlink("/dev/binderfs", "./binderfs" [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1412] close(27 [pid 1414] close(6 [pid 1413] <... setns resumed>) = 0 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1415] <... symlink resumed>) = 0 [pid 1414] <... close resumed>) = 0 [pid 1413] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1412] close(28 [pid 1415] write(1, "executing program\n", 18) = 18 [pid 1414] close(7 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1412] close(29 [pid 1415] <... openat resumed>) = 3 [pid 1414] close(8 [pid 1413] <... socket resumed>) = 6 [pid 1412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1412] exit_group(0 [pid 1414] close(9) = -1 EBADF (Bad file descriptor) [pid 1412] <... exit_group resumed>) = ? [pid 1415] <... openat resumed>) = 4 [pid 1414] close(10 [pid 1413] setns(5, 0 [pid 1415] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... setns resumed>) = 0 [pid 1412] +++ exited with 0 +++ [pid 1413] close(5 [pid 1415] <... openat resumed>) = 5 [pid 1414] close(11 [pid 1413] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1415] setns(201, 0 [pid 1413] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1415] <... setns resumed>) = 0 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1415] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1414] close(12 [pid 1415] <... socket resumed>) = 6 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] setns(5, 0 [pid 1414] close(13 [pid 1413] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... setns resumed>) = 0 [pid 1414] close(14 [pid 1413] close(3 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] close(15 [pid 1415] close(5 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = 0 [pid 1415] <... close resumed>) = 0 [pid 1414] close(16) = -1 EBADF (Bad file descriptor) [pid 1414] close(17) = -1 EBADF (Bad file descriptor) [pid 1414] close(18) = -1 EBADF (Bad file descriptor) [pid 1414] close(19) = -1 EBADF (Bad file descriptor) [pid 1414] close(20 [pid 306] <... restart_syscall resumed>) = 0 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] close(21) = -1 EBADF (Bad file descriptor) [pid 1413] close(4 [pid 306] umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1415] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1414] close(22 [pid 1413] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1414] close(23 [pid 1413] close(5 [pid 306] <... openat resumed>) = 3 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1415] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1414] close(24 [pid 1413] close(6 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1415] close(3 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1414] close(25) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1414] close(26 [pid 1413] <... close resumed>) = 0 [pid 306] umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1415] <... close resumed>) = 0 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(7 [pid 1415] close(4 [pid 1414] close(27 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1415] <... close resumed>) = 0 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./275/binderfs", [pid 1415] close(5 [pid 1414] close(28 [pid 1413] close(8 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./275/binderfs" [pid 1415] close(6 [pid 1414] close(29 [pid 1413] close(9 [pid 1415] <... close resumed>) = 0 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1413] close(10 [pid 1415] close(7 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(11 [pid 1415] close(8 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(9 [pid 1413] close(12 [pid 1414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] exit_group(0 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1415] close(10 [pid 1413] close(13 [pid 306] close(3 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] <... exit_group resumed>) = ? [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(11 [pid 1413] close(14 [pid 306] <... close resumed>) = 0 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(12 [pid 1413] close(15 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(13 [pid 1413] close(16 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(14 [pid 1413] close(17 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1414] +++ exited with 0 +++ [pid 1415] close(15 [pid 1413] close(18 [pid 306] rmdir("./275" [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1415] close(16 [pid 1413] close(19 [pid 306] <... rmdir resumed>) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] mkdir("./276", 0777 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(17 [pid 1413] close(20 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(18 [pid 1413] close(21 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(19 [pid 1413] close(22 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(20 [pid 1413] close(23 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] close(21) = -1 EBADF (Bad file descriptor) [pid 1413] close(24 [pid 1415] close(22 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(25 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1415] close(23 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(26 [pid 1415] close(24 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(27 [pid 1415] close(25 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] close(28 [pid 1415] close(26 [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1416 attached [pid 1415] close(27 [pid 1413] close(29 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 278 [pid 1416] set_robust_list(0x555569336660, 24) = 0 [pid 1415] close(28 [pid 1413] exit_group(0 [pid 1416] chdir("./276") = 0 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1413] <... exit_group resumed>) = ? [pid 1416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1416] setpgid(0, 0) = 0 [pid 1415] close(29 [pid 1416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1416] write(3, "1000", 4) = 4 [pid 1416] close(3) = 0 [pid 1416] symlink("/dev/binderfs", "./binderfs" executing program [pid 1413] +++ exited with 0 +++ [pid 1416] <... symlink resumed>) = 0 [pid 1416] write(1, "executing program\n", 18) = 18 [pid 1416] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 302] <... restart_syscall resumed>) = 0 [pid 1415] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1415] exit_group(0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1416] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1415] <... exit_group resumed>) = ? [pid 1416] <... openat resumed>) = 5 [pid 1416] setns(201, 0) = 0 [pid 1416] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1416] setns(5, 0) = 0 [pid 1415] +++ exited with 0 +++ [pid 1416] close(5 [pid 303] umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1416] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 303] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1416] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(3, "", [pid 301] <... restart_syscall resumed>) = 0 [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1416] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] getdents64(3, [pid 1416] close(3 [pid 303] umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1416] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] umount2("./271", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./274/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1416] close(4 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./286/binderfs", [pid 301] openat(AT_FDCWD, "./271", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1416] <... close resumed>) = 0 [pid 303] unlink("./274/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... openat resumed>) = 3 [pid 1416] close(5) = -1 EBADF (Bad file descriptor) [pid 1416] close(6) = 0 [pid 1416] close(7) = -1 EBADF (Bad file descriptor) [pid 1416] close(8) = -1 EBADF (Bad file descriptor) [pid 1416] close(9) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 302] unlink("./286/binderfs" [pid 301] newfstatat(3, "", [pid 1416] close(10 [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1416] close(11 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1416] close(12) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 301] umount2("./271/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1416] close(13 [pid 303] rmdir("./274" [pid 302] rmdir("./286" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(14 [pid 301] newfstatat(AT_FDCWD, "./271/binderfs", [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(15 [pid 303] <... rmdir resumed>) = 0 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(16 [pid 302] <... rmdir resumed>) = 0 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(17) = -1 EBADF (Bad file descriptor) [pid 1416] close(18) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./275", 0777 [pid 302] mkdir("./287", 0777 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1416] close(19 [pid 301] unlink("./271/binderfs" [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1416] close(20 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(21 [pid 301] getdents64(3, [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1416] close(22 [pid 301] close(3 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1416] close(23 [pid 301] rmdir("./271" [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1416] close(24 [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1417 attached [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1417] set_robust_list(0x555569336660, 24 [pid 1416] close(25 [pid 301] mkdir("./272", 0777 [pid 1417] <... set_robust_list resumed>) = 0 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1417] chdir("./287" [pid 1416] close(26 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1418 attached [pid 1417] <... chdir resumed>) = 0 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 277 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 289 ./strace-static-x86_64: Process 1419 attached [pid 1416] close(27 [pid 1419] set_robust_list(0x555569336660, 24 [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 274 [pid 1419] <... set_robust_list resumed>) = 0 [pid 1416] close(28 [pid 1419] chdir("./272" [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... chdir resumed>) = 0 [pid 1416] close(29 [pid 1419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... prctl resumed>) = 0 [pid 1416] exit_group(0 [pid 1419] setpgid(0, 0 [pid 1416] <... exit_group resumed>) = ? [pid 1419] <... setpgid resumed>) = 0 [pid 1418] set_robust_list(0x555569336660, 24 [pid 1417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1418] <... set_robust_list resumed>) = 0 [pid 1417] <... prctl resumed>) = 0 [pid 1416] +++ exited with 0 +++ [pid 1419] <... openat resumed>) = 3 [pid 1418] chdir("./275" [pid 1417] setpgid(0, 0 [pid 1418] <... chdir resumed>) = 0 [pid 1417] <... setpgid resumed>) = 0 [pid 1419] write(3, "1000", 4 [pid 1418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1419] <... write resumed>) = 4 [pid 1418] <... prctl resumed>) = 0 [pid 1417] <... openat resumed>) = 3 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1419] close(3 [pid 1418] setpgid(0, 0 [pid 1417] write(3, "1000", 4 [pid 1419] <... close resumed>) = 0 [pid 1418] <... setpgid resumed>) = 0 [pid 1417] <... write resumed>) = 4 [pid 1418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1419] symlink("/dev/binderfs", "./binderfs" [pid 1418] <... openat resumed>) = 3 [pid 1417] close(3 [pid 1419] <... symlink resumed>) = 0 [pid 1418] write(3, "1000", 4 [pid 1417] <... close resumed>) = 0 [pid 1419] write(1, "executing program\n", 18executing program [pid 1418] <... write resumed>) = 4 [pid 1417] symlink("/dev/binderfs", "./binderfs" [pid 1419] <... write resumed>) = 18 [pid 1418] close(3 [pid 1417] <... symlink resumed>) = 0 [pid 1419] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1418] <... close resumed>) = 0 executing program [pid 1417] write(1, "executing program\n", 18 [pid 1419] <... openat resumed>) = 3 [pid 1418] symlink("/dev/binderfs", "./binderfs" [pid 1417] <... write resumed>) = 18 [pid 1419] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1418] <... symlink resumed>) = 0 [pid 1417] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1419] <... openat resumed>) = 4 [pid 1419] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1418] write(1, "executing program\n", 18executing program [pid 1417] <... openat resumed>) = 3 [pid 1419] <... openat resumed>) = 5 [pid 1418] <... write resumed>) = 18 [pid 1419] setns(201, 0 [pid 1418] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1417] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1419] <... setns resumed>) = 0 [pid 1418] <... openat resumed>) = 3 [pid 1417] <... openat resumed>) = 4 [pid 1419] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1418] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1417] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1419] setns(5, 0 [pid 1418] <... openat resumed>) = 4 [pid 1417] <... openat resumed>) = 5 [pid 1419] <... setns resumed>) = 0 [pid 1419] close(5) = 0 [pid 1417] setns(201, 0 [pid 1418] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1417] <... setns resumed>) = 0 [pid 1419] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1418] <... openat resumed>) = 5 [pid 1417] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... restart_syscall resumed>) = 0 [pid 1417] <... socket resumed>) = 6 [pid 1419] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1418] setns(201, 0 [pid 1417] setns(5, 0 [pid 1418] <... setns resumed>) = 0 [pid 1417] <... setns resumed>) = 0 [pid 1419] close(3 [pid 1418] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1417] close(5 [pid 306] umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1419] <... close resumed>) = 0 [pid 1418] <... socket resumed>) = 6 [pid 1417] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1419] close(4 [pid 1418] setns(5, 0 [pid 1417] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1419] <... close resumed>) = 0 [pid 1418] <... setns resumed>) = 0 [pid 1419] close(5 [pid 306] <... openat resumed>) = 3 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(5 [pid 1417] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] newfstatat(3, "", [pid 1419] close(6 [pid 1418] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1419] <... close resumed>) = 0 [pid 1418] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1417] close(3 [pid 1419] close(7 [pid 306] getdents64(3, [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = 0 [pid 1419] close(8 [pid 1418] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1417] close(4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(9 [pid 1418] close(3 [pid 1417] <... close resumed>) = 0 [pid 306] umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] <... close resumed>) = 0 [pid 1417] close(5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1419] close(10 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(4 [pid 1417] close(6 [pid 306] newfstatat(AT_FDCWD, "./276/binderfs", [pid 1419] close(11 [pid 1418] <... close resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(5 [pid 1417] <... close resumed>) = 0 [pid 306] unlink("./276/binderfs" [pid 1419] close(12 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(6 [pid 1417] close(7 [pid 1419] close(13 [pid 1418] <... close resumed>) = 0 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(7 [pid 1417] close(8 [pid 1419] close(14 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(8 [pid 1417] close(9 [pid 1419] close(15 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(16 [pid 1418] close(9 [pid 1417] close(10 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(17 [pid 1418] close(10 [pid 1417] close(11 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(18 [pid 1418] close(11 [pid 306] getdents64(3, [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(12 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1419] close(19 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(12 [pid 1417] close(13 [pid 1419] close(20 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(13 [pid 1417] close(14 [pid 306] rmdir("./276" [pid 1419] close(21 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(14 [pid 1417] close(15 [pid 306] mkdir("./277", 0777 [pid 1419] close(22 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(15 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(23 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(16 [pid 306] <... mkdir resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(16 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1419] close(24 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(17 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(17 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(25 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(18 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(18 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(26 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(19./strace-static-x86_64: Process 1420 attached [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(19 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 279 [pid 1420] set_robust_list(0x555569336660, 24) = 0 [pid 1419] close(27 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(20 [pid 1420] chdir("./277" [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(20 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] close(28 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(21 [pid 1420] <... chdir resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(21 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1419] close(29 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(22 [pid 1420] <... prctl resumed>) = 0 [pid 1419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(22 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] setpgid(0, 0 [pid 1419] exit_group(0 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] close(23 [pid 1420] <... setpgid resumed>) = 0 [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1419] <... exit_group resumed>) = ? [pid 1418] close(23 [pid 1417] close(24 [pid 1420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1419] +++ exited with 0 +++ [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(24 [pid 1417] close(25 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(25 [pid 1417] close(26 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1418] close(26 [pid 1417] close(27 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1420] <... openat resumed>) = 3 [pid 1418] close(27 [pid 1417] close(28 [pid 1420] write(3, "1000", 4 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] <... write resumed>) = 4 [pid 1418] close(28 [pid 1417] close(29 [pid 1420] close(3 [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1417] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] <... close resumed>) = 0 [pid 1420] symlink("/dev/binderfs", "./binderfs" [pid 1418] close(29 [pid 1417] exit_group(0 [pid 301] umount2("./272", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] <... symlink resumed>) = 0 executing program [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1420] write(1, "executing program\n", 18 [pid 301] openat(AT_FDCWD, "./272", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1420] <... write resumed>) = 18 [pid 1420] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1418] exit_group(0 [pid 1417] <... exit_group resumed>) = ? [pid 1420] <... openat resumed>) = 3 [pid 1418] <... exit_group resumed>) = ? [pid 301] <... openat resumed>) = 3 [pid 1420] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1417] +++ exited with 0 +++ [pid 301] newfstatat(3, "", [pid 1420] <... openat resumed>) = 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, [pid 1420] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1420] <... openat resumed>) = 5 [pid 301] umount2("./272/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./272/binderfs", [pid 1420] setns(201, 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1420] <... setns resumed>) = 0 [pid 1418] +++ exited with 0 +++ [pid 1420] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] unlink("./272/binderfs" [pid 1420] <... socket resumed>) = 6 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... unlink resumed>) = 0 [pid 1420] setns(5, 0) = 0 [pid 1420] close(5) = 0 [pid 1420] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./272") = 0 [pid 301] mkdir("./273", 0777 [pid 1420] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... mkdir resumed>) = 0 [pid 1420] close(3 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1420] <... close resumed>) = 0 [pid 1420] close(4) = 0 [pid 1420] close(5) = -1 EBADF (Bad file descriptor) [pid 1420] close(6) = 0 [pid 1420] close(7) = -1 EBADF (Bad file descriptor) [pid 1420] close(8./strace-static-x86_64: Process 1421 attached ) = -1 EBADF (Bad file descriptor) [pid 1420] close(9) = -1 EBADF (Bad file descriptor) [pid 1420] close(10) = -1 EBADF (Bad file descriptor) [pid 1420] close(11) = -1 EBADF (Bad file descriptor) [pid 1420] close(12) = -1 EBADF (Bad file descriptor) [pid 1420] close(13) = -1 EBADF (Bad file descriptor) [pid 1420] close(14) = -1 EBADF (Bad file descriptor) [pid 1420] close(15) = -1 EBADF (Bad file descriptor) [pid 1420] close(16) = -1 EBADF (Bad file descriptor) [pid 1421] set_robust_list(0x555569336660, 24 [pid 1420] close(17 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 275 [pid 1421] <... set_robust_list resumed>) = 0 [pid 1420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] close(18) = -1 EBADF (Bad file descriptor) [pid 1421] chdir("./273" [pid 1420] close(19 [pid 1421] <... chdir resumed>) = 0 [pid 1420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1420] close(20 [pid 1421] <... prctl resumed>) = 0 [pid 1420] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1420] close(21) = -1 EBADF (Bad file descriptor) [pid 1420] close(22) = -1 EBADF (Bad file descriptor) [pid 1420] close(23) = -1 EBADF (Bad file descriptor) [pid 1420] close(24) = -1 EBADF (Bad file descriptor) [pid 1420] close(25) = -1 EBADF (Bad file descriptor) [pid 1420] close(26) = -1 EBADF (Bad file descriptor) [pid 1420] close(27) = -1 EBADF (Bad file descriptor) [pid 1420] close(28) = -1 EBADF (Bad file descriptor) [pid 1420] close(29) = -1 EBADF (Bad file descriptor) [pid 1420] exit_group(0 [pid 1421] setpgid(0, 0) = 0 [pid 1420] <... exit_group resumed>) = ? [pid 1421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1421] write(3, "1000", 4) = 4 [pid 1420] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1421] close(3) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1421] symlink("/dev/binderfs", "./binderfs" [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1421] <... symlink resumed>) = 0 executing program [pid 302] umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1421] write(1, "executing program\n", 18) = 18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1421] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1421] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 1421] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1421] <... openat resumed>) = 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./275/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1421] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./287/binderfs", [pid 303] unlink("./275/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1421] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 1421] setns(201, 0) = 0 [pid 302] unlink("./287/binderfs" [pid 1421] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] getdents64(3, [pid 302] <... unlink resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1421] <... socket resumed>) = 6 [pid 303] close(3) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] rmdir("./275" [pid 302] close(3 [pid 1421] setns(5, 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1421] <... setns resumed>) = 0 [pid 1421] close(5 [pid 303] mkdir("./276", 0777 [pid 302] rmdir("./287" [pid 1421] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1421] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./288", 0777 [pid 1421] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... mkdir resumed>) = 0 [pid 1421] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1421] <... close resumed>) = 0 ./strace-static-x86_64: Process 1422 attached [pid 1422] set_robust_list(0x555569336660, 24 [pid 1421] close(4 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 278 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 290 [pid 306] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 1423 attached [pid 1421] <... close resumed>) = 0 [pid 1422] <... set_robust_list resumed>) = 0 [pid 1422] chdir("./288" [pid 1423] set_robust_list(0x555569336660, 24 [pid 1422] <... chdir resumed>) = 0 [pid 1421] close(5 [pid 306] umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1423] <... set_robust_list resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... prctl resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1421] close(6 [pid 1422] setpgid(0, 0 [pid 306] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1423] chdir("./276") = 0 [pid 1422] <... setpgid resumed>) = 0 [pid 1421] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1421] close(7 [pid 306] newfstatat(3, "", [pid 1423] <... prctl resumed>) = 0 [pid 1422] <... openat resumed>) = 3 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1423] setpgid(0, 0 [pid 1422] write(3, "1000", 4 [pid 1421] close(8 [pid 1423] <... setpgid resumed>) = 0 [pid 1422] <... write resumed>) = 4 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1422] close(3 [pid 1421] close(9 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1423] <... openat resumed>) = 3 [pid 1422] <... close resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1423] write(3, "1000", 4 [pid 1422] symlink("/dev/binderfs", "./binderfs" [pid 1421] close(10 [pid 1423] <... write resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1423] close(3 [pid 1422] <... symlink resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./277/binderfs", executing program executing program [pid 1423] <... close resumed>) = 0 [pid 1422] write(1, "executing program\n", 18 [pid 1421] close(11 [pid 1423] symlink("/dev/binderfs", "./binderfs" [pid 1422] <... write resumed>) = 18 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1423] <... symlink resumed>) = 0 [pid 1422] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1423] write(1, "executing program\n", 18 [pid 1421] close(12 [pid 306] unlink("./277/binderfs" [pid 1423] <... write resumed>) = 18 [pid 1422] <... openat resumed>) = 3 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1422] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1421] close(13 [pid 306] <... unlink resumed>) = 0 [pid 1423] <... openat resumed>) = 3 [pid 1422] <... openat resumed>) = 4 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1423] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1422] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1421] close(14 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1423] <... openat resumed>) = 4 [pid 1423] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1422] <... openat resumed>) = 5 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1423] <... openat resumed>) = 5 [pid 1422] setns(201, 0 [pid 1421] close(15 [pid 1423] setns(201, 0 [pid 1422] <... setns resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1423] <... setns resumed>) = 0 [pid 1422] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./277" [pid 1423] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1422] <... socket resumed>) = 6 [pid 1421] close(16 [pid 306] <... rmdir resumed>) = 0 [pid 1423] <... socket resumed>) = 6 [pid 1422] setns(5, 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./278", 0777 [pid 1423] setns(5, 0 [pid 1422] <... setns resumed>) = 0 [pid 1421] close(17 [pid 1423] <... setns resumed>) = 0 [pid 1422] close(5 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1423] close(5 [pid 1422] <... close resumed>) = 0 [pid 1421] close(18 [pid 1423] <... close resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1422] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1421] close(19 [pid 1423] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1422] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1424 attached [pid 1423] close(3 [pid 1422] close(3 [pid 1421] close(20 [pid 1424] set_robust_list(0x555569336660, 24) = 0 [pid 1423] <... close resumed>) = 0 [pid 1422] <... close resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] chdir("./278" [pid 1421] close(21 [pid 1423] close(4 [pid 1422] close(4 [pid 1424] <... chdir resumed>) = 0 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1423] <... close resumed>) = 0 [pid 1422] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 280 [pid 1421] close(22 [pid 1424] <... prctl resumed>) = 0 [pid 1423] close(5 [pid 1422] close(5 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] setpgid(0, 0 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] close(23 [pid 1424] <... setpgid resumed>) = 0 [pid 1423] close(6 [pid 1422] close(6 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1423] <... close resumed>) = 0 [pid 1422] <... close resumed>) = 0 [pid 1421] close(24 [pid 1424] <... openat resumed>) = 3 [pid 1423] close(7 [pid 1422] close(7 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] write(3, "1000", 4 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] close(25 [pid 1424] <... write resumed>) = 4 [pid 1423] close(8 [pid 1422] close(8 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] close(3 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] close(26 [pid 1424] <... close resumed>) = 0 [pid 1423] close(9 [pid 1422] close(9 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] symlink("/dev/binderfs", "./binderfs" [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] close(27executing program [pid 1424] <... symlink resumed>) = 0 [pid 1423] close(10 [pid 1422] close(10 [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] write(1, "executing program\n", 18 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] <... write resumed>) = 18 [pid 1421] close(28 [pid 1423] close(11 [pid 1422] close(11 [pid 1424] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] <... openat resumed>) = 3 [pid 1423] close(12 [pid 1422] close(12 [pid 1421] close(29 [pid 1424] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] <... openat resumed>) = 4 [pid 1423] close(13 [pid 1422] close(13 [pid 1421] exit_group(0 [pid 1424] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1421] <... exit_group resumed>) = ? [pid 1424] <... openat resumed>) = 5 [pid 1423] close(14 [pid 1422] close(14 [pid 1424] setns(201, 0 [pid 1421] +++ exited with 0 +++ [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(15 [pid 1422] close(15 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(16 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1422] close(16 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(17 [pid 1422] close(17 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(18 [pid 1422] close(18 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(19 [pid 1422] close(19 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(20 [pid 1422] close(20 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(21 [pid 1422] close(21 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(22 [pid 1422] close(22 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(23 [pid 1422] close(23 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(24 [pid 1422] close(24 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(25 [pid 1422] close(25 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(26 [pid 1422] close(26 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(27 [pid 1422] close(27 [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] close(28) = -1 EBADF (Bad file descriptor) [pid 1422] close(28 [pid 1423] close(29 [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1423] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1422] close(29 [pid 1424] <... setns resumed>) = 0 [pid 1423] exit_group(0 [pid 1422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1424] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1423] <... exit_group resumed>) = ? [pid 1424] <... socket resumed>) = 6 [pid 1422] exit_group(0 [pid 1424] setns(5, 0) = 0 [pid 1424] close(5 [pid 1423] +++ exited with 0 +++ [pid 1422] <... exit_group resumed>) = ? [pid 1424] <... close resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1424] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1424] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1422] +++ exited with 0 +++ [pid 303] <... restart_syscall resumed>) = 0 [pid 1424] close(3 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... restart_syscall resumed>) = 0 [pid 1424] <... close resumed>) = 0 [pid 1424] close(4) = 0 [pid 1424] close(5) = -1 EBADF (Bad file descriptor) [pid 1424] close(6 [pid 302] umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1424] <... close resumed>) = 0 [pid 301] umount2("./273", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1424] close(7 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./273", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1424] close(8 [pid 303] umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./273/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./273/binderfs", [pid 1424] close(9 [pid 302] newfstatat(3, "", [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1424] close(10 [pid 303] <... openat resumed>) = 3 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 302] getdents64(3, [pid 1424] close(11 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1424] close(12 [pid 302] umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./273/binderfs" [pid 1424] close(13 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./288/binderfs", [pid 301] <... unlink resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./276/binderfs", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 1424] close(14 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./273" [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./288/binderfs" [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./274", 0777 [pid 1424] close(15 [pid 302] <... unlink resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] getdents64(3, [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1424] close(16 [pid 303] unlink("./276/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 1425 attached [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1425] set_robust_list(0x555569336660, 24 [pid 1424] close(17 [pid 302] close(3 [pid 1425] <... set_robust_list resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 276 [pid 1425] chdir("./274" [pid 1424] close(18 [pid 302] <... close resumed>) = 0 [pid 1425] <... chdir resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1424] close(19 [pid 303] close(3 [pid 302] rmdir("./288" [pid 1425] <... prctl resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1425] setpgid(0, 0 [pid 1424] close(20 [pid 303] rmdir("./276" [pid 302] mkdir("./289", 0777 [pid 1425] <... setpgid resumed>) = 0 [pid 1425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1424] close(21 [pid 1425] <... openat resumed>) = 3 executing program [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./277", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 1424] close(22 [pid 1425] write(3, "1000", 4) = 4 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1425] close(3 [pid 1424] close(23 [pid 1425] <... close resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] symlink("/dev/binderfs", "./binderfs" [pid 1424] close(24 [pid 1425] <... symlink resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] write(1, "executing program\n", 18) = 18 [pid 1425] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1425] <... openat resumed>) = 3 [pid 1424] close(25./strace-static-x86_64: Process 1426 attached [pid 1425] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1426] set_robust_list(0x555569336660, 24 [pid 1425] <... openat resumed>) = 4 [pid 1426] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 1427 attached [pid 1426] chdir("./289" [pid 1425] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1427] set_robust_list(0x555569336660, 24 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... set_robust_list resumed>) = 0 [pid 1424] close(26 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 291 [pid 1427] chdir("./277" [pid 1426] <... chdir resumed>) = 0 [pid 1425] <... openat resumed>) = 5 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1424] close(27 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 279 [pid 1427] <... chdir resumed>) = 0 [pid 1426] <... prctl resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1426] setpgid(0, 0 [pid 1425] setns(201, 0 [pid 1424] close(28 [pid 1427] <... prctl resumed>) = 0 [pid 1426] <... setpgid resumed>) = 0 [pid 1425] <... setns resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] setpgid(0, 0 [pid 1426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1425] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1424] close(29 [pid 1427] <... setpgid resumed>) = 0 [pid 1424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1426] <... openat resumed>) = 3 [pid 1425] <... socket resumed>) = 6 [pid 1424] exit_group(0 [pid 1426] write(3, "1000", 4 [pid 1424] <... exit_group resumed>) = ? [pid 1426] <... write resumed>) = 4 [pid 1425] setns(5, 0 [pid 1426] close(3 [pid 1425] <... setns resumed>) = 0 [pid 1426] <... close resumed>) = 0 [pid 1425] close(5 [pid 1426] symlink("/dev/binderfs", "./binderfs" [pid 1425] <... close resumed>) = 0 [pid 1426] <... symlink resumed>) = 0 [pid 1425] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1426] write(1, "executing program\n", 18 [pid 1424] +++ exited with 0 +++ executing program [pid 1427] <... openat resumed>) = 3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1427] write(3, "1000", 4 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1427] <... write resumed>) = 4 [pid 1426] <... write resumed>) = 18 [pid 1425] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1427] close(3 [pid 1426] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1427] <... close resumed>) = 0 [pid 1426] <... openat resumed>) = 3 [pid 1427] symlink("/dev/binderfs", "./binderfs" [pid 1426] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1425] close(3 [pid 1427] <... symlink resumed>) = 0 [pid 1426] <... openat resumed>) = 4 [pid 1425] <... close resumed>) = 0 [pid 1425] close(4 [pid 1426] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLYexecuting program [pid 1427] write(1, "executing program\n", 18) = 18 [pid 1426] <... openat resumed>) = 5 [pid 1425] <... close resumed>) = 0 [pid 1425] close(5 [pid 1427] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1426] setns(201, 0 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... setns resumed>) = 0 [pid 1427] <... openat resumed>) = 3 [pid 1425] close(6 [pid 1427] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1426] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1425] <... close resumed>) = 0 [pid 1427] <... openat resumed>) = 4 [pid 1426] <... socket resumed>) = 6 [pid 1426] setns(5, 0 [pid 1425] close(7 [pid 1426] <... setns resumed>) = 0 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(5 [pid 1425] close(8 [pid 1426] <... close resumed>) = 0 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(9 [pid 1426] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1425] close(10) = -1 EBADF (Bad file descriptor) [pid 1425] close(11 [pid 1426] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(12) = -1 EBADF (Bad file descriptor) [pid 1425] close(13 [pid 1426] close(3 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] setns(201, 0 [pid 1426] <... close resumed>) = 0 [pid 1425] close(14 [pid 1427] <... setns resumed>) = 0 [pid 1427] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1426] close(4 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... socket resumed>) = 6 [pid 1426] <... close resumed>) = 0 [pid 1425] close(15 [pid 1427] setns(5, 0) = 0 [pid 1427] close(5 [pid 1426] close(5 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... close resumed>) = 0 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(16 [pid 1427] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1426] close(6 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = 0 [pid 1425] close(17 [pid 1426] close(7 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(18 [pid 1426] close(8 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(19 [pid 1426] close(9 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(20 [pid 1427] close(3 [pid 1426] close(10 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... close resumed>) = 0 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(21 [pid 1427] close(4 [pid 1426] close(11 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(22 [pid 1427] <... close resumed>) = 0 [pid 1427] close(5 [pid 1426] close(12 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(23 [pid 1427] close(6 [pid 1426] close(13 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] <... close resumed>) = 0 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(24 [pid 306] <... restart_syscall resumed>) = 0 [pid 1426] close(14 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(7 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(25 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(15 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1427] close(8) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(26 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1427] close(9 [pid 1426] close(16 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(27 [pid 306] <... openat resumed>) = 3 [pid 1427] close(10 [pid 1426] close(17 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(28 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1426] close(18 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(11 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] close(29 [pid 306] getdents64(3, [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(19 [pid 1425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(12 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] exit_group(0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(20 [pid 1425] <... exit_group resumed>) = ? [pid 306] umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1427] close(13 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1425] +++ exited with 0 +++ [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(14 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1427] close(15) = -1 EBADF (Bad file descriptor) [pid 1426] close(21 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1427] close(16 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./278/binderfs", [pid 1426] close(22 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./278/binderfs" [pid 1427] close(17 [pid 1426] close(23 [pid 306] <... unlink resumed>) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1427] close(18 [pid 1426] close(24 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(19 [pid 1426] close(25 [pid 306] close(3 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1427] close(20 [pid 1426] close(26 [pid 306] rmdir("./278" [pid 301] <... restart_syscall resumed>) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1427] close(21 [pid 1426] close(27 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(28 [pid 306] mkdir("./279", 0777 [pid 1427] close(22 [pid 1426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] close(29) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1427] close(23 [pid 1426] exit_group(0 [pid 301] umount2("./274", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1427] close(24 [pid 1426] <... exit_group resumed>) = ? [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1428 attached [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1426] +++ exited with 0 +++ [pid 301] openat(AT_FDCWD, "./274", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1428] set_robust_list(0x555569336660, 24 [pid 1427] close(25 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 281 [pid 301] <... openat resumed>) = 3 [pid 1428] <... set_robust_list resumed>) = 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1428] chdir("./279" [pid 1427] close(26 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(3, "", [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] <... chdir resumed>) = 0 [pid 1427] close(27 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1428] <... prctl resumed>) = 0 [pid 1427] close(28 [pid 1428] setpgid(0, 0 [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1428] <... setpgid resumed>) = 0 [pid 1427] close(29 [pid 301] umount2("./274/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1427] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1428] <... openat resumed>) = 3 [pid 1427] exit_group(0 [pid 301] newfstatat(AT_FDCWD, "./274/binderfs", [pid 1428] write(3, "1000", 4 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1428] <... write resumed>) = 4 [pid 1427] <... exit_group resumed>) = ? [pid 302] umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./274/binderfs" [pid 1428] close(3 [pid 1427] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 1428] <... close resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1428] symlink("/dev/binderfs", "./binderfs" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3, [pid 1428] <... symlink resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] newfstatat(3, "", executing program [pid 1428] write(1, "executing program\n", 18 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... close resumed>) = 0 [pid 1428] <... write resumed>) = 18 [pid 302] getdents64(3, [pid 1428] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] rmdir("./274") = 0 [pid 1428] <... openat resumed>) = 3 [pid 302] umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] mkdir("./275", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1428] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] newfstatat(AT_FDCWD, "./289/binderfs", [pid 301] <... mkdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1428] <... openat resumed>) = 4 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] unlink("./289/binderfs" [pid 1428] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 1429 attached [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1428] <... openat resumed>) = 5 [pid 1429] set_robust_list(0x555569336660, 24 [pid 1428] setns(201, 0) = 0 [pid 302] close(3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 277 [pid 1429] <... set_robust_list resumed>) = 0 [pid 1428] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] <... close resumed>) = 0 [pid 1429] chdir("./275" [pid 1428] <... socket resumed>) = 6 [pid 302] rmdir("./289" [pid 1429] <... chdir resumed>) = 0 [pid 1428] setns(5, 0 [pid 302] <... rmdir resumed>) = 0 [pid 1429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1428] <... setns resumed>) = 0 [pid 302] mkdir("./290", 0777 [pid 1429] <... prctl resumed>) = 0 [pid 1428] close(5 [pid 1429] setpgid(0, 0 [pid 1428] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1429] <... setpgid resumed>) = 0 [pid 1429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1428] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1429] <... openat resumed>) = 3 [pid 1429] write(3, "1000", 4) = 4 [pid 1429] close(3./strace-static-x86_64: Process 1430 attached [pid 1430] set_robust_list(0x555569336660, 24 [pid 1429] <... close resumed>) = 0 [pid 1428] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1430] <... set_robust_list resumed>) = 0 [pid 1428] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 292 [pid 1430] chdir("./290" [pid 1429] symlink("/dev/binderfs", "./binderfs" [pid 1428] <... close resumed>) = 0 [pid 1430] <... chdir resumed>) = 0 [pid 1429] <... symlink resumed>) = 0 executing program [pid 1429] write(1, "executing program\n", 18 [pid 1430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1428] close(4 [pid 1430] <... prctl resumed>) = 0 [pid 1428] <... close resumed>) = 0 [pid 1430] setpgid(0, 0 [pid 1429] <... write resumed>) = 18 [pid 1428] close(5 [pid 1429] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1429] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1430] <... setpgid resumed>) = 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1428] close(6 [pid 1429] <... openat resumed>) = 4 [pid 1428] <... close resumed>) = 0 [pid 1429] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1428] close(7 [pid 303] <... restart_syscall resumed>) = 0 [pid 1430] <... openat resumed>) = 3 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] <... openat resumed>) = 5 [pid 1428] close(8 [pid 1430] write(3, "1000", 4 [pid 1429] setns(201, 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] <... setns resumed>) = 0 [pid 1428] close(9 [pid 1430] <... write resumed>) = 4 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(3 [pid 1428] close(10 [pid 1429] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] <... close resumed>) = 0 [pid 1429] <... socket resumed>) = 6 [pid 1428] close(11 [pid 303] umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1430] symlink("/dev/binderfs", "./binderfs" [pid 1429] setns(5, 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] <... setns resumed>) = 0 [pid 1429] close(5) = 0 [pid 1429] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1430] <... symlink resumed>) = 0 [pid 1428] close(12 [pid 1430] write(1, "executing program\n", 18executing program [pid 303] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] close(13 [pid 303] <... openat resumed>) = 3 [pid 1430] <... write resumed>) = 18 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1428] close(14 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1430] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1428] close(15 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] <... openat resumed>) = 3 [pid 1429] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1428] close(16 [pid 303] umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1429] close(3 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] <... close resumed>) = 0 [pid 1429] close(4) = 0 [pid 1430] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1429] close(5 [pid 1428] close(17 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./277/binderfs", [pid 1430] <... openat resumed>) = 4 [pid 1429] close(6 [pid 1428] close(18 [pid 1430] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1429] <... close resumed>) = 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1428] close(19 [pid 303] unlink("./277/binderfs" [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] close(7) = -1 EBADF (Bad file descriptor) [pid 1428] close(20 [pid 303] <... unlink resumed>) = 0 [pid 1430] <... openat resumed>) = 5 [pid 1429] close(8 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1429] close(9) = -1 EBADF (Bad file descriptor) [pid 1429] close(10) = -1 EBADF (Bad file descriptor) [pid 1429] close(11) = -1 EBADF (Bad file descriptor) [pid 1429] close(12) = -1 EBADF (Bad file descriptor) [pid 1429] close(13 [pid 1428] close(21 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1430] setns(201, 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 1430] <... setns resumed>) = 0 [pid 1428] close(22 [pid 303] <... close resumed>) = 0 [pid 1430] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./277" [pid 1430] <... socket resumed>) = 6 [pid 1428] close(23 [pid 303] <... rmdir resumed>) = 0 [pid 1430] setns(5, 0 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./278", 0777 [pid 1430] <... setns resumed>) = 0 [pid 1428] close(24 [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] close(14 [pid 1428] close(25 [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(5 [pid 1429] close(15 [pid 1428] close(26 [pid 1430] <... close resumed>) = 0 [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1430] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1429] close(16 [pid 1428] close(27 [pid 1429] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1429] close(17) = -1 EBADF (Bad file descriptor) [pid 1429] close(18) = -1 EBADF (Bad file descriptor) [pid 1429] close(19) = -1 EBADF (Bad file descriptor) [pid 1429] close(20) = -1 EBADF (Bad file descriptor) [pid 1429] close(21) = -1 EBADF (Bad file descriptor) [pid 1429] close(22) = -1 EBADF (Bad file descriptor) [pid 1429] close(23) = -1 EBADF (Bad file descriptor) [pid 1429] close(24) = -1 EBADF (Bad file descriptor) [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1429] close(25) = -1 EBADF (Bad file descriptor) [pid 1429] close(26) = -1 EBADF (Bad file descriptor) [pid 1429] close(27) = -1 EBADF (Bad file descriptor) [pid 1429] close(28) = -1 EBADF (Bad file descriptor) [pid 1429] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1431 attached [pid 1429] exit_group(0 [pid 1428] close(28 [pid 1431] set_robust_list(0x555569336660, 24 [pid 1429] <... exit_group resumed>) = ? [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... set_robust_list resumed>) = 0 [pid 1430] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1429] +++ exited with 0 +++ [pid 1428] close(29 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 280 [pid 1431] chdir("./278" [pid 1430] close(3 [pid 1428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... chdir resumed>) = 0 [pid 1428] exit_group(0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1430] <... close resumed>) = 0 [pid 1428] <... exit_group resumed>) = ? [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1431] setpgid(0, 0) = 0 [pid 1431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1431] write(3, "1000", 4) = 4 [pid 1431] close(3 [pid 1428] +++ exited with 0 +++ [pid 1431] <... close resumed>) = 0 [pid 1430] close(4 [pid 1431] symlink("/dev/binderfs", "./binderfs" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1431] <... symlink resumed>) = 0 [pid 1430] <... close resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1430] close(5) = -1 EBADF (Bad file descriptor) executing program [pid 1431] write(1, "executing program\n", 18 [pid 1430] close(6 [pid 1431] <... write resumed>) = 18 [pid 1430] <... close resumed>) = 0 [pid 1431] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1430] close(7 [pid 1431] <... openat resumed>) = 3 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(8 [pid 1431] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... openat resumed>) = 4 [pid 1430] close(9) = -1 EBADF (Bad file descriptor) [pid 1430] close(10 [pid 1431] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... openat resumed>) = 5 [pid 1430] close(11 [pid 1431] setns(201, 0 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(12) = -1 EBADF (Bad file descriptor) [pid 1431] <... setns resumed>) = 0 [pid 1431] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1430] close(13) = -1 EBADF (Bad file descriptor) [pid 1431] setns(5, 0 [pid 1430] close(14 [pid 1431] <... setns resumed>) = 0 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(5) = 0 [pid 1430] close(15) = -1 EBADF (Bad file descriptor) [pid 1430] close(16 [pid 1431] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(17) = -1 EBADF (Bad file descriptor) [pid 1430] close(18) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1430] close(19) = -1 EBADF (Bad file descriptor) [pid 1431] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1430] close(20 [pid 1431] close(3 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... close resumed>) = 0 [pid 1430] close(21 [pid 301] umount2("./275", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1431] close(4 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1431] <... close resumed>) = 0 [pid 1430] close(22 [pid 301] openat(AT_FDCWD, "./275", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(5 [pid 1430] close(23 [pid 301] <... openat resumed>) = 3 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1431] close(6 [pid 1430] close(24 [pid 1431] <... close resumed>) = 0 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1431] close(7 [pid 1430] close(25 [pid 301] getdents64(3, [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1430] close(26 [pid 301] umount2("./275/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1430] close(27 [pid 1431] close(8 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./275/binderfs", [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(28 [pid 1431] close(9 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] close(29 [pid 301] unlink("./275/binderfs" [pid 1431] close(10) = -1 EBADF (Bad file descriptor) [pid 1431] close(11) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(12 [pid 301] getdents64(3, [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(13 [pid 1430] exit_group(0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(14 [pid 301] close(3 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1431] close(15) = -1 EBADF (Bad file descriptor) [pid 1431] close(16) = -1 EBADF (Bad file descriptor) [pid 1431] close(17) = -1 EBADF (Bad file descriptor) [pid 1431] close(18) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1431] close(19 [pid 1430] <... exit_group resumed>) = ? [pid 301] <... close resumed>) = 0 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./275" [pid 1431] close(20) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1431] close(21 [pid 306] umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] mkdir("./276", 0777 [pid 1431] close(22) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1431] close(23 [pid 306] <... openat resumed>) = 3 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1430] +++ exited with 0 +++ [pid 1431] close(24 [pid 306] newfstatat(3, "", [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1431] close(25 [pid 306] getdents64(3, [pid 301] <... mkdir resumed>) = 0 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1431] close(26 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1431] close(27) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1431] close(28) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./279/binderfs", [pid 1431] close(29 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1431] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./279/binderfs" [pid 1431] exit_group(0./strace-static-x86_64: Process 1432 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 278 [pid 1432] set_robust_list(0x555569336660, 24 [pid 1431] <... exit_group resumed>) = ? [pid 306] <... unlink resumed>) = 0 [pid 1432] <... set_robust_list resumed>) = 0 [pid 1431] +++ exited with 0 +++ [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1432] chdir("./276" [pid 306] close(3 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./279" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1432] <... chdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] mkdir("./280", 0777 [pid 1432] setpgid(0, 0) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1432] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 1433 attached [pid 1432] close(3 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 282 [pid 1432] <... close resumed>) = 0 [pid 1433] set_robust_list(0x555569336660, 24 [pid 1432] symlink("/dev/binderfs", "./binderfs" [pid 1433] <... set_robust_list resumed>) = 0 [pid 1433] chdir("./280" [pid 1432] <... symlink resumed>) = 0 [pid 1432] write(1, "executing program\n", 18 [pid 1433] <... chdir resumed>) = 0 [pid 1433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1433] setpgid(0, 0) = 0 executing program [pid 1432] <... write resumed>) = 18 [pid 1433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1432] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1432] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1433] <... openat resumed>) = 3 [pid 1433] write(3, "1000", 4) = 4 [pid 1432] <... openat resumed>) = 4 [pid 1433] close(3) = 0 [pid 1433] symlink("/dev/binderfs", "./binderfs" [pid 1432] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1433] <... symlink resumed>) = 0 executing program [pid 1432] <... openat resumed>) = 5 [pid 1433] write(1, "executing program\n", 18) = 18 [pid 1433] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1432] setns(201, 0 [pid 1433] <... openat resumed>) = 3 [pid 1432] <... setns resumed>) = 0 [pid 1432] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1433] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1432] <... socket resumed>) = 6 [pid 1432] setns(5, 0) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1433] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 303] <... restart_syscall resumed>) = 0 [pid 1433] setns(201, 0) = 0 [pid 1433] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1433] setns(5, 0) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1433] close(5) = 0 [pid 1432] close(5 [pid 303] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 1433] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1432] <... close resumed>) = 0 [pid 302] newfstatat(3, "", [pid 303] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1432] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] newfstatat(3, "", [pid 302] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1433] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1433] close(3) = 0 [pid 1433] close(4 [pid 302] umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1432] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] getdents64(3, [pid 1432] close(3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1432] <... close resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./290/binderfs", [pid 303] umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1432] close(4 [pid 1433] <... close resumed>) = 0 [pid 1433] close(5) = -1 EBADF (Bad file descriptor) [pid 1433] close(6) = 0 [pid 1433] close(7) = -1 EBADF (Bad file descriptor) [pid 1433] close(8) = -1 EBADF (Bad file descriptor) [pid 1433] close(9) = -1 EBADF (Bad file descriptor) [pid 1433] close(10) = -1 EBADF (Bad file descriptor) [pid 1433] close(11) = -1 EBADF (Bad file descriptor) [pid 1433] close(12) = -1 EBADF (Bad file descriptor) [pid 1433] close(13) = -1 EBADF (Bad file descriptor) [pid 1433] close(14) = -1 EBADF (Bad file descriptor) [pid 1433] close(15) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1433] close(16 [pid 1432] <... close resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1433] close(17) = -1 EBADF (Bad file descriptor) [pid 1432] close(5 [pid 303] newfstatat(AT_FDCWD, "./278/binderfs", [pid 302] unlink("./290/binderfs" [pid 1433] close(18 [pid 1432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1432] close(6 [pid 302] <... unlink resumed>) = 0 [pid 1433] close(19 [pid 303] unlink("./278/binderfs" [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1432] <... close resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 1433] close(20 [pid 1432] close(7 [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1432] close(8) = -1 EBADF (Bad file descriptor) [pid 1432] close(9) = -1 EBADF (Bad file descriptor) [pid 1432] close(10) = -1 EBADF (Bad file descriptor) [pid 1432] close(11) = -1 EBADF (Bad file descriptor) [pid 1432] close(12) = -1 EBADF (Bad file descriptor) [pid 1432] close(13) = -1 EBADF (Bad file descriptor) [pid 1432] close(14) = -1 EBADF (Bad file descriptor) [pid 1432] close(15) = -1 EBADF (Bad file descriptor) [pid 1432] close(16) = -1 EBADF (Bad file descriptor) [pid 1432] close(17) = -1 EBADF (Bad file descriptor) [pid 1432] close(18) = -1 EBADF (Bad file descriptor) [pid 1432] close(19) = -1 EBADF (Bad file descriptor) [pid 1432] close(20) = -1 EBADF (Bad file descriptor) [pid 1432] close(21) = -1 EBADF (Bad file descriptor) [pid 1432] close(22) = -1 EBADF (Bad file descriptor) [pid 1432] close(23) = -1 EBADF (Bad file descriptor) [pid 1432] close(24) = -1 EBADF (Bad file descriptor) [pid 1432] close(25) = -1 EBADF (Bad file descriptor) [pid 1432] close(26) = -1 EBADF (Bad file descriptor) [pid 1432] close(27) = -1 EBADF (Bad file descriptor) [pid 1432] close(28) = -1 EBADF (Bad file descriptor) [pid 1432] close(29) = -1 EBADF (Bad file descriptor) [pid 1433] close(21 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1432] exit_group(0 [pid 303] close(3 [pid 302] <... close resumed>) = 0 [pid 1433] close(22 [pid 303] <... close resumed>) = 0 [pid 302] rmdir("./290" [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1432] <... exit_group resumed>) = ? [pid 303] rmdir("./278" [pid 302] <... rmdir resumed>) = 0 [pid 1433] close(23 [pid 303] <... rmdir resumed>) = 0 [pid 302] mkdir("./291", 0777 [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./279", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 1433] close(24 [pid 1432] +++ exited with 0 +++ [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1433] close(25 [pid 303] <... mkdir resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1433] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1433] close(26./strace-static-x86_64: Process 1434 attached ) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1433] close(27) = -1 EBADF (Bad file descriptor) [pid 1433] close(28) = -1 EBADF (Bad file descriptor) [pid 1433] close(29) = -1 EBADF (Bad file descriptor) [pid 1433] exit_group(0) = ? ./strace-static-x86_64: Process 1435 attached [pid 1434] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 293 [pid 1433] +++ exited with 0 +++ [pid 1435] set_robust_list(0x555569336660, 24) = 0 [pid 1435] chdir("./279") = 0 [pid 1435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1435] setpgid(0, 0) = 0 [pid 1434] <... set_robust_list resumed>) = 0 [pid 1435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1434] chdir("./291" [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 281 [pid 1434] <... chdir resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1434] <... prctl resumed>) = 0 [pid 1435] write(3, "1000", 4) = 4 [pid 1435] close(3) = 0 [pid 1435] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1435] write(1, "executing program\n", 18) = 18 [pid 1435] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1435] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1434] setpgid(0, 0) = 0 [pid 1435] <... openat resumed>) = 4 [pid 1434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1435] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1434] write(3, "1000", 4) = 4 [pid 1434] close(3) = 0 [pid 1435] <... openat resumed>) = 5 [pid 1434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 1435] setns(201, 0executing program ) = 0 [pid 1434] write(1, "executing program\n", 18) = 18 [pid 1434] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1435] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1434] <... openat resumed>) = 3 [pid 1434] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1435] <... socket resumed>) = 6 [pid 1434] <... openat resumed>) = 4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1435] setns(5, 0 [pid 1434] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... openat resumed>) = 3 [pid 1435] <... setns resumed>) = 0 [pid 1434] <... openat resumed>) = 5 [pid 306] newfstatat(3, "", [pid 1435] close(5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1434] setns(201, 0) = 0 [pid 1434] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1435] <... close resumed>) = 0 [pid 1434] <... socket resumed>) = 6 [pid 306] getdents64(3, [pid 1434] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1434] <... setns resumed>) = 0 [pid 1434] close(5) = 0 [pid 1434] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1435] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... restart_syscall resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./280/binderfs", [pid 301] umount2("./276", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./280/binderfs" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./276", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1434] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] <... openat resumed>) = 3 [pid 306] <... unlink resumed>) = 0 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./276/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 301] newfstatat(AT_FDCWD, "./276/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./276/binderfs" [pid 1435] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1434] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1434] <... close resumed>) = 0 [pid 306] close(3 [pid 301] <... unlink resumed>) = 0 [pid 1434] close(4 [pid 306] <... close resumed>) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 1435] close(3 [pid 1434] <... close resumed>) = 0 [pid 306] rmdir("./280" [pid 301] rmdir("./276" [pid 306] <... rmdir resumed>) = 0 [pid 1435] <... close resumed>) = 0 [pid 306] mkdir("./281", 0777 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./277", 0777 [pid 1434] close(5 [pid 306] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1435] close(4 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = 0 ./strace-static-x86_64: Process 1436 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 279 [pid 1436] set_robust_list(0x555569336660, 24) = 0 ./strace-static-x86_64: Process 1437 attached [pid 1436] chdir("./277" [pid 1435] close(5 [pid 1434] close(6 [pid 1437] set_robust_list(0x555569336660, 24 [pid 1436] <... chdir resumed>) = 0 [pid 1434] <... close resumed>) = 0 [pid 1437] <... set_robust_list resumed>) = 0 [pid 1437] chdir("./281" [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1434] close(7 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 283 [pid 1435] close(6 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... chdir resumed>) = 0 [pid 1436] <... prctl resumed>) = 0 [pid 1435] <... close resumed>) = 0 [pid 1434] close(8 [pid 1437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1436] setpgid(0, 0 [pid 1435] close(7 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... prctl resumed>) = 0 [pid 1436] <... setpgid resumed>) = 0 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(9 [pid 1437] setpgid(0, 0 [pid 1436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1435] close(8 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... setpgid resumed>) = 0 [pid 1434] close(10 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1435] close(9 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(11 [pid 1435] close(10 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... openat resumed>) = 3 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(12 [pid 1437] write(3, "1000", 4 [pid 1435] close(11 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... write resumed>) = 4 [pid 1436] <... openat resumed>) = 3 [pid 1437] close(3 [pid 1434] close(13 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... close resumed>) = 0 [pid 1436] write(3, "1000", 4 [pid 1435] close(12 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] symlink("/dev/binderfs", "./binderfs" [pid 1436] <... write resumed>) = 4 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... symlink resumed>) = 0 [pid 1436] close(3 [pid 1435] close(13 [pid 1434] close(14 executing program [pid 1436] <... close resumed>) = 0 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] write(1, "executing program\n", 18) = 18 [pid 1437] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1436] symlink("/dev/binderfs", "./binderfs" [pid 1435] close(14 [pid 1434] close(15 [pid 1437] <... openat resumed>) = 3 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] close(15 [pid 1434] close(16 [pid 1437] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1436] <... symlink resumed>) = 0 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... openat resumed>) = 4 [pid 1437] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY executing program [pid 1436] write(1, "executing program\n", 18 [pid 1435] close(16 [pid 1434] close(17 [pid 1436] <... write resumed>) = 18 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... openat resumed>) = 5 [pid 1435] close(17 [pid 1434] close(18 [pid 1437] setns(201, 0 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... setns resumed>) = 0 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] close(18 [pid 1434] close(19 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1436] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1435] close(19 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(20 [pid 1435] close(20 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(21 [pid 1437] setns(5, 0 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... setns resumed>) = 0 [pid 1436] <... openat resumed>) = 3 [pid 1435] close(21 [pid 1434] close(22 [pid 1437] close(5) = 0 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1436] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(23 [pid 1437] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1435] close(22 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(24 [pid 1435] close(23 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(25 [pid 1436] <... openat resumed>) = 4 [pid 1435] close(24 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(26 [pid 1436] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1435] close(25 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] close(3) = 0 [pid 1437] close(4) = 0 [pid 1437] close(5) = -1 EBADF (Bad file descriptor) [pid 1437] close(6) = 0 [pid 1437] close(7) = -1 EBADF (Bad file descriptor) [pid 1437] close(8) = -1 EBADF (Bad file descriptor) [pid 1437] close(9) = -1 EBADF (Bad file descriptor) [pid 1437] close(10) = -1 EBADF (Bad file descriptor) [pid 1437] close(11) = -1 EBADF (Bad file descriptor) [pid 1437] close(12) = -1 EBADF (Bad file descriptor) [pid 1437] close(13) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(27 [pid 1437] close(14) = -1 EBADF (Bad file descriptor) [pid 1437] close(15) = -1 EBADF (Bad file descriptor) [pid 1437] close(16) = -1 EBADF (Bad file descriptor) [pid 1436] <... openat resumed>) = 5 [pid 1435] close(26 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1436] setns(201, 0 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(28 [pid 1436] <... setns resumed>) = 0 [pid 1435] close(27 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] close(29 [pid 1437] close(17) = -1 EBADF (Bad file descriptor) [pid 1437] close(18) = -1 EBADF (Bad file descriptor) [pid 1436] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1435] close(28 [pid 1434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] close(19 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] close(20 [pid 1435] close(29 [pid 1434] exit_group(0 [pid 1437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] close(21 [pid 1435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1434] <... exit_group resumed>) = ? [pid 1437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1436] <... socket resumed>) = 6 [pid 1437] close(22 [pid 1435] exit_group(0 [pid 1437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1437] close(23) = -1 EBADF (Bad file descriptor) [pid 1437] close(24) = -1 EBADF (Bad file descriptor) [pid 1437] close(25) = -1 EBADF (Bad file descriptor) [pid 1437] close(26) = -1 EBADF (Bad file descriptor) [pid 1437] close(27) = -1 EBADF (Bad file descriptor) [pid 1437] close(28) = -1 EBADF (Bad file descriptor) [pid 1437] close(29) = -1 EBADF (Bad file descriptor) [pid 1437] exit_group(0 [pid 1434] +++ exited with 0 +++ [pid 1435] <... exit_group resumed>) = ? [pid 1436] setns(5, 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1437] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1436] <... setns resumed>) = 0 [pid 1437] +++ exited with 0 +++ [pid 1436] close(5 [pid 1435] +++ exited with 0 +++ [pid 1436] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1436] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1436] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... restart_syscall resumed>) = 0 [pid 1436] close(3 [pid 303] umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1436] <... close resumed>) = 0 [pid 306] umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1436] close(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1436] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1436] close(5 [pid 306] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 302] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(3, "", [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1436] close(6 [pid 306] getdents64(3, [pid 1436] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] getdents64(3, [pid 306] umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1436] close(7 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./281/binderfs", [pid 303] newfstatat(AT_FDCWD, "./279/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1436] close(8) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./291/binderfs", [pid 1436] close(9 [pid 306] unlink("./281/binderfs" [pid 303] unlink("./279/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] unlink("./291/binderfs" [pid 1436] close(10) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 302] <... unlink resumed>) = 0 [pid 1436] close(11 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1436] close(12 [pid 306] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1436] close(13 [pid 306] rmdir("./281" [pid 303] <... close resumed>) = 0 [pid 302] close(3 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 303] rmdir("./279" [pid 302] <... close resumed>) = 0 [pid 1436] close(14) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./282", 0777 [pid 303] <... rmdir resumed>) = 0 [pid 302] rmdir("./291" [pid 1436] close(15 [pid 306] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] mkdir("./280", 0777 [pid 302] mkdir("./292", 0777./strace-static-x86_64: Process 1438 attached [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1436] close(16 [pid 1438] set_robust_list(0x555569336660, 24 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1436] close(17 [pid 1438] <... set_robust_list resumed>) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1439 attached [pid 1436] close(18 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1439] set_robust_list(0x555569336660, 24 [pid 1438] chdir("./282" [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1440 attached [pid 1439] <... set_robust_list resumed>) = 0 [pid 1436] close(19) = -1 EBADF (Bad file descriptor) [pid 1440] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 284 [pid 1440] <... set_robust_list resumed>) = 0 [pid 1439] chdir("./280" [pid 1438] <... chdir resumed>) = 0 [pid 1436] close(20 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 282 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 294 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] chdir("./292" [pid 1439] <... chdir resumed>) = 0 [pid 1438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1436] close(21 [pid 1439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1438] <... prctl resumed>) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] <... chdir resumed>) = 0 [pid 1439] <... prctl resumed>) = 0 [pid 1438] setpgid(0, 0 [pid 1436] close(22 [pid 1440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1439] setpgid(0, 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... setpgid resumed>) = 0 [pid 1440] <... prctl resumed>) = 0 [pid 1439] <... setpgid resumed>) = 0 [pid 1436] close(23 [pid 1440] setpgid(0, 0) = 0 [pid 1440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] write(3, "1000", 4) = 4 [pid 1439] <... openat resumed>) = 3 [pid 1436] close(24 [pid 1440] close(3 [pid 1438] <... openat resumed>) = 3 [pid 1439] write(3, "1000", 4 [pid 1438] write(3, "1000", 4 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... write resumed>) = 4 [pid 1438] <... write resumed>) = 4 [pid 1439] close(3 [pid 1438] close(3 [pid 1436] close(25 [pid 1440] <... close resumed>) = 0 [pid 1439] <... close resumed>) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] symlink("/dev/binderfs", "./binderfs" [pid 1439] symlink("/dev/binderfs", "./binderfs" [pid 1438] <... close resumed>) = 0 [pid 1436] close(26 [pid 1440] <... symlink resumed>) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1440] write(1, "executing program\n", 18 [pid 1438] symlink("/dev/binderfs", "./binderfs" [pid 1436] close(27 [pid 1440] <... write resumed>) = 18 [pid 1440] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1439] <... symlink resumed>) = 0 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] <... openat resumed>) = 3 [pid 1439] write(1, "executing program\n", 18 [pid 1438] <... symlink resumed>) = 0 executing program [pid 1436] close(28 [pid 1440] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1439] <... write resumed>) = 18 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1438] write(1, "executing program\n", 18 [pid 1436] close(29 [pid 1439] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1438] <... write resumed>) = 18 [pid 1436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] <... openat resumed>) = 4 [pid 1439] <... openat resumed>) = 3 [pid 1438] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1436] exit_group(0 [pid 1440] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1439] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1438] <... openat resumed>) = 3 [pid 1436] <... exit_group resumed>) = ? [pid 1440] setns(201, 0) = 0 [pid 1440] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1439] <... openat resumed>) = 4 [pid 1440] setns(5, 0) = 0 [pid 1440] close(5) = 0 [pid 1440] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1436] +++ exited with 0 +++ [pid 1440] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1438] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1439] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1440] close(3 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1440] <... close resumed>) = 0 [pid 1439] <... openat resumed>) = 5 [pid 1438] <... openat resumed>) = 4 [pid 1440] close(4) = 0 [pid 1440] close(5 [pid 1439] setns(201, 0 [pid 1438] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1439] <... setns resumed>) = 0 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] close(6) = 0 [pid 1439] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1438] <... openat resumed>) = 5 [pid 1440] close(7) = -1 EBADF (Bad file descriptor) [pid 1440] close(8 [pid 1439] <... socket resumed>) = 6 [pid 1438] setns(201, 0 [pid 1439] setns(5, 0 [pid 1438] <... setns resumed>) = 0 [pid 1439] <... setns resumed>) = 0 [pid 1438] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1439] close(5 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... socket resumed>) = 6 [pid 1440] close(9 [pid 1439] <... close resumed>) = 0 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] setns(5, 0 [pid 1440] close(10 [pid 1439] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... setns resumed>) = 0 [pid 1440] close(11) = -1 EBADF (Bad file descriptor) [pid 1438] close(5 [pid 1440] close(12) = -1 EBADF (Bad file descriptor) [pid 1440] close(13) = -1 EBADF (Bad file descriptor) [pid 1440] close(14) = -1 EBADF (Bad file descriptor) [pid 1440] close(15) = -1 EBADF (Bad file descriptor) [pid 1440] close(16) = -1 EBADF (Bad file descriptor) [pid 1440] close(17) = -1 EBADF (Bad file descriptor) [pid 1440] close(18) = -1 EBADF (Bad file descriptor) [pid 1440] close(19) = -1 EBADF (Bad file descriptor) [pid 1440] close(20) = -1 EBADF (Bad file descriptor) [pid 1440] close(21) = -1 EBADF (Bad file descriptor) [pid 1440] close(22) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = 0 [pid 1440] close(23 [pid 1439] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(3 [pid 1438] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1440] close(24 [pid 1439] <... close resumed>) = 0 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1440] close(25 [pid 1439] close(4 [pid 1438] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = 0 [pid 1438] close(3 [pid 1440] close(26 [pid 1439] close(5 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = 0 [pid 1440] close(27) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(4 [pid 1440] close(28 [pid 1439] close(6 [pid 1440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = 0 [pid 1440] close(29) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = 0 [pid 1438] close(5 [pid 1439] close(7 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(6 [pid 1439] close(8 [pid 1440] exit_group(0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1440] <... exit_group resumed>) = ? [pid 1439] close(9 [pid 1438] close(7 [pid 1440] +++ exited with 0 +++ [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(10 [pid 1438] close(8 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(11 [pid 1438] close(9 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(12 [pid 1438] close(10 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(13 [pid 1438] close(11 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] umount2("./277", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./277", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1439] close(14 [pid 1438] close(12 [pid 301] newfstatat(3, "", [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1439] close(15 [pid 1438] close(13 [pid 301] getdents64(3, [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1439] close(16 [pid 1438] close(14 [pid 301] umount2("./277/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(15) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./277/binderfs", [pid 1439] close(17 [pid 1438] close(16 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(18 [pid 1438] close(17 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] close(19 [pid 1438] close(18 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./277/binderfs" [pid 1439] close(20 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(19 [pid 301] getdents64(3, [pid 1439] close(21 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(20 [pid 301] close(3 [pid 1439] close(22 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(21 [pid 301] rmdir("./277" [pid 1439] close(23 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./278", 0777 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(22 [pid 1439] close(24 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(23 [pid 1439] close(25 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(24 [pid 1439] close(26 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(25 [pid 1439] close(27 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(26 [pid 1439] close(28 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1438] close(27 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1439] close(29 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1441 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 280 [pid 1439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1439] exit_group(0 [pid 1438] close(28 [pid 1441] set_robust_list(0x555569336660, 24 [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] <... set_robust_list resumed>) = 0 [pid 1438] close(29 [pid 1439] <... exit_group resumed>) = ? [pid 1441] chdir("./278" [pid 1439] +++ exited with 0 +++ [pid 1438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1438] exit_group(0 [pid 1441] <... chdir resumed>) = 0 [pid 1438] <... exit_group resumed>) = ? [pid 302] <... restart_syscall resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1438] +++ exited with 0 +++ [pid 1441] <... prctl resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1441] setpgid(0, 0) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 303] umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(3, "", [pid 1441] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1441] write(3, "1000", 4) = 4 [pid 303] openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] getdents64(3, [pid 1441] close(3 [pid 303] <... openat resumed>) = 3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1441] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 302] umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1441] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1441] <... symlink resumed>) = 0 [pid 303] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./292/binderfs", executing program [pid 1441] write(1, "executing program\n", 18 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1441] <... write resumed>) = 18 [pid 1441] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] unlink("./292/binderfs" [pid 1441] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 1441] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] newfstatat(AT_FDCWD, "./280/binderfs", [pid 302] getdents64(3, [pid 1441] <... openat resumed>) = 4 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1441] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] unlink("./280/binderfs" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1441] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 1441] setns(201, 0 [pid 303] getdents64(3, [pid 302] close(3 [pid 1441] <... setns resumed>) = 0 [pid 1441] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... close resumed>) = 0 [pid 303] close(3 [pid 302] rmdir("./292" [pid 303] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 303] rmdir("./280" [pid 302] mkdir("./293", 0777 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1441] <... socket resumed>) = 6 [pid 303] mkdir("./281", 0777 [pid 1441] setns(5, 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1441] <... setns resumed>) = 0 [pid 1441] close(5) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1442 attached [pid 1441] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1443 attached [pid 1442] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 295 [pid 1441] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 283 [pid 1443] set_robust_list(0x555569336660, 24) = 0 [pid 1442] <... set_robust_list resumed>) = 0 [pid 1441] close(3 [pid 1443] chdir("./281" [pid 1442] chdir("./293" [pid 1441] <... close resumed>) = 0 [pid 1443] <... chdir resumed>) = 0 [pid 1442] <... chdir resumed>) = 0 [pid 1441] close(4 [pid 1443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... restart_syscall resumed>) = 0 [pid 1443] <... prctl resumed>) = 0 [pid 1442] <... prctl resumed>) = 0 [pid 1441] <... close resumed>) = 0 [pid 1443] setpgid(0, 0 [pid 1442] setpgid(0, 0 [pid 1441] close(5 [pid 1443] <... setpgid resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... setpgid resumed>) = 0 [pid 1442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1441] close(6 [pid 306] umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1442] <... openat resumed>) = 3 [pid 1441] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1443] <... openat resumed>) = 3 [pid 1442] write(3, "1000", 4 [pid 1441] close(7 [pid 306] openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1443] write(3, "1000", 4 [pid 1442] <... write resumed>) = 4 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 1443] <... write resumed>) = 4 [pid 1442] close(3 [pid 1441] close(8 [pid 1443] close(3 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... close resumed>) = 0 [pid 1441] close(9 [pid 1443] symlink("/dev/binderfs", "./binderfs" [pid 1442] <... close resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... symlink resumed>) = 0 [pid 1442] symlink("/dev/binderfs", "./binderfs"executing program [pid 1441] close(10 [pid 306] newfstatat(3, "", [pid 1443] write(1, "executing program\n", 18 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1443] <... write resumed>) = 18 [pid 1442] <... symlink resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1443] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLYexecuting program [pid 1442] write(1, "executing program\n", 18 [pid 1441] close(11 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1443] <... openat resumed>) = 3 [pid 1442] <... write resumed>) = 18 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1443] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1442] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1441] close(12 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1443] <... openat resumed>) = 4 [pid 1442] <... openat resumed>) = 3 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./282/binderfs", [pid 1443] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1442] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1441] close(13 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1443] <... openat resumed>) = 5 [pid 1442] <... openat resumed>) = 4 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./282/binderfs" [pid 1443] setns(201, 0 [pid 1442] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1441] close(14 [pid 306] <... unlink resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... setns resumed>) = 0 [pid 1442] <... openat resumed>) = 5 [pid 1441] close(15 [pid 306] getdents64(3, [pid 1443] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1442] setns(201, 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... socket resumed>) = 6 [pid 1442] <... setns resumed>) = 0 [pid 1441] close(16 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1443] setns(5, 0 [pid 1442] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1443] <... setns resumed>) = 0 [pid 1442] <... socket resumed>) = 6 [pid 1441] close(17 [pid 306] <... close resumed>) = 0 [pid 1443] close(5 [pid 1442] setns(5, 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./282" [pid 1443] <... close resumed>) = 0 [pid 1442] <... setns resumed>) = 0 [pid 1441] close(18 [pid 1443] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1442] close(5 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./283", 0777 [pid 1442] <... close resumed>) = 0 [pid 1441] close(19 [pid 306] <... mkdir resumed>) = 0 [pid 1443] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1442] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] close(3 [pid 1441] close(20 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1442] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ./strace-static-x86_64: Process 1444 attached [pid 1443] <... close resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] set_robust_list(0x555569336660, 24 [pid 1443] close(4 [pid 1442] close(3 [pid 1444] <... set_robust_list resumed>) = 0 [pid 1441] close(21 [pid 1444] chdir("./283" [pid 1443] <... close resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... chdir resumed>) = 0 [pid 1443] close(5 [pid 1442] <... close resumed>) = 0 [pid 1441] close(22 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 285 [pid 1444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(4 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... prctl resumed>) = 0 [pid 1443] close(6 [pid 1442] <... close resumed>) = 0 [pid 1441] close(23) = -1 EBADF (Bad file descriptor) [pid 1444] setpgid(0, 0 [pid 1443] <... close resumed>) = 0 [pid 1442] close(5 [pid 1441] close(24 [pid 1444] <... setpgid resumed>) = 0 [pid 1443] close(7 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(6 [pid 1441] close(25 executing program [pid 1443] close(8 [pid 1442] <... close resumed>) = 0 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... openat resumed>) = 3 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(7 [pid 1444] write(3, "1000", 4 [pid 1443] close(9 [pid 1441] close(26 [pid 1444] <... write resumed>) = 4 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(3 [pid 1443] close(10 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(8 [pid 1441] close(27 [pid 1444] symlink("/dev/binderfs", "./binderfs" [pid 1443] close(11 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... symlink resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] close(28 [pid 1444] write(1, "executing program\n", 18 [pid 1443] close(12 [pid 1442] close(9 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... write resumed>) = 18 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] close(29 [pid 1444] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1443] close(13 [pid 1442] close(10 [pid 1441] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... openat resumed>) = 3 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1443] close(14 [pid 1441] exit_group(0 [pid 1442] close(11 [pid 1444] <... openat resumed>) = 4 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1441] <... exit_group resumed>) = ? [pid 1444] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1442] close(12 [pid 1443] close(15 [pid 1441] +++ exited with 0 +++ [pid 1444] <... openat resumed>) = 5 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1444] setns(201, 0 [pid 1443] close(16 [pid 1442] close(13 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1444] <... setns resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1444] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1443] close(17 [pid 1444] <... socket resumed>) = 6 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] setns(5, 0 [pid 1443] close(18 [pid 1444] <... setns resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(5 [pid 1443] close(19 [pid 1442] close(14) = -1 EBADF (Bad file descriptor) [pid 1442] close(15 [pid 301] umount2("./278", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(16 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1444] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1443] close(20 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(17 [pid 301] openat(AT_FDCWD, "./278", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1444] close(3 [pid 1443] close(21 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = 0 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(18 [pid 301] <... openat resumed>) = 3 [pid 1444] close(4 [pid 1443] close(22 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1444] <... close resumed>) = 0 [pid 1443] close(23 [pid 1444] close(5 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] close(24 [pid 1444] close(6 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = 0 [pid 1443] close(25 [pid 1442] close(19 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(7 [pid 1443] close(26 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(20 [pid 1444] close(8 [pid 1443] close(27 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(9 [pid 1443] close(28 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(21 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1444] close(10 [pid 1443] close(29 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./278/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(22 [pid 1444] close(11 [pid 1443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] exit_group(0 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1444] close(12 [pid 1442] close(23 [pid 301] newfstatat(AT_FDCWD, "./278/binderfs", [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1442] close(24 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] <... exit_group resumed>) = ? [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./278/binderfs" [pid 1444] close(13 [pid 1442] close(25 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1443] +++ exited with 0 +++ [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(14 [pid 1442] close(26 [pid 301] <... unlink resumed>) = 0 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(15 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(27 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1444] close(16 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(17 [pid 1442] close(28 [pid 301] close(3 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(18) = -1 EBADF (Bad file descriptor) [pid 1444] close(19) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1444] close(20 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./278" [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] close(29 [pid 1444] close(21 [pid 1442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1444] close(22) = -1 EBADF (Bad file descriptor) [pid 1444] close(23 [pid 1442] exit_group(0 [pid 301] mkdir("./279", 0777 [pid 1444] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1442] <... exit_group resumed>) = ? [pid 1444] close(24) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1444] close(25) = -1 EBADF (Bad file descriptor) [pid 1444] close(26) = -1 EBADF (Bad file descriptor) [pid 1444] close(27) = -1 EBADF (Bad file descriptor) [pid 1444] close(28) = -1 EBADF (Bad file descriptor) [pid 1444] close(29) = -1 EBADF (Bad file descriptor) [pid 1444] exit_group(0) = ? [pid 1444] +++ exited with 0 +++ [pid 1442] +++ exited with 0 +++ [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1445 attached [pid 1445] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 281 [pid 1445] <... set_robust_list resumed>) = 0 [pid 1445] chdir("./279") = 0 [pid 1445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1445] setpgid(0, 0) = 0 [pid 1445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1445] write(3, "1000", 4) = 4 [pid 1445] close(3) = 0 [pid 1445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1445] write(1, "executing program\n", 18 [pid 306] <... restart_syscall resumed>) = 0 executing program [pid 1445] <... write resumed>) = 18 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1445] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 306] umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1445] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1445] <... openat resumed>) = 4 [pid 306] openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1445] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] newfstatat(3, "", [pid 1445] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1445] setns(201, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1445] <... setns resumed>) = 0 [pid 302] umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] newfstatat(3, "", [pid 302] <... openat resumed>) = 3 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] newfstatat(3, "", [pid 1445] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1445] <... socket resumed>) = 6 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1445] setns(5, 0 [pid 306] newfstatat(AT_FDCWD, "./283/binderfs", [pid 302] getdents64(3, [pid 1445] <... setns resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1445] close(5 [pid 306] unlink("./283/binderfs" [pid 1445] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1445] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] getdents64(3, [pid 303] umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1445] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(AT_FDCWD, "./281/binderfs", [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] newfstatat(AT_FDCWD, "./293/binderfs", [pid 303] unlink("./281/binderfs" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1445] close(3 [pid 306] close(3 [pid 303] <... unlink resumed>) = 0 [pid 302] unlink("./293/binderfs" [pid 1445] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 302] <... unlink resumed>) = 0 [pid 1445] close(4 [pid 306] rmdir("./283" [pid 1445] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] getdents64(3, [pid 1445] close(5 [pid 306] mkdir("./284", 0777 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1445] close(6 [pid 303] <... close resumed>) = 0 [pid 1445] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] rmdir("./281" [pid 302] close(3 [pid 1445] close(7 [pid 303] <... rmdir resumed>) = 0 [pid 302] <... close resumed>) = 0 ./strace-static-x86_64: Process 1446 attached [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./282", 0777 [pid 302] rmdir("./293" [pid 1446] set_robust_list(0x555569336660, 24 [pid 1445] close(8 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 286 [pid 303] <... mkdir resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1446] <... set_robust_list resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] mkdir("./294", 0777 [pid 1446] chdir("./284" [pid 1445] close(9 [pid 302] <... mkdir resumed>) = 0 [pid 1446] <... chdir resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1445] close(10 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1446] <... prctl resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1447 attached [pid 1446] setpgid(0, 0 [pid 1445] close(11 [pid 1446] <... setpgid resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1445] close(12 [pid 1446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1448 attached [pid 1447] set_robust_list(0x555569336660, 24 [pid 1445] close(13 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 284 [pid 1446] <... openat resumed>) = 3 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1445] close(14 [pid 1446] write(3, "1000", 4 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] set_robust_list(0x555569336660, 24 [pid 1447] <... set_robust_list resumed>) = 0 [pid 1446] <... write resumed>) = 4 [pid 1445] close(15 [pid 1448] <... set_robust_list resumed>) = 0 [pid 1447] chdir("./282" [pid 1446] close(3 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 296 [pid 1448] chdir("./294" [pid 1447] <... chdir resumed>) = 0 [pid 1446] <... close resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... chdir resumed>) = 0 [pid 1447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1446] symlink("/dev/binderfs", "./binderfs" [pid 1445] close(16 [pid 1448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1447] <... prctl resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... prctl resumed>) = 0 [pid 1447] setpgid(0, 0 [pid 1446] <... symlink resumed>) = 0 [pid 1445] close(17 [pid 1448] setpgid(0, 0 [pid 1447] <... setpgid resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1448] <... setpgid resumed>) = 0 [pid 1447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1446] write(1, "executing program\n", 18 [pid 1445] close(18 [pid 1448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1446] <... write resumed>) = 18 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... openat resumed>) = 3 [pid 1446] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1445] close(19 [pid 1446] <... openat resumed>) = 3 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1445] close(20) = -1 EBADF (Bad file descriptor) [pid 1446] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1445] close(21) = -1 EBADF (Bad file descriptor) [pid 1446] <... openat resumed>) = 4 [pid 1445] close(22) = -1 EBADF (Bad file descriptor) [pid 1445] close(23) = -1 EBADF (Bad file descriptor) [pid 1446] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1445] close(24 [pid 1446] <... openat resumed>) = 5 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1445] close(25) = -1 EBADF (Bad file descriptor) [pid 1448] <... openat resumed>) = 3 [pid 1447] write(3, "1000", 4 [pid 1446] setns(201, 0 [pid 1445] close(26 [pid 1448] write(3, "1000", 4 [pid 1447] <... write resumed>) = 4 [pid 1448] <... write resumed>) = 4 [pid 1447] close(3 [pid 1448] close(3 [pid 1447] <... close resumed>) = 0 [pid 1448] <... close resumed>) = 0 [pid 1447] symlink("/dev/binderfs", "./binderfs" [pid 1446] <... setns resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1445] close(27 [pid 1448] symlink("/dev/binderfs", "./binderfs" [pid 1447] <... symlink resumed>) = 0 [pid 1446] <... socket resumed>) = 6 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] setns(5, 0 [pid 1445] close(28 [pid 1448] <... symlink resumed>) = 0 executing program executing program [pid 1447] write(1, "executing program\n", 18 [pid 1446] <... setns resumed>) = 0 [pid 1448] write(1, "executing program\n", 18 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... write resumed>) = 18 [pid 1447] <... write resumed>) = 18 [pid 1446] close(5 [pid 1445] close(29 [pid 1447] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1446] <... close resumed>) = 0 [pid 1445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1447] <... openat resumed>) = 3 [pid 1445] exit_group(0 [pid 1448] <... openat resumed>) = 3 [pid 1447] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1446] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1445] <... exit_group resumed>) = ? [pid 1448] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1447] <... openat resumed>) = 4 [pid 1448] <... openat resumed>) = 4 [pid 1447] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1446] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1445] +++ exited with 0 +++ [pid 1447] <... openat resumed>) = 5 [pid 1446] close(3 [pid 1448] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1446] <... close resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1448] <... openat resumed>) = 5 [pid 1446] close(4 [pid 1447] setns(201, 0 [pid 1446] <... close resumed>) = 0 [pid 1447] <... setns resumed>) = 0 [pid 1448] setns(201, 0 [pid 1447] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1448] <... setns resumed>) = 0 [pid 1448] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1448] setns(5, 0) = 0 [pid 1448] close(5) = 0 [pid 1448] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1447] <... socket resumed>) = 6 [pid 1446] close(5 [pid 1447] setns(5, 0 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1447] <... setns resumed>) = 0 [pid 1446] close(6 [pid 1447] close(5 [pid 1448] close(3) = 0 [pid 1448] close(4 [pid 1446] <... close resumed>) = 0 [pid 1448] <... close resumed>) = 0 [pid 1447] <... close resumed>) = 0 [pid 1446] close(7 [pid 1448] close(5 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1446] close(8 [pid 1448] close(6) = 0 [pid 1448] close(7) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(8 [pid 1447] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1446] close(9 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1448] close(9 [pid 1447] close(3 [pid 1446] close(10 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = 0 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(10) = -1 EBADF (Bad file descriptor) [pid 1447] close(4 [pid 1446] close(11 [pid 1448] close(11 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./279", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = 0 [pid 1448] close(12 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./279", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1448] close(13) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1448] close(14) = -1 EBADF (Bad file descriptor) [pid 1448] close(15 [pid 301] newfstatat(3, "", [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1448] close(16 [pid 301] getdents64(3, [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(17 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(18 [pid 301] umount2("./279/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1448] close(19) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./279/binderfs", [pid 1448] close(20 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(21 [pid 301] unlink("./279/binderfs" [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(22 [pid 1446] close(12 [pid 301] <... unlink resumed>) = 0 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(5 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] close(13 [pid 1447] close(6 [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] close(23 [pid 301] getdents64(3, [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = 0 [pid 1446] close(14 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1448] close(24 [pid 1447] close(7 [pid 301] close(3 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1448] close(25 [pid 1447] close(8 [pid 1446] close(15 [pid 301] rmdir("./279" [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1448] close(26 [pid 301] mkdir("./280", 0777 [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(9 [pid 1446] close(16 [pid 301] <... mkdir resumed>) = 0 [pid 1448] close(27 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1448] close(28) = -1 EBADF (Bad file descriptor) [pid 1447] close(10 [pid 1446] close(17 [pid 1448] close(29 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1449 attached [pid 1448] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(11 [pid 1446] close(18 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(12 [pid 1446] close(19 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(13 [pid 1446] close(20 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(14 [pid 1446] close(21 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(15 [pid 1446] close(22 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(16 [pid 1446] close(23 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 282 [pid 1449] set_robust_list(0x555569336660, 24 [pid 1447] close(17 [pid 1446] close(24 [pid 1448] exit_group(0 [pid 1449] <... set_robust_list resumed>) = 0 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1448] <... exit_group resumed>) = ? [pid 1447] close(18 [pid 1446] close(25 [pid 1449] chdir("./280" [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(19 [pid 1446] close(26 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(20 [pid 1446] close(27 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(21 [pid 1446] close(28 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1447] close(22 [pid 1446] close(29 [pid 1448] +++ exited with 0 +++ [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... chdir resumed>) = 0 [pid 1447] close(23 [pid 1446] exit_group(0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1446] <... exit_group resumed>) = ? [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1449] <... prctl resumed>) = 0 [pid 1447] close(24 [pid 1446] +++ exited with 0 +++ [pid 1449] setpgid(0, 0 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... setpgid resumed>) = 0 [pid 1447] close(25) = -1 EBADF (Bad file descriptor) [pid 1449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1447] close(26 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... openat resumed>) = 3 [pid 1447] close(27 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1449] write(3, "1000", 4 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... write resumed>) = 4 [pid 1447] close(28 [pid 1449] close(3 [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... close resumed>) = 0 [pid 1447] close(29 [pid 1449] symlink("/dev/binderfs", "./binderfs" [pid 1447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] <... symlink resumed>) = 0 executing program [pid 1447] exit_group(0 [pid 1449] write(1, "executing program\n", 18) = 18 [pid 1447] <... exit_group resumed>) = ? [pid 1449] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1449] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1449] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1449] setns(201, 0) = 0 [pid 1449] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1449] setns(5, 0) = 0 [pid 1449] close(5) = 0 [pid 1447] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1449] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... restart_syscall resumed>) = 0 [pid 1449] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1449] close(3) = 0 [pid 1449] close(4) = 0 [pid 302] umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1449] close(5 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] close(6 [pid 302] openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1449] <... close resumed>) = 0 [pid 1449] close(7 [pid 302] <... openat resumed>) = 3 [pid 1449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1449] close(8) = -1 EBADF (Bad file descriptor) [pid 1449] close(9) = -1 EBADF (Bad file descriptor) [pid 1449] close(10) = -1 EBADF (Bad file descriptor) [pid 1449] close(11) = -1 EBADF (Bad file descriptor) [pid 1449] close(12) = -1 EBADF (Bad file descriptor) [pid 1449] close(13) = -1 EBADF (Bad file descriptor) [pid 1449] close(14) = -1 EBADF (Bad file descriptor) [pid 1449] close(15) = -1 EBADF (Bad file descriptor) [pid 1449] close(16) = -1 EBADF (Bad file descriptor) [pid 1449] close(17) = -1 EBADF (Bad file descriptor) [pid 1449] close(18) = -1 EBADF (Bad file descriptor) [pid 1449] close(19) = -1 EBADF (Bad file descriptor) [pid 1449] close(20) = -1 EBADF (Bad file descriptor) [pid 1449] close(21) = -1 EBADF (Bad file descriptor) [pid 1449] close(22) = -1 EBADF (Bad file descriptor) [pid 1449] close(23) = -1 EBADF (Bad file descriptor) [pid 1449] close(24) = -1 EBADF (Bad file descriptor) [pid 1449] close(25) = -1 EBADF (Bad file descriptor) [pid 1449] close(26) = -1 EBADF (Bad file descriptor) [pid 1449] close(27) = -1 EBADF (Bad file descriptor) [pid 1449] close(28) = -1 EBADF (Bad file descriptor) [pid 1449] close(29) = -1 EBADF (Bad file descriptor) [pid 1449] exit_group(0 [pid 302] newfstatat(3, "", [pid 1449] <... exit_group resumed>) = ? [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./294/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1449] +++ exited with 0 +++ [pid 302] unlink("./294/binderfs") = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] close(3) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 302] rmdir("./294") = 0 [pid 302] mkdir("./295", 0777) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555569336650) = 297 ./strace-static-x86_64: Process 1450 attached [pid 1450] set_robust_list(0x555569336660, 24 [pid 301] umount2("./280", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1450] <... set_robust_list resumed>) = 0 [pid 1450] chdir("./295" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./280", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1450] <... chdir resumed>) = 0 [pid 1450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 1450] <... prctl resumed>) = 0 [pid 1450] setpgid(0, 0) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, [pid 1450] <... openat resumed>) = 3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... openat resumed>) = 3 [pid 301] umount2("./280/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(3, "", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1450] write(3, "1000", 4 [pid 303] umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1450] <... write resumed>) = 4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1450] close(3 [pid 303] openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1450] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1450] symlink("/dev/binderfs", "./binderfs" [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] newfstatat(3, "", [pid 301] newfstatat(AT_FDCWD, "./280/binderfs", [pid 1450] <... symlink resumed>) = 0 [pid 306] getdents64(3, [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1450] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 306] umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./280/binderfs" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1450] <... write resumed>) = 18 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] newfstatat(AT_FDCWD, "./284/binderfs", [pid 301] <... unlink resumed>) = 0 [pid 1450] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1450] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1450] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] unlink("./284/binderfs" [pid 303] newfstatat(AT_FDCWD, "./282/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1450] <... openat resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] getdents64(3, [pid 301] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... close resumed>) = 0 [pid 306] close(3 [pid 301] rmdir("./280" [pid 1450] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... close resumed>) = 0 [pid 303] unlink("./282/binderfs" [pid 1450] <... openat resumed>) = 5 [pid 303] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 306] rmdir("./284" [pid 301] mkdir("./281", 0777 [pid 1450] setns(201, 0 [pid 306] <... rmdir resumed>) = 0 [pid 303] getdents64(3, [pid 1450] <... setns resumed>) = 0 [pid 306] mkdir("./285", 0777 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1450] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] close(3 [pid 1450] <... socket resumed>) = 6 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1450] setns(5, 0 [pid 303] rmdir("./282" [pid 1450] <... setns resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1450] close(5) = 0 [pid 303] mkdir("./283", 0777./strace-static-x86_64: Process 1451 attached [pid 1450] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... mkdir resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1452 attached [pid 1451] set_robust_list(0x555569336660, 24./strace-static-x86_64: Process 1453 attached ) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 287 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 283 [pid 1451] chdir("./281" [pid 1453] set_robust_list(0x555569336660, 24 [pid 1452] set_robust_list(0x555569336660, 24 [pid 1451] <... chdir resumed>) = 0 [pid 1450] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1450] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 285 [pid 1453] <... set_robust_list resumed>) = 0 [pid 1452] <... set_robust_list resumed>) = 0 [pid 1451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1450] <... close resumed>) = 0 [pid 1450] close(4 [pid 1452] chdir("./285" [pid 1453] chdir("./283" [pid 1451] <... prctl resumed>) = 0 [pid 1450] <... close resumed>) = 0 [pid 1450] close(5 [pid 1451] setpgid(0, 0 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... chdir resumed>) = 0 [pid 1452] <... chdir resumed>) = 0 [pid 1453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1451] <... setpgid resumed>) = 0 [pid 1450] close(6 [pid 1453] <... prctl resumed>) = 0 [pid 1452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1453] setpgid(0, 0 [pid 1452] <... prctl resumed>) = 0 [pid 1450] <... close resumed>) = 0 [pid 1452] setpgid(0, 0 [pid 1450] close(7) = -1 EBADF (Bad file descriptor) [pid 1450] close(8 [pid 1453] <... setpgid resumed>) = 0 [pid 1452] <... setpgid resumed>) = 0 [pid 1451] <... openat resumed>) = 3 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1450] close(9 [pid 1453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1450] close(10) = -1 EBADF (Bad file descriptor) [pid 1450] close(11) = -1 EBADF (Bad file descriptor) [pid 1450] close(12) = -1 EBADF (Bad file descriptor) [pid 1450] close(13) = -1 EBADF (Bad file descriptor) [pid 1450] close(14) = -1 EBADF (Bad file descriptor) [pid 1452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1450] close(15 [pid 1453] <... openat resumed>) = 3 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] write(3, "1000", 4 [pid 1452] <... openat resumed>) = 3 [pid 1451] write(3, "1000", 4 [pid 1450] close(16 [pid 1453] <... write resumed>) = 4 [pid 1452] write(3, "1000", 4 [pid 1451] <... write resumed>) = 4 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] close(3 [pid 1452] <... write resumed>) = 4 [pid 1451] close(3 [pid 1450] close(17executing program [pid 1453] <... close resumed>) = 0 [pid 1452] close(3 [pid 1451] <... close resumed>) = 0 [pid 1453] symlink("/dev/binderfs", "./binderfs" [pid 1452] <... close resumed>) = 0 [pid 1451] symlink("/dev/binderfs", "./binderfs" [pid 1453] <... symlink resumed>) = 0 [pid 1452] symlink("/dev/binderfs", "./binderfs" [pid 1451] <... symlink resumed>) = 0 [pid 1453] write(1, "executing program\n", 18 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... symlink resumed>) = 0 [pid 1453] <... write resumed>) = 18 [pid 1451] write(1, "executing program\n", 18 [pid 1450] close(18 executing program executing program [pid 1453] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... write resumed>) = 18 [pid 1453] <... openat resumed>) = 3 [pid 1452] write(1, "executing program\n", 18 [pid 1450] close(19 [pid 1453] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1452] <... write resumed>) = 18 [pid 1451] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1450] close(20 [pid 1451] <... openat resumed>) = 3 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1450] close(21 [pid 1452] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... openat resumed>) = 3 [pid 1450] close(22 [pid 1453] <... openat resumed>) = 4 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1450] close(23) = -1 EBADF (Bad file descriptor) [pid 1450] close(24) = -1 EBADF (Bad file descriptor) [pid 1450] close(25) = -1 EBADF (Bad file descriptor) [pid 1450] close(26) = -1 EBADF (Bad file descriptor) [pid 1451] <... openat resumed>) = 4 [pid 1450] close(27 [pid 1452] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1453] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1451] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... openat resumed>) = 4 [pid 1450] close(28 [pid 1453] <... openat resumed>) = 5 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] setns(201, 0 [pid 1452] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1451] <... openat resumed>) = 5 [pid 1450] close(29 [pid 1453] <... setns resumed>) = 0 [pid 1450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1452] <... openat resumed>) = 5 [pid 1451] setns(201, 0 [pid 1450] exit_group(0 [pid 1453] <... socket resumed>) = 6 [pid 1450] <... exit_group resumed>) = ? [pid 1453] setns(5, 0 [pid 1452] setns(201, 0 [pid 1451] <... setns resumed>) = 0 [pid 1450] +++ exited with 0 +++ [pid 1453] <... setns resumed>) = 0 [pid 1451] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1452] <... setns resumed>) = 0 [pid 1453] close(5 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1453] <... close resumed>) = 0 [pid 1452] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1451] <... socket resumed>) = 6 [pid 1452] <... socket resumed>) = 6 [pid 1451] setns(5, 0 [pid 1453] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1451] <... setns resumed>) = 0 [pid 1452] setns(5, 0 [pid 1451] close(5 [pid 1452] <... setns resumed>) = 0 [pid 1451] <... close resumed>) = 0 [pid 1453] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1452] close(5 [pid 1453] close(3 [pid 1452] <... close resumed>) = 0 [pid 1451] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1452] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1453] <... close resumed>) = 0 [pid 1451] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] <... restart_syscall resumed>) = 0 [pid 1453] close(4 [pid 1452] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1451] close(3 [pid 1453] <... close resumed>) = 0 [pid 1452] close(3 [pid 1451] <... close resumed>) = 0 [pid 1453] close(5 [pid 1452] <... close resumed>) = 0 [pid 1451] close(4 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(4 [pid 1451] <... close resumed>) = 0 [pid 302] umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1453] close(6 [pid 1452] <... close resumed>) = 0 [pid 1451] close(5 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1453] <... close resumed>) = 0 [pid 1452] close(5 [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1453] close(7 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(6 [pid 302] <... openat resumed>) = 3 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(6 [pid 1453] close(8 [pid 1452] <... close resumed>) = 0 [pid 1451] <... close resumed>) = 0 [pid 302] newfstatat(3, "", [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(7 [pid 1451] close(7 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] close(9 [pid 1452] close(8 [pid 1451] close(8 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] close(10 [pid 1452] close(9 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(9 [pid 1453] close(11 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(10 [pid 1451] close(10 [pid 1453] close(12 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(11 [pid 1451] close(11 [pid 1453] close(13 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] close(14 [pid 1452] close(12 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(12 [pid 1453] close(15 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] close(13 [pid 1451] close(13 [pid 1453] close(16 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1453] close(17 [pid 1452] close(14 [pid 1451] close(14 [pid 302] getdents64(3, [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1453] close(18 [pid 1452] close(15 [pid 1451] close(15 [pid 302] umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1453] close(19 [pid 1452] close(16 [pid 1451] close(16 [pid 302] newfstatat(AT_FDCWD, "./295/binderfs", [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1453] close(20 [pid 1452] close(17 [pid 1451] close(17 [pid 302] unlink("./295/binderfs" [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1453] close(21 [pid 1452] close(18 [pid 1451] close(18 [pid 302] getdents64(3, [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1453] close(22 [pid 1452] close(19 [pid 1451] close(19 [pid 302] close(3 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1453] close(23 [pid 1452] close(20 [pid 1451] close(20 [pid 302] rmdir("./295" [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1453] close(24 [pid 1452] close(21 [pid 1451] close(21 [pid 302] mkdir("./296", 0777 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1453] close(25 [pid 1452] close(22 [pid 1451] close(22 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1454 attached [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] set_robust_list(0x555569336660, 24 [pid 1453] close(26 [pid 1452] close(23 [pid 1451] close(23 [pid 1454] <... set_robust_list resumed>) = 0 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 298 [pid 1454] chdir("./296" [pid 1453] close(27 [pid 1452] close(24 [pid 1451] close(24 [pid 1454] <... chdir resumed>) = 0 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1453] close(28 [pid 1452] close(25 [pid 1454] <... prctl resumed>) = 0 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(25 [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] setpgid(0, 0 [pid 1453] close(29 [pid 1452] close(26 [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] <... setpgid resumed>) = 0 [pid 1453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(26 [pid 1454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1453] exit_group(0 [pid 1452] close(27 [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] <... openat resumed>) = 3 [pid 1453] <... exit_group resumed>) = ? [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] close(27 [pid 1454] write(3, "1000", 4 [pid 1452] close(28) = -1 EBADF (Bad file descriptor) [pid 1452] close(29 [pid 1454] <... write resumed>) = 4 [pid 1453] +++ exited with 0 +++ [pid 1452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] close(3 [pid 1452] exit_group(0 [pid 1451] close(28 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1454] <... close resumed>) = 0 [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] symlink("/dev/binderfs", "./binderfs" [pid 1452] <... exit_group resumed>) = ? executing program [pid 1451] close(29 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1454] <... symlink resumed>) = 0 [pid 1452] +++ exited with 0 +++ [pid 1451] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1454] write(1, "executing program\n", 18 [pid 1451] exit_group(0 [pid 1454] <... write resumed>) = 18 [pid 1451] <... exit_group resumed>) = ? [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1454] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1454] <... openat resumed>) = 3 [pid 1454] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1451] +++ exited with 0 +++ [pid 1454] <... openat resumed>) = 4 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1454] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1454] setns(201, 0) = 0 [pid 1454] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1454] setns(5, 0) = 0 [pid 1454] close(5) = 0 [pid 1454] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1454] close(3) = 0 [pid 1454] close(4) = 0 [pid 1454] close(5) = -1 EBADF (Bad file descriptor) [pid 1454] close(6) = 0 [pid 1454] close(7) = -1 EBADF (Bad file descriptor) [pid 1454] close(8) = -1 EBADF (Bad file descriptor) [pid 1454] close(9) = -1 EBADF (Bad file descriptor) [pid 1454] close(10) = -1 EBADF (Bad file descriptor) [pid 1454] close(11) = -1 EBADF (Bad file descriptor) [pid 1454] close(12) = -1 EBADF (Bad file descriptor) [pid 1454] close(13) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1454] close(14) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1454] close(15) = -1 EBADF (Bad file descriptor) [pid 1454] close(16) = -1 EBADF (Bad file descriptor) [pid 1454] close(17 [pid 303] umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./281", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1454] close(18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./281", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1454] close(19 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(3, "", [pid 1454] close(20 [pid 303] <... openat resumed>) = 3 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 1454] close(21 [pid 306] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1454] close(22 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./281/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1454] close(23 [pid 306] getdents64(3, [pid 303] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] newfstatat(AT_FDCWD, "./281/binderfs", [pid 1454] close(24 [pid 306] umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] unlink("./281/binderfs" [pid 1454] close(25 [pid 306] newfstatat(AT_FDCWD, "./285/binderfs", [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] newfstatat(AT_FDCWD, "./283/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./285/binderfs" [pid 1454] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 303] unlink("./283/binderfs" [pid 301] close(3 [pid 1454] close(27 [pid 306] getdents64(3, [pid 303] <... unlink resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./281") = 0 [pid 301] mkdir("./282", 0777 [pid 1454] close(28 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 303] getdents64(3, [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1454] close(29 [pid 306] <... close resumed>) = 0 [pid 303] close(3 [pid 1454] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1454] exit_group(0 [pid 306] rmdir("./285" [pid 303] rmdir("./283"./strace-static-x86_64: Process 1455 attached [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 284 [pid 303] <... rmdir resumed>) = 0 [pid 1455] set_robust_list(0x555569336660, 24 [pid 303] mkdir("./284", 0777 [pid 306] <... rmdir resumed>) = 0 [pid 1454] <... exit_group resumed>) = ? [pid 1455] <... set_robust_list resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1454] +++ exited with 0 +++ [pid 306] mkdir("./286", 0777 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1455] chdir("./282" [pid 306] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 1456 attached [pid 1456] set_robust_list(0x555569336660, 24) = 0 [pid 1456] chdir("./284" [pid 1455] <... chdir resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 286 [pid 1456] <... chdir resumed>) = 0 [pid 1456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1456] setpgid(0, 0) = 0 [pid 1456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 1457 attached ) = 3 [pid 1455] <... prctl resumed>) = 0 [pid 1457] set_robust_list(0x555569336660, 24 [pid 1455] setpgid(0, 0 [pid 1457] <... set_robust_list resumed>) = 0 [pid 1457] chdir("./286" [pid 1456] write(3, "1000", 4 [pid 1455] <... setpgid resumed>) = 0 [pid 1456] <... write resumed>) = 4 [pid 1457] <... chdir resumed>) = 0 [pid 1456] close(3 [pid 1457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1456] <... close resumed>) = 0 [pid 1455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1457] <... prctl resumed>) = 0 [pid 1457] setpgid(0, 0 [pid 1456] symlink("/dev/binderfs", "./binderfs" [pid 1457] <... setpgid resumed>) = 0 [pid 1456] <... symlink resumed>) = 0 [pid 1455] <... openat resumed>) = 3 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 288 [pid 1457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1456] write(1, "executing program\n", 18 [pid 1455] write(3, "1000", 4) = 4 executing program [pid 1457] <... openat resumed>) = 3 [pid 1456] <... write resumed>) = 18 [pid 1455] close(3 [pid 1456] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1455] <... close resumed>) = 0 [pid 1457] write(3, "1000", 4 [pid 1456] <... openat resumed>) = 3 [pid 1455] symlink("/dev/binderfs", "./binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 1457] <... write resumed>) = 4 [pid 1457] close(3 [pid 1456] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1455] <... symlink resumed>) = 0 [pid 1457] <... close resumed>) = 0 [pid 1456] <... openat resumed>) = 4 [pid 1457] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1456] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1457] write(1, "executing program\n", 18executing program executing program ) = 18 [pid 1456] <... openat resumed>) = 5 [pid 1455] write(1, "executing program\n", 18 [pid 302] umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1457] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1455] <... write resumed>) = 18 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1457] <... openat resumed>) = 3 [pid 1456] setns(201, 0 [pid 1455] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] openat(AT_FDCWD, "./296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1456] <... setns resumed>) = 0 [pid 1457] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1456] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1455] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 1457] <... openat resumed>) = 4 [pid 1456] <... socket resumed>) = 6 [pid 302] newfstatat(3, "", [pid 1455] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1457] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1456] setns(5, 0 [pid 1457] <... openat resumed>) = 5 [pid 1456] <... setns resumed>) = 0 [pid 1455] <... openat resumed>) = 4 [pid 302] getdents64(3, [pid 1456] close(5) = 0 [pid 1457] setns(201, 0 [pid 1456] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1457] <... setns resumed>) = 0 [pid 1455] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1457] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1455] <... openat resumed>) = 5 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1457] <... socket resumed>) = 6 [pid 1457] setns(5, 0 [pid 1456] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1457] <... setns resumed>) = 0 [pid 1457] close(5) = 0 [pid 1456] close(3 [pid 1457] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1456] <... close resumed>) = 0 [pid 1455] setns(201, 0 [pid 302] newfstatat(AT_FDCWD, "./296/binderfs", [pid 1456] close(4 [pid 1455] <... setns resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1456] <... close resumed>) = 0 [pid 1455] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 302] unlink("./296/binderfs" [pid 1457] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1456] close(5 [pid 302] <... unlink resumed>) = 0 [pid 1457] close(3 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] <... socket resumed>) = 6 [pid 302] getdents64(3, [pid 1457] <... close resumed>) = 0 [pid 1456] close(6 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1457] close(4 [pid 1456] <... close resumed>) = 0 [pid 1455] setns(5, 0 [pid 302] close(3 [pid 1457] <... close resumed>) = 0 [pid 1456] close(7 [pid 1455] <... setns resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1457] close(5 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(8 [pid 1455] close(5 [pid 302] rmdir("./296" [pid 1457] close(6 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = 0 [pid 1456] close(9 [pid 1455] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 1457] close(7 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(10 [pid 302] mkdir("./297", 0777 [pid 1457] close(8 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(11 [pid 302] <... mkdir resumed>) = 0 [pid 1457] close(9 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(10 [pid 1456] close(12 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(11 [pid 1456] close(13 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(12 [pid 1456] close(14 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(13 [pid 1456] close(15 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(14 [pid 1456] close(16 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(15 [pid 1456] close(17 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(16 [pid 1456] close(18 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(17 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(19 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1457] close(18 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(20 [pid 1457] close(19 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(21 [pid 1457] close(20 [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] close(22 [pid 1457] close(21) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(22 [pid 1456] close(23 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1458 attached [pid 1455] close(3 [pid 1457] close(23 [pid 1456] close(24 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] <... close resumed>) = 0 [pid 1458] set_robust_list(0x555569336660, 24 [pid 1457] close(24 [pid 1456] close(25 [pid 1455] close(4 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 299 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] <... close resumed>) = 0 [pid 1458] <... set_robust_list resumed>) = 0 [pid 1457] close(25 [pid 1456] close(26 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] chdir("./297" [pid 1457] close(26 [pid 1456] close(27 [pid 1455] close(5 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... chdir resumed>) = 0 [pid 1457] close(27 [pid 1456] close(28 [pid 1455] close(6 [pid 1458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(28 [pid 1456] close(29 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] close(29 [pid 1456] exit_group(0 [pid 1458] <... prctl resumed>) = 0 [pid 1457] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1457] exit_group(0 [pid 1456] <... exit_group resumed>) = ? [pid 1455] <... close resumed>) = 0 [pid 1458] setpgid(0, 0 [pid 1455] close(7 [pid 1458] <... setpgid resumed>) = 0 [pid 1458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1457] <... exit_group resumed>) = ? [pid 1456] +++ exited with 0 +++ [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... openat resumed>) = 3 [pid 1457] +++ exited with 0 +++ [pid 1455] close(8 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] write(3, "1000", 4 [pid 1455] close(9 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1458] <... write resumed>) = 4 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(3 [pid 1455] close(10 [pid 1458] <... close resumed>) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] symlink("/dev/binderfs", "./binderfs" [pid 306] <... restart_syscall resumed>) = 0 [pid 1455] close(11 [pid 303] <... restart_syscall resumed>) = 0 [pid 1458] <... symlink resumed>) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 executing program [pid 1458] write(1, "executing program\n", 18 [pid 1455] close(12 [pid 1458] <... write resumed>) = 18 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1458] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1455] close(13 [pid 306] umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1455] close(14 [pid 303] umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1458] <... openat resumed>) = 3 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1455] close(15 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./284/binderfs", [pid 1458] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1455] close(16 [pid 306] <... openat resumed>) = 3 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1455] close(17 [pid 303] unlink("./284/binderfs" [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3) = 0 [pid 303] rmdir("./284") = 0 [pid 303] mkdir("./285", 0777 [pid 1458] <... openat resumed>) = 4 [pid 1455] close(18 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1455] close(19 [pid 306] getdents64(3, [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... openat resumed>) = 5 [pid 1455] close(20 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... mkdir resumed>) = 0 [pid 1458] setns(201, 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1458] <... setns resumed>) = 0 [pid 1455] close(21 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1459 attached [pid 1458] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] newfstatat(AT_FDCWD, "./286/binderfs", [pid 1459] set_robust_list(0x555569336660, 24 [pid 1458] <... socket resumed>) = 6 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 287 [pid 1459] <... set_robust_list resumed>) = 0 [pid 1458] setns(5, 0 [pid 1455] close(22 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1459] chdir("./285" [pid 1458] <... setns resumed>) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./286/binderfs" [pid 1459] <... chdir resumed>) = 0 [pid 1458] close(5 [pid 1455] close(23 [pid 306] <... unlink resumed>) = 0 [pid 1459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1459] setpgid(0, 0 [pid 1458] <... close resumed>) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1459] <... setpgid resumed>) = 0 [pid 1455] close(24 [pid 1459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1458] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1459] <... openat resumed>) = 3 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] write(3, "1000", 4 [pid 1455] close(25 [pid 306] close(3 [pid 1459] <... write resumed>) = 4 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(3 [pid 306] <... close resumed>) = 0 [pid 1458] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1459] <... close resumed>) = 0 [pid 1455] close(26 [pid 306] rmdir("./286" [pid 1459] symlink("/dev/binderfs", "./binderfs" [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... symlink resumed>) = 0 [pid 1458] close(3 [pid 1455] close(27 [pid 306] <... rmdir resumed>) = 0 [pid 1458] <... close resumed>) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] write(1, "executing program\n", 18executing program [pid 1458] close(4 [pid 1455] close(28 [pid 306] mkdir("./287", 0777 [pid 1459] <... write resumed>) = 18 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1459] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1455] close(29 [pid 1458] <... close resumed>) = 0 [pid 1459] <... openat resumed>) = 4 [pid 1459] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1458] close(5 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1459] <... openat resumed>) = 5 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] setns(201, 0) = 0 [pid 1459] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1458] close(6 [pid 1455] exit_group(0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1459] <... socket resumed>) = 6 [pid 1458] <... close resumed>) = 0 [pid 1459] setns(5, 0) = 0 [pid 1459] close(5) = 0 [pid 1459] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1458] close(7 [pid 1455] <... exit_group resumed>) = ? [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1460 attached [pid 1459] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1460] set_robust_list(0x555569336660, 24) = 0 [pid 1459] close(3 [pid 1460] chdir("./287" [pid 1459] <... close resumed>) = 0 [pid 1459] close(4 [pid 1455] +++ exited with 0 +++ [pid 1460] <... chdir resumed>) = 0 [pid 1459] <... close resumed>) = 0 [pid 1458] close(8 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 289 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(9 [pid 1460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1459] close(5 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1460] <... prctl resumed>) = 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] setpgid(0, 0 [pid 1459] close(6 [pid 1460] <... setpgid resumed>) = 0 [pid 1459] <... close resumed>) = 0 [pid 1458] close(10 [pid 1460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1459] close(7 [pid 1460] <... openat resumed>) = 3 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(8 [pid 1458] close(11 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] write(3, "1000", 4 [pid 1459] close(9 [pid 1458] close(12 [pid 1460] <... write resumed>) = 4 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] close(3 [pid 1459] close(10 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... close resumed>) = 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(13 [pid 1460] symlink("/dev/binderfs", "./binderfs" [pid 1459] close(11 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... symlink resumed>) = 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(14 [pid 1459] close(12 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1458] close(15 [pid 1460] write(1, "executing program\n", 18 [pid 1459] close(13 [pid 1460] <... write resumed>) = 18 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1459] close(14) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(15 [pid 1460] <... openat resumed>) = 3 [pid 1460] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(16 [pid 1459] close(16 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... openat resumed>) = 4 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(17 [pid 1459] close(17 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(18 [pid 1459] close(18 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(19 [pid 1459] close(19 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(20 [pid 1460] <... openat resumed>) = 5 [pid 1459] close(20 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] setns(201, 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(21 [pid 1460] <... setns resumed>) = 0 [pid 1459] close(21 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(22 [pid 1460] setns(5, 0 [pid 1459] close(22 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... setns resumed>) = 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(23 [pid 1460] close(5 [pid 1459] close(23 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... close resumed>) = 0 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(24 [pid 1460] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1459] close(24 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] close(25 [pid 1459] close(25 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(26 [pid 1458] close(26 [pid 1460] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(27 [pid 1458] close(27 [pid 1460] close(3 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... close resumed>) = 0 [pid 1459] close(28 [pid 1458] close(28 [pid 1460] close(4 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... close resumed>) = 0 [pid 1460] close(5) = -1 EBADF (Bad file descriptor) [pid 1460] close(6) = 0 [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] close(29 [pid 1458] close(29 [pid 1460] close(7) = -1 EBADF (Bad file descriptor) [pid 1460] close(8) = -1 EBADF (Bad file descriptor) [pid 1460] close(9 [pid 1459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] close(10) = -1 EBADF (Bad file descriptor) [pid 1459] exit_group(0 [pid 1460] close(11 [pid 1458] exit_group(0 [pid 1460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1459] <... exit_group resumed>) = ? [pid 1458] <... exit_group resumed>) = ? [pid 1460] close(12) = -1 EBADF (Bad file descriptor) [pid 1460] close(13) = -1 EBADF (Bad file descriptor) [pid 1460] close(14) = -1 EBADF (Bad file descriptor) [pid 1460] close(15) = -1 EBADF (Bad file descriptor) [pid 1460] close(16) = -1 EBADF (Bad file descriptor) [pid 1460] close(17) = -1 EBADF (Bad file descriptor) [pid 1460] close(18) = -1 EBADF (Bad file descriptor) [pid 1460] close(19) = -1 EBADF (Bad file descriptor) [pid 1460] close(20) = -1 EBADF (Bad file descriptor) [pid 1460] close(21) = -1 EBADF (Bad file descriptor) [pid 1460] close(22 [pid 1458] +++ exited with 0 +++ [pid 1460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1460] close(23) = -1 EBADF (Bad file descriptor) [pid 1460] close(24) = -1 EBADF (Bad file descriptor) [pid 1460] close(25) = -1 EBADF (Bad file descriptor) [pid 1460] close(26) = -1 EBADF (Bad file descriptor) [pid 1460] close(27) = -1 EBADF (Bad file descriptor) [pid 1460] close(28) = -1 EBADF (Bad file descriptor) [pid 1460] close(29) = -1 EBADF (Bad file descriptor) [pid 1460] exit_group(0 [pid 1459] +++ exited with 0 +++ [pid 1460] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 1460] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 301] umount2("./282", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./282", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 306] openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./282/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] getdents64(3, [pid 301] newfstatat(AT_FDCWD, "./282/binderfs", [pid 302] umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [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("./282/binderfs") = 0 [pid 306] umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 301] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] rmdir("./282" [pid 306] newfstatat(AT_FDCWD, "./287/binderfs", [pid 302] getdents64(3, [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./283", 0777 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] unlink("./287/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... unlink resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./297/binderfs", [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] getdents64(3, [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 1461 attached [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] unlink("./297/binderfs" [pid 306] close(3 [pid 1461] set_robust_list(0x555569336660, 24 [pid 306] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 285 [pid 1461] <... set_robust_list resumed>) = 0 [pid 306] rmdir("./287" [pid 302] getdents64(3, [pid 1461] chdir("./283") = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1461] <... prctl resumed>) = 0 [pid 306] mkdir("./288", 0777 [pid 302] close(3 [pid 1461] setpgid(0, 0) = 0 [pid 303] umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... close resumed>) = 0 [pid 1461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... mkdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] rmdir("./297" [pid 1461] <... openat resumed>) = 3 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... rmdir resumed>) = 0 [pid 1461] write(3, "1000", 4) = 4 [pid 303] <... openat resumed>) = 3 [pid 1461] close(3./strace-static-x86_64: Process 1462 attached ) = 0 [pid 302] mkdir("./298", 0777 [pid 303] newfstatat(3, "", [pid 1461] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 290 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1462] set_robust_list(0x555569336660, 24 executing program [pid 1461] write(1, "executing program\n", 18) = 18 [pid 1461] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] getdents64(3, [pid 1461] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1461] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 1463 attached [pid 1461] <... openat resumed>) = 5 [pid 303] umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1463] set_robust_list(0x555569336660, 24 [pid 1461] setns(201, 0 [pid 1463] <... set_robust_list resumed>) = 0 [pid 1463] chdir("./298" [pid 1461] <... setns resumed>) = 0 [pid 1462] <... set_robust_list resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 300 [pid 1463] <... chdir resumed>) = 0 [pid 1462] chdir("./288" [pid 1461] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] newfstatat(AT_FDCWD, "./285/binderfs", [pid 1463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1461] <... socket resumed>) = 6 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1463] <... prctl resumed>) = 0 [pid 1461] setns(5, 0 [pid 1463] setpgid(0, 0 [pid 1462] <... chdir resumed>) = 0 [pid 1461] <... setns resumed>) = 0 [pid 303] unlink("./285/binderfs" [pid 1463] <... setpgid resumed>) = 0 [pid 1462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1461] close(5 [pid 1463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1462] <... prctl resumed>) = 0 [pid 1461] <... close resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, [pid 1462] setpgid(0, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1462] <... setpgid resumed>) = 0 [pid 1463] <... openat resumed>) = 3 [pid 1462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1461] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] close(3 [pid 1463] write(3, "1000", 4 [pid 1462] <... openat resumed>) = 3 [pid 303] <... close resumed>) = 0 [pid 1462] write(3, "1000", 4 [pid 303] rmdir("./285"executing program [pid 1462] <... write resumed>) = 4 [pid 1463] <... write resumed>) = 4 [pid 1462] close(3 [pid 1461] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... rmdir resumed>) = 0 [pid 1463] close(3 [pid 1462] <... close resumed>) = 0 [pid 303] mkdir("./286", 0777 [pid 1463] <... close resumed>) = 0 [pid 1463] symlink("/dev/binderfs", "./binderfs" [pid 1461] close(3 [pid 1463] <... symlink resumed>) = 0 [pid 1461] <... close resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1463] write(1, "executing program\n", 18 [pid 1461] close(4 [pid 1463] <... write resumed>) = 18 [pid 1461] <... close resumed>) = 0 [pid 1463] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1461] close(5 [pid 1463] <... openat resumed>) = 3 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(6 [pid 1463] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1462] symlink("/dev/binderfs", "./binderfs" [pid 1461] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1463] <... openat resumed>) = 4 [pid 1462] <... symlink resumed>) = 0 [pid 1461] close(7 [pid 1463] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] <... openat resumed>) = 5 [pid 1461] close(8) = -1 EBADF (Bad file descriptor) [pid 1461] close(9) = -1 EBADF (Bad file descriptor) [pid 1463] setns(201, 0 [pid 1461] close(10./strace-static-x86_64: Process 1464 attached [pid 1463] <... setns resumed>) = 0 executing program [pid 1462] write(1, "executing program\n", 18 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 288 [pid 1464] set_robust_list(0x555569336660, 24 [pid 1463] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1462] <... write resumed>) = 18 [pid 1461] close(11 [pid 1464] <... set_robust_list resumed>) = 0 [pid 1463] <... socket resumed>) = 6 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] chdir("./286" [pid 1462] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1464] <... chdir resumed>) = 0 [pid 1463] setns(5, 0 [pid 1462] <... openat resumed>) = 3 [pid 1461] close(12 [pid 1464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1463] <... setns resumed>) = 0 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... prctl resumed>) = 0 [pid 1463] close(5 [pid 1462] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1461] close(13 [pid 1464] setpgid(0, 0 [pid 1463] <... close resumed>) = 0 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(14 [pid 1464] <... setpgid resumed>) = 0 [pid 1463] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1462] <... openat resumed>) = 4 [pid 1461] close(15 [pid 1462] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1464] <... openat resumed>) = 3 [pid 1463] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1462] <... openat resumed>) = 5 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(16 [pid 1464] write(3, "1000", 4 [pid 1463] close(3 [pid 1462] setns(201, 0 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... write resumed>) = 4 [pid 1463] <... close resumed>) = 0 [pid 1462] <... setns resumed>) = 0 [pid 1461] close(17 [pid 1464] close(3 [pid 1463] close(4 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = 0 [pid 1463] <... close resumed>) = 0 [pid 1461] close(18 [pid 1464] symlink("/dev/binderfs", "./binderfs" [pid 1463] close(5 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... symlink resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1461] close(19 [pid 1463] close(6executing program [pid 1464] write(1, "executing program\n", 18 [pid 1463] <... close resumed>) = 0 [pid 1462] <... socket resumed>) = 6 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... write resumed>) = 18 [pid 1462] setns(5, 0 [pid 1464] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1463] close(7 [pid 1462] <... setns resumed>) = 0 [pid 1461] close(20 [pid 1464] <... openat resumed>) = 3 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(8 [pid 1462] close(5 [pid 1461] close(21 [pid 1464] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] <... close resumed>) = 0 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... openat resumed>) = 4 [pid 1463] close(9 [pid 1461] close(22) = -1 EBADF (Bad file descriptor) [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1464] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1463] close(10 [pid 1461] close(23 [pid 1464] <... openat resumed>) = 5 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(24 [pid 1463] close(11 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] setns(201, 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(25 [pid 1464] <... setns resumed>) = 0 [pid 1463] close(12 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(26 [pid 1464] <... socket resumed>) = 6 [pid 1463] close(13 [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] close(27 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] setns(5, 0 [pid 1463] close(14 [pid 1461] close(28 [pid 1464] <... setns resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(5 [pid 1463] close(15 [pid 1461] close(29 [pid 1464] <... close resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1461] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(16 [pid 1462] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1461] exit_group(0 [pid 1462] close(3 [pid 1464] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] <... close resumed>) = 0 [pid 1461] <... exit_group resumed>) = ? [pid 1463] close(17 [pid 1462] close(4 [pid 1461] +++ exited with 0 +++ [pid 1464] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(3 [pid 1463] close(18 [pid 1462] <... close resumed>) = 0 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1464] <... close resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1464] close(4 [pid 1463] close(19 [pid 1462] close(5 [pid 1464] <... close resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(5 [pid 1463] close(20 [pid 1462] close(6 [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(6 [pid 1463] close(21 [pid 1462] <... close resumed>) = 0 [pid 1464] <... close resumed>) = 0 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(22 [pid 1464] close(7 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(23 [pid 1464] close(8 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(24 [pid 1464] close(9 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(25 [pid 1464] close(10 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(26 [pid 1464] close(11 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] close(27 [pid 1464] close(12 [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(13 [pid 1463] close(28 [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] close(14 [pid 1463] close(29 [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(7) = -1 EBADF (Bad file descriptor) [pid 1462] close(8) = -1 EBADF (Bad file descriptor) [pid 1462] close(9 [pid 1464] close(15 [pid 1463] exit_group(0 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1463] <... exit_group resumed>) = ? [pid 1462] close(10 [pid 1464] close(16 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(11 [pid 1464] close(17 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(12 [pid 1464] close(18 [pid 1463] +++ exited with 0 +++ [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(13 [pid 1464] close(19 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(14 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(15 [pid 1464] close(20 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(16 [pid 1464] close(21 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(17 [pid 1464] close(22) = -1 EBADF (Bad file descriptor) [pid 1464] close(23) = -1 EBADF (Bad file descriptor) [pid 1464] close(24) = -1 EBADF (Bad file descriptor) [pid 1464] close(25) = -1 EBADF (Bad file descriptor) [pid 1464] close(26) = -1 EBADF (Bad file descriptor) [pid 1464] close(27) = -1 EBADF (Bad file descriptor) [pid 1464] close(28) = -1 EBADF (Bad file descriptor) [pid 1464] close(29) = -1 EBADF (Bad file descriptor) [pid 1464] exit_group(0 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./283", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1462] close(18 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1464] <... exit_group resumed>) = ? [pid 1462] close(19) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./283", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1462] close(20) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1462] close(21 [pid 1464] +++ exited with 0 +++ [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1462] close(22 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1462] close(23 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(24 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./283/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1462] close(25 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./283/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1462] close(26 [pid 301] unlink("./283/binderfs" [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1462] close(27) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1462] close(28 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1462] close(29 [pid 301] <... close resumed>) = 0 [pid 1462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./283") = 0 [pid 1462] exit_group(0 [pid 301] mkdir("./284", 0777 [pid 1462] <... exit_group resumed>) = ? [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1465 attached , child_tidptr=0x555569336650) = 286 [pid 1465] set_robust_list(0x555569336660, 24) = 0 [pid 1462] +++ exited with 0 +++ [pid 1465] chdir("./284" [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1465] <... chdir resumed>) = 0 [pid 1465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1465] setpgid(0, 0) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1465] write(3, "1000", 4) = 4 [pid 1465] close(3) = 0 [pid 1465] symlink("/dev/binderfs", "./binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1465] <... symlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1465] write(1, "executing program\n", 18 [pid 302] <... openat resumed>) = 3 [pid 1465] <... write resumed>) = 18 executing program [pid 302] newfstatat(3, "", [pid 1465] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1465] <... openat resumed>) = 3 [pid 302] getdents64(3, [pid 1465] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1465] <... openat resumed>) = 4 [pid 302] umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1465] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1465] <... openat resumed>) = 5 [pid 302] newfstatat(AT_FDCWD, "./298/binderfs", [pid 1465] setns(201, 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1465] <... setns resumed>) = 0 [pid 1465] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] unlink("./298/binderfs" [pid 1465] setns(5, 0) = 0 [pid 302] <... unlink resumed>) = 0 [pid 303] umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1465] close(5) = 0 [pid 1465] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 1465] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1465] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 1465] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 1465] close(4 [pid 303] newfstatat(3, "", [pid 302] rmdir("./298" [pid 1465] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1465] close(5) = -1 EBADF (Bad file descriptor) [pid 1465] close(6 [pid 302] <... rmdir resumed>) = 0 [pid 1465] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 302] mkdir("./299", 0777 [pid 1465] close(7) = -1 EBADF (Bad file descriptor) [pid 1465] close(8 [pid 302] <... mkdir resumed>) = 0 [pid 1465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1465] close(9) = -1 EBADF (Bad file descriptor) [pid 1465] close(10) = -1 EBADF (Bad file descriptor) [pid 1465] close(11) = -1 EBADF (Bad file descriptor) [pid 1465] close(12) = -1 EBADF (Bad file descriptor) [pid 1465] close(13) = -1 EBADF (Bad file descriptor) [pid 1465] close(14) = -1 EBADF (Bad file descriptor) [pid 1465] close(15) = -1 EBADF (Bad file descriptor) [pid 1465] close(16) = -1 EBADF (Bad file descriptor) [pid 1465] close(17) = -1 EBADF (Bad file descriptor) [pid 1465] close(18) = -1 EBADF (Bad file descriptor) [pid 1465] close(19) = -1 EBADF (Bad file descriptor) [pid 1465] close(20) = -1 EBADF (Bad file descriptor) [pid 1465] close(21) = -1 EBADF (Bad file descriptor) [pid 1465] close(22) = -1 EBADF (Bad file descriptor) [pid 1465] close(23) = -1 EBADF (Bad file descriptor) [pid 1465] close(24) = -1 EBADF (Bad file descriptor) [pid 1465] close(25) = -1 EBADF (Bad file descriptor) [pid 1465] close(26) = -1 EBADF (Bad file descriptor) [pid 1465] close(27) = -1 EBADF (Bad file descriptor) [pid 1465] close(28) = -1 EBADF (Bad file descriptor) [pid 1465] close(29) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1465] exit_group(0) = ? ./strace-static-x86_64: Process 1466 attached [pid 1465] +++ exited with 0 +++ [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 301 [pid 303] newfstatat(AT_FDCWD, "./286/binderfs", [pid 1466] set_robust_list(0x555569336660, 24 [pid 303] <... 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=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1466] <... set_robust_list resumed>) = 0 [pid 303] unlink("./286/binderfs" [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1466] chdir("./299" [pid 306] <... restart_syscall resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, [pid 1466] <... chdir resumed>) = 0 [pid 1466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1466] setpgid(0, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] close(3 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1466] <... setpgid resumed>) = 0 [pid 1466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... restart_syscall resumed>) = 0 [pid 303] rmdir("./286" [pid 306] <... openat resumed>) = 3 [pid 1466] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 303] <... rmdir resumed>) = 0 [pid 1466] write(3, "1000", 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1466] <... write resumed>) = 4 [pid 303] mkdir("./287", 0777 [pid 306] getdents64(3, [pid 1466] close(3 [pid 301] umount2("./284", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1466] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... mkdir resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 1466] symlink("/dev/binderfs", "./binderfs" [pid 306] umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] openat(AT_FDCWD, "./284", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1466] <... symlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./288/binderfs", [pid 1466] write(1, "executing program\n", 18 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(3, "", [pid 1466] <... write resumed>) = 18 [pid 306] unlink("./288/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1466] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... unlink resumed>) = 0 [pid 301] getdents64(3, [pid 1466] <... openat resumed>) = 3 [pid 306] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1466] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] close(3 [pid 301] umount2("./284/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1467 attached [pid 1466] <... openat resumed>) = 4 [pid 306] <... close resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] rmdir("./288" [pid 301] newfstatat(AT_FDCWD, "./284/binderfs", [pid 1467] set_robust_list(0x555569336660, 24 [pid 1466] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] <... rmdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 289 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1467] <... set_robust_list resumed>) = 0 [pid 1466] <... openat resumed>) = 5 [pid 306] mkdir("./289", 0777 [pid 301] unlink("./284/binderfs") = 0 [pid 1466] setns(201, 0 [pid 306] <... mkdir resumed>) = 0 [pid 1467] chdir("./287" [pid 1466] <... setns resumed>) = 0 [pid 301] getdents64(3, [pid 1466] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1467] <... chdir resumed>) = 0 [pid 1466] <... socket resumed>) = 6 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3 [pid 1466] setns(5, 0 [pid 301] <... close resumed>) = 0 [pid 1466] <... setns resumed>) = 0 [pid 301] rmdir("./284" [pid 1466] close(5 [pid 301] <... rmdir resumed>) = 0 [pid 1466] <... close resumed>) = 0 [pid 301] mkdir("./285", 0777 [pid 1467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1466] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... mkdir resumed>) = 0 [pid 1467] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 1468 attached [pid 1467] setpgid(0, 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 291 [pid 1468] set_robust_list(0x555569336660, 24 [pid 1467] <... setpgid resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1468] <... set_robust_list resumed>) = 0 [pid 1467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1466] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ./strace-static-x86_64: Process 1469 attached [pid 1468] chdir("./289" [pid 1466] close(3 [pid 1467] <... openat resumed>) = 3 [pid 1469] set_robust_list(0x555569336660, 24 [pid 1466] <... close resumed>) = 0 [pid 1468] <... chdir resumed>) = 0 [pid 1466] close(4 [pid 1469] <... set_robust_list resumed>) = 0 [pid 1468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1467] write(3, "1000", 4 [pid 1466] <... close resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 287 [pid 1468] <... prctl resumed>) = 0 [pid 1467] <... write resumed>) = 4 [pid 1466] close(5 [pid 1469] chdir("./285" [pid 1468] setpgid(0, 0 [pid 1467] close(3 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... chdir resumed>) = 0 [pid 1468] <... setpgid resumed>) = 0 [pid 1467] <... close resumed>) = 0 [pid 1466] close(6 [pid 1469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1467] symlink("/dev/binderfs", "./binderfs" [pid 1466] <... close resumed>) = 0 [pid 1468] <... openat resumed>) = 3 [pid 1466] close(7) = -1 EBADF (Bad file descriptor) [pid 1466] close(8 [pid 1468] write(3, "1000", 4 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... write resumed>) = 4 [pid 1467] <... symlink resumed>) = 0 [pid 1468] close(3executing program [pid 1467] write(1, "executing program\n", 18 [pid 1466] close(9 [pid 1469] <... prctl resumed>) = 0 [pid 1468] <... close resumed>) = 0 [pid 1467] <... write resumed>) = 18 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] symlink("/dev/binderfs", "./binderfs" [pid 1466] close(10 [pid 1467] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1469] setpgid(0, 0executing program [pid 1468] <... symlink resumed>) = 0 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] close(11 [pid 1468] write(1, "executing program\n", 18 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... setpgid resumed>) = 0 [pid 1468] <... write resumed>) = 18 [pid 1467] <... openat resumed>) = 3 [pid 1466] close(12 [pid 1469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1468] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... openat resumed>) = 3 [pid 1466] close(13) = -1 EBADF (Bad file descriptor) [pid 1468] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1466] close(14 [pid 1467] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1468] <... openat resumed>) = 4 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... openat resumed>) = 3 [pid 1466] close(15 [pid 1468] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] write(3, "1000", 4 [pid 1467] <... openat resumed>) = 4 [pid 1469] <... write resumed>) = 4 [pid 1467] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1469] close(3 [pid 1468] <... openat resumed>) = 5 [pid 1467] <... openat resumed>) = 5 [pid 1466] close(16 [pid 1468] setns(201, 0 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... setns resumed>) = 0 [pid 1466] close(17 [pid 1468] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = 0 [pid 1468] <... socket resumed>) = 6 [pid 1467] setns(201, 0 [pid 1466] close(18 [pid 1468] setns(5, 0 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] symlink("/dev/binderfs", "./binderfs" [pid 1468] <... setns resumed>) = 0 [pid 1467] <... setns resumed>) = 0 [pid 1466] close(19 [pid 1468] close(5 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1469] <... symlink resumed>) = 0 [pid 1468] <... close resumed>) = 0 [pid 1467] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1466] close(20 [pid 1469] write(1, "executing program\n", 18 [pid 1468] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... write resumed>) = 18 [pid 1467] <... socket resumed>) = 6 [pid 1469] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1467] setns(5, 0 [pid 1466] close(21 [pid 1467] <... setns resumed>) = 0 [pid 1469] <... openat resumed>) = 3 [pid 1468] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1467] close(5 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = 0 [pid 1466] close(22 [pid 1468] close(3 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = 0 [pid 1467] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1466] close(23 [pid 1468] close(4 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1468] <... close resumed>) = 0 [pid 1466] close(24 [pid 1468] close(5 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] close(25 [pid 1468] close(6 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... openat resumed>) = 4 [pid 1468] <... close resumed>) = 0 [pid 1466] close(26 [pid 1469] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1467] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1468] close(7 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] close(27 [pid 1469] <... openat resumed>) = 5 [pid 1468] close(8 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] close(28 [pid 1468] close(9 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] close(29 [pid 1468] close(10 [pid 1466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] exit_group(0 [pid 1469] setns(201, 0 [pid 1468] close(11 [pid 1467] close(3 [pid 1469] <... setns resumed>) = 0 [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1466] <... exit_group resumed>) = ? [pid 1469] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1468] close(12 [pid 1467] <... close resumed>) = 0 [pid 1466] +++ exited with 0 +++ [pid 1469] <... socket resumed>) = 6 [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(4 [pid 1469] setns(5, 0 [pid 1468] close(13 [pid 1469] <... setns resumed>) = 0 [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = 0 [pid 1469] close(5 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1469] <... close resumed>) = 0 [pid 1468] close(14 [pid 1469] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1468] close(15) = -1 EBADF (Bad file descriptor) [pid 1468] close(16) = -1 EBADF (Bad file descriptor) [pid 1468] close(17) = -1 EBADF (Bad file descriptor) [pid 1468] close(18) = -1 EBADF (Bad file descriptor) [pid 1468] close(19) = -1 EBADF (Bad file descriptor) [pid 1468] close(20) = -1 EBADF (Bad file descriptor) [pid 1468] close(21) = -1 EBADF (Bad file descriptor) [pid 1468] close(22) = -1 EBADF (Bad file descriptor) [pid 1468] close(23) = -1 EBADF (Bad file descriptor) [pid 1468] close(24) = -1 EBADF (Bad file descriptor) [pid 1468] close(25) = -1 EBADF (Bad file descriptor) [pid 1468] close(26) = -1 EBADF (Bad file descriptor) [pid 1468] close(27) = -1 EBADF (Bad file descriptor) [pid 1468] close(28) = -1 EBADF (Bad file descriptor) [pid 1467] close(5 [pid 1468] close(29) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1468] exit_group(0 [pid 1467] close(6 [pid 1469] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1468] <... exit_group resumed>) = ? [pid 1469] close(3 [pid 1468] +++ exited with 0 +++ [pid 1467] <... close resumed>) = 0 [pid 1469] <... close resumed>) = 0 [pid 1467] close(7 [pid 1469] close(4 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(8 [pid 1469] <... close resumed>) = 0 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(5 [pid 1467] close(9 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(6 [pid 1467] close(10 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = 0 [pid 1467] close(11 [pid 1469] close(7 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1467] close(12) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(8) = -1 EBADF (Bad file descriptor) [pid 1469] close(9) = -1 EBADF (Bad file descriptor) [pid 1467] close(13 [pid 1469] close(10 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(14 [pid 302] umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1469] close(11 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(15 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1469] close(12 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(16 [pid 302] openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1469] close(13 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(14) = -1 EBADF (Bad file descriptor) [pid 1469] close(15 [pid 1467] close(17 [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1467] close(18 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1469] close(16) = -1 EBADF (Bad file descriptor) [pid 1469] close(17 [pid 1467] close(19 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(18 [pid 302] umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(20 [pid 1469] close(19 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(21 [pid 302] newfstatat(AT_FDCWD, "./299/binderfs", [pid 1469] close(20 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1469] close(21) = -1 EBADF (Bad file descriptor) [pid 1469] close(22) = -1 EBADF (Bad file descriptor) [pid 1469] close(23) = -1 EBADF (Bad file descriptor) [pid 1469] close(24) = -1 EBADF (Bad file descriptor) [pid 1469] close(25 [pid 1467] close(22 [pid 302] unlink("./299/binderfs" [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(26 [pid 302] <... unlink resumed>) = 0 [pid 1467] close(23 [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(27) = -1 EBADF (Bad file descriptor) [pid 1467] close(24 [pid 302] getdents64(3, [pid 1469] close(28 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1469] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] close(29) = -1 EBADF (Bad file descriptor) [pid 1467] close(25 [pid 302] close(3 [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1467] close(26 [pid 302] rmdir("./299" [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1469] exit_group(0 [pid 1467] close(27 [pid 302] <... rmdir resumed>) = 0 [pid 1469] <... exit_group resumed>) = ? [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./300", 0777 [pid 1467] close(28 [pid 302] <... mkdir resumed>) = 0 [pid 1469] +++ exited with 0 +++ [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1467] close(29 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1467] exit_group(0 [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1470 attached [pid 1467] <... exit_group resumed>) = ? [pid 1470] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 302 [pid 1470] <... set_robust_list resumed>) = 0 [pid 1470] chdir("./300") = 0 [pid 1470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1470] setpgid(0, 0) = 0 [pid 1470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1467] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1470] <... openat resumed>) = 3 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1470] write(3, "1000", 4 [pid 306] <... restart_syscall resumed>) = 0 [pid 1470] <... write resumed>) = 4 [pid 1470] close(3 [pid 306] umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1470] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1470] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, [pid 1470] <... symlink resumed>) = 0 [pid 1470] write(1, "executing program\n", 18 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 executing program [pid 1470] <... write resumed>) = 18 [pid 306] umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./289/binderfs" [pid 1470] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... unlink resumed>) = 0 [pid 1470] <... openat resumed>) = 3 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1470] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] close(3) = 0 [pid 306] rmdir("./289") = 0 [pid 306] mkdir("./290", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1470] <... openat resumed>) = 4 [pid 1470] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 1471 attached [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 292 [pid 1470] <... openat resumed>) = 5 [pid 1471] set_robust_list(0x555569336660, 24) = 0 [pid 1470] setns(201, 0) = 0 [pid 1470] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1471] chdir("./290" [pid 1470] <... socket resumed>) = 6 [pid 1470] setns(5, 0) = 0 [pid 1470] close(5) = 0 [pid 1471] <... chdir resumed>) = 0 [pid 301] umount2("./285", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1470] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] openat(AT_FDCWD, "./285", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1471] <... prctl resumed>) = 0 [pid 1471] setpgid(0, 0 [pid 301] <... openat resumed>) = 3 [pid 1471] <... setpgid resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1470] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] getdents64(3, [pid 1470] close(3) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1470] close(4) = 0 [pid 1470] close(5) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./285/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1471] <... openat resumed>) = 3 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1471] write(3, "1000", 4 [pid 1470] close(6 [pid 301] newfstatat(AT_FDCWD, "./285/binderfs", [pid 1471] <... write resumed>) = 4 [pid 1470] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1470] close(7 [pid 301] unlink("./285/binderfs" [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... unlink resumed>) = 0 [pid 1470] close(8 [pid 301] getdents64(3, [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1470] close(9 [pid 301] close(3 [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1470] close(10) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./285" [pid 1471] close(3 [pid 1470] close(11 [pid 301] <... rmdir resumed>) = 0 [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1470] close(12 [pid 301] mkdir("./286", 0777 [pid 1471] <... close resumed>) = 0 [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1470] close(13 [pid 301] <... mkdir resumed>) = 0 [pid 1471] write(1, "executing program\n", 18 [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] <... write resumed>) = 18 [pid 1470] close(14 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1471] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1472 attached [pid 1471] <... openat resumed>) = 3 [pid 1470] close(15) = -1 EBADF (Bad file descriptor) [pid 1471] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1472] set_robust_list(0x555569336660, 24 [pid 1470] close(16) = -1 EBADF (Bad file descriptor) [pid 1470] close(17) = -1 EBADF (Bad file descriptor) [pid 1470] close(18) = -1 EBADF (Bad file descriptor) [pid 1470] close(19) = -1 EBADF (Bad file descriptor) [pid 1470] close(20 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 288 [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1470] close(21) = -1 EBADF (Bad file descriptor) [pid 1470] close(22) = -1 EBADF (Bad file descriptor) [pid 1470] close(23) = -1 EBADF (Bad file descriptor) [pid 1470] close(24) = -1 EBADF (Bad file descriptor) [pid 1470] close(25) = -1 EBADF (Bad file descriptor) [pid 1470] close(26) = -1 EBADF (Bad file descriptor) [pid 1470] close(27) = -1 EBADF (Bad file descriptor) [pid 1470] close(28) = -1 EBADF (Bad file descriptor) [pid 1470] close(29 [pid 1471] <... openat resumed>) = 4 [pid 1472] <... set_robust_list resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 1471] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1472] chdir("./286" [pid 1470] exit_group(0 [pid 1472] <... chdir resumed>) = 0 [pid 1471] <... openat resumed>) = 5 [pid 1470] <... exit_group resumed>) = ? [pid 1472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1471] setns(201, 0 [pid 1470] +++ exited with 0 +++ [pid 1472] <... prctl resumed>) = 0 [pid 1471] <... setns resumed>) = 0 [pid 303] umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1472] setpgid(0, 0 [pid 1471] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1472] <... setpgid resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1471] <... socket resumed>) = 6 [pid 303] openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1471] setns(5, 0 [pid 303] <... openat resumed>) = 3 [pid 1471] <... setns resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1471] close(5 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1471] <... close resumed>) = 0 [pid 303] getdents64(3, [pid 1472] <... openat resumed>) = 3 [pid 1471] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1472] write(3, "1000", 4 [pid 303] umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1472] <... write resumed>) = 4 [pid 1472] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1472] <... close resumed>) = 0 [pid 1472] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1472] write(1, "executing program\n", 18) = 18 [pid 1472] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1472] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1472] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] newfstatat(AT_FDCWD, "./287/binderfs", [pid 1472] <... openat resumed>) = 5 [pid 1471] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1471] close(3 [pid 303] unlink("./287/binderfs" [pid 1472] setns(201, 0) = 0 [pid 1471] <... close resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 1472] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 303] getdents64(3, [pid 1472] setns(5, 0 [pid 1471] close(4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1472] <... setns resumed>) = 0 [pid 1471] <... close resumed>) = 0 [pid 303] close(3 [pid 1472] close(5) = 0 [pid 1471] close(5 [pid 303] <... close resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./287" [pid 1472] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... rmdir resumed>) = 0 [pid 1472] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1471] close(6 [pid 303] mkdir("./288", 0777 [pid 1472] close(3) = 0 [pid 1472] close(4) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 1472] close(5) = -1 EBADF (Bad file descriptor) [pid 1472] close(6) = 0 [pid 1472] close(7) = -1 EBADF (Bad file descriptor) [pid 1472] close(8) = -1 EBADF (Bad file descriptor) [pid 1472] close(9) = -1 EBADF (Bad file descriptor) [pid 1472] close(10) = -1 EBADF (Bad file descriptor) [pid 1472] close(11) = -1 EBADF (Bad file descriptor) [pid 1472] close(12) = -1 EBADF (Bad file descriptor) [pid 1472] close(13) = -1 EBADF (Bad file descriptor) [pid 1472] close(14) = -1 EBADF (Bad file descriptor) [pid 1472] close(15) = -1 EBADF (Bad file descriptor) [pid 1472] close(16) = -1 EBADF (Bad file descriptor) [pid 1472] close(17) = -1 EBADF (Bad file descriptor) [pid 1472] close(18) = -1 EBADF (Bad file descriptor) [pid 1472] close(19) = -1 EBADF (Bad file descriptor) [pid 1472] close(20) = -1 EBADF (Bad file descriptor) [pid 1472] close(21) = -1 EBADF (Bad file descriptor) [pid 1472] close(22) = -1 EBADF (Bad file descriptor) [pid 1472] close(23) = -1 EBADF (Bad file descriptor) [pid 1472] close(24) = -1 EBADF (Bad file descriptor) [pid 1472] close(25) = -1 EBADF (Bad file descriptor) [pid 1472] close(26) = -1 EBADF (Bad file descriptor) [pid 1472] close(27) = -1 EBADF (Bad file descriptor) [pid 1472] close(28) = -1 EBADF (Bad file descriptor) [pid 1472] close(29) = -1 EBADF (Bad file descriptor) [pid 1472] exit_group(0) = ? [pid 1471] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1472] +++ exited with 0 +++ ./strace-static-x86_64: Process 1473 attached [pid 1471] close(7 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 290 [pid 1473] set_robust_list(0x555569336660, 24 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] close(8) = -1 EBADF (Bad file descriptor) [pid 1471] close(9 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] close(10) = -1 EBADF (Bad file descriptor) [pid 1471] close(11 [pid 302] <... restart_syscall resumed>) = 0 [pid 1473] <... set_robust_list resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] chdir("./288" [pid 1471] close(12 [pid 301] umount2("./286", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1473] <... chdir resumed>) = 0 [pid 1471] close(13 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] openat(AT_FDCWD, "./286", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1473] <... prctl resumed>) = 0 [pid 1471] close(14 [pid 302] <... openat resumed>) = 3 [pid 301] <... openat resumed>) = 3 [pid 1473] setpgid(0, 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 301] newfstatat(3, "", [pid 1473] <... setpgid resumed>) = 0 [pid 1471] close(15 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] close(16 [pid 302] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1471] close(17 [pid 302] umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1473] <... openat resumed>) = 3 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./286/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1473] write(3, "1000", 4 [pid 1471] close(18 [pid 302] newfstatat(AT_FDCWD, "./300/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1473] <... write resumed>) = 4 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(3 [pid 1471] close(19 [pid 1473] <... close resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./286/binderfs", [pid 1473] symlink("/dev/binderfs", "./binderfs" [pid 1471] close(20 [pid 302] unlink("./300/binderfs" [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] unlink("./286/binderfs") = 0 [pid 302] getdents64(3, [pid 301] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] close(3 [pid 302] <... close resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 302] rmdir("./300") = 0 [pid 301] rmdir("./286") = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] close(21 [pid 302] mkdir("./301", 0777 [pid 301] mkdir("./287", 0777 [pid 1473] <... symlink resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1473] write(1, "executing program\n", 18 [pid 1471] close(22 [pid 1473] <... write resumed>) = 18 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1473] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1471] close(23 [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./strace-static-x86_64: Process 1474 attached [pid 1473] <... openat resumed>) = 3 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1475 attached [pid 1474] set_robust_list(0x555569336660, 24 [pid 1473] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1471] close(24) = -1 EBADF (Bad file descriptor) [pid 1475] set_robust_list(0x555569336660, 24 [pid 1471] close(25) = -1 EBADF (Bad file descriptor) [pid 1474] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 289 [pid 1471] close(26 [pid 1475] <... set_robust_list resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] chdir("./287" [pid 1474] chdir("./301" [pid 1473] <... openat resumed>) = 4 [pid 1471] close(27 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 303 [pid 1475] <... chdir resumed>) = 0 [pid 1474] <... chdir resumed>) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1471] close(28 [pid 1475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] setpgid(0, 0) = 0 [pid 1471] close(29 executing program [pid 1475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1471] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] <... openat resumed>) = 3 [pid 1471] exit_group(0 [pid 1474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1473] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1471] <... exit_group resumed>) = ? [pid 1475] write(3, "1000", 4) = 4 [pid 1475] close(3) = 0 [pid 1475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1475] write(1, "executing program\n", 18) = 18 [pid 1475] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1475] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1471] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1475] <... openat resumed>) = 4 [pid 1475] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1473] <... openat resumed>) = 5 [pid 1475] setns(201, 0 [pid 1474] <... prctl resumed>) = 0 [pid 1475] <... setns resumed>) = 0 [pid 1475] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1474] setpgid(0, 0 [pid 1473] setns(201, 0 [pid 1474] <... setpgid resumed>) = 0 [pid 1473] <... setns resumed>) = 0 [pid 1475] <... socket resumed>) = 6 [pid 1474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1475] setns(5, 0 [pid 1473] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1475] <... setns resumed>) = 0 [pid 1475] close(5 [pid 1474] <... openat resumed>) = 3 [pid 1475] <... close resumed>) = 0 [pid 1475] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1473] <... socket resumed>) = 6 [pid 1473] setns(5, 0 [pid 1474] write(3, "1000", 4 [pid 1473] <... setns resumed>) = 0 [pid 1474] <... write resumed>) = 4 [pid 1475] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1475] close(3) = 0 [pid 1475] close(4) = 0 [pid 1473] close(5 [pid 1474] close(3 [pid 1475] close(5) = -1 EBADF (Bad file descriptor) [pid 1475] close(6 [pid 1474] <... close resumed>) = 0 [pid 1475] <... close resumed>) = 0 [pid 1473] <... close resumed>) = 0 [pid 1475] close(7) = -1 EBADF (Bad file descriptor) executing program [pid 1473] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1474] symlink("/dev/binderfs", "./binderfs" [pid 1475] close(8) = -1 EBADF (Bad file descriptor) [pid 1475] close(9) = -1 EBADF (Bad file descriptor) [pid 1475] close(10) = -1 EBADF (Bad file descriptor) [pid 1475] close(11) = -1 EBADF (Bad file descriptor) [pid 1475] close(12) = -1 EBADF (Bad file descriptor) [pid 1474] <... symlink resumed>) = 0 [pid 1475] close(13 [pid 1474] write(1, "executing program\n", 18 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1475] close(14 [pid 1474] <... write resumed>) = 18 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] close(15) = -1 EBADF (Bad file descriptor) [pid 1475] close(16) = -1 EBADF (Bad file descriptor) [pid 1475] close(17) = -1 EBADF (Bad file descriptor) [pid 1475] close(18) = -1 EBADF (Bad file descriptor) [pid 1475] close(19) = -1 EBADF (Bad file descriptor) [pid 1475] close(20) = -1 EBADF (Bad file descriptor) [pid 1475] close(21 [pid 1474] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1473] close(3 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] close(22 [pid 1474] <... openat resumed>) = 3 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] <... close resumed>) = 0 [pid 1475] close(23 [pid 1474] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1473] close(4 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] close(24) = -1 EBADF (Bad file descriptor) [pid 1475] close(25 [pid 1474] <... openat resumed>) = 4 [pid 1473] <... close resumed>) = 0 [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] close(26) = -1 EBADF (Bad file descriptor) [pid 1473] close(5 [pid 1475] close(27 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1473] close(6 [pid 1475] close(28) = -1 EBADF (Bad file descriptor) [pid 1473] <... close resumed>) = 0 [pid 1475] close(29) = -1 EBADF (Bad file descriptor) [pid 1475] exit_group(0 [pid 1474] <... openat resumed>) = 5 [pid 1473] close(7 [pid 1475] <... exit_group resumed>) = ? [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] setns(201, 0 [pid 1475] +++ exited with 0 +++ [pid 1474] <... setns resumed>) = 0 [pid 1473] close(8) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... restart_syscall resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1473] close(9 [pid 1474] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1474] setns(5, 0 [pid 1473] close(10) = -1 EBADF (Bad file descriptor) [pid 1474] <... setns resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... restart_syscall resumed>) = 0 [pid 306] openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1473] close(11 [pid 1474] close(5 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] <... close resumed>) = 0 [pid 1473] close(12 [pid 306] <... openat resumed>) = 3 [pid 301] umount2("./287", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1474] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1473] close(13 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 301] openat(AT_FDCWD, "./287", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1473] close(14 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... openat resumed>) = 3 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1473] close(15 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(3, "", [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./290/binderfs", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] getdents64(3, [pid 306] unlink("./290/binderfs") = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./287/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] getdents64(3, [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 301] newfstatat(AT_FDCWD, "./287/binderfs", [pid 306] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] rmdir("./290" [pid 301] unlink("./287/binderfs" [pid 1474] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1473] close(16 [pid 306] <... rmdir resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1474] close(3 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(17) = -1 EBADF (Bad file descriptor) [pid 1473] close(18 [pid 1474] <... close resumed>) = 0 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] close(4 [pid 1473] close(19) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./291", 0777 [pid 301] getdents64(3, [pid 1474] <... close resumed>) = 0 [pid 1473] close(20 [pid 306] <... mkdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] close(3./strace-static-x86_64: Process 1476 attached [pid 1474] close(5 [pid 1473] close(21 [pid 301] <... close resumed>) = 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] close(6 [pid 1473] close(22 [pid 301] rmdir("./287" [pid 1476] set_robust_list(0x555569336660, 24 [pid 1474] <... close resumed>) = 0 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1476] <... set_robust_list resumed>) = 0 [pid 1473] close(23 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 293 [pid 301] mkdir("./288", 0777 [pid 1474] close(7 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1476] chdir("./291" [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(24 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1476] <... chdir resumed>) = 0 [pid 1474] close(8 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(25./strace-static-x86_64: Process 1477 attached [pid 1476] <... prctl resumed>) = 0 [pid 1474] close(9 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] setpgid(0, 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(26 [pid 1477] set_robust_list(0x555569336660, 24 [pid 1476] <... setpgid resumed>) = 0 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 290 [pid 1477] <... set_robust_list resumed>) = 0 [pid 1473] close(27 [pid 1477] chdir("./288" [pid 1476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1474] close(10 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] <... chdir resumed>) = 0 [pid 1477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1473] close(28 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] setpgid(0, 0 [pid 1474] close(11 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... openat resumed>) = 3 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1473] close(29 [pid 1477] <... setpgid resumed>) = 0 [pid 1474] close(12 [pid 1473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1476] write(3, "1000", 4 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] <... openat resumed>) = 3 [pid 1476] <... write resumed>) = 4 [pid 1474] close(13 [pid 1473] exit_group(0 [pid 1476] close(3 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] write(3, "1000", 4) = 4 [pid 1477] close(3executing program ) = 0 [pid 1476] <... close resumed>) = 0 [pid 1474] close(14 [pid 1473] <... exit_group resumed>) = ? [pid 1476] symlink("/dev/binderfs", "./binderfs" [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1477] write(1, "executing program\n", 18) = 18 [pid 1477] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1477] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1473] +++ exited with 0 +++ [pid 1477] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1476] <... symlink resumed>) = 0 [pid 1474] close(15 [pid 1476] write(1, "executing program\n", 18 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1477] setns(201, 0executing program [pid 1476] <... write resumed>) = 18 [pid 1474] close(16 [pid 1477] <... setns resumed>) = 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1477] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... restart_syscall resumed>) = 0 [pid 1477] <... socket resumed>) = 6 [pid 1477] setns(5, 0) = 0 [pid 1476] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1474] close(17 [pid 1477] close(5 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1477] <... close resumed>) = 0 [pid 1476] <... openat resumed>) = 3 [pid 1474] close(18 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1477] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1476] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1474] close(19 [pid 1477] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... openat resumed>) = 4 [pid 1474] close(20 [pid 1477] close(3 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... openat resumed>) = 3 [pid 1474] close(21 [pid 1477] <... close resumed>) = 0 [pid 1476] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1477] close(4 [pid 1474] close(22 [pid 1477] <... close resumed>) = 0 [pid 1476] <... openat resumed>) = 5 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1477] close(5 [pid 1474] close(23 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] setns(201, 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(6 [pid 1476] <... setns resumed>) = 0 [pid 1474] close(24 [pid 303] getdents64(3, [pid 1477] <... close resumed>) = 0 [pid 1476] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1474] close(25 [pid 303] umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1474] close(26 [pid 303] newfstatat(AT_FDCWD, "./288/binderfs", [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1474] close(27 [pid 303] unlink("./288/binderfs" [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(7 [pid 1476] <... socket resumed>) = 6 [pid 1474] close(28 [pid 303] <... unlink resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] setns(5, 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1477] close(8 [pid 1476] <... setns resumed>) = 0 [pid 1474] close(29 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(5 [pid 1477] close(9 [pid 1476] <... close resumed>) = 0 [pid 1474] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1477] close(10 [pid 1474] exit_group(0 [pid 303] close(3 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1474] <... exit_group resumed>) = ? [pid 1477] close(11 [pid 1476] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... close resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(3 [pid 303] rmdir("./288" [pid 1477] close(12 [pid 1476] <... close resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1477] close(13 [pid 1476] close(4 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(14 [pid 1476] <... close resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(15 [pid 1476] close(5 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(16) = -1 EBADF (Bad file descriptor) [pid 1476] close(6 [pid 1477] close(17 [pid 1476] <... close resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(18) = -1 EBADF (Bad file descriptor) [pid 1476] close(7 [pid 1477] close(19) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(20 [pid 1476] close(8 [pid 1474] +++ exited with 0 +++ [pid 303] mkdir("./289", 0777 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1477] close(21 [pid 1476] close(9 [pid 303] <... mkdir resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1477] close(22 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(10 [pid 1477] close(23) = -1 EBADF (Bad file descriptor) [pid 1477] close(24) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1478 attached [pid 1477] close(25 [pid 1476] close(11 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 291 [pid 1478] set_robust_list(0x555569336660, 24 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(26 [pid 1476] close(12 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1477] close(27 [pid 1476] close(13 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] <... set_robust_list resumed>) = 0 [pid 1478] chdir("./289" [pid 1477] close(28 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] <... chdir resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(14 [pid 1478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1477] close(29 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] <... prctl resumed>) = 0 [pid 1477] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(15 [pid 1478] setpgid(0, 0) = 0 [pid 1478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1477] exit_group(0 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] <... openat resumed>) = 3 [pid 1476] close(16 [pid 1478] write(3, "1000", 4 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1477] <... exit_group resumed>) = ? [pid 1478] <... write resumed>) = 4 [pid 1476] close(17 [pid 1478] close(3) = 0 [pid 1478] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1478] write(1, "executing program\n", 18) = 18 [pid 1478] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1478] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1477] +++ exited with 0 +++ [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 1476] close(18) = -1 EBADF (Bad file descriptor) [pid 1476] close(19 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1478] setns(201, 0 [pid 1476] close(20) = -1 EBADF (Bad file descriptor) [pid 1476] close(21 [pid 1478] <... setns resumed>) = 0 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 302] umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1476] close(22) = -1 EBADF (Bad file descriptor) [pid 1476] close(23) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./288", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1476] close(24 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1478] setns(5, 0 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1476] close(25 [pid 301] openat(AT_FDCWD, "./288", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1476] close(26) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1476] close(27 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1476] close(28) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1478] <... setns resumed>) = 0 [pid 1476] close(29 [pid 301] umount2("./288/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1478] close(5 [pid 1476] exit_group(0 [pid 302] openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] newfstatat(AT_FDCWD, "./288/binderfs", [pid 1476] <... exit_group resumed>) = ? [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1478] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] unlink("./288/binderfs" [pid 1478] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 302] newfstatat(3, "", [pid 1476] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1478] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 302] getdents64(3, [pid 1478] close(3 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1478] <... close resumed>) = 0 [pid 302] umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1478] close(4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] getdents64(3, [pid 1478] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] newfstatat(AT_FDCWD, "./301/binderfs", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] close(3 [pid 1478] close(5 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... close resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./301/binderfs" [pid 301] rmdir("./288" [pid 1478] close(6 [pid 302] <... unlink resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 301] mkdir("./289", 0777 [pid 1478] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1478] close(7 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] close(3 [pid 1478] close(8 [pid 302] <... close resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./301" [pid 1478] close(9) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 1478] close(10) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1479 attached [pid 1478] close(11 [pid 302] mkdir("./302", 0777 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1479] set_robust_list(0x555569336660, 24 [pid 1478] close(12 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 291 [pid 1479] <... set_robust_list resumed>) = 0 [pid 1479] chdir("./289" [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1479] <... chdir resumed>) = 0 [pid 1479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1479] setpgid(0, 0) = 0 [pid 1479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1479] write(3, "1000", 4 [pid 1478] close(13) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1480 attached [pid 1479] <... write resumed>) = 4 [pid 1480] set_robust_list(0x555569336660, 24 [pid 1479] close(3 [pid 1480] <... set_robust_list resumed>) = 0 [pid 1479] <... close resumed>) = 0 [pid 1480] chdir("./302" [pid 1479] symlink("/dev/binderfs", "./binderfs" [pid 1478] close(14 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 304 [pid 1480] <... chdir resumed>) = 0 [pid 1479] <... symlink resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1478] close(15executing program [pid 1480] <... prctl resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] setpgid(0, 0 [pid 1479] write(1, "executing program\n", 18 [pid 1480] <... setpgid resumed>) = 0 [pid 1479] <... write resumed>) = 18 [pid 1480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1479] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1478] close(16) = -1 EBADF (Bad file descriptor) [pid 1480] <... openat resumed>) = 3 [pid 1479] <... openat resumed>) = 3 [pid 1478] close(17) = -1 EBADF (Bad file descriptor) [pid 1480] write(3, "1000", 4 [pid 1479] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1478] close(18 [pid 1480] <... write resumed>) = 4 [pid 1479] <... openat resumed>) = 4 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1480] close(3 [pid 1479] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1478] close(19 [pid 1480] <... close resumed>) = 0 [pid 1479] <... openat resumed>) = 5 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] close(20) = -1 EBADF (Bad file descriptor) [pid 1480] symlink("/dev/binderfs", "./binderfs" [pid 1479] setns(201, 0 [pid 1478] close(21 [pid 1479] <... setns resumed>) = 0 [pid 1478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1478] close(22) = -1 EBADF (Bad file descriptor) [pid 1478] close(23) = -1 EBADF (Bad file descriptor) [pid 1478] close(24) = -1 EBADF (Bad file descriptor) [pid 1478] close(25) = -1 EBADF (Bad file descriptor) [pid 1478] close(26) = -1 EBADF (Bad file descriptor) [pid 1478] close(27) = -1 EBADF (Bad file descriptor) [pid 1478] close(28) = -1 EBADF (Bad file descriptor) [pid 1478] close(29) = -1 EBADF (Bad file descriptor) [pid 1480] <... symlink resumed>) = 0 [pid 1479] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1480] write(1, "executing program\n", 18 [pid 306] umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1480] <... write resumed>) = 18 [pid 1479] <... socket resumed>) = 6 executing program [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1479] setns(5, 0 [pid 306] openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1480] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1479] <... setns resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 1480] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1480] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 306] getdents64(3, [pid 1480] <... openat resumed>) = 4 [pid 1479] close(5 [pid 1478] exit_group(0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1480] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1479] <... close resumed>) = 0 [pid 1478] <... exit_group resumed>) = ? [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1479] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] newfstatat(AT_FDCWD, "./291/binderfs", [pid 1480] <... openat resumed>) = 5 [pid 1479] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1478] +++ exited with 0 +++ [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1479] close(3 [pid 306] unlink("./291/binderfs" [pid 1480] setns(201, 0 [pid 1479] <... close resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 1480] <... setns resumed>) = 0 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1480] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1480] <... socket resumed>) = 6 [pid 1479] close(4 [pid 306] getdents64(3, [pid 1480] setns(5, 0 [pid 1479] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1480] <... setns resumed>) = 0 [pid 1479] close(5 [pid 306] close(3 [pid 303] openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1480] close(5 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1480] <... close resumed>) = 0 [pid 1479] close(6 [pid 306] rmdir("./291" [pid 303] newfstatat(3, "", [pid 1480] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... rmdir resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1479] <... close resumed>) = 0 [pid 306] mkdir("./292", 0777 [pid 1480] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] getdents64(3, [pid 1479] close(7 [pid 306] <... mkdir resumed>) = 0 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1479] close(8 [pid 1480] close(3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1480] <... close resumed>) = 0 [pid 303] umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1480] close(4 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1480] <... close resumed>) = 0 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./289/binderfs", [pid 1480] close(5 [pid 1479] close(9./strace-static-x86_64: Process 1481 attached ) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 294 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1481] set_robust_list(0x555569336660, 24 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(10 [pid 303] unlink("./289/binderfs" [pid 1481] <... set_robust_list resumed>) = 0 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] chdir("./292" [pid 1480] close(6 [pid 1479] close(11 [pid 303] <... unlink resumed>) = 0 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... chdir resumed>) = 0 [pid 1480] <... close resumed>) = 0 [pid 1479] close(12 [pid 303] getdents64(3, [pid 1481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1480] close(7 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1481] <... prctl resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(13 [pid 303] close(3 [pid 1481] setpgid(0, 0 [pid 1480] close(8 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... setpgid resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(14 [pid 303] <... close resumed>) = 0 [pid 1481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1480] close(9 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./289" [pid 1480] close(10 [pid 1481] <... openat resumed>) = 3 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(15 [pid 303] <... rmdir resumed>) = 0 [pid 1481] write(3, "1000", 4 [pid 1480] close(11 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./290", 0777 [pid 1481] <... write resumed>) = 4 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(16 [pid 1481] close(3 [pid 1480] close(12 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... close resumed>) = 0 [pid 1479] close(17 [pid 1481] symlink("/dev/binderfs", "./binderfs" [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 executing program [pid 1481] <... symlink resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(18 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] write(1, "executing program\n", 18 [pid 1480] close(13 [pid 1479] close(19 [pid 1481] <... write resumed>) = 18 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1479] close(20) = -1 EBADF (Bad file descriptor) [pid 1481] <... openat resumed>) = 3 [pid 1479] close(21) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1482 attached [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1479] close(22 [pid 1482] set_robust_list(0x555569336660, 24 [pid 1481] <... openat resumed>) = 4 [pid 1480] close(14 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... set_robust_list resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] close(15 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 292 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1480] close(16 [pid 1479] close(23 [pid 1482] chdir("./290" [pid 1481] <... openat resumed>) = 5 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] setns(201, 0 [pid 1482] <... chdir resumed>) = 0 [pid 1480] close(17 [pid 1479] close(24 [pid 1482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1481] <... setns resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... prctl resumed>) = 0 [pid 1481] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1480] close(18 [pid 1479] close(25 [pid 1482] setpgid(0, 0 [pid 1481] <... socket resumed>) = 6 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... setpgid resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(26 [pid 1481] setns(5, 0 [pid 1480] close(19 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1481] <... setns resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(27 [pid 1481] close(5 [pid 1480] close(20 [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... openat resumed>) = 3 [pid 1481] <... close resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] close(28 [pid 1481] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] write(3, "1000", 4 [pid 1480] close(21 [pid 1479] close(29 [pid 1482] <... write resumed>) = 4 [pid 1481] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(3 [pid 1480] close(22 [pid 1482] <... close resumed>) = 0 [pid 1481] close(3 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] exit_group(0 [pid 1482] symlink("/dev/binderfs", "./binderfs" [pid 1481] <... close resumed>) = 0 [pid 1480] close(23 [pid 1481] close(4 [pid 1479] <... exit_group resumed>) = ? [pid 1482] <... symlink resumed>) = 0 [pid 1481] <... close resumed>) = 0 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(5) = -1 EBADF (Bad file descriptor) [pid 1480] close(24 [pid 1482] write(1, "executing program\n", 18 [pid 1481] close(6executing program [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1479] +++ exited with 0 +++ [pid 1482] <... write resumed>) = 18 [pid 1481] <... close resumed>) = 0 [pid 1480] close(25 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1482] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1481] close(7 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1482] <... openat resumed>) = 3 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1481] close(8 [pid 1480] close(26 [pid 1482] <... openat resumed>) = 4 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(9 [pid 1480] close(27 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1481] close(10 [pid 1480] close(28 [pid 1482] <... openat resumed>) = 5 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(11) = -1 EBADF (Bad file descriptor) [pid 1480] close(29 [pid 1481] close(12 [pid 1480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] setns(201, 0 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... setns resumed>) = 0 [pid 1481] close(13 [pid 1480] exit_group(0 [pid 1482] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... socket resumed>) = 6 [pid 1481] close(14 [pid 1480] <... exit_group resumed>) = ? [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] setns(5, 0 [pid 1481] close(15 [pid 1482] <... setns resumed>) = 0 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(5 [pid 1481] close(16 [pid 1482] <... close resumed>) = 0 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(17 [pid 1482] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(18 [pid 1480] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1482] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1481] close(19) = -1 EBADF (Bad file descriptor) [pid 1481] close(20 [pid 1482] close(3 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... close resumed>) = 0 [pid 1481] close(21 [pid 1482] close(4 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... close resumed>) = 0 [pid 1481] close(22) = -1 EBADF (Bad file descriptor) [pid 1482] close(5 [pid 1481] close(23 [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(6 [pid 1481] close(24 [pid 1482] <... close resumed>) = 0 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(25 [pid 1482] close(7 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(26 [pid 1482] close(8 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] close(27 [pid 1482] close(9 [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(10 [pid 1481] close(28 [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(11 [pid 1481] close(29 [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(12) = -1 EBADF (Bad file descriptor) [pid 1481] exit_group(0 [pid 1482] close(13) = -1 EBADF (Bad file descriptor) [pid 1482] close(14 [pid 1481] <... exit_group resumed>) = ? [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1482] close(15) = -1 EBADF (Bad file descriptor) [pid 1482] close(16) = -1 EBADF (Bad file descriptor) [pid 1481] +++ exited with 0 +++ [pid 1482] close(17) = -1 EBADF (Bad file descriptor) [pid 1482] close(18 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1482] close(19) = -1 EBADF (Bad file descriptor) [pid 1482] close(20) = -1 EBADF (Bad file descriptor) [pid 1482] close(21) = -1 EBADF (Bad file descriptor) [pid 1482] close(22) = -1 EBADF (Bad file descriptor) [pid 1482] close(23) = -1 EBADF (Bad file descriptor) [pid 1482] close(24) = -1 EBADF (Bad file descriptor) [pid 1482] close(25) = -1 EBADF (Bad file descriptor) [pid 1482] close(26) = -1 EBADF (Bad file descriptor) [pid 1482] close(27) = -1 EBADF (Bad file descriptor) [pid 1482] close(28) = -1 EBADF (Bad file descriptor) [pid 1482] close(29) = -1 EBADF (Bad file descriptor) [pid 1482] exit_group(0) = ? [pid 1482] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] umount2("./289", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./289", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./289/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./289/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] unlink("./289/binderfs") = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./289") = 0 [pid 301] mkdir("./290", 0777) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] umount2("./302", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... restart_syscall resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 292 [pid 302] newfstatat(3, "", ./strace-static-x86_64: Process 1483 attached [pid 306] umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 306] openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1483] set_robust_list(0x555569336660, 24 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... openat resumed>) = 3 [pid 1483] <... set_robust_list resumed>) = 0 [pid 306] newfstatat(3, "", [pid 302] umount2("./302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1483] chdir("./290" [pid 306] getdents64(3, [pid 302] newfstatat(AT_FDCWD, "./302/binderfs", [pid 1483] <... chdir resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] unlink("./302/binderfs" [pid 306] umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... unlink resumed>) = 0 [pid 1483] setpgid(0, 0) = 0 [pid 302] getdents64(3, [pid 306] newfstatat(AT_FDCWD, "./292/binderfs", [pid 1483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] close(3 [pid 1483] <... openat resumed>) = 3 [pid 306] unlink("./292/binderfs" [pid 302] <... close resumed>) = 0 [pid 1483] write(3, "1000", 4 [pid 302] rmdir("./302" [pid 1483] <... write resumed>) = 4 [pid 306] <... unlink resumed>) = 0 [pid 1483] close(3 [pid 306] getdents64(3, [pid 302] <... rmdir resumed>) = 0 [pid 1483] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 executing program [pid 302] mkdir("./303", 0777 [pid 1483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] close(3 [pid 302] <... mkdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 1483] write(1, "executing program\n", 18) = 18 [pid 1483] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] rmdir("./292" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... rmdir resumed>) = 0 [pid 1483] <... openat resumed>) = 3 [pid 1483] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1483] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY./strace-static-x86_64: Process 1484 attached ) = 5 [pid 306] mkdir("./293", 0777 [pid 1484] set_robust_list(0x555569336660, 24 [pid 303] <... restart_syscall resumed>) = 0 [pid 1484] <... set_robust_list resumed>) = 0 [pid 1483] setns(201, 0 [pid 306] <... mkdir resumed>) = 0 [pid 1484] chdir("./303" [pid 1483] <... setns resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 305 [pid 1483] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1484] <... chdir resumed>) = 0 [pid 1483] <... socket resumed>) = 6 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1483] setns(5, 0 [pid 303] openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 1485 attached [pid 1484] setpgid(0, 0 [pid 1483] <... setns resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1484] <... setpgid resumed>) = 0 [pid 1483] close(5 [pid 303] newfstatat(3, "", [pid 1485] set_robust_list(0x555569336660, 24 [pid 1484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1483] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1485] <... set_robust_list resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 295 [pid 1485] chdir("./293" [pid 1484] <... openat resumed>) = 3 [pid 1483] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] getdents64(3, [pid 1485] <... chdir resumed>) = 0 [pid 1485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1484] write(3, "1000", 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1485] setpgid(0, 0 [pid 1484] <... write resumed>) = 4 [pid 303] umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1484] close(3 [pid 1483] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1484] <... close resumed>) = 0 [pid 1483] close(3 [pid 303] newfstatat(AT_FDCWD, "./290/binderfs", [pid 1484] symlink("/dev/binderfs", "./binderfs" [pid 1483] <... close resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1485] <... setpgid resumed>) = 0 [pid 1484] <... symlink resumed>) = 0 [pid 1483] close(4 [pid 303] unlink("./290/binderfs" [pid 1485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1483] <... close resumed>) = 0 [pid 1484] write(1, "executing program\n", 18 [pid 303] <... unlink resumed>) = 0 [pid 1485] <... openat resumed>) = 3 [pid 1485] write(3, "1000", 4) = 4 [pid 1485] close(3) = 0 [pid 1485] symlink("/dev/binderfs", "./binderfs"executing program [pid 1483] close(5 [pid 1484] <... write resumed>) = 18 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1485] <... symlink resumed>) = 0 [pid 1484] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 executing program [pid 1485] write(1, "executing program\n", 18 [pid 1483] close(6 [pid 303] close(3 [pid 1485] <... write resumed>) = 18 [pid 1485] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1484] <... openat resumed>) = 3 [pid 1483] <... close resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 1485] <... openat resumed>) = 3 [pid 1483] close(7 [pid 303] rmdir("./290" [pid 1485] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1484] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1485] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1484] <... openat resumed>) = 4 [pid 1483] close(8 [pid 303] mkdir("./291", 0777 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1485] <... openat resumed>) = 5 [pid 1484] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1483] close(9 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1485] setns(201, 0 [pid 1484] <... openat resumed>) = 5 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1486 attached [pid 1485] <... setns resumed>) = 0 [pid 1483] close(10) = -1 EBADF (Bad file descriptor) [pid 1484] setns(201, 0 [pid 1483] close(11 [pid 1486] set_robust_list(0x555569336660, 24 [pid 1485] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1484] <... setns resumed>) = 0 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 293 [pid 1484] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1483] close(12 [pid 1486] <... set_robust_list resumed>) = 0 [pid 1485] <... socket resumed>) = 6 [pid 1484] <... socket resumed>) = 6 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] setns(5, 0 [pid 1484] setns(5, 0 [pid 1483] close(13 [pid 1486] chdir("./291" [pid 1485] <... setns resumed>) = 0 [pid 1484] <... setns resumed>) = 0 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] <... chdir resumed>) = 0 [pid 1485] close(5 [pid 1484] close(5 [pid 1483] close(14 [pid 1485] <... close resumed>) = 0 [pid 1484] <... close resumed>) = 0 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1483] close(15 [pid 1486] <... prctl resumed>) = 0 [pid 1484] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] setpgid(0, 0 [pid 1483] close(16) = -1 EBADF (Bad file descriptor) [pid 1484] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1483] close(17) = -1 EBADF (Bad file descriptor) [pid 1483] close(18 [pid 1486] <... setpgid resumed>) = 0 [pid 1484] close(3 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1484] <... close resumed>) = 0 [pid 1483] close(19 [pid 1485] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1484] close(4 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] <... openat resumed>) = 3 [pid 1484] <... close resumed>) = 0 [pid 1483] close(20 [pid 1484] close(5 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] close(21 [pid 1484] close(6 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = 0 [pid 1483] close(22) = -1 EBADF (Bad file descriptor) [pid 1484] close(7 [pid 1483] close(23 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(8 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] close(24 [pid 1484] close(9 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] close(25 [pid 1484] close(10 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] close(26 [pid 1484] close(11 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(12 [pid 1483] close(27 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(13 [pid 1483] close(28 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(14 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] close(29 [pid 1484] close(15 [pid 1483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] close(3 [pid 1486] write(3, "1000", 4 [pid 1485] <... close resumed>) = 0 [pid 1486] <... write resumed>) = 4 [pid 1485] close(4 [pid 1486] close(3) = 0 [pid 1484] close(16 [pid 1483] exit_group(0 [pid 1486] symlink("/dev/binderfs", "./binderfs" [pid 1485] <... close resumed>) = 0 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1483] <... exit_group resumed>) = ? [pid 1486] <... symlink resumed>) = 0 [pid 1485] close(5 [pid 1484] close(17 [pid 1483] +++ exited with 0 +++ executing program [pid 1486] write(1, "executing program\n", 18 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1486] <... write resumed>) = 18 [pid 1485] close(6 [pid 1484] close(18 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] <... close resumed>) = 0 [pid 1484] close(19 [pid 1486] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1485] close(7 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(20 [pid 1485] close(8 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] <... openat resumed>) = 3 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(21 [pid 1485] close(9 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(22 [pid 1485] close(10 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(23 [pid 1485] close(11 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] <... openat resumed>) = 4 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(24) = -1 EBADF (Bad file descriptor) [pid 1484] close(25) = -1 EBADF (Bad file descriptor) [pid 1485] close(12 [pid 1484] close(26 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] close(13 [pid 1484] close(27 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] close(14 [pid 1484] close(28 [pid 1486] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] close(15 [pid 1486] <... openat resumed>) = 5 [pid 1484] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] setns(201, 0 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] close(29) = -1 EBADF (Bad file descriptor) [pid 1486] <... setns resumed>) = 0 [pid 1485] close(16 [pid 1484] exit_group(0 [pid 1486] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] close(17 [pid 1484] <... exit_group resumed>) = ? [pid 1486] <... socket resumed>) = 6 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1484] +++ exited with 0 +++ [pid 1486] setns(5, 0 [pid 1485] close(18 [pid 1486] <... setns resumed>) = 0 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1486] close(5) = 0 [pid 1486] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1485] close(19 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1486] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1485] close(20 [pid 1486] close(3 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] <... close resumed>) = 0 [pid 1485] close(21) = -1 EBADF (Bad file descriptor) [pid 1486] close(4 [pid 1485] close(22) = -1 EBADF (Bad file descriptor) [pid 1485] close(23 [pid 1486] <... close resumed>) = 0 [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./290", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1486] close(5 [pid 1485] close(24 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1486] close(6 [pid 1485] close(25) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./290", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1486] <... close resumed>) = 0 [pid 1485] close(26) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1485] close(27) = -1 EBADF (Bad file descriptor) [pid 1485] close(28) = -1 EBADF (Bad file descriptor) [pid 1485] close(29) = -1 EBADF (Bad file descriptor) [pid 1486] close(7 [pid 301] newfstatat(3, "", [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] exit_group(0 [pid 1486] close(8 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1486] close(9 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] close(10 [pid 1485] <... exit_group resumed>) = ? [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./290/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1486] close(11 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] close(12) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./290/binderfs", [pid 1486] close(13 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1485] +++ exited with 0 +++ [pid 301] unlink("./290/binderfs" [pid 1486] close(14 [pid 301] <... unlink resumed>) = 0 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] getdents64(3, [pid 1486] close(15) = -1 EBADF (Bad file descriptor) [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1486] close(16 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] close(3 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... close resumed>) = 0 [pid 1486] close(17) = -1 EBADF (Bad file descriptor) [pid 1486] close(18 [pid 301] rmdir("./290" [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1486] close(19) = -1 EBADF (Bad file descriptor) [pid 1486] close(20 [pid 301] mkdir("./291", 0777 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./303", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... mkdir resumed>) = 0 [pid 1486] close(21) = -1 EBADF (Bad file descriptor) [pid 1486] close(22) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1486] close(23 [pid 306] umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1487 attached [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1486] close(24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1487] set_robust_list(0x555569336660, 24 [pid 302] openat(AT_FDCWD, "./303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1487] <... set_robust_list resumed>) = 0 [pid 306] openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 1486] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 293 [pid 1486] close(25) = -1 EBADF (Bad file descriptor) [pid 1486] close(26) = -1 EBADF (Bad file descriptor) [pid 1486] close(27) = -1 EBADF (Bad file descriptor) [pid 1486] close(28) = -1 EBADF (Bad file descriptor) [pid 1486] close(29) = -1 EBADF (Bad file descriptor) [pid 1486] exit_group(0) = ? [pid 1487] chdir("./291" [pid 1486] +++ exited with 0 +++ [pid 306] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1487] <... chdir resumed>) = 0 [pid 306] newfstatat(3, "", [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] getdents64(3, [pid 1487] <... prctl resumed>) = 0 [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1487] setpgid(0, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1487] <... setpgid resumed>) = 0 [pid 306] umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./303/binderfs", [pid 306] newfstatat(AT_FDCWD, "./293/binderfs", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./303/binderfs" [pid 306] unlink("./293/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./303" [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 306] close(3 [pid 1487] <... openat resumed>) = 3 [pid 306] <... close resumed>) = 0 [pid 1487] write(3, "1000", 4 [pid 302] mkdir("./304", 0777 [pid 306] rmdir("./293" [pid 303] <... restart_syscall resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1487] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 1487] close(3 [pid 306] mkdir("./294", 0777 [pid 303] umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] <... mkdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1487] <... close resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1487] symlink("/dev/binderfs", "./binderfs" [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", [pid 1487] <... symlink resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 1488 attached [pid 303] newfstatat(AT_FDCWD, "./291/binderfs", executing program [pid 1487] write(1, "executing program\n", 18 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 296 ./strace-static-x86_64: Process 1489 attached [pid 1487] <... write resumed>) = 18 [pid 1488] set_robust_list(0x555569336660, 24 [pid 1487] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1488] <... set_robust_list resumed>) = 0 [pid 303] unlink("./291/binderfs" [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 306 [pid 1489] set_robust_list(0x555569336660, 24 [pid 1488] chdir("./294" [pid 1487] <... openat resumed>) = 3 [pid 303] <... unlink resumed>) = 0 [pid 303] getdents64(3, [pid 1488] <... chdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1488] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] <... close resumed>) = 0 [pid 1488] <... prctl resumed>) = 0 [pid 303] rmdir("./291" [pid 1489] <... set_robust_list resumed>) = 0 [pid 1488] setpgid(0, 0 [pid 303] <... rmdir resumed>) = 0 [pid 1487] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1488] <... setpgid resumed>) = 0 [pid 1489] chdir("./304" [pid 1488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] mkdir("./292", 0777 [pid 1489] <... chdir resumed>) = 0 [pid 1487] <... openat resumed>) = 4 [pid 1489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1487] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1489] <... prctl resumed>) = 0 [pid 1489] setpgid(0, 0 [pid 1488] <... openat resumed>) = 3 [pid 303] <... mkdir resumed>) = 0 [pid 1489] <... setpgid resumed>) = 0 [pid 1488] write(3, "1000", 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1488] <... write resumed>) = 4 [pid 1487] <... openat resumed>) = 5 ./strace-static-x86_64: Process 1490 attached [pid 1488] close(3) = 0 [pid 1488] symlink("/dev/binderfs", "./binderfs" [pid 1490] set_robust_list(0x555569336660, 24 [pid 1489] <... openat resumed>) = 3 [pid 1488] <... symlink resumed>) = 0 executing program [pid 1487] setns(201, 0 [pid 1490] <... set_robust_list resumed>) = 0 [pid 1488] write(1, "executing program\n", 18 [pid 1487] <... setns resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 294 [pid 1489] write(3, "1000", 4 [pid 1488] <... write resumed>) = 18 [pid 1490] chdir("./292" [pid 1488] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1488] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1487] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1490] <... chdir resumed>) = 0 [pid 1489] <... write resumed>) = 4 [pid 1489] close(3 [pid 1490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1488] <... openat resumed>) = 4 [pid 1487] <... socket resumed>) = 6 [pid 1490] <... prctl resumed>) = 0 [pid 1489] <... close resumed>) = 0 [pid 1488] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1490] setpgid(0, 0 [pid 1489] symlink("/dev/binderfs", "./binderfs" [pid 1488] <... openat resumed>) = 5 [pid 1487] setns(5, 0 [pid 1488] setns(201, 0) = 0 [pid 1489] <... symlink resumed>) = 0 [pid 1490] <... setpgid resumed>) = 0 [pid 1487] <... setns resumed>) = 0 [pid 1488] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1487] close(5 [pid 1490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1489] write(1, "executing program\n", 18 [pid 1488] <... socket resumed>) = 6 [pid 1488] setns(5, 0 [pid 1487] <... close resumed>) = 0 [pid 1488] <... setns resumed>) = 0 [pid 1488] close(5executing program ) = 0 [pid 1489] <... write resumed>) = 18 [pid 1488] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1490] <... openat resumed>) = 3 [pid 1489] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1487] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1489] <... openat resumed>) = 3 [pid 1489] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1490] write(3, "1000", 4) = 4 [pid 1488] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1488] close(3) = 0 [pid 1488] close(4 [pid 1487] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1488] <... close resumed>) = 0 [pid 1488] close(5) = -1 EBADF (Bad file descriptor) [pid 1489] <... openat resumed>) = 4 [pid 1490] close(3 [pid 1487] close(3 [pid 1490] <... close resumed>) = 0 [pid 1490] symlink("/dev/binderfs", "./binderfs" [pid 1488] close(6) = 0 [pid 1490] <... symlink resumed>) = 0 [pid 1487] <... close resumed>) = 0 executing program [pid 1490] write(1, "executing program\n", 18 [pid 1489] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1488] close(7 [pid 1487] close(4 [pid 1490] <... write resumed>) = 18 [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1488] close(8 [pid 1490] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1488] close(9 [pid 1490] <... openat resumed>) = 3 [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] <... close resumed>) = 0 [pid 1488] close(10 [pid 1489] <... openat resumed>) = 5 [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1488] close(11 [pid 1487] close(5 [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... openat resumed>) = 4 [pid 1489] setns(201, 0 [pid 1488] close(12 [pid 1487] close(6 [pid 1488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1488] close(13) = -1 EBADF (Bad file descriptor) [pid 1488] close(14) = -1 EBADF (Bad file descriptor) [pid 1488] close(15) = -1 EBADF (Bad file descriptor) [pid 1488] close(16) = -1 EBADF (Bad file descriptor) [pid 1488] close(17) = -1 EBADF (Bad file descriptor) [pid 1488] close(18) = -1 EBADF (Bad file descriptor) [pid 1488] close(19) = -1 EBADF (Bad file descriptor) [pid 1488] close(20) = -1 EBADF (Bad file descriptor) [pid 1488] close(21) = -1 EBADF (Bad file descriptor) [pid 1488] close(22) = -1 EBADF (Bad file descriptor) [pid 1488] close(23) = -1 EBADF (Bad file descriptor) [pid 1488] close(24) = -1 EBADF (Bad file descriptor) [pid 1488] close(25) = -1 EBADF (Bad file descriptor) [pid 1488] close(26) = -1 EBADF (Bad file descriptor) [pid 1488] close(27) = -1 EBADF (Bad file descriptor) [pid 1488] close(28) = -1 EBADF (Bad file descriptor) [pid 1488] close(29) = -1 EBADF (Bad file descriptor) [pid 1489] <... setns resumed>) = 0 [pid 1488] exit_group(0) = ? [pid 1487] <... close resumed>) = 0 [pid 1490] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1489] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1487] close(7 [pid 1490] <... openat resumed>) = 5 [pid 1489] <... socket resumed>) = 6 [pid 1488] +++ exited with 0 +++ [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] setns(201, 0 [pid 1489] setns(5, 0 [pid 1487] close(8 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1490] <... setns resumed>) = 0 [pid 1489] <... setns resumed>) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1489] close(5 [pid 1487] close(9 [pid 1489] <... close resumed>) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... socket resumed>) = 6 [pid 1487] close(10 [pid 1489] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] setns(5, 0 [pid 306] umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1490] <... setns resumed>) = 0 [pid 1487] close(11 [pid 1490] close(5 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1490] <... close resumed>) = 0 [pid 1487] close(12 [pid 1490] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1487] close(13) = -1 EBADF (Bad file descriptor) [pid 1487] close(14 [pid 306] <... openat resumed>) = 3 [pid 1489] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1487] close(15 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1490] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1487] close(16 [pid 1489] close(3 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1490] close(3 [pid 1487] close(17 [pid 306] umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1490] <... close resumed>) = 0 [pid 1487] close(18 [pid 306] newfstatat(AT_FDCWD, "./294/binderfs", [pid 1490] close(4 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] close(19 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1490] <... close resumed>) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./294/binderfs" [pid 1490] close(5 [pid 1489] <... close resumed>) = 0 [pid 1487] close(20 [pid 306] <... unlink resumed>) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] close(21 [pid 1490] close(6 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... close resumed>) = 0 [pid 1487] close(22 [pid 1489] close(4 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] close(23 [pid 1489] <... close resumed>) = 0 [pid 1490] close(7 [pid 1489] close(5 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] close(24 [pid 306] getdents64(3, [pid 1490] close(8 [pid 1489] close(6 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] close(25) = -1 EBADF (Bad file descriptor) [pid 1487] close(26) = -1 EBADF (Bad file descriptor) [pid 1490] close(9 [pid 1487] close(27 [pid 306] close(3 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] close(10 [pid 1487] close(28 [pid 306] <... close resumed>) = 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = 0 [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./294" [pid 1490] close(11 [pid 1489] close(7 [pid 1487] close(29 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] close(12 [pid 306] <... rmdir resumed>) = 0 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] close(13 [pid 1489] close(8 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./295", 0777 [pid 1487] exit_group(0 [pid 1490] close(14 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1487] <... exit_group resumed>) = ? [pid 306] <... mkdir resumed>) = 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(9 [pid 1487] +++ exited with 0 +++ [pid 1490] close(15 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(10 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1490] close(16 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 1491 attached [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(11 [pid 1490] close(17 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] set_robust_list(0x555569336660, 24) = 0 [pid 1491] chdir("./295" [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(12 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 297 [pid 1491] <... chdir resumed>) = 0 [pid 1490] close(18 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(13 [pid 1491] <... prctl resumed>) = 0 [pid 1490] close(19 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] setpgid(0, 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(14 [pid 1491] <... setpgid resumed>) = 0 [pid 1490] close(20 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] close(15 [pid 1491] <... openat resumed>) = 3 [pid 1490] close(21 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] write(3, "1000", 4 [pid 1489] close(16 [pid 1491] <... write resumed>) = 4 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(3 [pid 1490] close(22 [pid 1489] close(17 [pid 1491] <... close resumed>) = 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] symlink("/dev/binderfs", "./binderfs" [pid 1490] close(23 [pid 1489] close(18 [pid 1491] <... symlink resumed>) = 0 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] write(1, "executing program\n", 18 [pid 1490] close(24 [pid 1489] close(19 [pid 1491] <... write resumed>) = 18 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1490] close(25 [pid 1489] close(20 [pid 1491] <... openat resumed>) = 3 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1490] close(26 [pid 1489] close(21 [pid 1491] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1490] close(27 [pid 1489] close(22 [pid 1491] <... openat resumed>) = 5 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] setns(201, 0 [pid 1490] close(28 [pid 1489] close(23 [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] <... setns resumed>) = 0 [pid 1490] close(29 [pid 1489] close(24 [pid 1491] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./291", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1491] <... socket resumed>) = 6 [pid 1490] exit_group(0 [pid 1489] close(25 [pid 1491] setns(5, 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1491] <... setns resumed>) = 0 [pid 1490] <... exit_group resumed>) = ? [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] openat(AT_FDCWD, "./291", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1491] close(5 [pid 1490] +++ exited with 0 +++ [pid 1489] close(26 [pid 301] <... openat resumed>) = 3 [pid 1491] <... close resumed>) = 0 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] newfstatat(3, "", [pid 1491] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1489] close(27 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1491] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1489] close(28) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1491] close(3 [pid 1489] close(29 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1491] <... close resumed>) = 0 [pid 1489] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(4 [pid 301] umount2("./291/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1491] <... close resumed>) = 0 [pid 1489] exit_group(0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1491] close(5 [pid 1489] <... exit_group resumed>) = ? [pid 301] newfstatat(AT_FDCWD, "./291/binderfs", [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1491] close(6) = 0 [pid 301] unlink("./291/binderfs" [pid 1491] close(7 [pid 301] <... unlink resumed>) = 0 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(8 [pid 301] getdents64(3, [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1491] close(9 [pid 301] close(3 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1489] +++ exited with 0 +++ [pid 301] <... close resumed>) = 0 [pid 1491] close(10 [pid 301] rmdir("./291" [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 1491] close(11 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] mkdir("./292", 0777 [pid 1491] close(12 [pid 301] <... mkdir resumed>) = 0 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(13) = -1 EBADF (Bad file descriptor) [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1491] close(14./strace-static-x86_64: Process 1492 attached ) = -1 EBADF (Bad file descriptor) [pid 1491] close(15) = -1 EBADF (Bad file descriptor) [pid 1491] close(16) = -1 EBADF (Bad file descriptor) [pid 1491] close(17) = -1 EBADF (Bad file descriptor) [pid 1491] close(18) = -1 EBADF (Bad file descriptor) [pid 1491] close(19 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 294 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(20) = -1 EBADF (Bad file descriptor) [pid 1491] close(21) = -1 EBADF (Bad file descriptor) [pid 1491] close(22) = -1 EBADF (Bad file descriptor) [pid 1491] close(23) = -1 EBADF (Bad file descriptor) [pid 1491] close(24) = -1 EBADF (Bad file descriptor) [pid 1491] close(25) = -1 EBADF (Bad file descriptor) [pid 1491] close(26) = -1 EBADF (Bad file descriptor) [pid 1491] close(27 [pid 302] <... restart_syscall resumed>) = 0 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1491] close(28 [pid 1492] set_robust_list(0x555569336660, 24 [pid 1491] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] <... set_robust_list resumed>) = 0 [pid 1491] close(29) = -1 EBADF (Bad file descriptor) [pid 1492] chdir("./292" [pid 1491] exit_group(0 [pid 302] umount2("./304", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1492] <... chdir resumed>) = 0 [pid 1492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1491] <... exit_group resumed>) = ? [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1492] <... prctl resumed>) = 0 [pid 1491] +++ exited with 0 +++ [pid 1492] setpgid(0, 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] openat(AT_FDCWD, "./304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1492] <... setpgid resumed>) = 0 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... openat resumed>) = 3 [pid 302] newfstatat(3, "", [pid 1492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1492] <... openat resumed>) = 3 [pid 1492] write(3, "1000", 4 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1492] <... write resumed>) = 4 [pid 302] newfstatat(AT_FDCWD, "./304/binderfs", [pid 1492] close(3) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1492] symlink("/dev/binderfs", "./binderfs" [pid 303] <... restart_syscall resumed>) = 0 [pid 302] unlink("./304/binderfs" [pid 1492] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1492] write(1, "executing program\n", 18executing program ) = 18 [pid 302] getdents64(3, [pid 303] umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1492] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1492] <... openat resumed>) = 3 [pid 303] openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] close(3 [pid 303] <... openat resumed>) = 3 [pid 302] <... close resumed>) = 0 [pid 303] newfstatat(3, "", [pid 302] rmdir("./304" [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 303] getdents64(3, [pid 1492] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 302] mkdir("./305", 0777 [pid 1492] <... openat resumed>) = 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... mkdir resumed>) = 0 [pid 1492] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1492] <... openat resumed>) = 5 [pid 1492] setns(201, 0./strace-static-x86_64: Process 1493 attached [pid 303] newfstatat(AT_FDCWD, "./292/binderfs", [pid 1493] set_robust_list(0x555569336660, 24 [pid 1492] <... setns resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 307 [pid 1493] <... set_robust_list resumed>) = 0 [pid 303] unlink("./292/binderfs" [pid 1493] chdir("./305" [pid 1492] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... unlink resumed>) = 0 [pid 1493] <... chdir resumed>) = 0 [pid 1492] <... socket resumed>) = 6 [pid 1493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1492] setns(5, 0 [pid 303] getdents64(3, [pid 1493] <... prctl resumed>) = 0 [pid 1492] <... setns resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1493] setpgid(0, 0 [pid 1492] close(5 [pid 1493] <... setpgid resumed>) = 0 [pid 1492] <... close resumed>) = 0 [pid 303] close(3 [pid 1493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1492] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 303] <... close resumed>) = 0 [pid 1493] <... openat resumed>) = 3 [pid 303] rmdir("./292" [pid 1493] write(3, "1000", 4) = 4 [pid 303] <... rmdir resumed>) = 0 [pid 1493] close(3 [pid 306] <... restart_syscall resumed>) = 0 [pid 1493] <... close resumed>) = 0 [pid 1492] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] mkdir("./293", 0777 [pid 1493] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 1492] close(3 [pid 306] umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... mkdir resumed>) = 0 [pid 1493] write(1, "executing program\n", 18 [pid 1492] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1493] <... write resumed>) = 18 [pid 1492] close(4 [pid 306] openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1493] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1492] <... close resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 1492] close(5 [pid 306] newfstatat(3, "", [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1494 attached [pid 1493] <... openat resumed>) = 3 [pid 1492] close(6 [pid 306] getdents64(3, [pid 1494] set_robust_list(0x555569336660, 24 [pid 1493] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1492] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1494] <... set_robust_list resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 295 [pid 1493] <... openat resumed>) = 4 [pid 1492] close(7 [pid 306] umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1494] chdir("./293" [pid 1493] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1494] <... chdir resumed>) = 0 [pid 1493] <... openat resumed>) = 5 [pid 1492] close(8 [pid 306] newfstatat(AT_FDCWD, "./295/binderfs", [pid 1494] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1493] setns(201, 0 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1494] <... prctl resumed>) = 0 [pid 1493] <... setns resumed>) = 0 [pid 1492] close(9 [pid 306] unlink("./295/binderfs" [pid 1494] setpgid(0, 0 [pid 1493] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1494] <... setpgid resumed>) = 0 [pid 1494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1493] <... socket resumed>) = 6 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1494] <... openat resumed>) = 3 [pid 1493] setns(5, 0 [pid 1492] close(10 [pid 1494] write(3, "1000", 4 [pid 1493] <... setns resumed>) = 0 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1494] <... write resumed>) = 4 [pid 1493] close(5 [pid 1492] close(11 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1494] close(3 [pid 1493] <... close resumed>) = 0 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1494] <... close resumed>) = 0 [pid 1493] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1492] close(12 [pid 306] <... close resumed>) = 0 [pid 1494] symlink("/dev/binderfs", "./binderfs" [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./295" [pid 1493] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1492] close(13 [pid 306] <... rmdir resumed>) = 0 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(14 [pid 306] mkdir("./296", 0777 [pid 1494] <... symlink resumed>) = 0 [pid 1493] close(3 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 306] <... mkdir resumed>) = 0 [pid 1494] write(1, "executing program\n", 18 [pid 1493] <... close resumed>) = 0 [pid 1492] close(15 [pid 1494] <... write resumed>) = 18 [pid 1493] close(4 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1493] <... close resumed>) = 0 [pid 1492] close(16 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1494] <... openat resumed>) = 3 [pid 1493] close(5 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1495 attached [pid 1494] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(17 [pid 1495] set_robust_list(0x555569336660, 24 [pid 1494] <... openat resumed>) = 4 [pid 1493] close(6 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... set_robust_list resumed>) = 0 [pid 1494] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1493] <... close resumed>) = 0 [pid 1492] close(18 [pid 1495] chdir("./296" [pid 1494] <... openat resumed>) = 5 [pid 1493] close(7 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 298 [pid 1495] <... chdir resumed>) = 0 [pid 1494] setns(201, 0 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(19 [pid 1495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1494] <... setns resumed>) = 0 [pid 1493] close(8 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... prctl resumed>) = 0 [pid 1494] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(20 [pid 1495] setpgid(0, 0 [pid 1494] <... socket resumed>) = 6 [pid 1493] close(9 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... setpgid resumed>) = 0 [pid 1494] setns(5, 0 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(21 [pid 1495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1494] <... setns resumed>) = 0 [pid 1493] close(10 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... openat resumed>) = 3 [pid 1494] close(5 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(22 [pid 1495] write(3, "1000", 4 [pid 1494] <... close resumed>) = 0 [pid 1493] close(11 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... write resumed>) = 4 [pid 1494] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(23 [pid 1495] close(3 [pid 1493] close(12 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = 0 [pid 1494] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(24 [pid 1495] symlink("/dev/binderfs", "./binderfs" [pid 1494] close(3 [pid 1493] close(13 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... symlink resumed>) = 0 [pid 1494] <... close resumed>) = 0 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(25executing program [pid 1495] write(1, "executing program\n", 18 [pid 1494] close(4 [pid 1493] close(14 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... write resumed>) = 18 [pid 1495] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1494] <... close resumed>) = 0 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(26 [pid 1495] <... openat resumed>) = 3 [pid 1494] close(5 [pid 1493] close(15 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(27 [pid 1495] <... openat resumed>) = 4 [pid 1494] close(6 [pid 1493] close(16 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1494] <... close resumed>) = 0 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(28) = -1 EBADF (Bad file descriptor) [pid 1495] <... openat resumed>) = 5 [pid 1494] close(7 [pid 1493] close(17 [pid 1495] setns(201, 0 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... setns resumed>) = 0 [pid 1494] close(8 [pid 1495] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1493] close(18 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... socket resumed>) = 6 [pid 1494] close(9 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] close(29 [pid 1495] setns(5, 0 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(19 [pid 1492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... setns resumed>) = 0 [pid 1494] close(10 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1492] exit_group(0 [pid 1495] close(5 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(20 [pid 1492] <... exit_group resumed>) = ? [pid 1495] <... close resumed>) = 0 [pid 1494] close(11 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(21 [pid 1492] +++ exited with 0 +++ [pid 1494] close(12 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1494] close(13 [pid 1495] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1495] close(3 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = 0 [pid 1494] close(14 [pid 1493] close(22 [pid 1495] close(4 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = 0 [pid 1494] close(15 [pid 1493] close(23 [pid 1495] close(5 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(16 [pid 1493] close(24 [pid 1495] close(6 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = 0 [pid 1494] close(17 [pid 1493] close(25 [pid 1495] close(7 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(18 [pid 1493] close(26 [pid 1495] close(8 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(19 [pid 1495] close(9 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(20 [pid 1495] close(10 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(21 [pid 1495] close(11 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(22 [pid 1495] close(12 [pid 301] <... restart_syscall resumed>) = 0 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] close(13 [pid 1494] close(23 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(27 [pid 1495] close(14 [pid 1494] close(24 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(28 [pid 301] umount2("./292", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1495] close(15 [pid 1494] close(25 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] close(29 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1495] close(16 [pid 1494] close(26 [pid 1493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] exit_group(0 [pid 301] openat(AT_FDCWD, "./292", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1495] close(17 [pid 1494] close(27 [pid 1493] <... exit_group resumed>) = ? [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1493] +++ exited with 0 +++ [pid 301] <... openat resumed>) = 3 [pid 1495] close(18 [pid 1494] close(28 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1495] close(19 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1494] close(29 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1495] close(20 [pid 1494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1495] close(21 [pid 1494] exit_group(0 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1495] close(22 [pid 1494] <... exit_group resumed>) = ? [pid 301] umount2("./292/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./292/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1495] close(23 [pid 1494] +++ exited with 0 +++ [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./292/binderfs" [pid 1495] close(24 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... unlink resumed>) = 0 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1495] close(25) = -1 EBADF (Bad file descriptor) [pid 1495] close(26 [pid 301] getdents64(3, [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./305", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1495] close(27 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] close(3 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./305", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... close resumed>) = 0 [pid 1495] close(28 [pid 302] <... openat resumed>) = 3 [pid 301] rmdir("./292" [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 301] <... rmdir resumed>) = 0 [pid 1495] close(29 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1495] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1495] exit_group(0 [pid 302] getdents64(3, [pid 301] mkdir("./293", 0777 [pid 1495] <... exit_group resumed>) = ? [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1495] +++ exited with 0 +++ [pid 302] umount2("./305/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./305/binderfs", ./strace-static-x86_64: Process 1496 attached [pid 306] openat(AT_FDCWD, "./296", 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 1496] set_robust_list(0x555569336660, 24 [pid 306] <... openat resumed>) = 3 [pid 1496] <... set_robust_list resumed>) = 0 [pid 302] unlink("./305/binderfs" [pid 1496] chdir("./293" [pid 306] newfstatat(3, "", [pid 1496] <... chdir resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... unlink resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 295 [pid 1496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] getdents64(3, [pid 302] getdents64(3, [pid 1496] <... prctl resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1496] setpgid(0, 0 [pid 302] close(3 [pid 1496] <... setpgid resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] rmdir("./305" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1496] <... openat resumed>) = 3 [pid 306] newfstatat(AT_FDCWD, "./296/binderfs", [pid 302] <... rmdir resumed>) = 0 [pid 1496] write(3, "1000", 4 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1496] <... write resumed>) = 4 [pid 306] unlink("./296/binderfs" [pid 302] mkdir("./306", 0777 [pid 1496] close(3 [pid 306] <... unlink resumed>) = 0 [pid 303] <... restart_syscall resumed>) = 0 [pid 306] getdents64(3, [pid 1496] <... close resumed>) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1496] symlink("/dev/binderfs", "./binderfs" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1496] <... symlink resumed>) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./296"./strace-static-x86_64: Process 1497 attached ) = 0 executing program [pid 1497] set_robust_list(0x555569336660, 24 [pid 1496] write(1, "executing program\n", 18 [pid 306] mkdir("./297", 0777 [pid 1497] <... set_robust_list resumed>) = 0 [pid 1496] <... write resumed>) = 18 [pid 306] <... mkdir resumed>) = 0 [pid 303] umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1497] chdir("./306" [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 308 [pid 1496] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1497] <... chdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1496] <... openat resumed>) = 3 [pid 1497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1497] <... prctl resumed>) = 0 [pid 1496] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... openat resumed>) = 3 [pid 1497] setpgid(0, 0) = 0 [pid 1496] <... openat resumed>) = 4 [pid 303] newfstatat(3, "", ./strace-static-x86_64: Process 1498 attached [pid 1497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1496] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1497] <... openat resumed>) = 3 [pid 1496] <... openat resumed>) = 5 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 299 [pid 1498] set_robust_list(0x555569336660, 24 [pid 1497] write(3, "1000", 4 [pid 1496] setns(201, 0 [pid 303] getdents64(3, [pid 1498] <... set_robust_list resumed>) = 0 [pid 1497] <... write resumed>) = 4 [pid 1496] <... setns resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1498] chdir("./297" [pid 1497] close(3 [pid 1496] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1498] <... chdir resumed>) = 0 [pid 1498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1497] <... close resumed>) = 0 [pid 1496] <... socket resumed>) = 6 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1498] <... prctl resumed>) = 0 [pid 1497] symlink("/dev/binderfs", "./binderfs" [pid 1496] setns(5, 0 [pid 1498] setpgid(0, 0 [pid 1497] <... symlink resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./293/binderfs", [pid 1498] <... setpgid resumed>) = 0 [pid 1497] write(1, "executing program\n", 18 [pid 1496] <... setns resumed>) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1497] <... write resumed>) = 18 [pid 1496] close(5 [pid 303] unlink("./293/binderfs" [pid 1498] <... openat resumed>) = 3 [pid 1497] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1496] <... close resumed>) = 0 [pid 1498] write(3, "1000", 4 [pid 303] <... unlink resumed>) = 0 [pid 1497] <... openat resumed>) = 3 [pid 1496] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1498] <... write resumed>) = 4 [pid 1497] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] getdents64(3, [pid 1498] close(3 [pid 1497] <... openat resumed>) = 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1498] <... close resumed>) = 0 [pid 1496] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 303] close(3 [pid 1498] symlink("/dev/binderfs", "./binderfs" [pid 1497] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1496] close(3 [pid 303] <... close resumed>) = 0 [pid 1498] <... symlink resumed>) = 0 [pid 1497] <... openat resumed>) = 5 [pid 1496] <... close resumed>) = 0 [pid 303] rmdir("./293"executing program [pid 1498] write(1, "executing program\n", 18 [pid 1497] setns(201, 0 [pid 1496] close(4 [pid 1498] <... write resumed>) = 18 [pid 303] <... rmdir resumed>) = 0 [pid 1496] <... close resumed>) = 0 [pid 1498] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1497] <... setns resumed>) = 0 [pid 303] mkdir("./294", 0777 [pid 1498] <... openat resumed>) = 3 [pid 1497] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1496] close(5 [pid 303] <... mkdir resumed>) = 0 [pid 1498] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1497] <... socket resumed>) = 6 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1498] <... openat resumed>) = 4 [pid 1496] close(6 [pid 1497] setns(5, 0) = 0 ./strace-static-x86_64: Process 1499 attached [pid 1498] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1496] <... close resumed>) = 0 [pid 1499] set_robust_list(0x555569336660, 24 [pid 1498] <... openat resumed>) = 5 [pid 1497] close(5 [pid 1496] close(7 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 296 [pid 1499] <... set_robust_list resumed>) = 0 [pid 1498] setns(201, 0 [pid 1497] <... close resumed>) = 0 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] chdir("./294" [pid 1498] <... setns resumed>) = 0 [pid 1497] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1496] close(8 [pid 1499] <... chdir resumed>) = 0 [pid 1498] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... prctl resumed>) = 0 [pid 1498] <... socket resumed>) = 6 [pid 1496] close(9 [pid 1499] setpgid(0, 0 [pid 1498] setns(5, 0 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... setpgid resumed>) = 0 [pid 1498] <... setns resumed>) = 0 [pid 1496] close(10 [pid 1499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1498] close(5 [pid 1497] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... openat resumed>) = 3 [pid 1498] <... close resumed>) = 0 [pid 1497] close(3 [pid 1496] close(11 [pid 1499] write(3, "1000", 4 [pid 1498] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1497] <... close resumed>) = 0 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... write resumed>) = 4 [pid 1498] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1497] close(4 [pid 1496] close(12 [pid 1499] close(3 [pid 1498] close(3 [pid 1497] <... close resumed>) = 0 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... close resumed>) = 0 [pid 1498] <... close resumed>) = 0 [pid 1497] close(5 [pid 1499] symlink("/dev/binderfs", "./binderfs" [pid 1498] close(4 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(13 [pid 1497] close(6) = 0 [pid 1497] close(7) = -1 EBADF (Bad file descriptor) [pid 1497] close(8) = -1 EBADF (Bad file descriptor) executing program [pid 1499] <... symlink resumed>) = 0 [pid 1498] <... close resumed>) = 0 [pid 1497] close(9 [pid 1499] write(1, "executing program\n", 18 [pid 1498] close(5 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... write resumed>) = 18 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(14 [pid 1499] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1498] close(6 [pid 1497] close(10 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... openat resumed>) = 3 [pid 1498] <... close resumed>) = 0 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(15 [pid 1499] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1498] close(7 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... openat resumed>) = 4 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] close(11 [pid 1496] close(16 [pid 1499] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1498] close(8 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... openat resumed>) = 5 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] close(12 [pid 1496] close(17 [pid 1499] setns(201, 0 [pid 1498] close(9 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... setns resumed>) = 0 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] close(13 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1498] close(10 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... socket resumed>) = 6 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] close(14 [pid 1496] close(18 [pid 1499] setns(5, 0 [pid 1498] close(11 [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... setns resumed>) = 0 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(5 [pid 1496] close(19 [pid 1498] close(12 [pid 1499] <... close resumed>) = 0 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(20 [pid 1499] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1498] close(13 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] close(14 [pid 1497] close(15 [pid 1496] close(21 [pid 1499] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(3 [pid 1498] close(15 [pid 1497] close(16 [pid 1496] close(22 [pid 1499] <... close resumed>) = 0 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(4 [pid 1498] close(16 [pid 1497] close(17 [pid 1496] close(23 [pid 1499] <... close resumed>) = 0 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(5 [pid 1498] close(17 [pid 1497] close(18 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(24 [pid 1499] close(6 [pid 1498] close(18 [pid 1497] close(19 [pid 1499] <... close resumed>) = 0 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(7 [pid 1498] close(19 [pid 1497] close(20 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(25 [pid 1499] close(8 [pid 1498] close(20 [pid 1497] close(21 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(9 [pid 1498] close(21 [pid 1497] close(22 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] close(26 [pid 1499] close(10 [pid 1498] close(22 [pid 1497] close(23 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(11 [pid 1498] close(23 [pid 1497] close(24 [pid 1496] close(27 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(12 [pid 1498] close(24 [pid 1497] close(25 [pid 1496] close(28 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(13 [pid 1498] close(25 [pid 1497] close(26 [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(14 [pid 1498] close(26 [pid 1497] close(27 [pid 1496] close(29 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(15 [pid 1498] close(27 [pid 1497] close(28 [pid 1496] exit_group(0 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1499] close(16 [pid 1496] <... exit_group resumed>) = ? [pid 1498] close(28 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] close(29) = -1 EBADF (Bad file descriptor) [pid 1497] exit_group(0) = ? [pid 1499] close(17 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1497] +++ exited with 0 +++ [pid 1496] +++ exited with 0 +++ [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] close(29 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1499] close(18 [pid 1498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1498] exit_group(0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1499] close(19 [pid 1498] <... exit_group resumed>) = ? [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./293", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1498] +++ exited with 0 +++ [pid 1499] close(20 [pid 301] openat(AT_FDCWD, "./293", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 301] <... openat resumed>) = 3 [pid 1499] close(21 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1499] close(22) = -1 EBADF (Bad file descriptor) [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1499] close(23 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] getdents64(3, [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1499] close(24 [pid 301] umount2("./293/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./306", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1499] close(25 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./306", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1499] close(26) = -1 EBADF (Bad file descriptor) [pid 302] <... openat resumed>) = 3 [pid 301] newfstatat(AT_FDCWD, "./293/binderfs", [pid 1499] close(27 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] unlink("./293/binderfs" [pid 1499] close(28 [pid 302] getdents64(3, [pid 301] <... unlink resumed>) = 0 [pid 1499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1499] close(29) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] umount2("./306/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] getdents64(3, [pid 1499] exit_group(0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1499] <... exit_group resumed>) = ? [pid 306] openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] newfstatat(AT_FDCWD, "./306/binderfs", [pid 301] close(3 [pid 306] <... openat resumed>) = 3 [pid 301] <... close resumed>) = 0 [pid 301] rmdir("./293" [pid 1499] +++ exited with 0 +++ [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 302] unlink("./306/binderfs" [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] newfstatat(3, "", [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 302] <... unlink resumed>) = 0 [pid 301] mkdir("./294", 0777 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 301] <... mkdir resumed>) = 0 [pid 306] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1500 attached [pid 306] umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] close(3 [pid 1500] set_robust_list(0x555569336660, 24 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1500] <... set_robust_list resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./297/binderfs", [pid 302] <... close resumed>) = 0 [pid 1500] chdir("./294" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 296 [pid 1500] <... chdir resumed>) = 0 [pid 306] unlink("./297/binderfs" [pid 302] rmdir("./306" [pid 1500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 306] <... unlink resumed>) = 0 [pid 1500] <... prctl resumed>) = 0 [pid 306] getdents64(3, [pid 302] <... rmdir resumed>) = 0 [pid 1500] setpgid(0, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 303] <... restart_syscall resumed>) = 0 [pid 1500] <... setpgid resumed>) = 0 [pid 302] mkdir("./307", 0777 [pid 306] <... close resumed>) = 0 [pid 1500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] rmdir("./297" [pid 302] <... mkdir resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1500] <... openat resumed>) = 3 [pid 303] umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1500] write(3, "1000", 4 [pid 306] mkdir("./298", 0777./strace-static-x86_64: Process 1501 attached [pid 1500] <... write resumed>) = 4 [pid 306] <... mkdir resumed>) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1500] close(3 [pid 303] openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 309 [pid 1501] set_robust_list(0x555569336660, 24 [pid 1500] <... close resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 1500] symlink("/dev/binderfs", "./binderfs" [pid 1501] <... set_robust_list resumed>) = 0 [pid 303] newfstatat(3, "", [pid 1501] chdir("./307"executing program [pid 1500] <... symlink resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 1502 attached [pid 1501] <... chdir resumed>) = 0 [pid 1500] write(1, "executing program\n", 18 [pid 1502] set_robust_list(0x555569336660, 24 [pid 1501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] getdents64(3, [pid 1500] <... write resumed>) = 18 [pid 1502] <... set_robust_list resumed>) = 0 [pid 1501] <... prctl resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1501] setpgid(0, 0 [pid 1502] chdir("./298" [pid 1501] <... setpgid resumed>) = 0 [pid 1500] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 300 [pid 303] umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1502] <... chdir resumed>) = 0 [pid 1500] <... openat resumed>) = 3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] newfstatat(AT_FDCWD, "./294/binderfs", [pid 1502] <... prctl resumed>) = 0 [pid 1500] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1502] setpgid(0, 0 [pid 1501] <... openat resumed>) = 3 [pid 1502] <... setpgid resumed>) = 0 [pid 1500] <... openat resumed>) = 4 [pid 303] unlink("./294/binderfs" [pid 1501] write(3, "1000", 4 [pid 1502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1501] <... write resumed>) = 4 [pid 303] <... unlink resumed>) = 0 [pid 1500] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1502] <... openat resumed>) = 3 [pid 1501] close(3 [pid 1500] <... openat resumed>) = 5 [pid 303] getdents64(3, [pid 1502] write(3, "1000", 4 [pid 1501] <... close resumed>) = 0 [pid 1500] setns(201, 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1502] <... write resumed>) = 4 [pid 1501] symlink("/dev/binderfs", "./binderfs" [pid 1502] close(3 [pid 1500] <... setns resumed>) = 0 [pid 303] close(3 [pid 1502] <... close resumed>) = 0 [pid 1501] <... symlink resumed>) = 0 [pid 1500] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program [pid 303] <... close resumed>) = 0 [pid 1502] symlink("/dev/binderfs", "./binderfs" [pid 1501] write(1, "executing program\n", 18 [pid 1500] <... socket resumed>) = 6 [pid 303] rmdir("./294" [pid 1502] <... symlink resumed>) = 0 [pid 1501] <... write resumed>) = 18 [pid 1500] setns(5, 0executing program [pid 1502] write(1, "executing program\n", 18 [pid 1501] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1500] <... setns resumed>) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 1502] <... write resumed>) = 18 [pid 1502] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1501] <... openat resumed>) = 3 [pid 1500] close(5 [pid 303] mkdir("./295", 0777 [pid 1500] <... close resumed>) = 0 [pid 1502] <... openat resumed>) = 3 [pid 303] <... mkdir resumed>) = 0 [pid 1501] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1500] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1502] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1501] <... openat resumed>) = 4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1502] <... openat resumed>) = 4 [pid 1500] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) ./strace-static-x86_64: Process 1503 attached [pid 1501] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1503] set_robust_list(0x555569336660, 24 [pid 1502] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1503] <... set_robust_list resumed>) = 0 [pid 1502] <... openat resumed>) = 5 [pid 1500] close(3 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 297 [pid 1503] chdir("./295" [pid 1502] setns(201, 0 [pid 1501] <... openat resumed>) = 5 [pid 1500] <... close resumed>) = 0 [pid 1502] <... setns resumed>) = 0 [pid 1503] <... chdir resumed>) = 0 [pid 1501] setns(201, 0 [pid 1502] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1501] <... setns resumed>) = 0 [pid 1503] <... prctl resumed>) = 0 [pid 1502] <... socket resumed>) = 6 [pid 1501] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1500] close(4 [pid 1503] setpgid(0, 0 [pid 1501] <... socket resumed>) = 6 [pid 1500] <... close resumed>) = 0 [pid 1502] setns(5, 0 [pid 1503] <... setpgid resumed>) = 0 [pid 1501] setns(5, 0 [pid 1500] close(5 [pid 1503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1502] <... setns resumed>) = 0 [pid 1501] <... setns resumed>) = 0 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... openat resumed>) = 3 [pid 1502] close(5 [pid 1503] write(3, "1000", 4 [pid 1501] close(5 [pid 1503] <... write resumed>) = 4 [pid 1502] <... close resumed>) = 0 [pid 1503] close(3 [pid 1501] <... close resumed>) = 0 [pid 1502] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1503] <... close resumed>) = 0 [pid 1501] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1500] close(6) = 0 [pid 1503] symlink("/dev/binderfs", "./binderfs" [pid 1502] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1500] close(7 executing program [pid 1503] <... symlink resumed>) = 0 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(3 [pid 1501] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1500] close(8 [pid 1503] write(1, "executing program\n", 18 [pid 1502] <... close resumed>) = 0 [pid 1501] close(3 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... write resumed>) = 18 [pid 1502] close(4 [pid 1501] <... close resumed>) = 0 [pid 1500] close(9) = -1 EBADF (Bad file descriptor) [pid 1503] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1502] <... close resumed>) = 0 [pid 1501] close(4 [pid 1500] close(10 [pid 1503] <... openat resumed>) = 3 [pid 1502] close(5 [pid 1501] <... close resumed>) = 0 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(5 [pid 1500] close(11) = -1 EBADF (Bad file descriptor) [pid 1503] <... openat resumed>) = 4 [pid 1502] close(6 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(12 [pid 1503] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1502] <... close resumed>) = 0 [pid 1501] close(6 [pid 1503] <... openat resumed>) = 5 [pid 1502] close(7 [pid 1501] <... close resumed>) = 0 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] setns(201, 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(7 [pid 1500] close(13 [pid 1503] <... setns resumed>) = 0 [pid 1502] close(8 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(14) = -1 EBADF (Bad file descriptor) [pid 1500] close(15) = -1 EBADF (Bad file descriptor) [pid 1500] close(16) = -1 EBADF (Bad file descriptor) [pid 1500] close(17) = -1 EBADF (Bad file descriptor) [pid 1500] close(18) = -1 EBADF (Bad file descriptor) [pid 1500] close(19) = -1 EBADF (Bad file descriptor) [pid 1500] close(20) = -1 EBADF (Bad file descriptor) [pid 1500] close(21 [pid 1503] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(8 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... socket resumed>) = 6 [pid 1502] close(9 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(22 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(9 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(10 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(23 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(10 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] setns(5, 0 [pid 1502] close(11 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(24 [pid 1501] close(11 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(25 [pid 1502] close(12 [pid 1501] close(12 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(26 [pid 1502] close(13 [pid 1501] close(13 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... setns resumed>) = 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(27 [pid 1503] close(5 [pid 1502] close(14 [pid 1501] close(14 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(28 [pid 1503] <... close resumed>) = 0 [pid 1502] close(15 [pid 1501] close(15 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] close(29 [pid 1502] close(16 [pid 1501] close(16 [pid 1500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] exit_group(0 [pid 1502] close(17 [pid 1501] close(17 [pid 1500] <... exit_group resumed>) = ? [pid 1503] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1500] +++ exited with 0 +++ [pid 1502] close(18 [pid 1501] close(18 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(3 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1502] close(19 [pid 1501] close(19 [pid 1503] <... close resumed>) = 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(4 [pid 1502] close(20 [pid 1501] close(20) = -1 EBADF (Bad file descriptor) [pid 1503] <... close resumed>) = 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(21 [pid 1502] close(21 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... restart_syscall resumed>) = 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(22 [pid 1502] close(22 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(23 [pid 1501] close(23 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(24 [pid 1501] close(24 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(25 [pid 1501] close(25 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(5 [pid 1502] close(26 [pid 1501] close(26 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] close(27 [pid 1501] close(27 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(6 [pid 1502] close(28 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... close resumed>) = 0 [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1501] close(28 [pid 301] umount2("./294", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1503] close(7 [pid 1502] close(29 [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1503] close(8 [pid 301] openat(AT_FDCWD, "./294", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(9 [pid 1502] exit_group(0 [pid 1501] close(29 [pid 301] <... openat resumed>) = 3 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] <... exit_group resumed>) = ? [pid 1501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(3, "", [pid 1503] close(10) = -1 EBADF (Bad file descriptor) [pid 1501] exit_group(0 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1503] close(11 [pid 1501] <... exit_group resumed>) = ? [pid 301] getdents64(3, [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(12) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1503] close(13 [pid 301] umount2("./294/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1502] +++ exited with 0 +++ [pid 1501] +++ exited with 0 +++ [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1503] close(14 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 301] newfstatat(AT_FDCWD, "./294/binderfs", [pid 1503] close(15 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(16 [pid 301] unlink("./294/binderfs" [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(17 [pid 301] <... unlink resumed>) = 0 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(18 [pid 301] getdents64(3, [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1503] close(19 [pid 301] close(3 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(20 [pid 301] <... close resumed>) = 0 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./294" [pid 1503] close(21) = -1 EBADF (Bad file descriptor) [pid 301] <... rmdir resumed>) = 0 [pid 1503] close(22) = -1 EBADF (Bad file descriptor) [pid 1503] close(23) = -1 EBADF (Bad file descriptor) [pid 1503] close(24) = -1 EBADF (Bad file descriptor) [pid 1503] close(25) = -1 EBADF (Bad file descriptor) [pid 1503] close(26) = -1 EBADF (Bad file descriptor) [pid 1503] close(27) = -1 EBADF (Bad file descriptor) [pid 1503] close(28 [pid 301] mkdir("./295", 0777 [pid 1503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1503] close(29) = -1 EBADF (Bad file descriptor) [pid 1503] exit_group(0) = ? [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1504 attached [pid 1504] set_robust_list(0x555569336660, 24 [pid 1503] +++ exited with 0 +++ [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1504] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 297 [pid 1504] chdir("./295") = 0 [pid 1504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1504] setpgid(0, 0) = 0 [pid 1504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1504] write(3, "1000", 4) = 4 [pid 1504] close(3) = 0 [pid 1504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1504] write(1, "executing program\n", 18 executing program [pid 303] <... restart_syscall resumed>) = 0 [pid 1504] <... write resumed>) = 18 [pid 302] <... restart_syscall resumed>) = 0 [pid 1504] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] umount2("./307", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1504] <... openat resumed>) = 3 [pid 303] umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./307", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./307/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] <... restart_syscall resumed>) = 0 [pid 1504] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./307/binderfs", [pid 1504] <... openat resumed>) = 4 [pid 303] openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1504] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] <... openat resumed>) = 3 [pid 306] umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] newfstatat(3, "", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1504] <... openat resumed>) = 5 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] unlink("./307/binderfs" [pid 306] openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] getdents64(3, [pid 302] <... unlink resumed>) = 0 [pid 1504] setns(201, 0 [pid 306] <... openat resumed>) = 3 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] getdents64(3, [pid 1504] <... setns resumed>) = 0 [pid 306] newfstatat(3, "", [pid 303] umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1504] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] newfstatat(AT_FDCWD, "./295/binderfs", [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1504] <... socket resumed>) = 6 [pid 306] getdents64(3, [pid 303] unlink("./295/binderfs" [pid 302] close(3 [pid 1504] setns(5, 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 303] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1504] <... setns resumed>) = 0 [pid 306] umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] getdents64(3, [pid 302] rmdir("./307" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./298/binderfs", [pid 302] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] mkdir("./308", 0777 [pid 306] unlink("./298/binderfs" [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1504] close(5 [pid 306] <... unlink resumed>) = 0 [pid 303] close(3 [pid 1504] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 303] <... close resumed>) = 0 [pid 1504] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] rmdir("./295" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1504] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] close(3 [pid 303] <... rmdir resumed>) = 0 [pid 1504] close(3 [pid 306] <... close resumed>) = 0 [pid 303] mkdir("./296", 0777./strace-static-x86_64: Process 1505 attached [pid 1504] <... close resumed>) = 0 [pid 306] rmdir("./298" [pid 303] <... mkdir resumed>) = 0 [pid 1504] close(4 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1505] set_robust_list(0x555569336660, 24 [pid 306] <... rmdir resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 310 ./strace-static-x86_64: Process 1506 attached [pid 1505] <... set_robust_list resumed>) = 0 [pid 1504] <... close resumed>) = 0 [pid 306] mkdir("./299", 0777 [pid 1506] set_robust_list(0x555569336660, 24 [pid 1505] chdir("./308" [pid 1504] close(5 [pid 1506] <... set_robust_list resumed>) = 0 [pid 1505] <... chdir resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 298 [pid 1506] chdir("./296" [pid 1505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1504] close(6 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1506] <... chdir resumed>) = 0 [pid 1505] <... prctl resumed>) = 0 [pid 1504] <... close resumed>) = 0 [pid 1506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1506] setpgid(0, 0 [pid 1504] close(7 [pid 1506] <... setpgid resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1504] close(8) = -1 EBADF (Bad file descriptor) [pid 1504] close(9./strace-static-x86_64: Process 1507 attached [pid 1506] <... openat resumed>) = 3 [pid 1505] setpgid(0, 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] <... setpgid resumed>) = 0 [pid 1504] close(10 [pid 1506] write(3, "1000", 4 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... write resumed>) = 4 [pid 1507] set_robust_list(0x555569336660, 24 [pid 1505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1504] close(11 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 301 [pid 1506] close(3 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... close resumed>) = 0 [pid 1505] <... openat resumed>) = 3 [pid 1504] close(12 [pid 1507] <... set_robust_list resumed>) = 0 [pid 1505] write(3, "1000", 4) = 4 [pid 1506] symlink("/dev/binderfs", "./binderfs" [pid 1505] close(3 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... symlink resumed>) = 0 executing program [pid 1505] <... close resumed>) = 0 [pid 1504] close(13 [pid 1507] chdir("./299" [pid 1506] write(1, "executing program\n", 18 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... chdir resumed>) = 0 [pid 1506] <... write resumed>) = 18 [pid 1505] symlink("/dev/binderfs", "./binderfs" [pid 1504] close(14 [pid 1507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1506] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1505] <... symlink resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1507] <... prctl resumed>) = 0 [pid 1506] <... openat resumed>) = 3 [pid 1505] write(1, "executing program\n", 18 [pid 1504] close(15 [pid 1507] setpgid(0, 0 [pid 1506] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1505] <... write resumed>) = 18 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... setpgid resumed>) = 0 [pid 1506] <... openat resumed>) = 4 [pid 1504] close(16) = -1 EBADF (Bad file descriptor) [pid 1504] close(17 [pid 1507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1506] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1505] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... openat resumed>) = 5 [pid 1504] close(18 [pid 1505] <... openat resumed>) = 3 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1504] close(19 [pid 1506] setns(201, 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... openat resumed>) = 3 [pid 1506] <... setns resumed>) = 0 [pid 1504] close(20 [pid 1507] write(3, "1000", 4 [pid 1505] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1506] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... write resumed>) = 4 [pid 1506] <... socket resumed>) = 6 [pid 1504] close(21 [pid 1507] close(3 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... close resumed>) = 0 [pid 1506] setns(5, 0 [pid 1504] close(22 [pid 1507] symlink("/dev/binderfs", "./binderfs" [pid 1506] <... setns resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(5 [pid 1505] <... openat resumed>) = 4 [pid 1504] close(23 [pid 1507] <... symlink resumed>) = 0 [pid 1506] <... close resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1504] close(24 [pid 1506] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1507] write(1, "executing program\n", 18 [pid 1504] close(25 [pid 1507] <... write resumed>) = 18 [pid 1505] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1506] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1504] close(26 [pid 1505] <... openat resumed>) = 5 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(3 [pid 1504] close(27 [pid 1506] <... close resumed>) = 0 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(4 [pid 1504] close(28) = -1 EBADF (Bad file descriptor) [pid 1506] <... close resumed>) = 0 [pid 1504] close(29 [pid 1506] close(5 [pid 1504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1504] exit_group(0 [pid 1506] close(6) = 0 [pid 1504] <... exit_group resumed>) = ? [pid 1507] <... openat resumed>) = 3 [pid 1505] setns(201, 0 [pid 1507] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1505] <... setns resumed>) = 0 [pid 1507] <... openat resumed>) = 4 [pid 1506] close(7 [pid 1505] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1504] +++ exited with 0 +++ [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1506] close(8 [pid 1505] setns(5, 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1507] <... openat resumed>) = 5 [pid 1506] close(9 [pid 1505] <... setns resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1507] setns(201, 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(5 [pid 1507] <... setns resumed>) = 0 [pid 1506] close(10) = -1 EBADF (Bad file descriptor) [pid 1505] <... close resumed>) = 0 [pid 1506] close(11 [pid 1507] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1505] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1507] <... socket resumed>) = 6 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] setns(5, 0) = 0 [pid 1507] close(5 [pid 1506] close(12 [pid 301] <... restart_syscall resumed>) = 0 [pid 1507] <... close resumed>) = 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1506] close(13) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./295", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1506] close(14 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1506] close(15 [pid 1507] close(3) = 0 [pid 1507] close(4 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 301] openat(AT_FDCWD, "./295", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1506] close(16 [pid 1507] <... close resumed>) = 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] close(5 [pid 1506] close(17 [pid 1505] close(3 [pid 301] <... openat resumed>) = 3 [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] close(6 [pid 1506] close(18 [pid 1505] <... close resumed>) = 0 [pid 301] newfstatat(3, "", [pid 1507] <... close resumed>) = 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] close(7) = -1 EBADF (Bad file descriptor) [pid 1507] close(8) = -1 EBADF (Bad file descriptor) [pid 1507] close(9 [pid 1505] close(4 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(19 [pid 301] getdents64(3, [pid 1507] close(10 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] <... close resumed>) = 0 [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(20 [pid 1505] close(5 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1507] close(11 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(21 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./295/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(6 [pid 1506] close(22 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] newfstatat(AT_FDCWD, "./295/binderfs", [pid 1507] close(12) = -1 EBADF (Bad file descriptor) [pid 1507] close(13) = -1 EBADF (Bad file descriptor) [pid 1507] close(14) = -1 EBADF (Bad file descriptor) [pid 1507] close(15) = -1 EBADF (Bad file descriptor) [pid 1507] close(16) = -1 EBADF (Bad file descriptor) [pid 1507] close(17) = -1 EBADF (Bad file descriptor) [pid 1507] close(18) = -1 EBADF (Bad file descriptor) [pid 1507] close(19) = -1 EBADF (Bad file descriptor) [pid 1507] close(20) = -1 EBADF (Bad file descriptor) [pid 1507] close(21) = -1 EBADF (Bad file descriptor) [pid 1507] close(22) = -1 EBADF (Bad file descriptor) [pid 1507] close(23) = -1 EBADF (Bad file descriptor) [pid 1507] close(24) = -1 EBADF (Bad file descriptor) [pid 1507] close(25) = -1 EBADF (Bad file descriptor) [pid 1507] close(26) = -1 EBADF (Bad file descriptor) [pid 1507] close(27) = -1 EBADF (Bad file descriptor) [pid 1505] <... close resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1506] close(23 [pid 1505] close(7 [pid 301] unlink("./295/binderfs" [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] close(28 [pid 1506] close(24 [pid 1505] close(8 [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1507] close(29 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(9 [pid 301] <... unlink resumed>) = 0 [pid 1507] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] close(25 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] getdents64(3, [pid 1507] exit_group(0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(10 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1507] <... exit_group resumed>) = ? [pid 1506] close(26 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(3 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(11 [pid 301] <... close resumed>) = 0 [pid 1507] +++ exited with 0 +++ [pid 1506] close(27 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] rmdir("./295" [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(12 [pid 1506] close(28 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] <... rmdir resumed>) = 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(13 [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] mkdir("./296", 0777 [pid 1506] close(29 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... mkdir resumed>) = 0 [pid 1506] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(14 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1506] exit_group(0 [pid 1505] close(15 [pid 1506] <... exit_group resumed>) = ? [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1508 attached [pid 1505] close(16) = -1 EBADF (Bad file descriptor) [pid 1505] close(17) = -1 EBADF (Bad file descriptor) [pid 1508] set_robust_list(0x555569336660, 24 [pid 1505] close(18 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 298 [pid 1508] <... set_robust_list resumed>) = 0 [pid 1508] chdir("./296" [pid 1506] +++ exited with 0 +++ [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1508] <... chdir resumed>) = 0 [pid 1505] close(19 [pid 1508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] <... prctl resumed>) = 0 [pid 1508] setpgid(0, 0 [pid 1505] close(20 [pid 1508] <... setpgid resumed>) = 0 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1505] close(21 [pid 1508] <... openat resumed>) = 3 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] write(3, "1000", 4 [pid 1505] close(22 [pid 1508] <... write resumed>) = 4 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] close(3) = 0 [pid 1505] close(23 [pid 1508] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 1508] write(1, "executing program\n", 18) = 18 [pid 1508] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1505] close(24 [pid 1508] <... openat resumed>) = 3 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... restart_syscall resumed>) = 0 [pid 1505] close(25) = -1 EBADF (Bad file descriptor) [pid 1508] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1505] close(26) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1505] close(27 [pid 1508] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1508] <... openat resumed>) = 5 [pid 1505] close(28 [pid 306] openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] setns(201, 0 [pid 1505] close(29 [pid 306] <... openat resumed>) = 3 [pid 1508] <... setns resumed>) = 0 [pid 1505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1508] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1508] setns(5, 0) = 0 [pid 1505] exit_group(0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1505] <... exit_group resumed>) = ? [pid 1508] close(5 [pid 306] getdents64(3, [pid 1508] <... close resumed>) = 0 [pid 1508] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006") = -1 ENOTCONN (Transport endpoint is not connected) [pid 1508] close(3) = 0 [pid 1508] close(4 [pid 1505] +++ exited with 0 +++ [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1508] <... close resumed>) = 0 [pid 306] umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] newfstatat(AT_FDCWD, "./299/binderfs", [pid 1508] close(5 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] close(6) = 0 [pid 306] unlink("./299/binderfs" [pid 1508] close(7) = -1 EBADF (Bad file descriptor) [pid 1508] close(8 [pid 306] <... unlink resumed>) = 0 [pid 1508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1508] close(9) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1508] close(10) = -1 EBADF (Bad file descriptor) [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1508] close(11) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1508] close(12) = -1 EBADF (Bad file descriptor) [pid 306] <... close resumed>) = 0 [pid 1508] close(13) = -1 EBADF (Bad file descriptor) [pid 1508] close(14) = -1 EBADF (Bad file descriptor) [pid 306] rmdir("./299" [pid 1508] close(15) = -1 EBADF (Bad file descriptor) [pid 1508] close(16 [pid 306] <... rmdir resumed>) = 0 [pid 1508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./300", 0777 [pid 1508] close(17) = -1 EBADF (Bad file descriptor) [pid 1508] close(18) = -1 EBADF (Bad file descriptor) [pid 1508] close(19) = -1 EBADF (Bad file descriptor) [pid 306] <... mkdir resumed>) = 0 [pid 1508] close(20) = -1 EBADF (Bad file descriptor) [pid 1508] close(21) = -1 EBADF (Bad file descriptor) [pid 1508] close(22) = -1 EBADF (Bad file descriptor) [pid 1508] close(23) = -1 EBADF (Bad file descriptor) [pid 1508] close(24) = -1 EBADF (Bad file descriptor) [pid 1508] close(25) = -1 EBADF (Bad file descriptor) [pid 1508] close(26) = -1 EBADF (Bad file descriptor) [pid 1508] close(27) = -1 EBADF (Bad file descriptor) [pid 1508] close(28) = -1 EBADF (Bad file descriptor) [pid 1508] close(29) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1508] exit_group(0) = ? ./strace-static-x86_64: Process 1509 attached [pid 1509] set_robust_list(0x555569336660, 24 [pid 302] <... restart_syscall resumed>) = 0 [pid 1508] +++ exited with 0 +++ [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 302 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1509] <... set_robust_list resumed>) = 0 [pid 302] umount2("./308", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1509] chdir("./300" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1509] <... chdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "./308", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... restart_syscall resumed>) = 0 [pid 1509] <... prctl resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 1509] setpgid(0, 0) = 0 [pid 302] newfstatat(3, "", [pid 1509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 303] umount2("./296", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 303] openat(AT_FDCWD, "./296", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... openat resumed>) = 3 [pid 303] <... openat resumed>) = 3 [pid 301] newfstatat(3, "", [pid 303] newfstatat(3, "", [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, [pid 1509] <... openat resumed>) = 3 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 1509] write(3, "1000", 4 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] umount2("./308/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1509] <... write resumed>) = 4 [pid 303] umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1509] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./308/binderfs", [pid 301] umount2("./296/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1509] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./296/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 1509] symlink("/dev/binderfs", "./binderfs" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./308/binderfs" [pid 301] newfstatat(AT_FDCWD, "./296/binderfs", [pid 1509] <... symlink resumed>) = 0 [pid 303] unlink("./296/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 1509] write(1, "executing program\n", 18 [pid 303] <... unlink resumed>) = 0 [pid 302] getdents64(3, [pid 1509] <... write resumed>) = 18 [pid 303] getdents64(3, [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 301] unlink("./296/binderfs" [pid 1509] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 301] <... unlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 303] close(3 [pid 302] rmdir("./308" [pid 301] getdents64(3, [pid 1509] <... openat resumed>) = 3 [pid 303] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] rmdir("./296") = 0 [pid 302] mkdir("./309", 0777 [pid 301] close(3 [pid 1509] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] mkdir("./297", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 1509] <... openat resumed>) = 4 [pid 303] <... mkdir resumed>) = 0 [pid 1509] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 303] 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("./296"./strace-static-x86_64: Process 1510 attached [pid 1509] <... openat resumed>) = 5 [pid 1510] set_robust_list(0x555569336660, 24 [pid 1509] setns(201, 0 [pid 301] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 1511 attached [pid 1510] <... set_robust_list resumed>) = 0 [pid 1509] <... setns resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 299 [pid 1511] set_robust_list(0x555569336660, 24 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 311 [pid 1511] <... set_robust_list resumed>) = 0 [pid 301] mkdir("./297", 0777 [pid 1511] chdir("./309" [pid 1510] chdir("./297" [pid 1509] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 301] <... mkdir resumed>) = 0 [pid 1511] <... chdir resumed>) = 0 [pid 1510] <... chdir resumed>) = 0 [pid 1509] <... socket resumed>) = 6 [pid 1511] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1509] setns(5, 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1511] <... prctl resumed>) = 0 [pid 1510] <... prctl resumed>) = 0 [pid 1509] <... setns resumed>) = 0 [pid 1510] setpgid(0, 0 [pid 1509] close(5 [pid 1510] <... setpgid resumed>) = 0 [pid 1509] <... close resumed>) = 0 ./strace-static-x86_64: Process 1512 attached [pid 1511] setpgid(0, 0 [pid 1510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1509] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1512] set_robust_list(0x555569336660, 24 [pid 1511] <... setpgid resumed>) = 0 [pid 1512] <... set_robust_list resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 299 [pid 1512] chdir("./297" [pid 1511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1510] <... openat resumed>) = 3 [pid 1512] <... chdir resumed>) = 0 [pid 1512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1511] <... openat resumed>) = 3 [pid 1510] write(3, "1000", 4 [pid 1509] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1512] <... prctl resumed>) = 0 [pid 1511] write(3, "1000", 4 [pid 1510] <... write resumed>) = 4 [pid 1509] close(3 [pid 1512] setpgid(0, 0 [pid 1511] <... write resumed>) = 4 [pid 1512] <... setpgid resumed>) = 0 [pid 1511] close(3 [pid 1512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1511] <... close resumed>) = 0 [pid 1510] close(3 [pid 1509] <... close resumed>) = 0 [pid 1512] <... openat resumed>) = 3 [pid 1511] symlink("/dev/binderfs", "./binderfs" [pid 1510] <... close resumed>) = 0 [pid 1509] close(4 [pid 1512] write(3, "1000", 4) = 4 [pid 1511] <... symlink resumed>) = 0 [pid 1510] symlink("/dev/binderfs", "./binderfs"executing program [pid 1509] <... close resumed>) = 0 [pid 1512] close(3 [pid 1511] write(1, "executing program\n", 18 [pid 1510] <... symlink resumed>) = 0 [pid 1509] close(5 [pid 1512] <... close resumed>) = 0 [pid 1511] <... write resumed>) = 18 executing program [pid 1512] symlink("/dev/binderfs", "./binderfs" [pid 1510] write(1, "executing program\n", 18 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... symlink resumed>) = 0 [pid 1511] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1510] <... write resumed>) = 18 [pid 1509] close(6executing program [pid 1512] write(1, "executing program\n", 18 [pid 1511] <... openat resumed>) = 3 [pid 1510] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1509] <... close resumed>) = 0 [pid 1512] <... write resumed>) = 18 [pid 1511] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1512] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1511] <... openat resumed>) = 4 [pid 1510] <... openat resumed>) = 3 [pid 1509] close(7 [pid 1510] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... openat resumed>) = 4 [pid 1509] close(8 [pid 1512] <... openat resumed>) = 3 [pid 1511] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1510] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1511] <... openat resumed>) = 5 [pid 1510] <... openat resumed>) = 5 [pid 1509] close(9) = -1 EBADF (Bad file descriptor) [pid 1510] setns(201, 0 [pid 1509] close(10 [pid 1512] <... openat resumed>) = 4 [pid 1511] setns(201, 0 [pid 1510] <... setns resumed>) = 0 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1511] <... setns resumed>) = 0 [pid 1510] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1509] close(11 [pid 1512] <... openat resumed>) = 5 [pid 1511] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] setns(201, 0 [pid 1511] <... socket resumed>) = 6 [pid 1510] <... socket resumed>) = 6 [pid 1509] close(12 [pid 1512] <... setns resumed>) = 0 [pid 1511] setns(5, 0 [pid 1510] setns(5, 0 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1511] <... setns resumed>) = 0 [pid 1510] <... setns resumed>) = 0 [pid 1509] close(13 [pid 1512] <... socket resumed>) = 6 [pid 1511] close(5 [pid 1510] close(5 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] setns(5, 0 [pid 1511] <... close resumed>) = 0 [pid 1510] <... close resumed>) = 0 [pid 1509] close(14 [pid 1512] <... setns resumed>) = 0 [pid 1512] close(5 [pid 1511] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1510] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = 0 [pid 1511] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1510] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1509] close(15 [pid 1512] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1511] close(3 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = 0 [pid 1510] close(3 [pid 1509] close(16 [pid 1512] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1511] close(4 [pid 1510] <... close resumed>) = 0 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(3 [pid 1511] <... close resumed>) = 0 [pid 1510] close(4 [pid 1509] close(17 [pid 1512] <... close resumed>) = 0 [pid 1511] close(5 [pid 1510] <... close resumed>) = 0 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(4 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(5 [pid 1509] close(18 [pid 1512] <... close resumed>) = 0 [pid 1511] close(6 [pid 1512] close(5) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = 0 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(6 [pid 1511] close(7 [pid 1510] close(6 [pid 1509] close(19 [pid 1512] <... close resumed>) = 0 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... close resumed>) = 0 [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(7 [pid 1511] close(8 [pid 1510] close(7 [pid 1509] close(20 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(8 [pid 1511] close(9 [pid 1510] close(8 [pid 1509] close(21 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(9 [pid 1511] close(10 [pid 1510] close(9 [pid 1509] close(22 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(10 [pid 1511] close(11 [pid 1510] close(10 [pid 1509] close(23 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(11 [pid 1511] close(12 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(12 [pid 1511] close(13 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(13 [pid 1511] close(14 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(14 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(11 [pid 1509] close(24 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(15 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(15 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(12 [pid 1509] close(25 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(16 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(16 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(13 [pid 1509] close(26 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(17 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(17 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(14 [pid 1509] close(27 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(18 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(18 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(15 [pid 1509] close(28 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(19 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(19 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(16 [pid 1509] close(29 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(20 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(20 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(17 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(21 [pid 1512] close(21 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(22 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1509] exit_group(0 [pid 1510] close(18 [pid 1509] <... exit_group resumed>) = ? [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] close(22 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(23 [pid 1512] close(23 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(24 [pid 1512] close(24 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(25 [pid 1512] close(25 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(26 [pid 1512] close(26 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(27 [pid 1512] close(27 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(28 [pid 1510] close(19 [pid 1509] +++ exited with 0 +++ [pid 1512] close(28 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] close(29 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1512] close(29 [pid 1511] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(20 [pid 1512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1511] exit_group(0 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1512] exit_group(0 [pid 1511] <... exit_group resumed>) = ? [pid 1510] close(21 [pid 1512] <... exit_group resumed>) = ? [pid 306] <... restart_syscall resumed>) = 0 [pid 1510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1510] close(22) = -1 EBADF (Bad file descriptor) [pid 1510] close(23) = -1 EBADF (Bad file descriptor) [pid 1510] close(24) = -1 EBADF (Bad file descriptor) [pid 1511] +++ exited with 0 +++ [pid 1510] close(25) = -1 EBADF (Bad file descriptor) [pid 1510] close(26) = -1 EBADF (Bad file descriptor) [pid 1510] close(27) = -1 EBADF (Bad file descriptor) [pid 1510] close(28) = -1 EBADF (Bad file descriptor) [pid 1512] +++ exited with 0 +++ [pid 1510] close(29) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1510] exit_group(0) = ? [pid 1510] +++ exited with 0 +++ [pid 306] umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 306] openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] newfstatat(3, "", [pid 301] <... openat resumed>) = 3 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] newfstatat(3, "", [pid 306] getdents64(3, [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] getdents64(3, [pid 306] umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] newfstatat(AT_FDCWD, "./300/binderfs", [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] newfstatat(AT_FDCWD, "./297/binderfs", [pid 306] unlink("./300/binderfs" [pid 303] <... restart_syscall resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, [pid 301] unlink("./297/binderfs" [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] umount2("./309", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... unlink resumed>) = 0 [pid 306] close(3 [pid 303] umount2("./297", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... close resumed>) = 0 [pid 301] getdents64(3, [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./309", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] rmdir("./300" [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] openat(AT_FDCWD, "./297", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... openat resumed>) = 3 [pid 301] close(3 [pid 303] <... openat resumed>) = 3 [pid 306] <... rmdir resumed>) = 0 [pid 303] newfstatat(3, "", [pid 302] newfstatat(3, "", [pid 301] <... close resumed>) = 0 [pid 306] mkdir("./301", 0777 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 301] rmdir("./297" [pid 303] getdents64(3, [pid 302] getdents64(3, [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] <... rmdir resumed>) = 0 [pid 303] umount2("./297/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] mkdir("./298", 0777./strace-static-x86_64: Process 1513 attached [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] umount2("./309/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1513] set_robust_list(0x555569336660, 24 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 303 [pid 303] newfstatat(AT_FDCWD, "./297/binderfs", [pid 301] <... mkdir resumed>) = 0 [pid 1513] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1513] chdir("./301" [pid 303] unlink("./297/binderfs" [pid 302] newfstatat(AT_FDCWD, "./309/binderfs", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1513] <... chdir resumed>) = 0 [pid 303] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] getdents64(3, [pid 302] unlink("./309/binderfs" [pid 1513] <... prctl resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1513] setpgid(0, 0 [pid 303] close(3 [pid 302] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 1514 attached [pid 1513] <... setpgid resumed>) = 0 [pid 303] <... close resumed>) = 0 [pid 302] getdents64(3, [pid 1514] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 300 [pid 1514] <... set_robust_list resumed>) = 0 [pid 1513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 303] rmdir("./297" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1514] chdir("./298" [pid 303] <... rmdir resumed>) = 0 [pid 1513] <... openat resumed>) = 3 [pid 302] close(3 [pid 1514] <... chdir resumed>) = 0 [pid 1513] write(3, "1000", 4 [pid 1514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] mkdir("./298", 0777 [pid 1514] <... prctl resumed>) = 0 [pid 1513] <... write resumed>) = 4 [pid 302] <... close resumed>) = 0 [pid 1514] setpgid(0, 0 [pid 1513] close(3 [pid 303] <... mkdir resumed>) = 0 [pid 302] rmdir("./309" [pid 1514] <... setpgid resumed>) = 0 [pid 1513] <... close resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1513] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 1513] <... symlink resumed>) = 0 [pid 1514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ./strace-static-x86_64: Process 1515 attached [pid 1513] write(1, "executing program\n", 18 [pid 302] mkdir("./310", 0777 [pid 1515] set_robust_list(0x555569336660, 24 [pid 1513] <... write resumed>) = 18 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 300 [pid 1515] <... set_robust_list resumed>) = 0 [pid 1514] <... openat resumed>) = 3 [pid 1513] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 302] <... mkdir resumed>) = 0 [pid 1515] chdir("./298" [pid 1514] write(3, "1000", 4 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1513] <... openat resumed>) = 3 [pid 1514] <... write resumed>) = 4 [pid 1514] close(3) = 0 ./strace-static-x86_64: Process 1516 attached [pid 1515] <... chdir resumed>) = 0 [pid 1514] symlink("/dev/binderfs", "./binderfs" [pid 1516] set_robust_list(0x555569336660, 24 [pid 1515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1514] <... symlink resumed>) = 0 [pid 1513] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1516] <... set_robust_list resumed>) = 0 [pid 1515] <... prctl resumed>) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 312 executing program [pid 1516] chdir("./310" [pid 1515] setpgid(0, 0 [pid 1514] write(1, "executing program\n", 18 [pid 1516] <... chdir resumed>) = 0 [pid 1515] <... setpgid resumed>) = 0 [pid 1514] <... write resumed>) = 18 [pid 1513] <... openat resumed>) = 4 [pid 1516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1514] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1516] <... prctl resumed>) = 0 [pid 1513] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1516] setpgid(0, 0 [pid 1515] <... openat resumed>) = 3 [pid 1514] <... openat resumed>) = 3 [pid 1513] <... openat resumed>) = 5 [pid 1516] <... setpgid resumed>) = 0 [pid 1515] write(3, "1000", 4 [pid 1514] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1513] setns(201, 0 [pid 1516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1515] <... write resumed>) = 4 [pid 1513] <... setns resumed>) = 0 [pid 1515] close(3 [pid 1516] <... openat resumed>) = 3 [pid 1515] <... close resumed>) = 0 [pid 1514] <... openat resumed>) = 4 [pid 1513] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1516] write(3, "1000", 4 [pid 1515] symlink("/dev/binderfs", "./binderfs" [pid 1514] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1516] <... write resumed>) = 4 [pid 1513] <... socket resumed>) = 6 [pid 1516] close(3 [pid 1515] <... symlink resumed>) = 0 [pid 1514] <... openat resumed>) = 5 executing program [pid 1513] setns(5, 0 [pid 1516] <... close resumed>) = 0 [pid 1515] write(1, "executing program\n", 18 [pid 1514] setns(201, 0 [pid 1516] symlink("/dev/binderfs", "./binderfs" [pid 1515] <... write resumed>) = 18 [pid 1514] <... setns resumed>) = 0 [pid 1513] <... setns resumed>) = 0 [pid 1516] <... symlink resumed>) = 0 [pid 1515] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1514] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMMexecuting program [pid 1516] write(1, "executing program\n", 18 [pid 1515] <... openat resumed>) = 3 [pid 1514] <... socket resumed>) = 6 [pid 1513] close(5 [pid 1516] <... write resumed>) = 18 [pid 1513] <... close resumed>) = 0 [pid 1516] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1515] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1514] setns(5, 0 [pid 1513] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1516] <... openat resumed>) = 3 [pid 1515] <... openat resumed>) = 4 [pid 1514] <... setns resumed>) = 0 [pid 1516] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1515] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1514] close(5 [pid 1516] <... openat resumed>) = 4 [pid 1514] <... close resumed>) = 0 [pid 1515] <... openat resumed>) = 5 [pid 1514] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1513] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1516] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1515] setns(201, 0 [pid 1513] close(3 [pid 1516] <... openat resumed>) = 5 [pid 1515] <... setns resumed>) = 0 [pid 1514] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1513] <... close resumed>) = 0 [pid 1516] setns(201, 0 [pid 1515] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1514] close(3 [pid 1513] close(4 [pid 1516] <... setns resumed>) = 0 [pid 1515] <... socket resumed>) = 6 [pid 1516] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1515] setns(5, 0 [pid 1514] <... close resumed>) = 0 [pid 1513] <... close resumed>) = 0 [pid 1514] close(4 [pid 1516] <... socket resumed>) = 6 [pid 1515] <... setns resumed>) = 0 [pid 1514] <... close resumed>) = 0 [pid 1513] close(5 [pid 1516] setns(5, 0 [pid 1515] close(5 [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... setns resumed>) = 0 [pid 1515] <... close resumed>) = 0 [pid 1514] close(5 [pid 1513] close(6 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(5 [pid 1515] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1514] close(6 [pid 1513] <... close resumed>) = 0 [pid 1516] <... close resumed>) = 0 [pid 1516] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1514] <... close resumed>) = 0 [pid 1513] close(7 [pid 1514] close(7 [pid 1515] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(3 [pid 1513] close(8 [pid 1516] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1515] <... close resumed>) = 0 [pid 1514] close(8 [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(3 [pid 1515] close(4 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = 0 [pid 1515] <... close resumed>) = 0 [pid 1514] close(9 [pid 1513] close(9 [pid 1516] close(4 [pid 1515] close(5 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = 0 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(10 [pid 1516] close(5 [pid 1515] close(6 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(6 [pid 1515] <... close resumed>) = 0 [pid 1514] close(10 [pid 1513] close(11 [pid 1516] <... close resumed>) = 0 [pid 1515] close(7 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(7 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(11 [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(8 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(12 [pid 1516] close(8 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(12 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(9 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(9 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(13 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(10 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(13 [pid 1516] close(10 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(14 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(11 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(11 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(15 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(12 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(14 [pid 1516] close(12 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(16 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(13 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(13 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(17 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(14 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(15 [pid 1516] close(14 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(15 [pid 1513] close(16 [pid 1516] close(15 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] close(16 [pid 1516] close(16 [pid 1513] close(17 [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(17 [pid 1515] close(17 [pid 1513] close(18 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] close(18 [pid 1515] close(18 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(18 [pid 1513] close(19 [pid 1516] close(19 [pid 1515] close(19 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(19 [pid 1513] close(20 [pid 1516] close(20 [pid 1515] close(20 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(20 [pid 1516] close(21 [pid 1515] close(21 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(21 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(21 [pid 1516] close(22 [pid 1515] close(22 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(22 [pid 1516] close(23 [pid 1515] close(23 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(22 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(23 [pid 1516] close(24 [pid 1515] close(24 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(24 [pid 1516] close(25 [pid 1515] close(25 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(23 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(25 [pid 1516] close(26 [pid 1515] close(26 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(26 [pid 1516] close(27 [pid 1515] close(27 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(24 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(27 [pid 1516] close(28 [pid 1515] close(28 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(28 [pid 1516] close(29 [pid 1515] close(29 [pid 1514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(25 [pid 1516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1515] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1514] close(29) = -1 EBADF (Bad file descriptor) [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1516] exit_group(0 [pid 1515] exit_group(0 [pid 1514] exit_group(0 [pid 1516] <... exit_group resumed>) = ? [pid 1515] <... exit_group resumed>) = ? [pid 1514] <... exit_group resumed>) = ? [pid 1513] close(26 [pid 1515] +++ exited with 0 +++ [pid 1514] +++ exited with 0 +++ [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(27 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 1516] +++ exited with 0 +++ [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1513] close(28 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] close(29 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1513] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1513] exit_group(0) = ? [pid 301] <... restart_syscall resumed>) = 0 [pid 1513] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 301] umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] <... restart_syscall resumed>) = 0 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./298/binderfs", [pid 303] umount2("./298", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] unlink("./298/binderfs" [pid 303] openat(AT_FDCWD, "./298", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 303] <... openat resumed>) = 3 [pid 303] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] getdents64(3, [pid 301] getdents64(3, [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 302] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] umount2("./298/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] close(3 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... close resumed>) = 0 [pid 303] newfstatat(AT_FDCWD, "./298/binderfs", [pid 301] rmdir("./298" [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] umount2("./310", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 303] unlink("./298/binderfs" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 303] <... unlink resumed>) = 0 [pid 302] openat(AT_FDCWD, "./310", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] mkdir("./299", 0777 [pid 303] getdents64(3, [pid 302] <... openat resumed>) = 3 [pid 301] <... mkdir resumed>) = 0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] newfstatat(3, "", [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] close(3 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 303] <... close resumed>) = 0 [pid 302] getdents64(3, ./strace-static-x86_64: Process 1517 attached [pid 303] rmdir("./298" [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1517] set_robust_list(0x555569336660, 24) = 0 [pid 303] <... rmdir resumed>) = 0 [pid 302] umount2("./310/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1517] chdir("./299" [pid 303] mkdir("./299", 0777 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1517] <... chdir resumed>) = 0 [pid 303] <... mkdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./310/binderfs", [pid 1517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1517] <... prctl resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 301 [pid 1517] setpgid(0, 0./strace-static-x86_64: Process 1518 attached [pid 302] unlink("./310/binderfs" [pid 1518] set_robust_list(0x555569336660, 24 [pid 1517] <... setpgid resumed>) = 0 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 301 [pid 302] <... unlink resumed>) = 0 [pid 1518] <... set_robust_list resumed>) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 302] getdents64(3, [pid 1518] chdir("./299" [pid 1517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1517] <... openat resumed>) = 3 [pid 302] close(3 [pid 1518] <... chdir resumed>) = 0 [pid 1517] write(3, "1000", 4 [pid 302] <... close resumed>) = 0 [pid 1518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1517] <... write resumed>) = 4 [pid 302] rmdir("./310" [pid 1518] <... prctl resumed>) = 0 [pid 1517] close(3) = 0 [pid 1517] symlink("/dev/binderfs", "./binderfs" [pid 302] <... rmdir resumed>) = 0 [pid 1518] setpgid(0, 0 [pid 1517] <... symlink resumed>) = 0 executing program [pid 306] umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] mkdir("./311", 0777 [pid 1518] <... setpgid resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1517] write(1, "executing program\n", 18) = 18 [pid 302] <... mkdir resumed>) = 0 [pid 1518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1517] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 306] openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1517] <... openat resumed>) = 3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... openat resumed>) = 3 [pid 1517] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1517] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] newfstatat(3, "", ./strace-static-x86_64: Process 1519 attached [pid 1518] <... openat resumed>) = 3 [pid 1517] <... openat resumed>) = 5 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 313 [pid 1519] set_robust_list(0x555569336660, 24 [pid 1518] write(3, "1000", 4 [pid 1517] setns(201, 0 [pid 306] getdents64(3, [pid 1518] <... write resumed>) = 4 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1518] close(3 [pid 306] umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1518] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1518] symlink("/dev/binderfs", "./binderfs" [pid 306] newfstatat(AT_FDCWD, "./301/binderfs", executing program [pid 1518] <... symlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1518] write(1, "executing program\n", 18 [pid 306] unlink("./301/binderfs" [pid 1518] <... write resumed>) = 18 [pid 306] <... unlink resumed>) = 0 [pid 1519] <... set_robust_list resumed>) = 0 [pid 1518] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1517] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 1518] <... openat resumed>) = 3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1519] chdir("./311" [pid 1517] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] close(3 [pid 1519] <... chdir resumed>) = 0 [pid 1519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1518] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1517] <... socket resumed>) = 6 [pid 306] <... close resumed>) = 0 [pid 1519] <... prctl resumed>) = 0 [pid 1518] <... openat resumed>) = 4 [pid 1517] setns(5, 0 [pid 306] rmdir("./301" [pid 1519] setpgid(0, 0 [pid 1518] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1517] <... setns resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 1519] <... setpgid resumed>) = 0 [pid 1518] <... openat resumed>) = 5 [pid 1517] close(5 [pid 1519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] mkdir("./302", 0777 [pid 1518] setns(201, 0 [pid 1517] <... close resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1518] <... setns resumed>) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1517] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006"./strace-static-x86_64: Process 1520 attached [pid 1519] <... openat resumed>) = 3 [pid 1518] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1517] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1519] write(3, "1000", 4 [pid 1517] close(3 [pid 1520] set_robust_list(0x555569336660, 24 [pid 1519] <... write resumed>) = 4 [pid 1518] <... socket resumed>) = 6 [pid 1517] <... close resumed>) = 0 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 304 [pid 1520] <... set_robust_list resumed>) = 0 [pid 1519] close(3 [pid 1517] close(4 [pid 1520] chdir("./302" [pid 1519] <... close resumed>) = 0 [pid 1518] setns(5, 0 [pid 1517] <... close resumed>) = 0 [pid 1520] <... chdir resumed>) = 0 [pid 1518] <... setns resumed>) = 0 [pid 1518] close(5 [pid 1520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1518] <... close resumed>) = 0 [pid 1520] <... prctl resumed>) = 0 [pid 1520] setpgid(0, 0 [pid 1519] symlink("/dev/binderfs", "./binderfs" [pid 1518] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1517] close(5 [pid 1520] <... setpgid resumed>) = 0 [pid 1519] <... symlink resumed>) = 0 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 1519] write(1, "executing program\n", 18 [pid 1517] close(6 [pid 1519] <... write resumed>) = 18 [pid 1520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1519] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1518] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1517] <... close resumed>) = 0 [pid 1520] <... openat resumed>) = 3 [pid 1520] write(3, "1000", 4 [pid 1519] <... openat resumed>) = 3 [pid 1518] close(3 [pid 1517] close(7 [pid 1520] <... write resumed>) = 4 [pid 1519] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1518] <... close resumed>) = 0 [pid 1520] close(3) = 0 [pid 1518] close(4 [pid 1520] symlink("/dev/binderfs", "./binderfs" [pid 1518] <... close resumed>) = 0 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] <... openat resumed>) = 4 [pid 1517] close(8) = -1 EBADF (Bad file descriptor) [pid 1519] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLYexecuting program [pid 1517] close(9 [pid 1520] <... symlink resumed>) = 0 [pid 1519] <... openat resumed>) = 5 [pid 1518] close(5 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] write(1, "executing program\n", 18 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... write resumed>) = 18 [pid 1518] close(6 [pid 1520] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1518] <... close resumed>) = 0 [pid 1518] close(7) = -1 EBADF (Bad file descriptor) [pid 1520] <... openat resumed>) = 3 [pid 1518] close(8) = -1 EBADF (Bad file descriptor) [pid 1520] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1518] close(9 [pid 1520] <... openat resumed>) = 4 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] setns(201, 0 [pid 1517] close(10 [pid 1518] close(10 [pid 1519] <... setns resumed>) = 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1519] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1518] close(11 [pid 1517] close(11 [pid 1520] <... openat resumed>) = 5 [pid 1519] <... socket resumed>) = 6 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] close(12 [pid 1520] setns(201, 0 [pid 1519] setns(5, 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(12 [pid 1520] <... setns resumed>) = 0 [pid 1519] <... setns resumed>) = 0 [pid 1518] close(13 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... socket resumed>) = 6 [pid 1519] close(5 [pid 1518] close(14 [pid 1517] close(13 [pid 1519] <... close resumed>) = 0 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] setns(5, 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(14 [pid 1520] <... setns resumed>) = 0 [pid 1519] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1518] close(15 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(5 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(15 [pid 1520] <... close resumed>) = 0 [pid 1518] close(16 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(16 [pid 1518] close(17) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1519] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1518] close(18 [pid 1517] close(17 [pid 1519] close(3 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(3 [pid 1518] close(19 [pid 1520] <... close resumed>) = 0 [pid 1519] <... close resumed>) = 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(18 [pid 1520] close(4 [pid 1519] close(4 [pid 1518] close(20 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = 0 [pid 1517] close(19 [pid 1520] close(5 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] close(21 [pid 1517] close(20 [pid 1520] close(6 [pid 1519] <... close resumed>) = 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = 0 [pid 1518] close(22 [pid 1517] close(21 [pid 1519] close(5 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(7 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] close(23 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(6 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(22 [pid 1520] close(8 [pid 1518] close(24 [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] <... close resumed>) = 0 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(23 [pid 1520] close(9 [pid 1518] close(25 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(7 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(10 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] close(26 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(8 [pid 1517] close(24 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(9 [pid 1517] close(25 [pid 1520] close(11 [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] close(27 [pid 1520] close(12 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(10 [pid 1518] close(28 [pid 1517] close(26 [pid 1520] close(13 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(11 [pid 1518] close(29 [pid 1517] close(27 [pid 1520] close(14 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(12 [pid 1518] exit_group(0 [pid 1520] close(15 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(28 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(13 [pid 1518] <... exit_group resumed>) = ? [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(16 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] close(29 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(17 [pid 1519] close(14 [pid 1518] +++ exited with 0 +++ [pid 1517] exit_group(0 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] close(18 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1517] <... exit_group resumed>) = ? [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(15 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1520] close(19 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... restart_syscall resumed>) = 0 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(16 [pid 1520] close(20 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(17 [pid 1520] close(21 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(18 [pid 1520] close(22 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(19 [pid 1517] +++ exited with 0 +++ [pid 1520] close(23 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(20 [pid 1520] close(24 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(21 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1520] close(25 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(22 [pid 303] <... openat resumed>) = 3 [pid 1520] close(26 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(23 [pid 303] newfstatat(3, "", [pid 1520] close(27 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(24 [pid 301] umount2("./299", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1520] close(28 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(25 [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1520] close(29 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1519] close(26 [pid 303] umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] openat(AT_FDCWD, "./299", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1520] exit_group(0 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... openat resumed>) = 3 [pid 1519] close(27 [pid 303] newfstatat(AT_FDCWD, "./299/binderfs", [pid 1520] <... exit_group resumed>) = ? [pid 301] newfstatat(3, "", [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... 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=60, ...}, AT_EMPTY_PATH) = 0 [pid 1519] close(28 [pid 301] getdents64(3, [pid 1520] +++ exited with 0 +++ [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] unlink("./299/binderfs" [pid 1519] close(29 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] <... unlink resumed>) = 0 [pid 1519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 303] getdents64(3, [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1519] exit_group(0 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 303] close(3 [pid 1519] <... exit_group resumed>) = ? [pid 303] <... close resumed>) = 0 [pid 301] umount2("./299/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 303] rmdir("./299" [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./299/binderfs", [pid 303] <... rmdir resumed>) = 0 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 303] mkdir("./300", 0777) = 0 [pid 1519] +++ exited with 0 +++ [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] unlink("./299/binderfs" [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 302 ./strace-static-x86_64: Process 1521 attached [pid 301] <... unlink resumed>) = 0 [pid 301] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1521] set_robust_list(0x555569336660, 24) = 0 [pid 301] close(3) = 0 [pid 301] rmdir("./299" [pid 1521] chdir("./300") = 0 [pid 1521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1521] setpgid(0, 0) = 0 [pid 301] <... rmdir resumed>) = 0 [pid 1521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] mkdir("./300", 0777 [pid 1521] <... openat resumed>) = 3 [pid 1521] write(3, "1000", 4 executing program [pid 301] <... mkdir resumed>) = 0 [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1521] <... write resumed>) = 4 [pid 1521] close(3) = 0 [pid 1521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1521] write(1, "executing program\n", 18) = 18 [pid 1521] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 306] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 1522 attached [pid 1521] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 302 [pid 1522] set_robust_list(0x555569336660, 24) = 0 [pid 1521] <... openat resumed>) = 4 [pid 306] umount2("./302", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1522] chdir("./300" [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1521] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 306] openat(AT_FDCWD, "./302", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1522] <... chdir resumed>) = 0 [pid 1521] <... openat resumed>) = 5 [pid 306] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 1522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1521] setns(201, 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1522] setpgid(0, 0) = 0 [pid 1521] <... setns resumed>) = 0 [pid 306] getdents64(3, [pid 1521] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1521] <... socket resumed>) = 6 [pid 306] umount2("./302/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1521] setns(5, 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1522] <... openat resumed>) = 3 [pid 1521] <... setns resumed>) = 0 [pid 306] newfstatat(AT_FDCWD, "./302/binderfs", [pid 1521] close(5 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1522] write(3, "1000", 4 [pid 1521] <... close resumed>) = 0 [pid 1522] <... write resumed>) = 4 [pid 1521] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 306] unlink("./302/binderfs" [pid 1522] close(3 [pid 306] <... unlink resumed>) = 0 [pid 1522] <... close resumed>) = 0 [pid 1522] symlink("/dev/binderfs", "./binderfs" [pid 1521] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 306] getdents64(3, [pid 1521] close(3 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1522] <... symlink resumed>) = 0 [pid 1521] <... close resumed>) = 0 [pid 306] close(3 [pid 1521] close(4 [pid 306] <... close resumed>) = 0 [pid 1521] <... close resumed>) = 0 [pid 306] rmdir("./302" [pid 1522] write(1, "executing program\n", 18executing program ) = 18 [pid 1521] close(5 [pid 306] <... rmdir resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./303", 0777 [pid 1522] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1521] close(6) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 1521] close(7) = -1 EBADF (Bad file descriptor) [pid 1521] close(8 [pid 302] <... restart_syscall resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1522] <... openat resumed>) = 3 [pid 1521] close(9 [pid 1522] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1523 attached [pid 1522] <... openat resumed>) = 4 [pid 1521] close(10 [pid 302] umount2("./311", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1522] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 305 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1523] set_robust_list(0x555569336660, 24 [pid 1521] close(11 [pid 1522] <... openat resumed>) = 5 [pid 1523] <... set_robust_list resumed>) = 0 [pid 302] openat(AT_FDCWD, "./311", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] chdir("./303" [pid 1522] setns(201, 0 [pid 1521] close(12 [pid 302] <... openat resumed>) = 3 [pid 1523] <... chdir resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1522] <... setns resumed>) = 0 [pid 1521] close(13 [pid 1522] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1523] <... prctl resumed>) = 0 [pid 1522] <... socket resumed>) = 6 [pid 1521] close(14 [pid 302] getdents64(3, [pid 1523] setpgid(0, 0 [pid 1522] setns(5, 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1523] <... setpgid resumed>) = 0 [pid 1521] close(15 [pid 302] umount2("./311/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1522] <... setns resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1522] close(5 [pid 1521] close(16 [pid 1522] <... close resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./311/binderfs", [pid 1523] <... openat resumed>) = 3 [pid 1522] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1521] close(17 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1523] write(3, "1000", 4 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./311/binderfs" [pid 1523] <... write resumed>) = 4 [pid 1521] close(18 [pid 1523] close(3 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 1523] <... close resumed>) = 0 [pid 1521] close(19) = -1 EBADF (Bad file descriptor) [pid 1523] symlink("/dev/binderfs", "./binderfs" [pid 1521] close(20 [pid 302] getdents64(3, [pid 1523] <... symlink resumed>) = 0 [pid 1522] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 executing program [pid 1522] close(3 [pid 1523] write(1, "executing program\n", 18 [pid 1521] close(21 [pid 302] close(3 [pid 1523] <... write resumed>) = 18 [pid 1522] <... close resumed>) = 0 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 1523] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1521] close(22 [pid 1522] close(4 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./311" [pid 1523] <... openat resumed>) = 3 [pid 1522] <... close resumed>) = 0 [pid 1521] close(23 [pid 302] <... rmdir resumed>) = 0 [pid 1523] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1522] close(5 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] <... openat resumed>) = 4 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1521] close(24 [pid 302] mkdir("./312", 0777 [pid 1523] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1522] close(6 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 1523] <... openat resumed>) = 5 [pid 1522] <... close resumed>) = 0 [pid 1521] close(25) = -1 EBADF (Bad file descriptor) [pid 1521] close(26 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1523] setns(201, 0 [pid 1522] close(7 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1524 attached [pid 1523] <... setns resumed>) = 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1521] close(27 [pid 1522] close(8 [pid 1524] set_robust_list(0x555569336660, 24 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] close(9 [pid 1524] <... set_robust_list resumed>) = 0 [pid 1523] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] <... socket resumed>) = 6 [pid 1522] close(10 [pid 1521] close(28 [pid 1523] setns(5, 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 314 [pid 1523] <... setns resumed>) = 0 [pid 1521] close(29 [pid 1523] close(5 [pid 1521] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] <... close resumed>) = 0 [pid 1521] exit_group(0 [pid 1523] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1521] <... exit_group resumed>) = ? [pid 1524] chdir("./312" [pid 1522] close(11 [pid 1524] <... chdir resumed>) = 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1522] close(12 [pid 1524] <... prctl resumed>) = 0 [pid 1523] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1521] +++ exited with 0 +++ [pid 1522] close(13 [pid 1524] setpgid(0, 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1523] close(3 [pid 1522] close(14 [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 1524] <... setpgid resumed>) = 0 [pid 1523] <... close resumed>) = 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(4 [pid 1522] close(15 [pid 1524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1523] <... close resumed>) = 0 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(5) = -1 EBADF (Bad file descriptor) [pid 1523] close(6) = 0 [pid 1522] close(16 [pid 1523] close(7 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] close(17 [pid 1523] close(8 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(9 [pid 1522] close(18 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(10) = -1 EBADF (Bad file descriptor) [pid 1523] close(11) = -1 EBADF (Bad file descriptor) [pid 1523] close(12 [pid 303] <... restart_syscall resumed>) = 0 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] <... openat resumed>) = 3 [pid 1523] close(13 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] write(3, "1000", 4 [pid 1522] close(19 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(14 [pid 303] umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1522] close(20 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(15 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1524] <... write resumed>) = 4 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1524] close(3 [pid 1523] close(16 [pid 1522] close(21 [pid 303] <... openat resumed>) = 3 [pid 1524] <... close resumed>) = 0 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(17 [pid 303] newfstatat(3, "", [pid 1524] symlink("/dev/binderfs", "./binderfs" [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] close(22 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 executing program [pid 1524] <... symlink resumed>) = 0 [pid 1523] close(18 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1524] write(1, "executing program\n", 18 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] close(23 [pid 1524] <... write resumed>) = 18 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(19 [pid 1522] close(24 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1524] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1523] close(20 [pid 1522] close(25 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(AT_FDCWD, "./300/binderfs", [pid 1524] <... openat resumed>) = 3 [pid 1523] close(21 [pid 1522] close(26 [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1524] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(22 [pid 303] unlink("./300/binderfs" [pid 1522] close(27 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... unlink resumed>) = 0 [pid 1523] close(23) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1523] close(24 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(25 [pid 303] close(3 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... close resumed>) = 0 [pid 1523] close(26 [pid 303] rmdir("./300" [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(27 [pid 303] <... rmdir resumed>) = 0 [pid 1523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1523] close(28) = -1 EBADF (Bad file descriptor) [pid 303] mkdir("./301", 0777 [pid 1523] close(29) = -1 EBADF (Bad file descriptor) [pid 303] <... mkdir resumed>) = 0 [pid 1523] exit_group(0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1524] <... openat resumed>) = 4 [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1522] close(28) = -1 EBADF (Bad file descriptor) [pid 1524] <... openat resumed>) = 5 [pid 1523] <... exit_group resumed>) = ? [pid 1522] close(29./strace-static-x86_64: Process 1525 attached [pid 1524] setns(201, 0 [pid 1523] +++ exited with 0 +++ [pid 1522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1525] set_robust_list(0x555569336660, 24 [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 303 [pid 1522] exit_group(0 [pid 1525] <... set_robust_list resumed>) = 0 [pid 1524] <... setns resumed>) = 0 [pid 1522] <... exit_group resumed>) = ? [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1525] chdir("./301" [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 1524] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1524] setns(5, 0 [pid 1522] +++ exited with 0 +++ [pid 1525] <... chdir resumed>) = 0 [pid 1524] <... setns resumed>) = 0 [pid 1525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1524] close(5 [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1525] <... prctl resumed>) = 0 [pid 301] restart_syscall(<... resuming interrupted clone ...> [pid 1525] setpgid(0, 0 [pid 1524] <... close resumed>) = 0 [pid 1525] <... setpgid resumed>) = 0 [pid 1524] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] <... restart_syscall resumed>) = 0 [pid 1525] <... openat resumed>) = 3 [pid 1525] write(3, "1000", 4 [pid 1524] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1525] <... write resumed>) = 4 [pid 1524] close(3 [pid 1525] close(3) = 0 [pid 1524] <... close resumed>) = 0 [pid 306] umount2("./303", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1525] symlink("/dev/binderfs", "./binderfs" [pid 1524] close(4 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1524] <... close resumed>) = 0 [pid 306] openat(AT_FDCWD, "./303", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 1525] <... symlink resumed>) = 0 [pid 1524] close(5 [pid 306] <... openat resumed>) = 3 [pid 1525] write(1, "executing program\n", 18) = 18 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(3, "", [pid 1525] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1524] close(6 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1525] <... openat resumed>) = 3 [pid 1524] <... close resumed>) = 0 [pid 306] getdents64(3, [pid 1525] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1524] close(7 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1525] <... openat resumed>) = 4 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./303/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1525] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1524] close(8 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] newfstatat(AT_FDCWD, "./303/binderfs", [pid 1525] <... openat resumed>) = 5 [pid 1524] close(9 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1525] setns(201, 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] unlink("./303/binderfs" [pid 1525] <... setns resumed>) = 0 [pid 1525] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1524] close(10) = -1 EBADF (Bad file descriptor) [pid 306] <... unlink resumed>) = 0 [pid 1525] <... socket resumed>) = 6 [pid 1524] close(11) = -1 EBADF (Bad file descriptor) [pid 306] getdents64(3, [pid 1524] close(12 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] close(3 [pid 1524] close(13 [pid 306] <... close resumed>) = 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(14 [pid 306] rmdir("./303" [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] <... rmdir resumed>) = 0 [pid 1525] setns(5, 0 [pid 1524] close(15 [pid 1525] <... setns resumed>) = 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] mkdir("./304", 0777 [pid 1525] close(5 [pid 1524] close(16 [pid 306] <... mkdir resumed>) = 0 [pid 1525] <... close resumed>) = 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(17 [pid 1525] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1525] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1524] close(18 [pid 1525] close(3 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1526 attached [pid 1525] <... close resumed>) = 0 [pid 301] <... restart_syscall resumed>) = 0 [pid 1525] close(4 [pid 1524] close(19) = -1 EBADF (Bad file descriptor) [pid 1524] close(20) = -1 EBADF (Bad file descriptor) [pid 1524] close(21) = -1 EBADF (Bad file descriptor) [pid 1524] close(22 [pid 306] <... clone resumed>, child_tidptr=0x555569336650) = 306 [pid 1526] set_robust_list(0x555569336660, 24 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1525] <... close resumed>) = 0 [pid 1524] close(23 [pid 1525] close(5 [pid 1526] <... set_robust_list resumed>) = 0 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(24 [pid 1526] chdir("./304" [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] umount2("./300", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1526] <... chdir resumed>) = 0 [pid 1525] close(6 [pid 1524] close(25) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1525] <... close resumed>) = 0 [pid 301] openat(AT_FDCWD, "./300", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1524] close(26 [pid 1525] close(7 [pid 1526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... openat resumed>) = 3 [pid 1526] <... prctl resumed>) = 0 [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(27 [pid 301] newfstatat(3, "", [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(28 [pid 301] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1526] setpgid(0, 0 [pid 1525] close(8 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] <... setpgid resumed>) = 0 [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] close(29 [pid 301] getdents64(3, [pid 1525] close(9 [pid 1524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1524] exit_group(0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1524] <... exit_group resumed>) = ? [pid 1525] close(10 [pid 301] umount2("./300/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1526] <... openat resumed>) = 3 [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1526] write(3, "1000", 4 [pid 1525] close(11 [pid 1524] +++ exited with 0 +++ [pid 301] newfstatat(AT_FDCWD, "./300/binderfs", [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1526] <... write resumed>) = 4 [pid 1525] close(12 [pid 301] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1526] close(3 [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] unlink("./300/binderfs" [pid 1526] <... close resumed>) = 0 [pid 1525] close(13) = -1 EBADF (Bad file descriptor) [pid 1526] symlink("/dev/binderfs", "./binderfs" [pid 1525] close(14 [pid 301] <... unlink resumed>) = 0 [pid 1525] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] <... symlink resumed>) = 0 [pid 301] getdents64(3, [pid 1525] close(15) = -1 EBADF (Bad file descriptor) [pid 1525] close(16) = -1 EBADF (Bad file descriptor) [pid 1525] close(17) = -1 EBADF (Bad file descriptor) [pid 1525] close(18) = -1 EBADF (Bad file descriptor) [pid 1525] close(19) = -1 EBADF (Bad file descriptor) [pid 1525] close(20) = -1 EBADF (Bad file descriptor) [pid 1525] close(21) = -1 EBADF (Bad file descriptor) [pid 1525] close(22) = -1 EBADF (Bad file descriptor) [pid 1525] close(23) = -1 EBADF (Bad file descriptor) [pid 1525] close(24) = -1 EBADF (Bad file descriptor) [pid 1525] close(25) = -1 EBADF (Bad file descriptor) [pid 1525] close(26) = -1 EBADF (Bad file descriptor) [pid 1525] close(27) = -1 EBADF (Bad file descriptor) [pid 1525] close(28) = -1 EBADF (Bad file descriptor) [pid 1525] close(29) = -1 EBADF (Bad file descriptor) executing program [pid 1525] exit_group(0) = ? [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1526] write(1, "executing program\n", 18 [pid 301] close(3 [pid 1526] <... write resumed>) = 18 [pid 301] <... close resumed>) = 0 [pid 1526] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 301] rmdir("./300" [pid 1526] <... openat resumed>) = 3 [pid 301] <... rmdir resumed>) = 0 [pid 1526] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1525] +++ exited with 0 +++ [pid 301] mkdir("./301", 0777 [pid 1526] <... openat resumed>) = 4 [pid 303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 303] restart_syscall(<... resuming interrupted clone ...> [pid 301] <... mkdir resumed>) = 0 [pid 1526] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1526] <... openat resumed>) = 5 [pid 1526] setns(201, 0) = 0 ./strace-static-x86_64: Process 1527 attached [pid 1526] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1527] set_robust_list(0x555569336660, 24 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 303 [pid 1527] <... set_robust_list resumed>) = 0 [pid 1526] <... socket resumed>) = 6 [pid 1527] chdir("./301" [pid 1526] setns(5, 0 [pid 1527] <... chdir resumed>) = 0 [pid 1526] <... setns resumed>) = 0 [pid 1527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1526] close(5 [pid 1527] setpgid(0, 0 [pid 1526] <... close resumed>) = 0 [pid 1527] <... setpgid resumed>) = 0 [pid 1527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1526] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1527] write(3, "1000", 4) = 4 [pid 1527] close(3) = 0 [pid 1527] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1527] write(1, "executing program\n", 18 executing program [pid 1526] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1527] <... write resumed>) = 18 [pid 1526] close(3 [pid 1527] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1527] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 303] <... restart_syscall resumed>) = 0 [pid 1527] <... openat resumed>) = 4 [pid 1526] <... close resumed>) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 1526] close(4) = 0 [pid 1526] close(5) = -1 EBADF (Bad file descriptor) [pid 1527] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1526] close(6 [pid 303] umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1526] <... close resumed>) = 0 [pid 1526] close(7 [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(8 [pid 302] umount2("./312", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1527] <... openat resumed>) = 5 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1527] setns(201, 0 [pid 302] openat(AT_FDCWD, "./312", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1526] close(9 [pid 303] <... openat resumed>) = 3 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] newfstatat(3, "", [pid 1526] close(10 [pid 303] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 1526] close(11 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] <... setns resumed>) = 0 [pid 1526] close(12 [pid 302] <... openat resumed>) = 3 [pid 1527] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 302] newfstatat(3, "", [pid 1527] <... socket resumed>) = 6 [pid 1526] close(13 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 1527] setns(5, 0 [pid 302] getdents64(3, [pid 1527] <... setns resumed>) = 0 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 1527] close(5 [pid 302] umount2("./312/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 1527] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1527] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./312/binderfs", [pid 1526] close(14 [pid 303] newfstatat(AT_FDCWD, "./301/binderfs", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1527] <... mount resumed>) = -1 ENOTCONN (Transport endpoint is not connected) [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./312/binderfs" [pid 1527] close(3 [pid 1526] close(15 [pid 303] unlink("./301/binderfs" [pid 302] <... unlink resumed>) = 0 [pid 1527] <... close resumed>) = 0 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1527] close(4 [pid 302] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 1527] <... close resumed>) = 0 [pid 1526] close(16 [pid 303] <... unlink resumed>) = 0 [pid 302] close(3 [pid 1527] close(5 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] getdents64(3, [pid 302] <... close resumed>) = 0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(17 [pid 303] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 302] rmdir("./312" [pid 1527] close(6 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] close(3 [pid 302] <... rmdir resumed>) = 0 [pid 1527] <... close resumed>) = 0 [pid 1526] close(18 [pid 303] <... close resumed>) = 0 [pid 302] mkdir("./313", 0777 [pid 1527] close(7 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] rmdir("./301" [pid 302] <... mkdir resumed>) = 0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(8) = -1 EBADF (Bad file descriptor) [pid 303] <... rmdir resumed>) = 0 [pid 1526] close(19 [pid 303] mkdir("./302", 0777 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(9 [pid 303] <... mkdir resumed>) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1526] close(20 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 1529 attached ./strace-static-x86_64: Process 1528 attached [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(21 [pid 1529] set_robust_list(0x555569336660, 24 [pid 1528] set_robust_list(0x555569336660, 24 [pid 1527] close(10 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] <... clone resumed>, child_tidptr=0x555569336650) = 304 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(22 [pid 302] <... clone resumed>, child_tidptr=0x555569336650) = 315 [pid 1529] <... set_robust_list resumed>) = 0 [pid 1528] <... set_robust_list resumed>) = 0 [pid 1527] close(11 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(23 [pid 1527] close(12 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(13 [pid 1526] close(24 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(14 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1529] chdir("./313" [pid 1528] chdir("./302" [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(25 [pid 1529] <... chdir resumed>) = 0 [pid 1528] <... chdir resumed>) = 0 [pid 1527] close(15 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(26 [pid 1527] close(16 [pid 1529] <... prctl resumed>) = 0 [pid 1528] <... prctl resumed>) = 0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1529] setpgid(0, 0 [pid 1528] setpgid(0, 0 [pid 1527] close(17 [pid 1529] <... setpgid resumed>) = 0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] close(27 [pid 1527] close(18 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1528] <... setpgid resumed>) = 0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(19 [pid 1526] close(28 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(20 [pid 1528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1527] close(21) = -1 EBADF (Bad file descriptor) [pid 1527] close(22) = -1 EBADF (Bad file descriptor) [pid 1526] close(29 [pid 1527] close(23) = -1 EBADF (Bad file descriptor) [pid 1527] close(24) = -1 EBADF (Bad file descriptor) [pid 1527] close(25 [pid 1526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1528] <... openat resumed>) = 3 [pid 1527] close(26 [pid 1529] <... openat resumed>) = 3 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(27 [pid 1526] exit_group(0 [pid 1527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1527] close(28) = -1 EBADF (Bad file descriptor) [pid 1527] close(29) = -1 EBADF (Bad file descriptor) [pid 1527] exit_group(0) = ? [pid 1529] write(3, "1000", 4 [pid 1528] write(3, "1000", 4 [pid 1526] <... exit_group resumed>) = ? [pid 1529] <... write resumed>) = 4 [pid 1528] <... write resumed>) = 4 [pid 1528] close(3 [pid 1529] close(3 [pid 1527] +++ exited with 0 +++ [pid 1526] +++ exited with 0 +++ [pid 1529] <... close resumed>) = 0 [pid 1528] <... close resumed>) = 0 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 301] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1529] symlink("/dev/binderfs", "./binderfs" [pid 1528] symlink("/dev/binderfs", "./binderfs" [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 301] restart_syscall(<... resuming interrupted clone ...>executing program executing program [pid 1529] <... symlink resumed>) = 0 [pid 1528] <... symlink resumed>) = 0 [pid 1529] write(1, "executing program\n", 18 [pid 1528] write(1, "executing program\n", 18 [pid 1529] <... write resumed>) = 18 [pid 1528] <... write resumed>) = 18 [pid 1529] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1528] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY [pid 1529] <... openat resumed>) = 3 [pid 1528] <... openat resumed>) = 3 [pid 1528] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1529] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR [pid 1528] <... openat resumed>) = 4 [pid 1529] <... openat resumed>) = 4 [pid 1528] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1529] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY [pid 1528] <... openat resumed>) = 5 [pid 1529] <... openat resumed>) = 5 [pid 1528] setns(201, 0 [pid 1529] setns(201, 0 [pid 1528] <... setns resumed>) = 0 [pid 1529] <... setns resumed>) = 0 [pid 1528] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1529] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM [pid 1528] <... socket resumed>) = 6 [pid 1529] <... socket resumed>) = 6 [pid 1528] setns(5, 0 [pid 1529] setns(5, 0 [pid 1528] <... setns resumed>) = 0 [pid 1529] <... setns resumed>) = 0 [pid 1528] close(5 [pid 1529] close(5) = 0 [pid 1528] <... close resumed>) = 0 [pid 1529] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1528] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 301] <... restart_syscall resumed>) = 0 [pid 301] umount2("./301", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] openat(AT_FDCWD, "./301", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 301] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] getdents64(3, [pid 306] <... restart_syscall resumed>) = 0 [pid 301] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] umount2("./301/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] newfstatat(AT_FDCWD, "./301/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] umount2("./304", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 301] unlink("./301/binderfs" [pid 306] openat(AT_FDCWD, "./304", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 301] <... unlink resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 301] getdents64(3, [pid 306] newfstatat(3, "", [pid 301] <... getdents64 resumed>0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 301] close(3 [pid 306] getdents64(3, [pid 301] <... close resumed>) = 0 [pid 306] <... getdents64 resumed>0x5555693376f0 /* 3 entries */, 32768) = 80 [pid 301] rmdir("./301" [pid 306] umount2("./304/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 301] <... rmdir resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./304/binderfs", [pid 301] mkdir("./302", 0777 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 301] <... mkdir resumed>) = 0 [pid 306] unlink("./304/binderfs" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... unlink resumed>) = 0 [pid 306] getdents64(3, 0x5555693376f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./304") = 0 [pid 306] mkdir("./305", 0777) = 0 [pid 301] <... clone resumed>, child_tidptr=0x555569336650) = 304 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555569336650) = 307 ./strace-static-x86_64: Process 1530 attached [pid 1530] set_robust_list(0x555569336660, 24) = 0 [pid 1530] chdir("./302") = 0 [pid 1530] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 1531 attached ) = 0 [pid 1530] setpgid(0, 0 [pid 1531] set_robust_list(0x555569336660, 24) = 0 [pid 1530] <... setpgid resumed>) = 0 [pid 1530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1530] write(3, "1000", 4) = 4 [pid 1530] close(3) = 0 [pid 1530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1530] write(1, "executing program\n", 18executing program ) = 18 [pid 1530] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1530] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1530] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1530] setns(201, 0) = 0 [pid 1530] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1530] setns(5, 0) = 0 [pid 1530] close(5) = 0 [pid 1530] mount(NULL, ".", "9p", 0, "trans=fd,rfdno=0x0000000000000004,wfdno=0x0000000000000006" [pid 1531] chdir("./305") = 0 [pid 1531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1531] setpgid(0, 0) = 0 [pid 1531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1531] write(3, "1000", 4) = 4 [pid 1531] close(3) = 0 [pid 1531] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1531] write(1, "executing program\n", 18executing program ) = 18 [pid 1531] openat(AT_FDCWD, "./binderfs/binder0", O_RDONLY) = 3 [pid 1531] openat(AT_FDCWD, "/proc/self/fd/3", O_RDWR) = 4 [pid 1531] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 5 [pid 1531] setns(201, 0) = 0 [pid 1531] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM) = 6 [pid 1531] setns(5, 0) = 0 [pid 1531] close(5) = 0 [ 40.095862][ T62] rust_kernel: panicked at rust/kernel/sync/poll.rs:54:18: [ 40.095862][ T62] null pointer dereference occurred [ 40.109000][ T62] ------------[ cut here ]------------ [ 40.115808][ T62] kernel BUG at rust/helpers/bug.c:7! [ 40.122179][ T36] kauditd_printk_skb: 9 callbacks suppressed [ 40.122196][ T36] audit: type=1400 audit(1750445363.430:83): avc: denied { read } for pid=91 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 [ 40.123451][ T62] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 40.130392][ T36] audit: type=1400 audit(1750445363.430:84): avc: denied { search } for pid=91 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 [ 40.153627][ T62] CPU: 0 UID: 0 PID: 62 Comm: kworker/0:2 Not tainted 6.12.23-syzkaller-g6c1c18fcb8b7 #0 ba78288b1e32eb9f88d3f8d8da6b79a037cd8362 [ 40.153663][ T62] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 40.153678][ T62] Workqueue: events p9_poll_workfn [ 40.162000][ T36] audit: type=1400 audit(1750445363.430:85): avc: denied { write } for pid=91 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 [ 40.184033][ T62] [ 40.184062][ T62] RIP: 0010:rust_helper_BUG+0x8/0x10 [ 40.184105][ T62] Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 79 8c a3 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 33 48 ea 1c 90 90 90 90 90 90 90 90 90 [ 40.184123][ T62] RSP: 0018:ffffc90000d2f890 EFLAGS: 00010246 [ 40.199341][ T36] audit: type=1400 audit(1750445363.430:86): avc: denied { add_name } for pid=91 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 40.209195][ T62] RAX: 000000000000005a RBX: 1ffff920001a5f14 RCX: 50d568fa9bc01600 [ 40.209222][ T62] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 40.209234][ T62] RBP: ffffc90000d2f890 R08: ffffc90000d2f587 R09: 1ffff920001a5eb0 [ 40.209249][ T62] R10: dffffc0000000000 R11: fffff520001a5eb1 R12: 0000000000000000 [ 40.209263][ T62] R13: dffffc0000000000 R14: ffffc90000d2f8c0 R15: ffffc90000d2f8f0 [ 40.209278][ T62] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 40.215664][ T36] audit: type=1400 audit(1750445363.430:87): avc: denied { create } for pid=91 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 40.239177][ T62] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.239211][ T62] CR2: 00007f5ea43d28f3 CR3: 000000012f6fe000 CR4: 00000000003526b0 [ 40.239232][ T62] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.239244][ T62] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.239258][ T62] Call Trace: [ 40.239267][ T62] [ 40.239278][ T62] _RNvCscSpY9Juk0HT_7___rustc17rust_begin_unwind+0x15b/0x160 [ 40.242727][ T36] audit: type=1400 audit(1750445363.430:88): avc: denied { append open } for pid=91 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 [ 40.248551][ T62] ? __cfi__RNvCscSpY9Juk0HT_7___rustc17rust_begin_unwind+0x10/0x10 [ 40.248603][ T62] ? check_preempt_wakeup_fair+0x886/0xae0 [ 40.271186][ T36] audit: type=1400 audit(1750445363.430:89): avc: denied { getattr } for pid=91 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 [ 40.276624][ T62] ? __cfi__RNvXs1b_NtCs9jEwPDbx20M_4core3fmtRNtNtNtB8_5panic10panic_info9PanicInfoNtB6_7Display3fmtCs43vyB533jt3_6kernel+0x10/0x10 [ 40.494716][ T62] ? ttwu_do_activate+0x630/0x630 [ 40.500475][ T62] ? __cfi_check_preempt_wakeup_fair+0x10/0x10 [ 40.508404][ T62] ? __task_rq_lock+0x8e/0x270 [ 40.513573][ T62] _RNvNtCs9jEwPDbx20M_4core9panicking18panic_nounwind_fmt+0xec/0xf0 [ 40.522523][ T62] ? __cfi__RNvNtCs9jEwPDbx20M_4core9panicking18panic_nounwind_fmt+0x10/0x10 [ 40.531403][ T62] ? _raw_spin_lock_irqsave+0xaf/0x150 [ 40.537051][ T62] ? autoremove_wake_function+0x3b/0x110 [ 40.543220][ T62] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 40.549123][ T62] _RNvNtCs9jEwPDbx20M_4core9panicking30panic_null_pointer_dereference+0x49/0x4c [ 40.558442][ T62] _RNvMNtNtCs43vyB533jt3_6kernel4sync4pollNtB2_9PollTable8from_ptr+0x40/0x40 [ 40.568091][ T62] ? _RNvCshgDM7dBCdno_11rust_binder16rust_binder_poll+0xce/0x570 [ 40.576133][ T62] _RNvCshgDM7dBCdno_11rust_binder16rust_binder_poll+0xe2/0x570 [ 40.584840][ T62] ? __kasan_check_write+0x18/0x20 [ 40.590695][ T62] ? _raw_spin_lock_irqsave+0xaf/0x150 [ 40.596514][ T62] ? __cfi__RNvCshgDM7dBCdno_11rust_binder16rust_binder_poll+0x10/0x10 [ 40.605425][ T62] ? __kasan_check_write+0x18/0x20 [ 40.610944][ T62] ? pwq_dec_nr_in_flight+0x6c7/0xc60 [ 40.616433][ T62] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 40.624260][ T62] ? p9_write_work+0x5c5/0xd30 [ 40.630249][ T62] ? __cfi__RNvCshgDM7dBCdno_11rust_binder16rust_binder_poll+0x10/0x10 [ 40.638786][ T62] p9_poll_workfn+0x389/0x600 [ 40.645259][ T62] process_scheduled_works+0x7d2/0x1020 [ 40.651925][ T62] worker_thread+0xc58/0x1250 [ 40.656828][ T62] ? try_to_wake_up+0xdd2/0x1aa0 [ 40.662679][ T62] ? schedule+0xc6/0x240 [ 40.667067][ T62] kthread+0x2c7/0x370 [ 40.671168][ T62] ? __cfi_worker_thread+0x10/0x10 [ 40.676750][ T62] ? __cfi_kthread+0x10/0x10 [ 40.681635][ T62] ret_from_fork+0x64/0xa0 [ 40.686084][ T62] ? __cfi_kthread+0x10/0x10 [ 40.690760][ T62] ret_from_fork_asm+0x1a/0x30 [ 40.695991][ T62] [ 40.699029][ T62] Modules linked in: [ 40.703226][ T62] ---[ end trace 0000000000000000 ]--- [ 40.710357][ T62] RIP: 0010:rust_helper_BUG+0x8/0x10 [ 40.715690][ T62] Code: cc cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 79 8c a3 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 33 48 ea 1c 90 90 90 90 90 90 90 90 90 [ 40.736903][ T62] RSP: 0018:ffffc90000d2f890 EFLAGS: 00010246 [ 40.743438][ T62] RAX: 000000000000005a RBX: 1ffff920001a5f14 RCX: 50d568fa9bc01600 [ 40.751670][ T62] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 40.759882][ T62] RBP: ffffc90000d2f890 R08: ffffc90000d2f587 R09: 1ffff920001a5eb0 [ 40.767999][ T62] R10: dffffc0000000000 R11: fffff520001a5eb1 R12: 0000000000000000 [ 40.776801][ T62] R13: dffffc0000000000 R14: ffffc90000d2f8c0 R15: ffffc90000d2f8f0 [ 40.785094][ T62] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 40.794351][ T62] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.801438][ T62] CR2: 00007f5ea43d28f3 CR3: 000000012f6fe000 CR4: 00000000003526b0 [ 40.811667][ T62] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.819706][ T62] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.828715][ T62] Kernel panic - not syncing: Fatal exception [ 40.835160][ T62] Kernel Offset: disabled [ 40.839579][ T62] Rebooting in 86400 seconds..