./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1365389133 <...> = 0 [pid 3618] close(3) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] rmdir("./1677" [pid 3615] unlink("./1599/binderfs" [pid 16169] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1678", 0777 [pid 16169] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16169] <... futex resumed>) = 1 [pid 16166] <... futex resumed>) = 0 [pid 3615] umount2("./1599/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16169] write(5, NULL, 1840702809 [pid 16166] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16166] <... futex resumed>) = 0 [pid 16169] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16170 [pid 3615] lstat("./1599/file0", [pid 16166] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16169] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16169] <... futex resumed>) = 1 [pid 16166] <... futex resumed>) = 0 [pid 3615] umount2("./1599/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16170 attached [pid 16169] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16166] exit_group(0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16169] <... futex resumed>) = ? [pid 16166] <... exit_group resumed>) = ? [pid 16170] set_robust_list(0x5555560b95e0, 24 [pid 16169] +++ exited with 0 +++ [pid 16166] +++ exited with 0 +++ [pid 3615] openat(AT_FDCWD, "./1599/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16166, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] <... openat resumed>) = 4 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] fstat(4, [pid 16170] <... set_robust_list resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] getdents64(4, [pid 16170] chdir("./1678" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16170] <... chdir resumed>) = 0 [pid 16170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] getdents64(4, [pid 16170] <... prctl resumed>) = 0 [pid 3616] umount2("./1633", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16170] setpgid(0, 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(4 [pid 3616] openat(AT_FDCWD, "./1633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... close resumed>) = 0 [pid 16170] <... setpgid resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] rmdir("./1599/file0" [pid 16170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] fstat(3, [pid 16170] <... openat resumed>) = 3 [pid 3615] <... rmdir resumed>) = 0 [pid 16170] write(3, "1000", 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16170] <... write resumed>) = 4 [pid 3615] getdents64(3, [pid 16170] close(3 [pid 3616] getdents64(3, [pid 16170] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16170] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] close(3 [pid 16170] <... symlink resumed>) = 0 [pid 3616] umount2("./1633/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16170] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1599" [pid 16170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] lstat("./1633/binderfs", [pid 16170] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... rmdir resumed>) = 0 [pid 16170] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] mkdir("./1600", 0777 [pid 16170] <... mprotect resumed>) = 0 [pid 3616] unlink("./1633/binderfs" [pid 16170] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... mkdir resumed>) = 0 [pid 16170] <... clone resumed>, parent_tid=[16171], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16171 [pid 3616] <... unlink resumed>) = 0 [pid 16170] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1633/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16170] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16171 attached [pid 16171] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3616] lstat("./1633/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16172 [pid 3616] umount2("./1633/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16171] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] openat(AT_FDCWD, "./1633/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16171] <... mkdirat resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16171] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16170] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16170] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] rmdir("./1633/file0" [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16171] <... futex resumed>) = 1 [pid 16171] pipe2([3, 4], 0) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16171] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 16171] <... futex resumed>) = 1 [pid 16170] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16171] dup(4 [pid 16170] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1633" [pid 16171] <... dup resumed>) = 5 [pid 16170] <... futex resumed>) = 0 [pid 16171] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16171] <... futex resumed>) = 0 [pid 16170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16172 attached [pid 16171] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16170] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16172] set_robust_list(0x5555560b95e0, 24 [pid 16170] <... futex resumed>) = 0 [pid 16172] <... set_robust_list resumed>) = 0 [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] mkdir("./1634", 0777 [pid 16172] chdir("./1600") = 0 [pid 16172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16172] setpgid(0, 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16172] <... setpgid resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16171] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16171] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16170] <... futex resumed>) = 0 [pid 16171] write(5, NULL, 1840702809 [pid 16170] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16171] <... write resumed>) = -1 EFAULT (Bad address) [pid 16170] <... futex resumed>) = 0 [pid 16172] <... openat resumed>) = 3 [pid 16171] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16170] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16173 ./strace-static-x86_64: Process 16173 attached [pid 16172] write(3, "1000", 4 [pid 16171] <... futex resumed>) = 0 [pid 16170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16171] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16170] exit_group(0 [pid 16171] <... futex resumed>) = ? [pid 16170] <... exit_group resumed>) = ? [pid 16173] set_robust_list(0x5555560b95e0, 24 [pid 16172] <... write resumed>) = 4 [pid 16173] <... set_robust_list resumed>) = 0 [pid 16172] close(3 [pid 16171] +++ exited with 0 +++ [pid 16170] +++ exited with 0 +++ [pid 16173] chdir("./1634" [pid 16172] <... close resumed>) = 0 [pid 16172] symlink("/dev/binderfs", "./binderfs" [pid 16173] <... chdir resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16170, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16172] <... symlink resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16173] <... prctl resumed>) = 0 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16173] setpgid(0, 0 [pid 16172] <... futex resumed>) = 0 [pid 16173] <... setpgid resumed>) = 0 [pid 16172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16172] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] umount2("./1678", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16173] <... openat resumed>) = 3 [pid 16172] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16173] write(3, "1000", 4 [pid 16172] <... mprotect resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16173] <... write resumed>) = 4 [pid 16172] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... openat resumed>) = 3 [pid 16173] close(3 [pid 3618] fstat(3, [pid 16173] <... close resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16173] symlink("/dev/binderfs", "./binderfs" [pid 16172] <... clone resumed>, parent_tid=[16174], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16174 [pid 3618] getdents64(3, [pid 16173] <... symlink resumed>) = 0 [pid 16172] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16172] <... futex resumed>) = 0 [pid 3618] umount2("./1678/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16173] <... futex resumed>) = 0 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16173] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] lstat("./1678/binderfs", [pid 16173] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16173] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] unlink("./1678/binderfs" [pid 16173] <... mprotect resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16173] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16173] <... clone resumed>, parent_tid=[16175], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16175 [pid 3618] lstat("./1678/file0", ./strace-static-x86_64: Process 16174 attached [pid 16173] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16174] set_robust_list(0x7f1ab25529e0, 24 [pid 16173] <... futex resumed>) = 0 [pid 3618] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16174] <... set_robust_list resumed>) = 0 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16174] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] openat(AT_FDCWD, "./1678/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16175 attached [pid 16174] <... mkdirat resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16174] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(4, [pid 16175] set_robust_list(0x7f1ab25529e0, 24 [pid 16174] <... futex resumed>) = 1 [pid 16172] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16175] <... set_robust_list resumed>) = 0 [pid 16174] pipe2( [pid 16172] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16175] mkdirat(AT_FDCWD, "./file0", 000 [pid 16174] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16172] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16174] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, [pid 16175] <... mkdirat resumed>) = 0 [pid 16174] <... futex resumed>) = 0 [pid 16172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16175] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16174] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16172] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(4 [pid 16175] <... futex resumed>) = 1 [pid 16174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16173] <... futex resumed>) = 0 [pid 16172] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16175] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16174] dup(4 [pid 16173] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] rmdir("./1678/file0" [pid 16175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16174] <... dup resumed>) = 5 [pid 16173] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16175] pipe2( [pid 16174] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16175] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16174] <... futex resumed>) = 1 [pid 16172] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16175] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16174] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16172] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16175] <... futex resumed>) = 1 [pid 16174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16173] <... futex resumed>) = 0 [pid 16172] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16175] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16174] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16173] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] rmdir("./1678" [pid 16175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16173] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16175] dup(4 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1679", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16176 ./strace-static-x86_64: Process 16176 attached [pid 16176] set_robust_list(0x5555560b95e0, 24 [pid 16175] <... dup resumed>) = 5 [pid 16175] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16173] <... futex resumed>) = 0 [pid 16175] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16173] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16173] <... futex resumed>) = 0 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16176] <... set_robust_list resumed>) = 0 [pid 16175] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16176] chdir("./1679") = 0 [pid 16176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16176] setpgid(0, 0) = 0 [pid 16176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16176] write(3, "1000", 4) = 4 [pid 16176] close(3) = 0 [pid 16176] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16176] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16176] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16177], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16177 [pid 16176] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16177 attached [pid 16177] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16177] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16177] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16176] <... futex resumed>) = 0 [pid 16176] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16177] <... futex resumed>) = 1 [pid 16177] pipe2([3, 4], 0) = 0 [pid 16177] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16176] <... futex resumed>) = 0 [pid 16176] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16177] <... futex resumed>) = 1 [pid 16177] dup(4) = 5 [pid 16177] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16176] <... futex resumed>) = 0 [pid 16176] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16177] <... futex resumed>) = 1 [pid 16176] <... futex resumed>) = 0 [pid 16177] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16174] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16174] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16175] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16174] <... futex resumed>) = 1 [pid 16172] <... futex resumed>) = 0 [pid 16175] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16174] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16172] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16175] <... futex resumed>) = 1 [pid 16174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16173] <... futex resumed>) = 0 [pid 16172] <... futex resumed>) = 0 [pid 16175] write(5, NULL, 1840702809 [pid 16174] write(5, NULL, 1840702809 [pid 16173] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16172] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16175] <... write resumed>) = -1 EFAULT (Bad address) [pid 16174] <... write resumed>) = -1 EFAULT (Bad address) [pid 16173] <... futex resumed>) = 0 [pid 16175] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16174] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16173] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16177] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16175] <... futex resumed>) = 0 [pid 16174] <... futex resumed>) = 1 [pid 16173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16172] <... futex resumed>) = 0 [pid 16177] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16175] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16174] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16173] exit_group(0 [pid 16172] exit_group(0 [pid 16177] <... futex resumed>) = 1 [pid 16176] <... futex resumed>) = 0 [pid 16175] <... futex resumed>) = ? [pid 16174] <... futex resumed>) = ? [pid 16173] <... exit_group resumed>) = ? [pid 16172] <... exit_group resumed>) = ? [pid 16177] write(5, NULL, 1840702809 [pid 16176] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16175] +++ exited with 0 +++ [pid 16174] +++ exited with 0 +++ [pid 16173] +++ exited with 0 +++ [pid 16172] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16173, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16177] <... write resumed>) = -1 EFAULT (Bad address) [pid 16176] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16172, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16177] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16176] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16177] <... futex resumed>) = 0 [pid 16176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16177] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16176] exit_group(0 [pid 3616] umount2("./1634", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16177] <... futex resumed>) = ? [pid 16176] <... exit_group resumed>) = ? [pid 16177] +++ exited with 0 +++ [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1600", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16176] +++ exited with 0 +++ [pid 3616] openat(AT_FDCWD, "./1634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16176, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... openat resumed>) = 3 [pid 3615] openat(AT_FDCWD, "./1600", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(3, [pid 3615] <... openat resumed>) = 3 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] fstat(3, [pid 3618] umount2("./1679", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1634/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1600/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(3, [pid 3616] lstat("./1634/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./1600/binderfs", [pid 3618] getdents64(3, [pid 3616] unlink("./1634/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... unlink resumed>) = 0 [pid 3615] unlink("./1600/binderfs" [pid 3618] umount2("./1679/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1634/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1600/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1679/binderfs", [pid 3616] lstat("./1634/file0", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] lstat("./1600/file0", [pid 3618] unlink("./1679/binderfs" [pid 3616] umount2("./1634/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1600/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... unlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1634/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 3615] openat(AT_FDCWD, "./1600/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(4, [pid 3615] <... openat resumed>) = 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(4, [pid 3618] lstat("./1679/file0", [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, [pid 3618] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3618] openat(AT_FDCWD, "./1679/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] close(4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3615] close(4 [pid 3618] fstat(4, [pid 3616] rmdir("./1634/file0" [pid 3615] <... close resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1600/file0" [pid 3618] getdents64(4, [pid 3616] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] close(4 [pid 3616] close(3 [pid 3615] getdents64(3, [pid 3618] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3618] rmdir("./1679/file0" [pid 3616] rmdir("./1634" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] close(3 [pid 3618] rmdir("./1679" [pid 3616] mkdir("./1635", 0777 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] mkdir("./1680", 0777) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] rmdir("./1600" [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1601", 0777./strace-static-x86_64: Process 16178 attached ./strace-static-x86_64: Process 16179 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16178 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16179 [pid 3615] <... mkdir resumed>) = 0 [pid 16178] set_robust_list(0x5555560b95e0, 24 [pid 16179] set_robust_list(0x5555560b95e0, 24 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16178] <... set_robust_list resumed>) = 0 [pid 16179] <... set_robust_list resumed>) = 0 [pid 16178] chdir("./1680" [pid 16179] chdir("./1635"./strace-static-x86_64: Process 16180 attached [pid 16178] <... chdir resumed>) = 0 [pid 16179] <... chdir resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16180 [pid 16178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16178] <... prctl resumed>) = 0 [pid 16178] setpgid(0, 0 [pid 16179] <... prctl resumed>) = 0 [pid 16178] <... setpgid resumed>) = 0 [pid 16179] setpgid(0, 0 [pid 16180] set_robust_list(0x5555560b95e0, 24 [pid 16178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16179] <... setpgid resumed>) = 0 [pid 16180] <... set_robust_list resumed>) = 0 [pid 16178] <... openat resumed>) = 3 [pid 16179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16180] chdir("./1601" [pid 16178] write(3, "1000", 4 [pid 16179] <... openat resumed>) = 3 [pid 16178] <... write resumed>) = 4 [pid 16179] write(3, "1000", 4 [pid 16178] close(3 [pid 16179] <... write resumed>) = 4 [pid 16178] <... close resumed>) = 0 [pid 16179] close(3 [pid 16178] symlink("/dev/binderfs", "./binderfs" [pid 16179] <... close resumed>) = 0 [pid 16180] <... chdir resumed>) = 0 [pid 16178] <... symlink resumed>) = 0 [pid 16179] symlink("/dev/binderfs", "./binderfs" [pid 16180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16179] <... symlink resumed>) = 0 [pid 16178] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16180] <... prctl resumed>) = 0 [pid 16178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16179] <... futex resumed>) = 0 [pid 16180] setpgid(0, 0 [pid 16178] <... mmap resumed>) = 0x7f1ab2532000 [pid 16179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16180] <... setpgid resumed>) = 0 [pid 16178] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16179] <... mmap resumed>) = 0x7f1ab2532000 [pid 16180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16178] <... mprotect resumed>) = 0 [pid 16179] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16180] <... openat resumed>) = 3 [pid 16178] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16179] <... mprotect resumed>) = 0 [pid 16180] write(3, "1000", 4 [pid 16179] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16181 attached [pid 16180] <... write resumed>) = 4 [pid 16178] <... clone resumed>, parent_tid=[16181], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16181 [pid 16180] close(3 [pid 16178] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16179] <... clone resumed>, parent_tid=[16182], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16182 [pid 16180] <... close resumed>) = 0 [pid 16178] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16180] symlink("/dev/binderfs", "./binderfs" [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16179] <... futex resumed>) = 0 [pid 16181] set_robust_list(0x7f1ab25529e0, 24 [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16180] <... symlink resumed>) = 0 [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16180] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16180] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16183], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16183 [pid 16180] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] <... set_robust_list resumed>) = 0 [pid 16180] <... futex resumed>) = 0 [pid 16181] mkdirat(AT_FDCWD, "./file0", 000 [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16183 attached [pid 16183] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16183] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16181] <... mkdirat resumed>) = 0 [pid 16181] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] <... futex resumed>) = 1 [pid 16178] <... futex resumed>) = 0 [pid 16183] <... futex resumed>) = 1 [pid 16181] pipe2( [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] pipe2( [pid 16180] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16178] <... futex resumed>) = 0 [pid 16183] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16181] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16183] <... futex resumed>) = 0 [pid 16181] <... futex resumed>) = 0 [pid 16180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16178] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16182 attached [pid 16183] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16181] dup(4 [pid 16180] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16178] <... futex resumed>) = 0 [pid 16183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16182] set_robust_list(0x7f1ab25529e0, 24 [pid 16181] <... dup resumed>) = 5 [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] dup(4 [pid 16182] <... set_robust_list resumed>) = 0 [pid 16181] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16183] <... dup resumed>) = 5 [pid 16182] mkdirat(AT_FDCWD, "./file0", 000 [pid 16181] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16178] <... futex resumed>) = 0 [pid 16183] <... futex resumed>) = 1 [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16180] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16180] <... futex resumed>) = 0 [pid 16183] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16182] <... mkdirat resumed>) = 0 [pid 16182] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16179] <... futex resumed>) = 0 [pid 16182] <... futex resumed>) = 1 [pid 16179] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16182] pipe2( [pid 16179] <... futex resumed>) = 0 [pid 16182] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16181] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16182] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16183] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16182] <... futex resumed>) = 0 [pid 16181] <... futex resumed>) = 1 [pid 16178] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] <... futex resumed>) = 1 [pid 16182] dup(4 [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16179] <... futex resumed>) = 0 [pid 16181] write(5, NULL, 1840702809 [pid 16183] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16182] <... dup resumed>) = 5 [pid 16181] <... write resumed>) = -1 EFAULT (Bad address) [pid 16180] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16178] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16182] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16181] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16180] <... futex resumed>) = 0 [pid 16178] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16183] write(5, NULL, 1840702809 [pid 16182] <... futex resumed>) = 0 [pid 16181] <... futex resumed>) = 0 [pid 16180] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16179] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16183] <... write resumed>) = -1 EFAULT (Bad address) [pid 16182] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16181] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16178] exit_group(0 [pid 16179] <... futex resumed>) = 0 [pid 16183] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16178] <... exit_group resumed>) = ? [pid 16183] <... futex resumed>) = 1 [pid 16181] <... futex resumed>) = ? [pid 16180] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16183] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16180] exit_group(0 [pid 16183] <... futex resumed>) = ? [pid 16180] <... exit_group resumed>) = ? [pid 16183] +++ exited with 0 +++ [pid 16181] +++ exited with 0 +++ [pid 16180] +++ exited with 0 +++ [pid 16178] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16180, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16178, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1601", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1680", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1601", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] openat(AT_FDCWD, "./1680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3615] fstat(3, [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 3615] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16182] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1680/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1601/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1680/binderfs", [pid 3615] lstat("./1601/binderfs", [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1680/binderfs" [pid 3615] unlink("./1601/binderfs" [pid 16182] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16179] <... futex resumed>) = 0 [pid 16182] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16179] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16179] <... futex resumed>) = 1 [pid 3618] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1601/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16182] <... futex resumed>) = 0 [pid 16179] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1680/file0", [pid 3615] lstat("./1601/file0", [pid 16182] write(5, NULL, 1840702809 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1601/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16182] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16182] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1680/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] openat(AT_FDCWD, "./1601/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16182] <... futex resumed>) = 1 [pid 16179] <... futex resumed>) = 0 [pid 16182] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] <... openat resumed>) = 4 [pid 16179] exit_group(0 [pid 3615] <... openat resumed>) = 4 [pid 16182] <... futex resumed>) = ? [pid 16179] <... exit_group resumed>) = ? [pid 3618] fstat(4, [pid 3615] fstat(4, [pid 16182] +++ exited with 0 +++ [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16179] +++ exited with 0 +++ [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16179, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3618] close(4 [pid 3616] umount2("./1635", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] rmdir("./1680/file0" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 3616] openat(AT_FDCWD, "./1635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] close(4 [pid 3618] getdents64(3, [pid 3616] fstat(3, [pid 3615] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] rmdir("./1601/file0" [pid 3618] close(3 [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1680" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(3, [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1635/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] mkdir("./1681", 0777 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(3 [pid 3616] lstat("./1635/binderfs", [pid 3615] <... close resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] rmdir("./1601" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] unlink("./1635/binderfs" [pid 3615] <... rmdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... unlink resumed>) = 0 [pid 3615] mkdir("./1602", 0777 [pid 3616] umount2("./1635/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16184 attached ./strace-static-x86_64: Process 16185 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16184 [pid 3616] lstat("./1635/file0", [pid 16185] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16185 [pid 16185] <... set_robust_list resumed>) = 0 [pid 3616] umount2("./1635/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16185] chdir("./1602" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16185] <... chdir resumed>) = 0 [pid 16184] set_robust_list(0x5555560b95e0, 24 [pid 3616] openat(AT_FDCWD, "./1635/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... openat resumed>) = 4 [pid 16185] <... prctl resumed>) = 0 [pid 3616] fstat(4, [pid 16184] <... set_robust_list resumed>) = 0 [pid 16185] setpgid(0, 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16185] <... setpgid resumed>) = 0 [pid 3616] getdents64(4, [pid 16185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16184] chdir("./1681" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16184] <... chdir resumed>) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... close resumed>) = 0 [pid 16184] <... prctl resumed>) = 0 [pid 16185] <... openat resumed>) = 3 [pid 16184] setpgid(0, 0 [pid 3616] rmdir("./1635/file0" [pid 16185] write(3, "1000", 4 [pid 16184] <... setpgid resumed>) = 0 [pid 16185] <... write resumed>) = 4 [pid 16184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... rmdir resumed>) = 0 [pid 16185] close(3 [pid 16184] <... openat resumed>) = 3 [pid 3616] getdents64(3, [pid 16185] <... close resumed>) = 0 [pid 16184] write(3, "1000", 4 [pid 16185] symlink("/dev/binderfs", "./binderfs" [pid 16184] <... write resumed>) = 4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16184] close(3 [pid 3616] close(3 [pid 16185] <... symlink resumed>) = 0 [pid 16184] <... close resumed>) = 0 [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16184] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... close resumed>) = 0 [pid 16185] <... futex resumed>) = 0 [pid 16184] <... symlink resumed>) = 0 [pid 3616] rmdir("./1635" [pid 16185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16184] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... rmdir resumed>) = 0 [pid 16185] <... mmap resumed>) = 0x7f1ab2532000 [pid 16184] <... mprotect resumed>) = 0 [pid 3616] mkdir("./1636", 0777 [pid 16185] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16184] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16186], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16186 [pid 3616] <... mkdir resumed>) = 0 [pid 16185] <... mprotect resumed>) = 0 [pid 16184] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16185] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16186 attached [pid 16186] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16186] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16187 [pid 16186] <... mkdirat resumed>) = 0 ./strace-static-x86_64: Process 16188 attached [pid 16185] <... clone resumed>, parent_tid=[16188], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16188 [pid 16186] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16185] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16184] <... futex resumed>) = 0 [pid 16184] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16186] <... futex resumed>) = 1 [pid 16186] pipe2([3, 4], 0) = 0 [pid 16188] set_robust_list(0x7f1ab25529e0, 24 [pid 16186] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16184] <... futex resumed>) = 0 [pid 16186] dup(4 [pid 16184] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16187 attached [pid 16188] <... set_robust_list resumed>) = 0 [pid 16186] <... dup resumed>) = 5 [pid 16184] <... futex resumed>) = 0 [pid 16188] mkdirat(AT_FDCWD, "./file0", 000 [pid 16186] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16187] set_robust_list(0x5555560b95e0, 24 [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16188] <... mkdirat resumed>) = 0 [pid 16187] <... set_robust_list resumed>) = 0 [pid 16186] <... futex resumed>) = 0 [pid 16184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16188] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16187] chdir("./1636" [pid 16186] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16184] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16188] <... futex resumed>) = 1 [pid 16187] <... chdir resumed>) = 0 [pid 16186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16185] <... futex resumed>) = 0 [pid 16184] <... futex resumed>) = 0 [pid 16188] pipe2( [pid 16187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16186] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16185] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16188] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16187] <... prctl resumed>) = 0 [pid 16185] <... futex resumed>) = 0 [pid 16188] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16187] setpgid(0, 0 [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16188] <... futex resumed>) = 0 [pid 16187] <... setpgid resumed>) = 0 [pid 16185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16188] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16185] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16185] <... futex resumed>) = 0 [pid 16188] dup(4 [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16188] <... dup resumed>) = 5 [pid 16188] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16185] <... futex resumed>) = 0 [pid 16188] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16185] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16185] <... futex resumed>) = 0 [pid 16188] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16187] write(3, "1000", 4) = 4 [pid 16186] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16187] close(3) = 0 [pid 16187] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16186] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16186] <... futex resumed>) = 1 [pid 16184] <... futex resumed>) = 0 [pid 16187] <... mmap resumed>) = 0x7f1ab2532000 [pid 16186] write(5, NULL, 1840702809 [pid 16184] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16187] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16187] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16184] <... futex resumed>) = 0 [pid 16184] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16186] <... write resumed>) = -1 EFAULT (Bad address) [pid 16187] <... clone resumed>, parent_tid=[16189], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16189 [pid 16187] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16188] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16186] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16189 attached [pid 16189] set_robust_list(0x7f1ab25529e0, 24 [pid 16184] <... futex resumed>) = 0 [pid 16188] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16186] <... futex resumed>) = 1 [pid 16184] exit_group(0 [pid 16188] <... futex resumed>) = 1 [pid 16185] <... futex resumed>) = 0 [pid 16184] <... exit_group resumed>) = ? [pid 16188] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16186] +++ exited with 0 +++ [pid 16185] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16185] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16189] <... set_robust_list resumed>) = 0 [pid 16184] +++ exited with 0 +++ [pid 16188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16184, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16188] write(5, NULL, 1840702809 [pid 16189] mkdirat(AT_FDCWD, "./file0", 000 [pid 16188] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16188] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16189] <... mkdirat resumed>) = 0 [pid 16188] <... futex resumed>) = 1 [pid 16185] <... futex resumed>) = 0 [pid 16189] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16188] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16185] exit_group(0 [pid 16189] <... futex resumed>) = 1 [pid 16188] <... futex resumed>) = ? [pid 16187] <... futex resumed>) = 0 [pid 16185] <... exit_group resumed>) = ? [pid 3618] umount2("./1681", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16189] pipe2( [pid 16188] +++ exited with 0 +++ [pid 16187] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16185] +++ exited with 0 +++ [pid 16187] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16189] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16185, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16189] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16189] <... futex resumed>) = 1 [pid 16187] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16189] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16187] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1602", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16187] <... futex resumed>) = 0 [pid 3618] umount2("./1681/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16189] dup(4 [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16189] <... dup resumed>) = 5 [pid 3618] lstat("./1681/binderfs", [pid 16189] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1602", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16189] <... futex resumed>) = 1 [pid 16187] <... futex resumed>) = 0 [pid 3618] unlink("./1681/binderfs" [pid 16189] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16187] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16187] <... futex resumed>) = 0 [pid 3618] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(3, [pid 16189] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] lstat("./1681/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 3618] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] openat(AT_FDCWD, "./1681/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] umount2("./1602/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] lstat("./1602/binderfs", [pid 3618] getdents64(4, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1681/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1681") = 0 [pid 3615] unlink("./1602/binderfs" [pid 3618] mkdir("./1682", 0777) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] umount2("./1602/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16190 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1602/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1602/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16190 attached ) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1602/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16189] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... openat resumed>) = 4 [pid 16189] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16187] <... futex resumed>) = 0 [pid 16189] <... futex resumed>) = 1 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16187] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16189] write(5, NULL, 1840702809 [pid 16187] <... futex resumed>) = 0 [pid 3615] getdents64(4, [pid 16187] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16189] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16189] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16189] <... futex resumed>) = 1 [pid 16187] <... futex resumed>) = 0 [pid 3615] close(4 [pid 16189] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16187] exit_group(0 [pid 16190] set_robust_list(0x5555560b95e0, 24 [pid 16189] <... futex resumed>) = ? [pid 16187] <... exit_group resumed>) = ? [pid 3615] <... close resumed>) = 0 [pid 16190] <... set_robust_list resumed>) = 0 [pid 3615] rmdir("./1602/file0" [pid 16190] chdir("./1682") = 0 [pid 16190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... rmdir resumed>) = 0 [pid 16190] <... prctl resumed>) = 0 [pid 3615] getdents64(3, [pid 16190] setpgid(0, 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16189] +++ exited with 0 +++ [pid 16187] +++ exited with 0 +++ [pid 3615] close(3 [pid 16190] <... setpgid resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16187, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... close resumed>) = 0 [pid 16190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] rmdir("./1602" [pid 16190] <... openat resumed>) = 3 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16190] write(3, "1000", 4) = 4 [pid 3615] <... rmdir resumed>) = 0 [pid 16190] close(3 [pid 3615] mkdir("./1603", 0777 [pid 16190] <... close resumed>) = 0 [pid 16190] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] umount2("./1636", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16190] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16190] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16190] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... openat resumed>) = 3 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16191 ./strace-static-x86_64: Process 16192 attached ./strace-static-x86_64: Process 16191 attached [pid 16190] <... clone resumed>, parent_tid=[16192], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16192 [pid 16190] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 16190] <... futex resumed>) = 0 [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16191] set_robust_list(0x5555560b95e0, 24 [pid 3616] getdents64(3, [pid 16192] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16192] mkdirat(AT_FDCWD, "./file0", 000 [pid 16191] <... set_robust_list resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16192] <... mkdirat resumed>) = 0 [pid 16192] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1636/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16192] <... futex resumed>) = 1 [pid 16191] chdir("./1603" [pid 16190] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16192] pipe2( [pid 16190] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1636/binderfs", [pid 16191] <... chdir resumed>) = 0 [pid 16192] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16190] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16192] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1636/binderfs" [pid 16192] <... futex resumed>) = 0 [pid 16191] <... prctl resumed>) = 0 [pid 16190] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16192] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16190] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 16192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16191] setpgid(0, 0 [pid 16190] <... futex resumed>) = 0 [pid 3616] umount2("./1636/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16192] dup(4 [pid 16191] <... setpgid resumed>) = 0 [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16192] <... dup resumed>) = 5 [pid 16191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] lstat("./1636/file0", [pid 16192] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16190] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16192] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] <... openat resumed>) = 3 [pid 16190] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1636/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16191] write(3, "1000", 4 [pid 16190] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16192] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16191] <... write resumed>) = 4 [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1636/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16191] close(3 [pid 3616] <... openat resumed>) = 4 [pid 16191] <... close resumed>) = 0 [pid 16191] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16191] <... futex resumed>) = 0 [pid 16191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16191] <... mmap resumed>) = 0x7f1ab2532000 [pid 16191] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(4, [pid 16191] <... mprotect resumed>) = 0 [pid 16191] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16193], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16193 [pid 16191] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16193 attached [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16193] set_robust_list(0x7f1ab25529e0, 24 [pid 16192] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1636/file0" [pid 16193] <... set_robust_list resumed>) = 0 [pid 16192] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16190] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16193] mkdirat(AT_FDCWD, "./file0", 000 [pid 16192] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16190] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16193] <... mkdirat resumed>) = 0 [pid 16192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16190] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16193] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16192] write(5, NULL, 1840702809 [pid 16190] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] close(3 [pid 16193] <... futex resumed>) = 1 [pid 16192] <... write resumed>) = -1 EFAULT (Bad address) [pid 16191] <... futex resumed>) = 0 [pid 16193] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16192] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16191] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16192] <... futex resumed>) = 1 [pid 16191] <... futex resumed>) = 0 [pid 16190] <... futex resumed>) = 0 [pid 3616] rmdir("./1636" [pid 16193] pipe2( [pid 16192] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16190] exit_group(0) = ? [pid 3616] <... rmdir resumed>) = 0 [pid 16192] <... futex resumed>) = ? [pid 3616] mkdir("./1637", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16193] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16193] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16194 attached ) = 1 [pid 16192] +++ exited with 0 +++ [pid 16191] <... futex resumed>) = 0 [pid 16190] +++ exited with 0 +++ [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16194 [pid 16193] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16190, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16194] set_robust_list(0x5555560b95e0, 24 [pid 16193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16191] <... futex resumed>) = 0 [pid 16193] dup(4 [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16194] <... set_robust_list resumed>) = 0 [pid 16193] <... dup resumed>) = 5 [pid 16193] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16194] chdir("./1637" [pid 16193] <... futex resumed>) = 1 [pid 16191] <... futex resumed>) = 0 [pid 16193] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16194] <... chdir resumed>) = 0 [pid 16193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16191] <... futex resumed>) = 0 [pid 16194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16193] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1682", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16194] <... prctl resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 16194] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16194] <... setpgid resumed>) = 0 [pid 3618] umount2("./1682/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1682/binderfs") = 0 [pid 3618] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1682/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1682/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1682/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1682" [pid 16194] <... openat resumed>) = 3 [pid 3618] <... rmdir resumed>) = 0 [pid 16194] write(3, "1000", 4 [pid 3618] mkdir("./1683", 0777 [pid 16194] <... write resumed>) = 4 [pid 3618] <... mkdir resumed>) = 0 [pid 16194] close(3 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16193] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16194] <... close resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16195 ./strace-static-x86_64: Process 16195 attached [pid 16194] symlink("/dev/binderfs", "./binderfs" [pid 16193] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16195] set_robust_list(0x5555560b95e0, 24 [pid 16194] <... symlink resumed>) = 0 [pid 16193] <... futex resumed>) = 1 [pid 16191] <... futex resumed>) = 0 [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16193] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16195] <... set_robust_list resumed>) = 0 [pid 16194] <... futex resumed>) = 0 [pid 16193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16191] <... futex resumed>) = 0 [pid 16194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16193] write(5, NULL, 1840702809 [pid 16191] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16194] <... mmap resumed>) = 0x7f1ab2532000 [pid 16193] <... write resumed>) = -1 EFAULT (Bad address) [pid 16194] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16193] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16194] <... mprotect resumed>) = 0 [pid 16193] <... futex resumed>) = 1 [pid 16191] <... futex resumed>) = 0 [pid 16194] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16193] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16191] exit_group(0) = ? [pid 16194] <... clone resumed>, parent_tid=[16196], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16196 [pid 16193] <... futex resumed>) = ? [pid 16194] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16196 attached [pid 16196] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16196] mkdirat(AT_FDCWD, "./file0", 000 [pid 16193] +++ exited with 0 +++ [pid 16191] +++ exited with 0 +++ [pid 16194] <... futex resumed>) = 0 [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16191, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16196] <... mkdirat resumed>) = 0 [pid 16195] chdir("./1683" [pid 3615] umount2("./1603", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16196] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16195] <... chdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1603", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16196] <... futex resumed>) = 1 [pid 16195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16194] <... futex resumed>) = 0 [pid 16196] pipe2( [pid 16195] <... prctl resumed>) = 0 [pid 16194] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16196] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16195] setpgid(0, 0 [pid 16194] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16196] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16195] <... setpgid resumed>) = 0 [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] getdents64(3, [pid 16196] <... futex resumed>) = 0 [pid 16194] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16196] dup(4 [pid 16194] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16196] <... dup resumed>) = 5 [pid 16195] <... openat resumed>) = 3 [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1603/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16196] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16195] write(3, "1000", 4 [pid 16194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16196] <... futex resumed>) = 0 [pid 16195] <... write resumed>) = 4 [pid 16194] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1603/binderfs", [pid 16196] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16195] close(3 [pid 16194] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1603/binderfs" [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 16195] <... close resumed>) = 0 [pid 3615] umount2("./1603/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16195] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1603/file0", [pid 16195] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] umount2("./1603/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16195] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16195] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] openat(AT_FDCWD, "./1603/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16195] <... mprotect resumed>) = 0 [pid 16195] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 16195] <... clone resumed>, parent_tid=[16197], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16197 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16195] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16196] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16195] <... futex resumed>) = 0 [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16196] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16194] <... futex resumed>) = 0 [pid 16196] <... futex resumed>) = 1 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16194] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16196] write(5, NULL, 1840702809 [pid 16194] <... futex resumed>) = 0 [pid 16194] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16196] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1603/file0" [pid 16196] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16197 attached [pid 16197] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16197] mkdirat(AT_FDCWD, "./file0", 000 [pid 16196] <... futex resumed>) = 1 [pid 16194] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16196] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16194] exit_group(0 [pid 3615] getdents64(3, [pid 16197] <... mkdirat resumed>) = 0 [pid 16196] <... futex resumed>) = ? [pid 16194] <... exit_group resumed>) = ? [pid 16197] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16197] <... futex resumed>) = 1 [pid 16195] <... futex resumed>) = 0 [pid 3615] close(3 [pid 16197] pipe2( [pid 16195] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... close resumed>) = 0 [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1603" [pid 16197] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16197] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16197] <... futex resumed>) = 1 [pid 16195] <... futex resumed>) = 0 [pid 3615] mkdir("./1604", 0777 [pid 16197] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16195] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16197] dup(4) = 5 [pid 16197] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16195] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16197] <... futex resumed>) = 0 [pid 16196] +++ exited with 0 +++ [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16194] +++ exited with 0 +++ [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16197] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16198 attached [pid 16195] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16194, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16197] <... futex resumed>) = 0 [pid 16195] <... futex resumed>) = 1 [pid 3616] umount2("./1637", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16198 [pid 16198] set_robust_list(0x5555560b95e0, 24 [pid 16197] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16198] <... set_robust_list resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1637/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1637/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1637/binderfs") = 0 [pid 3616] umount2("./1637/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1637/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1637/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1637/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1637/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1637") = 0 [pid 3616] mkdir("./1638", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16198] chdir("./1604") = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16199 [pid 16198] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16197] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16198] <... prctl resumed>) = 0 [pid 16197] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16199 attached [pid 16198] setpgid(0, 0 [pid 16197] <... futex resumed>) = 1 [pid 16195] <... futex resumed>) = 0 [pid 16198] <... setpgid resumed>) = 0 [pid 16197] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16195] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16197] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16195] <... futex resumed>) = 0 [pid 16199] set_robust_list(0x5555560b95e0, 24 [pid 16198] <... openat resumed>) = 3 [pid 16197] write(5, NULL, 1840702809 [pid 16195] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16199] <... set_robust_list resumed>) = 0 [pid 16198] write(3, "1000", 4 [pid 16197] <... write resumed>) = -1 EFAULT (Bad address) [pid 16199] chdir("./1638" [pid 16198] <... write resumed>) = 4 [pid 16197] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16198] close(3 [pid 16199] <... chdir resumed>) = 0 [pid 16197] <... futex resumed>) = 1 [pid 16195] <... futex resumed>) = 0 [pid 16199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16198] <... close resumed>) = 0 [pid 16197] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16195] exit_group(0 [pid 16199] <... prctl resumed>) = 0 [pid 16198] symlink("/dev/binderfs", "./binderfs" [pid 16197] <... futex resumed>) = ? [pid 16195] <... exit_group resumed>) = ? [pid 16199] setpgid(0, 0 [pid 16198] <... symlink resumed>) = 0 [pid 16199] <... setpgid resumed>) = 0 [pid 16199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16199] write(3, "1000", 4 [pid 16197] +++ exited with 0 +++ [pid 16195] +++ exited with 0 +++ [pid 16199] <... write resumed>) = 4 [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16195, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16199] close(3 [pid 16198] <... futex resumed>) = 0 [pid 16199] <... close resumed>) = 0 [pid 16198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16199] symlink("/dev/binderfs", "./binderfs" [pid 16198] <... mmap resumed>) = 0x7f1ab2532000 [pid 16199] <... symlink resumed>) = 0 [pid 16198] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16198] <... mprotect resumed>) = 0 [pid 16199] <... futex resumed>) = 0 [pid 16199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16198] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16199] <... mmap resumed>) = 0x7f1ab2532000 [pid 16199] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] umount2("./1683", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16199] <... mprotect resumed>) = 0 [pid 16198] <... clone resumed>, parent_tid=[16200], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16200 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16199] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16198] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16198] <... futex resumed>) = 0 [pid 16199] <... clone resumed>, parent_tid=[16201], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16201 [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 16199] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16199] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, ./strace-static-x86_64: Process 16200 attached [pid 16200] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16200] <... set_robust_list resumed>) = 0 [pid 3618] umount2("./1683/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1683/binderfs", [pid 16200] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 16201 attached [pid 16200] <... mkdirat resumed>) = 0 [pid 3618] unlink("./1683/binderfs" [pid 16200] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16198] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16201] set_robust_list(0x7f1ab25529e0, 24 [pid 16200] pipe2( [pid 16198] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16201] <... set_robust_list resumed>) = 0 [pid 16200] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16198] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16200] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] lstat("./1683/file0", [pid 16201] mkdirat(AT_FDCWD, "./file0", 000 [pid 16200] <... futex resumed>) = 0 [pid 16198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16200] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16198] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16201] <... mkdirat resumed>) = 0 [pid 16200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16198] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16201] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16200] dup(4 [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1683/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16201] <... futex resumed>) = 1 [pid 16200] <... dup resumed>) = 5 [pid 16199] <... futex resumed>) = 0 [pid 16201] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16200] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16199] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16200] <... futex resumed>) = 1 [pid 16199] <... futex resumed>) = 0 [pid 16198] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16201] pipe2( [pid 16200] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16198] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16201] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16198] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16201] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16200] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16201] <... futex resumed>) = 1 [pid 16199] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16199] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16201] dup(4 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1683/file0") = 0 [pid 16199] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16201] <... dup resumed>) = 5 [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16201] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16201] <... futex resumed>) = 1 [pid 16199] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16201] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16199] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1683" [pid 16201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16199] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16201] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1684", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16202 ./strace-static-x86_64: Process 16202 attached [pid 16202] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16202] chdir("./1684") = 0 [pid 16200] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16200] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16202] setpgid(0, 0) = 0 [pid 16202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16200] <... futex resumed>) = 1 [pid 16198] <... futex resumed>) = 0 [pid 16202] write(3, "1000", 4 [pid 16201] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16200] write(5, NULL, 1840702809 [pid 16198] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16202] <... write resumed>) = 4 [pid 16198] <... futex resumed>) = 0 [pid 16202] close(3 [pid 16198] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16202] <... close resumed>) = 0 [pid 16202] symlink("/dev/binderfs", "./binderfs" [pid 16200] <... write resumed>) = -1 EFAULT (Bad address) [pid 16202] <... symlink resumed>) = 0 [pid 16201] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16200] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16200] <... futex resumed>) = 1 [pid 16199] <... futex resumed>) = 0 [pid 16198] <... futex resumed>) = 0 [pid 16201] <... futex resumed>) = 1 [pid 16202] <... futex resumed>) = 0 [pid 16200] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16199] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16198] exit_group(0 [pid 16202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16201] write(5, NULL, 1840702809 [pid 16200] <... futex resumed>) = ? [pid 16199] <... futex resumed>) = 0 [pid 16198] <... exit_group resumed>) = ? [pid 16202] <... mmap resumed>) = 0x7f1ab2532000 [pid 16201] <... write resumed>) = -1 EFAULT (Bad address) [pid 16199] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16202] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16201] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16200] +++ exited with 0 +++ [pid 16199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16198] +++ exited with 0 +++ [pid 16202] <... mprotect resumed>) = 0 [pid 16201] <... futex resumed>) = 0 [pid 16199] exit_group(0 [pid 16202] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16199] <... exit_group resumed>) = ? [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16198, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16202] <... clone resumed>, parent_tid=[16203], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16203 [pid 16202] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16202] <... futex resumed>) = 0 [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1604", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16203 attached ) = -1 EINVAL (Invalid argument) [pid 16203] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] openat(AT_FDCWD, "./1604", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16203] <... set_robust_list resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16203] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1604/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16201] +++ exited with 0 +++ [pid 16199] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1604/binderfs", [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16199, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16203] <... mkdirat resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] unlink("./1604/binderfs" [pid 16203] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16202] <... futex resumed>) = 0 [pid 16202] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16202] <... futex resumed>) = 0 [pid 3615] umount2("./1604/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1638", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1604/file0", [pid 3616] openat(AT_FDCWD, "./1638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 3615] umount2("./1604/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16203] <... futex resumed>) = 1 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3615] openat(AT_FDCWD, "./1604/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16203] pipe2( [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... openat resumed>) = 4 [pid 3616] umount2("./1638/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1638/binderfs", [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(4, [pid 3616] unlink("./1638/binderfs" [pid 16203] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16203] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 3615] getdents64(4, [pid 16203] <... futex resumed>) = 1 [pid 16202] <... futex resumed>) = 0 [pid 3616] umount2("./1638/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16203] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16202] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(4 [pid 16203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16202] <... futex resumed>) = 0 [pid 3616] lstat("./1638/file0", [pid 16203] dup(4 [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16203] <... dup resumed>) = 5 [pid 3615] rmdir("./1604/file0" [pid 3616] umount2("./1638/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16203] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16202] <... futex resumed>) = 0 [pid 16203] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16202] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16203] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16202] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 16203] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1638/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3616] <... openat resumed>) = 4 [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1604") = 0 [pid 3615] mkdir("./1605", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16204 ./strace-static-x86_64: Process 16204 attached [pid 3616] getdents64(4, [pid 16204] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16204] <... set_robust_list resumed>) = 0 [pid 16204] chdir("./1605") = 0 [pid 16204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16204] setpgid(0, 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16204] <... setpgid resumed>) = 0 [pid 3616] close(4 [pid 16204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16203] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... close resumed>) = 0 [pid 16204] <... openat resumed>) = 3 [pid 16203] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1638/file0" [pid 16204] write(3, "1000", 4 [pid 16203] <... futex resumed>) = 1 [pid 16202] <... futex resumed>) = 0 [pid 16204] <... write resumed>) = 4 [pid 16203] write(5, NULL, 1840702809 [pid 16202] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16204] close(3 [pid 16203] <... write resumed>) = -1 EFAULT (Bad address) [pid 16202] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16204] <... close resumed>) = 0 [pid 16203] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16202] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16204] symlink("/dev/binderfs", "./binderfs" [pid 16203] <... futex resumed>) = 0 [pid 16202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16204] <... symlink resumed>) = 0 [pid 16203] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16202] exit_group(0 [pid 3616] close(3 [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16203] <... futex resumed>) = ? [pid 16202] <... exit_group resumed>) = ? [pid 3616] <... close resumed>) = 0 [pid 16204] <... futex resumed>) = 0 [pid 16203] +++ exited with 0 +++ [pid 16202] +++ exited with 0 +++ [pid 3616] rmdir("./1638" [pid 16204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16202, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16204] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... rmdir resumed>) = 0 [pid 16204] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] mkdir("./1639", 0777 [pid 16204] <... mprotect resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16204] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] umount2("./1684", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16205 attached ) = -1 EINVAL (Invalid argument) [pid 16205] set_robust_list(0x7f1ab25529e0, 24./strace-static-x86_64: Process 16206 attached [pid 16204] <... clone resumed>, parent_tid=[16205], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16205 [pid 3618] openat(AT_FDCWD, "./1684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16206] set_robust_list(0x5555560b95e0, 24 [pid 16205] <... set_robust_list resumed>) = 0 [pid 16204] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16206 [pid 3618] <... openat resumed>) = 3 [pid 16206] <... set_robust_list resumed>) = 0 [pid 16205] mkdirat(AT_FDCWD, "./file0", 000 [pid 16204] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16206] chdir("./1639") = 0 [pid 16205] <... mkdirat resumed>) = 0 [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16205] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] getdents64(3, [pid 16205] <... futex resumed>) = 0 [pid 16204] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] setpgid(0, 0 [pid 16204] <... futex resumed>) = 0 [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16205] pipe2( [pid 3618] umount2("./1684/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16206] <... setpgid resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16205] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] lstat("./1684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16205] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1684/binderfs" [pid 16205] <... futex resumed>) = 1 [pid 16204] <... futex resumed>) = 0 [pid 16206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16205] dup(4 [pid 16204] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 16206] write(3, "1000", 4 [pid 16205] <... dup resumed>) = 5 [pid 16204] <... futex resumed>) = 0 [pid 3618] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16205] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16205] <... futex resumed>) = 0 [pid 16204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] lstat("./1684/file0", [pid 16205] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16204] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16205] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16204] <... futex resumed>) = 0 [pid 16206] <... write resumed>) = 4 [pid 16205] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16206] close(3) = 0 [pid 16206] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16206] <... symlink resumed>) = 0 [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16206] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] openat(AT_FDCWD, "./1684/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16206] <... mprotect resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16206] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16207], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16207 [pid 3618] fstat(4, [pid 16206] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16206] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 16207 attached [pid 16207] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16207] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16207] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] <... futex resumed>) = 0 [pid 16206] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16207] <... futex resumed>) = 1 [pid 16207] pipe2([3, 4], 0) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1684/file0" [pid 16207] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] <... futex resumed>) = 0 [pid 16206] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 16207] <... futex resumed>) = 1 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16207] dup(4 [pid 3618] close(3 [pid 16207] <... dup resumed>) = 5 [pid 3618] <... close resumed>) = 0 [pid 16207] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] <... futex resumed>) = 0 [pid 16206] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1684" [pid 16206] <... futex resumed>) = 0 [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16207] <... futex resumed>) = 1 [pid 16207] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1685", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16208 attached , child_tidptr=0x5555560b95d0) = 16208 [pid 16208] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16205] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16208] chdir("./1685") = 0 [pid 16208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16208] setpgid(0, 0) = 0 [pid 16208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16208] write(3, "1000", 4) = 4 [pid 16208] close(3) = 0 [pid 16208] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16205] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16208] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16205] <... futex resumed>) = 1 [pid 16204] <... futex resumed>) = 0 [pid 16208] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16204] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16208] <... clone resumed>, parent_tid=[16209], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16209 [pid 16204] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16208] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16207] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16205] write(5, NULL, 1840702809./strace-static-x86_64: Process 16209 attached [pid 16208] <... futex resumed>) = 0 [pid 16207] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16205] <... write resumed>) = -1 EFAULT (Bad address) [pid 16209] set_robust_list(0x7f1ab25529e0, 24 [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16209] <... set_robust_list resumed>) = 0 [pid 16207] <... futex resumed>) = 1 [pid 16206] <... futex resumed>) = 0 [pid 16205] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16209] mkdirat(AT_FDCWD, "./file0", 000 [pid 16207] write(5, NULL, 1840702809 [pid 16206] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16205] <... futex resumed>) = 1 [pid 16204] <... futex resumed>) = 0 [pid 16209] <... mkdirat resumed>) = 0 [pid 16207] <... write resumed>) = -1 EFAULT (Bad address) [pid 16206] <... futex resumed>) = 0 [pid 16205] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16204] exit_group(0 [pid 16209] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16207] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16206] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16205] <... futex resumed>) = ? [pid 16204] <... exit_group resumed>) = ? [pid 16209] <... futex resumed>) = 1 [pid 16208] <... futex resumed>) = 0 [pid 16207] <... futex resumed>) = 0 [pid 16206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16205] +++ exited with 0 +++ [pid 16207] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16206] exit_group(0 [pid 16207] <... futex resumed>) = ? [pid 16206] <... exit_group resumed>) = ? [pid 16209] pipe2( [pid 16208] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16207] +++ exited with 0 +++ [pid 16204] +++ exited with 0 +++ [pid 16209] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16208] <... futex resumed>) = 0 [pid 16206] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16204, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16209] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16206, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16209] <... futex resumed>) = 0 [pid 16208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16209] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16208] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16209] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1605", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1639", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16209] dup(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16209] <... dup resumed>) = 5 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1605", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16209] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16208] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16208] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 16209] <... futex resumed>) = 1 [pid 16208] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16209] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3615] getdents64(3, [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1639/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1605/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1639/binderfs", [pid 3615] lstat("./1605/binderfs", [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1639/binderfs" [pid 3615] unlink("./1605/binderfs" [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3616] umount2("./1639/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1605/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1639/file0", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] lstat("./1605/file0", [pid 3616] umount2("./1639/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1605/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1639/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 3615] openat(AT_FDCWD, "./1605/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(4, [pid 3615] <... openat resumed>) = 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(4, [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3616] close(4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] close(4 [pid 16209] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] rmdir("./1639/file0" [pid 3615] <... close resumed>) = 0 [pid 16209] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16208] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1605/file0" [pid 16208] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16209] write(5, NULL, 1840702809 [pid 3615] <... rmdir resumed>) = 0 [pid 16208] <... futex resumed>) = 0 [pid 16208] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(3, [pid 3616] close(3 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] close(3 [pid 3616] rmdir("./1639" [pid 3615] <... close resumed>) = 0 [pid 16209] <... write resumed>) = -1 EFAULT (Bad address) [pid 16209] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16209] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16208] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1605" [pid 16208] exit_group(0 [pid 3616] mkdir("./1640", 0777 [pid 3615] <... rmdir resumed>) = 0 [pid 16208] <... exit_group resumed>) = ? [pid 3616] <... mkdir resumed>) = 0 [pid 16209] <... futex resumed>) = ? [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] mkdir("./1606", 0777./strace-static-x86_64: Process 16210 attached [pid 16209] +++ exited with 0 +++ [pid 16208] +++ exited with 0 +++ [pid 3615] <... mkdir resumed>) = 0 [pid 16210] set_robust_list(0x5555560b95e0, 24 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16208, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16210 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16210] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 16211 attached [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16211 [pid 3618] umount2("./1685", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16210] chdir("./1640" [pid 3618] <... openat resumed>) = 3 [pid 16211] set_robust_list(0x5555560b95e0, 24 [pid 3618] fstat(3, [pid 16210] <... chdir resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 16210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1685/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16210] <... prctl resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1685/binderfs", [pid 16210] setpgid(0, 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1685/binderfs" [pid 16210] <... setpgid resumed>) = 0 [pid 16210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1685/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16211] <... set_robust_list resumed>) = 0 [pid 16210] <... openat resumed>) = 3 [pid 3618] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1685/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16210] write(3, "1000", 4) = 4 [pid 3618] <... openat resumed>) = 4 [pid 16211] chdir("./1606" [pid 16210] close(3 [pid 3618] fstat(4, [pid 16211] <... chdir resumed>) = 0 [pid 16210] <... close resumed>) = 0 [pid 16210] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16210] <... symlink resumed>) = 0 [pid 3618] getdents64(4, [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16211] <... prctl resumed>) = 0 [pid 16210] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16211] setpgid(0, 0 [pid 16210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16210] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] close(4 [pid 16211] <... setpgid resumed>) = 0 [pid 16210] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] <... close resumed>) = 0 [pid 16211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16210] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] rmdir("./1685/file0" [pid 16211] <... openat resumed>) = 3 [pid 16210] <... clone resumed>, parent_tid=[16212], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16212 [pid 16210] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 16211] write(3, "1000", 4) = 4 [pid 3618] getdents64(3, [pid 16211] close(3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16211] <... close resumed>) = 0 [pid 3618] close(3 [pid 16211] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... close resumed>) = 0 ./strace-static-x86_64: Process 16212 attached [pid 3618] rmdir("./1685" [pid 16211] <... symlink resumed>) = 0 [pid 16212] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16212] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1686", 0777 [pid 16211] <... futex resumed>) = 0 [pid 16212] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16210] <... futex resumed>) = 0 [pid 16210] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16211] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16211] <... mmap resumed>) = 0x7f1ab2532000 [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16211] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16212] <... futex resumed>) = 1 [pid 16212] pipe2([3, 4], 0) = 0 [pid 16212] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16210] <... futex resumed>) = 0 [pid 16212] dup(4 [pid 16211] <... mprotect resumed>) = 0 [pid 16210] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16213 [pid 16212] <... dup resumed>) = 5 [pid 16211] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16210] <... futex resumed>) = 0 [pid 16212] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16212] <... futex resumed>) = 0 [pid 16210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16212] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16211] <... clone resumed>, parent_tid=[16214], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16214 [pid 16210] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16213 attached [pid 16212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16211] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16210] <... futex resumed>) = 0 [pid 16212] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16211] <... futex resumed>) = 0 [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16214 attached [pid 16213] set_robust_list(0x5555560b95e0, 24 [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16214] set_robust_list(0x7f1ab25529e0, 24 [pid 16213] <... set_robust_list resumed>) = 0 [pid 16214] <... set_robust_list resumed>) = 0 [pid 16213] chdir("./1686" [pid 16214] mkdirat(AT_FDCWD, "./file0", 000 [pid 16213] <... chdir resumed>) = 0 [pid 16214] <... mkdirat resumed>) = 0 [pid 16213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16214] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] <... prctl resumed>) = 0 [pid 16214] <... futex resumed>) = 1 [pid 16211] <... futex resumed>) = 0 [pid 16213] setpgid(0, 0 [pid 16211] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16214] pipe2([3, 4], 0) = 0 [pid 16213] <... setpgid resumed>) = 0 [pid 16211] <... futex resumed>) = 0 [pid 16214] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16214] <... futex resumed>) = 0 [pid 16213] <... openat resumed>) = 3 [pid 16211] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16214] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] write(3, "1000", 4 [pid 16211] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16213] <... write resumed>) = 4 [pid 16211] <... futex resumed>) = 0 [pid 16214] dup(4 [pid 16213] close(3 [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16214] <... dup resumed>) = 5 [pid 16213] <... close resumed>) = 0 [pid 16214] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] symlink("/dev/binderfs", "./binderfs" [pid 16212] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16214] <... futex resumed>) = 1 [pid 16213] <... symlink resumed>) = 0 [pid 16212] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16211] <... futex resumed>) = 0 [pid 16214] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16211] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16213] <... futex resumed>) = 0 [pid 16211] <... futex resumed>) = 0 [pid 16214] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16212] <... futex resumed>) = 1 [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16210] <... futex resumed>) = 0 [pid 16213] <... mmap resumed>) = 0x7f1ab2532000 [pid 16212] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16210] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16212] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16210] <... futex resumed>) = 0 [pid 16212] write(5, NULL, 1840702809 [pid 16210] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16213] <... mprotect resumed>) = 0 [pid 16212] <... write resumed>) = -1 EFAULT (Bad address) [pid 16213] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16212] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16210] <... futex resumed>) = 0 [pid 16213] <... clone resumed>, parent_tid=[16215], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16215 [pid 16212] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16210] exit_group(0 [pid 16212] <... futex resumed>) = ? [pid 16210] <... exit_group resumed>) = ? [pid 16212] +++ exited with 0 +++ [pid 16210] +++ exited with 0 +++ ./strace-static-x86_64: Process 16215 attached [pid 16215] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16215] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16210, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16213] <... futex resumed>) = 1 [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16215] <... futex resumed>) = 0 [pid 16215] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] umount2("./1640", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16214] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16214] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16214] <... futex resumed>) = 1 [pid 16211] <... futex resumed>) = 0 [pid 16211] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16214] write(5, NULL, 1840702809 [pid 16215] <... mkdirat resumed>) = 0 [pid 16211] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16214] <... write resumed>) = -1 EFAULT (Bad address) [pid 16211] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16215] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16213] <... futex resumed>) = 0 [pid 16215] <... futex resumed>) = 1 [pid 16213] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16215] pipe2( [pid 16213] <... futex resumed>) = 0 [pid 3616] umount2("./1640/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16215] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16214] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16215] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16211] <... futex resumed>) = 0 [pid 16214] <... futex resumed>) = 1 [pid 3616] lstat("./1640/binderfs", [pid 16211] exit_group(0 [pid 16215] <... futex resumed>) = 1 [pid 16213] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16215] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16211] <... exit_group resumed>) = ? [pid 3616] unlink("./1640/binderfs" [pid 16215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16214] +++ exited with 0 +++ [pid 16213] <... futex resumed>) = 0 [pid 16215] dup(4 [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16215] <... dup resumed>) = 5 [pid 16215] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16213] <... futex resumed>) = 0 [pid 16215] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16213] <... futex resumed>) = 0 [pid 16211] +++ exited with 0 +++ [pid 16215] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... unlink resumed>) = 0 [pid 3616] umount2("./1640/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16211, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3616] lstat("./1640/file0", [pid 3615] <... restart_syscall resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1640/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1606", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] openat(AT_FDCWD, "./1640/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 3615] openat(AT_FDCWD, "./1606", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(4, [pid 3615] <... openat resumed>) = 3 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(3, [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(3, [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1606/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1606/binderfs", [pid 3616] rmdir("./1640/file0" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] unlink("./1606/binderfs" [pid 3616] getdents64(3, [pid 3615] <... unlink resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1606/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1606/file0", [pid 3616] rmdir("./1640" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] umount2("./1606/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1641", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1606/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16216 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 16215] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1606/file0" [pid 16215] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 16216 attached [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 16215] <... futex resumed>) = 1 [pid 16213] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1606" [pid 16216] set_robust_list(0x5555560b95e0, 24 [pid 16215] write(5, NULL, 1840702809 [pid 16213] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16216] <... set_robust_list resumed>) = 0 [pid 16215] <... write resumed>) = -1 EFAULT (Bad address) [pid 16213] <... futex resumed>) = 0 [pid 3615] mkdir("./1607", 0777 [pid 16216] chdir("./1641" [pid 16215] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16213] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 16216] <... chdir resumed>) = 0 [pid 16215] <... futex resumed>) = 0 [pid 16213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16215] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16213] exit_group(0./strace-static-x86_64: Process 16217 attached [pid 16216] <... prctl resumed>) = 0 [pid 16215] <... futex resumed>) = ? [pid 16213] <... exit_group resumed>) = ? [pid 16217] set_robust_list(0x5555560b95e0, 24 [pid 16216] setpgid(0, 0 [pid 16215] +++ exited with 0 +++ [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16217 [pid 16217] <... set_robust_list resumed>) = 0 [pid 16216] <... setpgid resumed>) = 0 [pid 16213] +++ exited with 0 +++ [pid 16216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16217] chdir("./1607" [pid 16216] <... openat resumed>) = 3 [pid 16216] write(3, "1000", 4 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16213, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16217] <... chdir resumed>) = 0 [pid 16216] <... write resumed>) = 4 [pid 3618] umount2("./1686", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16216] close(3 [pid 16217] <... prctl resumed>) = 0 [pid 16216] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16217] setpgid(0, 0 [pid 16216] symlink("/dev/binderfs", "./binderfs" [pid 16217] <... setpgid resumed>) = 0 [pid 16216] <... symlink resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] fstat(3, [pid 16217] <... openat resumed>) = 3 [pid 16216] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16217] write(3, "1000", 4 [pid 16216] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(3, [pid 16217] <... write resumed>) = 4 [pid 16216] <... mprotect resumed>) = 0 [pid 16217] close(3 [pid 16216] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16217] <... close resumed>) = 0 [pid 3618] umount2("./1686/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16217] symlink("/dev/binderfs", "./binderfs" [pid 16216] <... clone resumed>, parent_tid=[16218], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16218 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16216] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1686/binderfs", [pid 16217] <... symlink resumed>) = 0 [pid 16216] <... futex resumed>) = 0 [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16217] <... futex resumed>) = 0 [pid 3618] unlink("./1686/binderfs" [pid 16217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 16218 attached [pid 16218] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 16217] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16217] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16218] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16217] <... mprotect resumed>) = 0 [pid 3618] lstat("./1686/file0", [pid 16217] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16218] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16219 attached [pid 16217] <... clone resumed>, parent_tid=[16219], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16219 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16219] set_robust_list(0x7f1ab25529e0, 24 [pid 16218] <... mkdirat resumed>) = 0 [pid 16217] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1686/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16219] <... set_robust_list resumed>) = 0 [pid 16217] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(4, [pid 16219] mkdirat(AT_FDCWD, "./file0", 000 [pid 16218] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16218] <... futex resumed>) = 1 [pid 16216] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16219] <... mkdirat resumed>) = 0 [pid 16218] pipe2( [pid 16216] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16219] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16218] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16216] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16219] <... futex resumed>) = 1 [pid 16218] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16217] <... futex resumed>) = 0 [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16219] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16218] <... futex resumed>) = 0 [pid 16217] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] close(4 [pid 16219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16218] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16217] <... futex resumed>) = 0 [pid 16216] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16219] pipe2( [pid 16218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16216] <... futex resumed>) = 0 [pid 3618] rmdir("./1686/file0" [pid 16219] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16218] dup(4 [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16219] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16218] <... dup resumed>) = 5 [pid 16219] <... futex resumed>) = 1 [pid 16218] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16217] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16219] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16218] <... futex resumed>) = 1 [pid 16217] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16216] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16218] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16217] <... futex resumed>) = 0 [pid 16216] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16219] dup(4 [pid 16218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16216] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16219] <... dup resumed>) = 5 [pid 16218] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(3 [pid 16219] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16219] <... futex resumed>) = 1 [pid 16217] <... futex resumed>) = 0 [pid 3618] rmdir("./1686" [pid 16219] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16217] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16217] <... futex resumed>) = 0 [pid 3618] mkdir("./1687", 0777 [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16220 ./strace-static-x86_64: Process 16220 attached [pid 16220] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16220] chdir("./1687") = 0 [pid 16220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16220] setpgid(0, 0) = 0 [pid 16220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16220] write(3, "1000", 4) = 4 [pid 16220] close(3) = 0 [pid 16220] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16220] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16218] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16220] <... mprotect resumed>) = 0 [pid 16220] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16218] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16220] <... clone resumed>, parent_tid=[16221], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16221 [pid 16218] <... futex resumed>) = 1 [pid 16216] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16221 attached [pid 16220] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16219] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16216] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16218] write(5, NULL, 1840702809 [pid 16220] <... futex resumed>) = 0 [pid 16219] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16218] <... write resumed>) = -1 EFAULT (Bad address) [pid 16216] <... futex resumed>) = 0 [pid 16221] set_robust_list(0x7f1ab25529e0, 24 [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16219] <... futex resumed>) = 1 [pid 16218] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16217] <... futex resumed>) = 0 [pid 16216] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16221] <... set_robust_list resumed>) = 0 [pid 16219] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16218] <... futex resumed>) = 0 [pid 16217] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16221] mkdirat(AT_FDCWD, "./file0", 000 [pid 16219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16218] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16217] <... futex resumed>) = 0 [pid 16216] exit_group(0 [pid 16221] <... mkdirat resumed>) = 0 [pid 16219] write(5, NULL, 1840702809 [pid 16218] <... futex resumed>) = ? [pid 16217] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16216] <... exit_group resumed>) = ? [pid 16221] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16219] <... write resumed>) = -1 EFAULT (Bad address) [pid 16218] +++ exited with 0 +++ [pid 16216] +++ exited with 0 +++ [pid 16219] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16221] <... futex resumed>) = 1 [pid 16220] <... futex resumed>) = 0 [pid 16221] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16219] <... futex resumed>) = 1 [pid 16217] <... futex resumed>) = 0 [pid 16221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16220] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16219] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16217] exit_group(0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16216, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16221] pipe2( [pid 16220] <... futex resumed>) = 0 [pid 16219] <... futex resumed>) = ? [pid 16217] <... exit_group resumed>) = ? [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16221] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16219] +++ exited with 0 +++ [pid 16221] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16221] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16217] +++ exited with 0 +++ [pid 16220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... restart_syscall resumed>) = 0 [pid 16220] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16221] <... futex resumed>) = 0 [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16217, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16221] dup(4 [pid 3616] umount2("./1641", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1607", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16221] <... dup resumed>) = 5 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16221] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16221] <... futex resumed>) = 1 [pid 16220] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16221] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16220] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1607", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16220] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16221] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1641/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1607/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16221] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1641/binderfs", [pid 3615] lstat("./1607/binderfs", [pid 16221] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16221] <... futex resumed>) = 1 [pid 16220] <... futex resumed>) = 0 [pid 3616] unlink("./1641/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16221] write(5, NULL, 1840702809 [pid 16220] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16221] <... write resumed>) = -1 EFAULT (Bad address) [pid 16220] <... futex resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] unlink("./1607/binderfs" [pid 16221] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16220] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1641/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16221] <... futex resumed>) = 0 [pid 16220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... unlink resumed>) = 0 [pid 16221] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16220] exit_group(0 [pid 3616] lstat("./1641/file0", [pid 3615] umount2("./1607/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16221] <... futex resumed>) = ? [pid 16220] <... exit_group resumed>) = ? [pid 16221] +++ exited with 0 +++ [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16220] +++ exited with 0 +++ [pid 3616] umount2("./1641/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1607/file0", [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16220, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] openat(AT_FDCWD, "./1641/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] umount2("./1607/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1687", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 3615] openat(AT_FDCWD, "./1607/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] openat(AT_FDCWD, "./1687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 4 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] fstat(4, [pid 3618] fstat(3, [pid 3616] close(4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 3616] rmdir("./1641/file0" [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(4, [pid 3618] umount2("./1687/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3615] getdents64(4, [pid 3618] lstat("./1687/binderfs", [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] close(3 [pid 3615] close(4 [pid 3618] unlink("./1687/binderfs" [pid 3616] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] rmdir("./1641" [pid 3615] rmdir("./1607/file0") = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1642", 0777 [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] lstat("./1687/file0", [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] close(3 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 ./strace-static-x86_64: Process 16222 attached [pid 3618] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1607" [pid 16222] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16222 [pid 16222] <... set_robust_list resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1687/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] <... rmdir resumed>) = 0 [pid 16222] chdir("./1642" [pid 3618] fstat(4, [pid 3615] mkdir("./1608", 0777 [pid 16222] <... chdir resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16222] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] getdents64(4, [pid 16222] <... prctl resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... mkdir resumed>) = 0 [pid 16222] setpgid(0, 0 [pid 3618] getdents64(4, [pid 16222] <... setpgid resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] close(4 [pid 16222] <... openat resumed>) = 3 [pid 3618] <... close resumed>) = 0 [pid 16222] write(3, "1000", 4 [pid 3618] rmdir("./1687/file0" [pid 16222] <... write resumed>) = 4 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16223 [pid 16222] close(3 [pid 3618] getdents64(3, [pid 16222] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16222] symlink("/dev/binderfs", "./binderfs" [pid 3618] close(3 [pid 16222] <... symlink resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1687" [pid 16222] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] mkdir("./1688", 0777 [pid 16222] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... mkdir resumed>) = 0 [pid 16222] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16224 attached [pid 16222] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 16223 attached [pid 16222] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16224 ./strace-static-x86_64: Process 16225 attached [pid 16224] set_robust_list(0x5555560b95e0, 24 [pid 16223] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16222] <... clone resumed>, parent_tid=[16225], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16225 [pid 16224] <... set_robust_list resumed>) = 0 [pid 16225] set_robust_list(0x7f1ab25529e0, 24 [pid 16224] chdir("./1688" [pid 16223] chdir("./1608" [pid 16222] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] <... chdir resumed>) = 0 [pid 16222] <... futex resumed>) = 0 [pid 16225] <... set_robust_list resumed>) = 0 [pid 16224] <... chdir resumed>) = 0 [pid 16223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16223] <... prctl resumed>) = 0 [pid 16224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16223] setpgid(0, 0 [pid 16225] mkdirat(AT_FDCWD, "./file0", 000 [pid 16224] <... prctl resumed>) = 0 [pid 16223] <... setpgid resumed>) = 0 [pid 16223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16224] setpgid(0, 0 [pid 16225] <... mkdirat resumed>) = 0 [pid 16224] <... setpgid resumed>) = 0 [pid 16223] <... openat resumed>) = 3 [pid 16223] write(3, "1000", 4) = 4 [pid 16224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16223] close(3 [pid 16224] <... openat resumed>) = 3 [pid 16223] <... close resumed>) = 0 [pid 16224] write(3, "1000", 4 [pid 16225] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] symlink("/dev/binderfs", "./binderfs" [pid 16225] <... futex resumed>) = 1 [pid 16224] <... write resumed>) = 4 [pid 16223] <... symlink resumed>) = 0 [pid 16222] <... futex resumed>) = 0 [pid 16225] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] close(3 [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16222] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16224] <... close resumed>) = 0 [pid 16223] <... futex resumed>) = 0 [pid 16222] <... futex resumed>) = 0 [pid 16225] pipe2( [pid 16224] symlink("/dev/binderfs", "./binderfs" [pid 16223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16224] <... symlink resumed>) = 0 [pid 16223] <... mmap resumed>) = 0x7f1ab2532000 [pid 16225] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16225] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16224] <... futex resumed>) = 0 [pid 16223] <... mprotect resumed>) = 0 [pid 16225] <... futex resumed>) = 1 [pid 16224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16223] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16222] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16226 attached [pid 16225] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] <... mmap resumed>) = 0x7f1ab2532000 [pid 16222] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16226] set_robust_list(0x7f1ab25529e0, 24 [pid 16225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16224] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16223] <... clone resumed>, parent_tid=[16226], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16226 [pid 16222] <... futex resumed>) = 0 [pid 16226] <... set_robust_list resumed>) = 0 [pid 16225] dup(4 [pid 16224] <... mprotect resumed>) = 0 [pid 16223] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16226] mkdirat(AT_FDCWD, "./file0", 000 [pid 16225] <... dup resumed>) = 5 [pid 16224] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16223] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16227 attached [pid 16226] <... mkdirat resumed>) = 0 [pid 16225] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16226] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16223] <... futex resumed>) = 0 [pid 16227] set_robust_list(0x7f1ab25529e0, 24 [pid 16226] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16225] <... futex resumed>) = 1 [pid 16224] <... clone resumed>, parent_tid=[16227], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16227 [pid 16223] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16222] <... futex resumed>) = 0 [pid 16226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16225] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] <... futex resumed>) = 0 [pid 16222] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16227] <... set_robust_list resumed>) = 0 [pid 16226] pipe2( [pid 16225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16224] <... futex resumed>) = 0 [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16222] <... futex resumed>) = 0 [pid 16226] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16225] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16227] mkdirat(AT_FDCWD, "./file0", 000 [pid 16226] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16223] <... futex resumed>) = 0 [pid 16226] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16223] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16223] <... futex resumed>) = 0 [pid 16226] dup(4 [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16226] <... dup resumed>) = 5 [pid 16226] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16223] <... futex resumed>) = 0 [pid 16226] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16223] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16223] <... futex resumed>) = 0 [pid 16226] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16227] <... mkdirat resumed>) = 0 [pid 16227] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16224] <... futex resumed>) = 0 [pid 16224] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16227] pipe2( [pid 16224] <... futex resumed>) = 0 [pid 16227] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16227] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16224] <... futex resumed>) = 0 [pid 16227] dup(4 [pid 16224] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16227] <... dup resumed>) = 5 [pid 16227] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16227] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 16226] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16224] <... futex resumed>) = 1 [pid 16227] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16226] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16225] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16226] <... futex resumed>) = 1 [pid 16225] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16223] <... futex resumed>) = 0 [pid 16226] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16225] <... futex resumed>) = 1 [pid 16224] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16223] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16222] <... futex resumed>) = 0 [pid 16227] <... futex resumed>) = 0 [pid 16226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16225] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] <... futex resumed>) = 1 [pid 16223] <... futex resumed>) = 0 [pid 16222] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16227] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16226] write(5, NULL, 1840702809 [pid 16225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16223] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16222] <... futex resumed>) = 0 [pid 16226] <... write resumed>) = -1 EFAULT (Bad address) [pid 16222] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16226] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16223] <... futex resumed>) = 0 [pid 16226] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16225] write(5, NULL, 1840702809 [pid 16223] exit_group(0 [pid 16226] <... futex resumed>) = ? [pid 16223] <... exit_group resumed>) = ? [pid 16226] +++ exited with 0 +++ [pid 16223] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16223, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1608", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16225] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1608", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16225] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16225] <... futex resumed>) = 1 [pid 16222] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16225] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16222] exit_group(0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16222] <... exit_group resumed>) = ? [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1608/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16225] <... futex resumed>) = ? [pid 3615] lstat("./1608/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1608/binderfs") = 0 [pid 16225] +++ exited with 0 +++ [pid 16222] +++ exited with 0 +++ [pid 3615] umount2("./1608/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16222, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1608/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1608/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1608/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1642", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] openat(AT_FDCWD, "./1642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] getdents64(4, [pid 3616] <... openat resumed>) = 3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] fstat(3, [pid 3615] close(4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] rmdir("./1608/file0" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] umount2("./1642/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] lstat("./1642/binderfs", [pid 3615] close(3 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3616] unlink("./1642/binderfs" [pid 3615] rmdir("./1608" [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] umount2("./1642/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] mkdir("./1609", 0777 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... mkdir resumed>) = 0 [pid 3616] lstat("./1642/file0", [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16228 attached [pid 3616] umount2("./1642/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16228 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1642/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16228] set_robust_list(0x5555560b95e0, 24 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16228] <... set_robust_list resumed>) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1642/file0") = 0 [pid 16228] chdir("./1609" [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 16228] <... chdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] rmdir("./1642") = 0 [pid 16228] <... prctl resumed>) = 0 [pid 3616] mkdir("./1643", 0777) = 0 [pid 16228] setpgid(0, 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16228] <... setpgid resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16229 ./strace-static-x86_64: Process 16229 attached [pid 16228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16229] set_robust_list(0x5555560b95e0, 24 [pid 16228] <... openat resumed>) = 3 [pid 16229] <... set_robust_list resumed>) = 0 [pid 16228] write(3, "1000", 4 [pid 16227] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16228] <... write resumed>) = 4 [pid 16227] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] chdir("./1643" [pid 16228] close(3 [pid 16227] <... futex resumed>) = 1 [pid 16224] <... futex resumed>) = 0 [pid 16229] <... chdir resumed>) = 0 [pid 16228] <... close resumed>) = 0 [pid 16227] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16228] symlink("/dev/binderfs", "./binderfs" [pid 16227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16224] <... futex resumed>) = 0 [pid 16229] <... prctl resumed>) = 0 [pid 16228] <... symlink resumed>) = 0 [pid 16227] write(5, NULL, 1840702809 [pid 16224] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16229] setpgid(0, 0 [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16227] <... write resumed>) = -1 EFAULT (Bad address) [pid 16229] <... setpgid resumed>) = 0 [pid 16228] <... futex resumed>) = 0 [pid 16227] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16227] <... futex resumed>) = 1 [pid 16224] <... futex resumed>) = 0 [pid 16229] <... openat resumed>) = 3 [pid 16228] <... mmap resumed>) = 0x7f1ab2532000 [pid 16227] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16224] exit_group(0 [pid 16229] write(3, "1000", 4 [pid 16228] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16227] <... futex resumed>) = ? [pid 16224] <... exit_group resumed>) = ? [pid 16229] <... write resumed>) = 4 [pid 16228] <... mprotect resumed>) = 0 [pid 16227] +++ exited with 0 +++ [pid 16229] close(3 [pid 16228] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16224] +++ exited with 0 +++ ./strace-static-x86_64: Process 16230 attached [pid 16229] <... close resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16224, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16230] set_robust_list(0x7f1ab25529e0, 24 [pid 16229] symlink("/dev/binderfs", "./binderfs" [pid 16228] <... clone resumed>, parent_tid=[16230], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16230 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16230] <... set_robust_list resumed>) = 0 [pid 16229] <... symlink resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16230] mkdirat(AT_FDCWD, "./file0", 000 [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16228] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16230] <... mkdirat resumed>) = 0 [pid 16229] <... futex resumed>) = 0 [pid 16228] <... futex resumed>) = 0 [pid 16230] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16230] <... futex resumed>) = 0 [pid 16229] <... mmap resumed>) = 0x7f1ab2532000 [pid 16228] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16230] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16229] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16228] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1688", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16229] <... mprotect resumed>) = 0 [pid 16228] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16230] pipe2( [pid 16229] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16231 attached [pid 16230] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16230] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] <... clone resumed>, parent_tid=[16231], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16231 [pid 3618] fstat(3, [pid 16231] set_robust_list(0x7f1ab25529e0, 24 [pid 16230] <... futex resumed>) = 1 [pid 16229] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16228] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16230] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16229] <... futex resumed>) = 0 [pid 16228] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16231] <... set_robust_list resumed>) = 0 [pid 16230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16228] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16230] dup(4 [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1688/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16231] mkdirat(AT_FDCWD, "./file0", 000 [pid 16230] <... dup resumed>) = 5 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16230] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1688/binderfs", [pid 16231] <... mkdirat resumed>) = 0 [pid 16230] <... futex resumed>) = 1 [pid 16228] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16231] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16230] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16228] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1688/binderfs" [pid 16231] <... futex resumed>) = 1 [pid 16230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16229] <... futex resumed>) = 0 [pid 16228] <... futex resumed>) = 0 [pid 16230] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16231] pipe2( [pid 16229] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16229] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1688/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1688/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1688/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16231] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1688") = 0 [pid 3618] mkdir("./1689", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16232 ./strace-static-x86_64: Process 16232 attached [pid 16232] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16232] chdir("./1689") = 0 [pid 16232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16232] setpgid(0, 0 [pid 16231] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16232] <... setpgid resumed>) = 0 [pid 16229] <... futex resumed>) = 0 [pid 16231] <... futex resumed>) = 1 [pid 16232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16231] dup(4 [pid 16230] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16229] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16232] write(3, "1000", 4 [pid 16231] <... dup resumed>) = 5 [pid 16230] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16229] <... futex resumed>) = 0 [pid 16232] <... write resumed>) = 4 [pid 16231] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16230] <... futex resumed>) = 1 [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16228] <... futex resumed>) = 0 [pid 16232] close(3 [pid 16231] <... futex resumed>) = 0 [pid 16230] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16228] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16232] <... close resumed>) = 0 [pid 16231] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16229] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16228] <... futex resumed>) = 0 [pid 16232] symlink("/dev/binderfs", "./binderfs" [pid 16231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16230] write(5, NULL, 1840702809 [pid 16229] <... futex resumed>) = 0 [pid 16228] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16232] <... symlink resumed>) = 0 [pid 16231] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16230] <... write resumed>) = -1 EFAULT (Bad address) [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16230] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16232] <... mmap resumed>) = 0x7f1ab2532000 [pid 16232] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16230] <... futex resumed>) = 1 [pid 16228] <... futex resumed>) = 0 [pid 16232] <... mprotect resumed>) = 0 [pid 16228] exit_group(0 [pid 16232] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16228] <... exit_group resumed>) = ? [pid 16232] <... clone resumed>, parent_tid=[16233], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16233 [pid 16232] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16233 attached [pid 16233] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16233] mkdirat(AT_FDCWD, "./file0", 000 [pid 16230] +++ exited with 0 +++ [pid 16228] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16228, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./1609", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1609", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1609/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1609/binderfs", [pid 16233] <... mkdirat resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16233] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./1609/binderfs" [pid 16233] <... futex resumed>) = 1 [pid 16232] <... futex resumed>) = 0 [pid 16231] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... unlink resumed>) = 0 [pid 16233] pipe2( [pid 16232] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1609/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16233] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16232] <... futex resumed>) = 0 [pid 16231] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16233] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16231] <... futex resumed>) = 1 [pid 16229] <... futex resumed>) = 0 [pid 3615] lstat("./1609/file0", [pid 16233] <... futex resumed>) = 0 [pid 16232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16231] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16229] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16233] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16232] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16229] <... futex resumed>) = 0 [pid 3615] umount2("./1609/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16232] <... futex resumed>) = 0 [pid 16231] write(5, NULL, 1840702809 [pid 16229] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16233] dup(4 [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16231] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] openat(AT_FDCWD, "./1609/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16233] <... dup resumed>) = 5 [pid 16231] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 4 [pid 16233] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16231] <... futex resumed>) = 1 [pid 16229] <... futex resumed>) = 0 [pid 3615] fstat(4, [pid 16233] <... futex resumed>) = 1 [pid 16232] <... futex resumed>) = 0 [pid 16231] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16229] exit_group(0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16233] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16232] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16231] <... futex resumed>) = ? [pid 16229] <... exit_group resumed>) = ? [pid 3615] getdents64(4, [pid 16233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16232] <... futex resumed>) = 0 [pid 16231] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16233] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(4, [pid 16229] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16229, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] close(4) = 0 [pid 3615] rmdir("./1609/file0") = 0 [pid 3616] umount2("./1643", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] close(3 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... close resumed>) = 0 [pid 3616] fstat(3, [pid 3615] rmdir("./1609" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] mkdir("./1610", 0777 [pid 3616] umount2("./1643/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... mkdir resumed>) = 0 [pid 3616] lstat("./1643/binderfs", [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1643/binderfs"./strace-static-x86_64: Process 16234 attached [pid 16234] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16234 [pid 16234] <... set_robust_list resumed>) = 0 [pid 3616] umount2("./1643/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16233] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1643/file0", [pid 16234] chdir("./1610" [pid 16233] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16234] <... chdir resumed>) = 0 [pid 16233] <... futex resumed>) = 1 [pid 16232] <... futex resumed>) = 0 [pid 3616] umount2("./1643/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16233] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16232] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16234] <... prctl resumed>) = 0 [pid 16233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16232] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1643/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16234] setpgid(0, 0 [pid 16233] write(5, NULL, 1840702809 [pid 16232] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 4 [pid 16234] <... setpgid resumed>) = 0 [pid 16233] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] fstat(4, [pid 16233] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16233] <... futex resumed>) = 1 [pid 16232] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16233] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16232] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16233] <... futex resumed>) = ? [pid 16232] <... exit_group resumed>) = ? [pid 3616] getdents64(4, [pid 16233] +++ exited with 0 +++ [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1643/file0" [pid 16232] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 16234] <... openat resumed>) = 3 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16232, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] getdents64(3, [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16234] write(3, "1000", 4 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] close(3) = 0 [pid 16234] <... write resumed>) = 4 [pid 3616] rmdir("./1643" [pid 16234] close(3 [pid 3618] umount2("./1689", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16234] <... close resumed>) = 0 [pid 16234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] mkdir("./1644", 0777 [pid 16234] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3618] fstat(3, [pid 3616] <... mkdir resumed>) = 0 [pid 16234] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16234] <... mprotect resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16234] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(3, [pid 16234] <... clone resumed>, parent_tid=[16235], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16235 [pid 16234] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16236 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1689/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1689/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1689/binderfs"./strace-static-x86_64: Process 16235 attached [pid 16235] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16235] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1689/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16235] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16236 attached [pid 3618] openat(AT_FDCWD, "./1689/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16235] <... mkdirat resumed>) = 0 [pid 3618] getdents64(4, [pid 16235] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16234] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16236] set_robust_list(0x5555560b95e0, 24 [pid 16235] pipe2( [pid 16234] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16234] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16235] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16236] <... set_robust_list resumed>) = 0 [pid 16235] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(4 [pid 16234] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16235] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16236] chdir("./1644" [pid 16235] dup(4 [pid 16234] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1689/file0" [pid 16234] <... futex resumed>) = 0 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 16236] <... chdir resumed>) = 0 [pid 16235] <... dup resumed>) = 5 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16235] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] close(3) = 0 [pid 16236] <... prctl resumed>) = 0 [pid 16235] <... futex resumed>) = 1 [pid 16234] <... futex resumed>) = 0 [pid 3618] rmdir("./1689" [pid 16236] setpgid(0, 0 [pid 16235] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16234] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16236] <... setpgid resumed>) = 0 [pid 16235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1690", 0777 [pid 16235] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 16237 attached ) = 3 [pid 16236] write(3, "1000", 4 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16237 [pid 16237] set_robust_list(0x5555560b95e0, 24 [pid 16236] <... write resumed>) = 4 [pid 16237] <... set_robust_list resumed>) = 0 [pid 16236] close(3 [pid 16237] chdir("./1690" [pid 16236] <... close resumed>) = 0 [pid 16237] <... chdir resumed>) = 0 [pid 16236] symlink("/dev/binderfs", "./binderfs" [pid 16237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16236] <... symlink resumed>) = 0 [pid 16237] <... prctl resumed>) = 0 [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16237] setpgid(0, 0 [pid 16236] <... futex resumed>) = 0 [pid 16237] <... setpgid resumed>) = 0 [pid 16236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16236] <... mmap resumed>) = 0x7f1ab2532000 [pid 16237] <... openat resumed>) = 3 [pid 16236] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16237] write(3, "1000", 4 [pid 16236] <... mprotect resumed>) = 0 [pid 16237] <... write resumed>) = 4 [pid 16236] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16237] close(3) = 0 [pid 16236] <... clone resumed>, parent_tid=[16238], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16238 [pid 16237] symlink("/dev/binderfs", "./binderfs" [pid 16236] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16237] <... symlink resumed>) = 0 [pid 16236] <... futex resumed>) = 0 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16237] <... futex resumed>) = 0 [pid 16237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16237] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16237] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16239], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16239 [pid 16237] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16238 attached [pid 16238] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16238] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16238] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16236] <... futex resumed>) = 0 [pid 16238] <... futex resumed>) = 1 [pid 16236] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16238] pipe2( [pid 16236] <... futex resumed>) = 0 [pid 16238] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16238] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16236] <... futex resumed>) = 0 [pid 16238] dup(4 [pid 16236] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16238] <... dup resumed>) = 5 [pid 16236] <... futex resumed>) = 0 [pid 16238] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16238] <... futex resumed>) = 0 [pid 16236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16238] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16236] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16239 attached ) = 0 [pid 16235] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16239] set_robust_list(0x7f1ab25529e0, 24 [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16235] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16239] <... set_robust_list resumed>) = 0 [pid 16235] <... futex resumed>) = 1 [pid 16234] <... futex resumed>) = 0 [pid 16239] mkdirat(AT_FDCWD, "./file0", 000 [pid 16235] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16234] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16234] <... futex resumed>) = 0 [pid 16239] <... mkdirat resumed>) = 0 [pid 16235] write(5, NULL, 1840702809 [pid 16234] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16239] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16235] <... write resumed>) = -1 EFAULT (Bad address) [pid 16235] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16239] <... futex resumed>) = 1 [pid 16237] <... futex resumed>) = 0 [pid 16235] <... futex resumed>) = 1 [pid 16234] <... futex resumed>) = 0 [pid 16239] pipe2( [pid 16237] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16235] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16234] exit_group(0 [pid 16237] <... futex resumed>) = 0 [pid 16235] <... futex resumed>) = ? [pid 16234] <... exit_group resumed>) = ? [pid 16239] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16235] +++ exited with 0 +++ [pid 16239] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16234] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16234, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16239] <... futex resumed>) = 1 [pid 16237] <... futex resumed>) = 0 [pid 16239] dup(4 [pid 16237] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16239] <... dup resumed>) = 5 [pid 16238] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16237] <... futex resumed>) = 0 [pid 16239] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16238] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16239] <... futex resumed>) = 0 [pid 16238] <... futex resumed>) = 1 [pid 16237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16236] <... futex resumed>) = 0 [pid 3615] umount2("./1610", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16239] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16238] write(5, NULL, 1840702809 [pid 16237] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16236] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16238] <... write resumed>) = -1 EFAULT (Bad address) [pid 16237] <... futex resumed>) = 0 [pid 16236] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1610", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16239] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16238] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16236] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16238] <... futex resumed>) = 0 [pid 16236] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... openat resumed>) = 3 [pid 16238] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16236] exit_group(0 [pid 3615] fstat(3, [pid 16238] <... futex resumed>) = ? [pid 16236] <... exit_group resumed>) = ? [pid 16238] +++ exited with 0 +++ [pid 16236] +++ exited with 0 +++ [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16236, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] getdents64(3, [pid 3616] umount2("./1644", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1610/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(3, [pid 3615] lstat("./1610/binderfs", [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1644/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] unlink("./1610/binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1644/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3616] unlink("./1644/binderfs") = 0 [pid 3615] umount2("./1610/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1644/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1644/file0", [pid 3615] lstat("./1610/file0", [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1644/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1644/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1610/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1610/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... openat resumed>) = 4 [pid 3616] getdents64(4, [pid 3615] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16239] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1644/file0" [pid 3615] getdents64(4, [pid 16239] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16239] <... futex resumed>) = 1 [pid 16237] <... futex resumed>) = 0 [pid 3616] close(3 [pid 3615] getdents64(4, [pid 16239] write(5, NULL, 1840702809 [pid 16237] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16239] <... write resumed>) = -1 EFAULT (Bad address) [pid 16237] <... futex resumed>) = 0 [pid 3616] rmdir("./1644" [pid 3615] close(4 [pid 16239] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16237] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16239] <... futex resumed>) = 0 [pid 16237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] mkdir("./1645", 0777 [pid 3615] rmdir("./1610/file0" [pid 16239] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16237] exit_group(0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16239] <... futex resumed>) = ? [pid 16237] <... exit_group resumed>) = ? [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] getdents64(3, ./strace-static-x86_64: Process 16240 attached [pid 16239] +++ exited with 0 +++ [pid 16237] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16240] set_robust_list(0x5555560b95e0, 24 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16237, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16240 [pid 3615] close(3 [pid 16240] <... set_robust_list resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16240] chdir("./1645" [pid 3615] rmdir("./1610" [pid 3618] umount2("./1690", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16240] <... chdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 16240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] openat(AT_FDCWD, "./1690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] mkdir("./1611", 0777 [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3615] <... mkdir resumed>) = 0 [pid 16240] <... prctl resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] getdents64(3, ./strace-static-x86_64: Process 16241 attached [pid 16240] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16241] set_robust_list(0x5555560b95e0, 24 [pid 16240] <... setpgid resumed>) = 0 [pid 3618] umount2("./1690/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16241 [pid 16241] <... set_robust_list resumed>) = 0 [pid 16240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1690/binderfs", [pid 16240] <... openat resumed>) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16241] chdir("./1611" [pid 16240] write(3, "1000", 4 [pid 3618] unlink("./1690/binderfs" [pid 16241] <... chdir resumed>) = 0 [pid 16240] <... write resumed>) = 4 [pid 3618] <... unlink resumed>) = 0 [pid 16241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16240] close(3 [pid 3618] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16241] <... prctl resumed>) = 0 [pid 16240] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16241] setpgid(0, 0 [pid 16240] symlink("/dev/binderfs", "./binderfs" [pid 3618] lstat("./1690/file0", [pid 16241] <... setpgid resumed>) = 0 [pid 16240] <... symlink resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16240] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16241] <... openat resumed>) = 3 [pid 16240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] openat(AT_FDCWD, "./1690/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16240] <... mmap resumed>) = 0x7f1ab2532000 [pid 16241] write(3, "1000", 4 [pid 3618] <... openat resumed>) = 4 [pid 16240] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16241] <... write resumed>) = 4 [pid 3618] fstat(4, [pid 16241] close(3 [pid 16240] <... mprotect resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16241] <... close resumed>) = 0 [pid 3618] getdents64(4, [pid 16240] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16241] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 16242 attached [pid 16241] <... symlink resumed>) = 0 [pid 3618] getdents64(4, [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16240] <... clone resumed>, parent_tid=[16242], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16242 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16241] <... futex resumed>) = 0 [pid 16240] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(4 [pid 16241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16240] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16241] <... mmap resumed>) = 0x7f1ab2532000 [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] rmdir("./1690/file0" [pid 16242] set_robust_list(0x7f1ab25529e0, 24 [pid 16241] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... rmdir resumed>) = 0 [pid 16241] <... mprotect resumed>) = 0 [pid 3618] getdents64(3, [pid 16241] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16241] <... clone resumed>, parent_tid=[16243], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16243 [pid 3618] <... close resumed>) = 0 [pid 16242] <... set_robust_list resumed>) = 0 [pid 16241] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1690" [pid 16241] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16242] mkdirat(AT_FDCWD, "./file0", 000 [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1691", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16243 attached [pid 16242] <... mkdirat resumed>) = 0 ./strace-static-x86_64: Process 16244 attached [pid 16243] set_robust_list(0x7f1ab25529e0, 24 [pid 16242] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] set_robust_list(0x5555560b95e0, 24 [pid 16243] <... set_robust_list resumed>) = 0 [pid 16242] <... futex resumed>) = 1 [pid 16240] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16244 [pid 16244] <... set_robust_list resumed>) = 0 [pid 16242] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16240] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] chdir("./1691" [pid 16242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16240] <... futex resumed>) = 0 [pid 16244] <... chdir resumed>) = 0 [pid 16243] mkdirat(AT_FDCWD, "./file0", 000 [pid 16242] pipe2( [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16244] setpgid(0, 0 [pid 16242] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16244] <... setpgid resumed>) = 0 [pid 16242] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16243] <... mkdirat resumed>) = 0 [pid 16242] <... futex resumed>) = 1 [pid 16240] <... futex resumed>) = 0 [pid 16244] <... openat resumed>) = 3 [pid 16243] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16242] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16240] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] write(3, "1000", 4 [pid 16243] <... futex resumed>) = 1 [pid 16242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16241] <... futex resumed>) = 0 [pid 16240] <... futex resumed>) = 0 [pid 16244] <... write resumed>) = 4 [pid 16243] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16242] dup(4 [pid 16241] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16244] close(3 [pid 16243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16242] <... dup resumed>) = 5 [pid 16241] <... futex resumed>) = 0 [pid 16244] <... close resumed>) = 0 [pid 16243] pipe2( [pid 16242] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16244] symlink("/dev/binderfs", "./binderfs" [pid 16243] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16242] <... futex resumed>) = 1 [pid 16240] <... futex resumed>) = 0 [pid 16244] <... symlink resumed>) = 0 [pid 16243] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16242] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16240] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16243] <... futex resumed>) = 1 [pid 16242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16241] <... futex resumed>) = 0 [pid 16240] <... futex resumed>) = 0 [pid 16244] <... futex resumed>) = 0 [pid 16243] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16242] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16241] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16241] <... futex resumed>) = 0 [pid 16244] <... mmap resumed>) = 0x7f1ab2532000 [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16244] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16244] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16243] dup(4 [pid 16244] <... clone resumed>, parent_tid=[16245], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16245 [pid 16244] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16243] <... dup resumed>) = 5 [pid 16244] <... futex resumed>) = 0 [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16243] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16245 attached [pid 16245] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16243] <... futex resumed>) = 1 [pid 16241] <... futex resumed>) = 0 [pid 16241] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16243] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16241] <... futex resumed>) = 0 [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16245] mkdirat(AT_FDCWD, "./file0", 000 [pid 16242] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16245] <... mkdirat resumed>) = 0 [pid 16242] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16245] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16242] <... futex resumed>) = 1 [pid 16240] <... futex resumed>) = 0 [pid 16245] <... futex resumed>) = 1 [pid 16244] <... futex resumed>) = 0 [pid 16242] write(5, NULL, 1840702809 [pid 16240] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16245] pipe2( [pid 16244] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16242] <... write resumed>) = -1 EFAULT (Bad address) [pid 16245] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16244] <... futex resumed>) = 0 [pid 16242] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16240] <... futex resumed>) = 0 [pid 16245] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16242] <... futex resumed>) = 0 [pid 16240] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16245] <... futex resumed>) = 0 [pid 16244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16243] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16242] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16245] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16244] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16243] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16240] exit_group(0 [pid 16245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16244] <... futex resumed>) = 0 [pid 16243] <... futex resumed>) = 1 [pid 16242] <... futex resumed>) = ? [pid 16241] <... futex resumed>) = 0 [pid 16240] <... exit_group resumed>) = ? [pid 16245] dup(4 [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16242] +++ exited with 0 +++ [pid 16241] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16245] <... dup resumed>) = 5 [pid 16241] <... futex resumed>) = 0 [pid 16245] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16241] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16245] <... futex resumed>) = 1 [pid 16244] <... futex resumed>) = 0 [pid 16240] +++ exited with 0 +++ [pid 16245] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16244] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16243] write(5, NULL, 1840702809 [pid 16245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16244] <... futex resumed>) = 0 [pid 16243] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16240, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16245] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16243] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1645", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16243] <... futex resumed>) = 1 [pid 16241] <... futex resumed>) = 0 [pid 16243] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16241] exit_group(0 [pid 3616] openat(AT_FDCWD, "./1645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16243] <... futex resumed>) = ? [pid 16241] <... exit_group resumed>) = ? [pid 16245] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16243] +++ exited with 0 +++ [pid 16241] +++ exited with 0 +++ [pid 3616] <... openat resumed>) = 3 [pid 16245] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16241, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16245] <... futex resumed>) = 1 [pid 16244] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16245] write(5, NULL, 1840702809 [pid 16244] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16245] <... write resumed>) = -1 EFAULT (Bad address) [pid 16244] <... futex resumed>) = 0 [pid 3615] umount2("./1611", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16245] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16244] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16245] <... futex resumed>) = 0 [pid 16244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] umount2("./1645/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] openat(AT_FDCWD, "./1611", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16245] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16244] exit_group(0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... openat resumed>) = 3 [pid 16245] <... futex resumed>) = ? [pid 16244] <... exit_group resumed>) = ? [pid 3616] lstat("./1645/binderfs", [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(3, [pid 3616] unlink("./1645/binderfs" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1611/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1645/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1611/binderfs", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] lstat("./1645/file0", [pid 3615] unlink("./1611/binderfs" [pid 16245] +++ exited with 0 +++ [pid 16244] +++ exited with 0 +++ [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16244, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] umount2("./1645/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1611/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1645/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] lstat("./1611/file0", [pid 3618] umount2("./1691", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(4, [pid 3615] umount2("./1611/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 3615] openat(AT_FDCWD, "./1611/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... openat resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 3615] fstat(4, [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] close(4 [pid 3615] getdents64(4, [pid 3618] umount2("./1691/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1645/file0" [pid 3615] getdents64(4, [pid 3618] lstat("./1691/binderfs", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1611/file0" [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3618] unlink("./1691/binderfs" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3618] <... unlink resumed>) = 0 [pid 3616] close(3 [pid 3615] <... close resumed>) = 0 [pid 3618] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 3615] rmdir("./1611" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1645" [pid 3615] <... rmdir resumed>) = 0 [pid 3618] lstat("./1691/file0", [pid 3615] mkdir("./1612", 0777 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1646", 0777 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 16246 attached [pid 3618] openat(AT_FDCWD, "./1691/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16246 [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, ./strace-static-x86_64: Process 16247 attached [pid 16246] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16247 [pid 16247] set_robust_list(0x5555560b95e0, 24 [pid 16246] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(4, [pid 16247] <... set_robust_list resumed>) = 0 [pid 16246] chdir("./1612" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16247] chdir("./1646" [pid 16246] <... chdir resumed>) = 0 [pid 3618] getdents64(4, [pid 16247] <... chdir resumed>) = 0 [pid 16246] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16246] <... prctl resumed>) = 0 [pid 3618] close(4 [pid 16247] <... prctl resumed>) = 0 [pid 16246] setpgid(0, 0 [pid 3618] <... close resumed>) = 0 [pid 16247] setpgid(0, 0 [pid 16246] <... setpgid resumed>) = 0 [pid 3618] rmdir("./1691/file0" [pid 16247] <... setpgid resumed>) = 0 [pid 16246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... rmdir resumed>) = 0 [pid 16246] <... openat resumed>) = 3 [pid 3618] getdents64(3, [pid 16247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16246] write(3, "1000", 4 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16247] <... openat resumed>) = 3 [pid 16246] <... write resumed>) = 4 [pid 3618] close(3 [pid 16247] write(3, "1000", 4 [pid 16246] close(3 [pid 16247] <... write resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 16246] <... close resumed>) = 0 [pid 16247] close(3 [pid 3618] rmdir("./1691" [pid 16246] symlink("/dev/binderfs", "./binderfs" [pid 16247] <... close resumed>) = 0 [pid 16246] <... symlink resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16247] symlink("/dev/binderfs", "./binderfs" [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1692", 0777 [pid 16246] <... futex resumed>) = 0 [pid 16246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16247] <... symlink resumed>) = 0 [pid 16246] <... mmap resumed>) = 0x7f1ab2532000 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16247] <... futex resumed>) = 0 [pid 16246] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 16248 attached ) = 0x7f1ab2532000 [pid 16246] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16248 [pid 16248] set_robust_list(0x5555560b95e0, 24 [pid 16247] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16248] <... set_robust_list resumed>) = 0 [pid 16247] <... mprotect resumed>) = 0 [pid 16246] <... clone resumed>, parent_tid=[16249], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16249 [pid 16247] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16246] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16250 attached [pid 16248] chdir("./1692" [pid 16246] <... futex resumed>) = 0 [pid 16250] set_robust_list(0x7f1ab25529e0, 24 [pid 16248] <... chdir resumed>) = 0 [pid 16247] <... clone resumed>, parent_tid=[16250], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16250 [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16250] <... set_robust_list resumed>) = 0 [pid 16248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16247] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] mkdirat(AT_FDCWD, "./file0", 000 [pid 16248] <... prctl resumed>) = 0 [pid 16247] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16249 attached [pid 16250] <... mkdirat resumed>) = 0 [pid 16248] setpgid(0, 0 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16250] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16249] set_robust_list(0x7f1ab25529e0, 24 [pid 16248] <... setpgid resumed>) = 0 [pid 16247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16250] <... futex resumed>) = 0 [pid 16249] <... set_robust_list resumed>) = 0 [pid 16248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16247] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] pipe2( [pid 16249] mkdirat(AT_FDCWD, "./file0", 000 [pid 16248] <... openat resumed>) = 3 [pid 16247] <... futex resumed>) = 0 [pid 16248] write(3, "1000", 4 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16250] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16249] <... mkdirat resumed>) = 0 [pid 16248] <... write resumed>) = 4 [pid 16250] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16249] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] close(3) = 0 [pid 16248] symlink("/dev/binderfs", "./binderfs" [pid 16250] <... futex resumed>) = 1 [pid 16247] <... futex resumed>) = 0 [pid 16250] dup(4 [pid 16248] <... symlink resumed>) = 0 [pid 16247] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] <... dup resumed>) = 5 [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16247] <... futex resumed>) = 0 [pid 16250] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] <... futex resumed>) = 0 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] <... futex resumed>) = 0 [pid 16249] <... futex resumed>) = 1 [pid 16250] <... futex resumed>) = 0 [pid 16248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16246] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16249] pipe2( [pid 16248] <... mmap resumed>) = 0x7f1ab2532000 [pid 16247] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16246] <... futex resumed>) = 0 [pid 16249] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16248] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16247] <... futex resumed>) = 0 [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16249] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] <... mprotect resumed>) = 0 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16249] <... futex resumed>) = 0 [pid 16248] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16246] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16249] dup(4 [pid 16246] <... futex resumed>) = 0 [pid 16249] <... dup resumed>) = 5 [pid 16248] <... clone resumed>, parent_tid=[16251], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16251 [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16249] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16249] <... futex resumed>) = 0 [pid 16248] <... futex resumed>) = 0 [pid 16246] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16249] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] <... futex resumed>) = 0 [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16251 attached [pid 16251] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16250] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16251] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16251] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16248] <... futex resumed>) = 0 [pid 16251] pipe2( [pid 16250] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16251] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16250] <... futex resumed>) = 1 [pid 16249] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16248] <... futex resumed>) = 0 [pid 16247] <... futex resumed>) = 0 [pid 16251] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16249] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16247] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16251] <... futex resumed>) = 0 [pid 16250] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16249] <... futex resumed>) = 1 [pid 16248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16247] <... futex resumed>) = 0 [pid 16246] <... futex resumed>) = 0 [pid 16251] dup(4 [pid 16250] write(5, NULL, 1840702809 [pid 16249] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16248] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16247] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16251] <... dup resumed>) = 5 [pid 16250] <... write resumed>) = -1 EFAULT (Bad address) [pid 16249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16248] <... futex resumed>) = 0 [pid 16246] <... futex resumed>) = 0 [pid 16251] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16250] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16249] write(5, NULL, 1840702809 [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16251] <... futex resumed>) = 0 [pid 16250] <... futex resumed>) = 1 [pid 16249] <... write resumed>) = -1 EFAULT (Bad address) [pid 16248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16247] <... futex resumed>) = 0 [pid 16251] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16250] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16249] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16248] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16247] exit_group(0 [pid 16251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16250] <... futex resumed>) = ? [pid 16249] <... futex resumed>) = 1 [pid 16248] <... futex resumed>) = 0 [pid 16247] <... exit_group resumed>) = ? [pid 16246] <... futex resumed>) = 0 [pid 16251] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16250] +++ exited with 0 +++ [pid 16249] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16246] exit_group(0 [pid 16249] <... futex resumed>) = ? [pid 16247] +++ exited with 0 +++ [pid 16246] <... exit_group resumed>) = ? [pid 16249] +++ exited with 0 +++ [pid 16246] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16247, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16246, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] umount2("./1646", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1612", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1612", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1612/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1612/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1612/binderfs") = 0 [pid 3615] umount2("./1612/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1612/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1612/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1612/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... openat resumed>) = 3 [pid 3615] <... openat resumed>) = 4 [pid 3616] fstat(3, [pid 3615] fstat(4, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16251] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(3, [pid 3615] getdents64(4, [pid 16251] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16251] <... futex resumed>) = 1 [pid 16248] <... futex resumed>) = 0 [pid 3616] umount2("./1646/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(4, [pid 16251] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16248] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16248] <... futex resumed>) = 0 [pid 3616] lstat("./1646/binderfs", [pid 3615] close(4 [pid 16251] write(5, NULL, 1840702809 [pid 16248] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 16251] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] unlink("./1646/binderfs" [pid 3615] rmdir("./1612/file0" [pid 16251] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16251] <... futex resumed>) = 1 [pid 16248] <... futex resumed>) = 0 [pid 3616] umount2("./1646/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 16251] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16248] exit_group(0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16251] <... futex resumed>) = ? [pid 16248] <... exit_group resumed>) = ? [pid 3616] lstat("./1646/file0", [pid 3615] close(3 [pid 16251] +++ exited with 0 +++ [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1612") = 0 [pid 3615] mkdir("./1613", 0777 [pid 16248] +++ exited with 0 +++ [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] umount2("./1646/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16248, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16252 attached [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1646/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16252 [pid 16252] set_robust_list(0x5555560b95e0, 24 [pid 3616] fstat(4, [pid 3618] umount2("./1692", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, [pid 16252] <... set_robust_list resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 16252] chdir("./1613" [pid 3618] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] close(4 [pid 3618] getdents64(3, [pid 3616] <... close resumed>) = 0 [pid 16252] <... chdir resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] rmdir("./1646/file0" [pid 16252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] umount2("./1692/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16252] <... prctl resumed>) = 0 [pid 16252] setpgid(0, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 16252] <... setpgid resumed>) = 0 [pid 3618] lstat("./1692/binderfs", [pid 3616] getdents64(3, [pid 16252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16252] write(3, "1000", 4 [pid 3618] unlink("./1692/binderfs" [pid 3616] close(3 [pid 16252] <... write resumed>) = 4 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16252] close(3 [pid 3618] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1646" [pid 16252] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16252] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... rmdir resumed>) = 0 [pid 3618] lstat("./1692/file0", [pid 16252] <... symlink resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] mkdir("./1647", 0777 [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16252] <... futex resumed>) = 0 [pid 16252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 16252] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] openat(AT_FDCWD, "./1692/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16252] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16252] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16253], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16253 [pid 3618] fstat(4, [pid 16252] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16254 [pid 16252] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 16254 attached ./strace-static-x86_64: Process 16253 attached [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 16253] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] rmdir("./1692/file0" [pid 16254] set_robust_list(0x5555560b95e0, 24 [pid 16253] <... set_robust_list resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16253] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] getdents64(3, [pid 16254] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16253] <... mkdirat resumed>) = 0 [pid 3618] close(3 [pid 16254] chdir("./1647" [pid 16253] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16253] <... futex resumed>) = 1 [pid 16252] <... futex resumed>) = 0 [pid 3618] rmdir("./1692" [pid 16254] <... chdir resumed>) = 0 [pid 16253] pipe2( [pid 16252] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16253] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16252] <... futex resumed>) = 0 [pid 3618] mkdir("./1693", 0777 [pid 16254] <... prctl resumed>) = 0 [pid 16253] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 16254] setpgid(0, 0 [pid 16253] <... futex resumed>) = 0 [pid 16252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16254] <... setpgid resumed>) = 0 [pid 16253] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16252] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16252] <... futex resumed>) = 0 [pid 16254] <... openat resumed>) = 3 [pid 16253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16255 [pid 16254] write(3, "1000", 4 [pid 16253] dup(4 [pid 16254] <... write resumed>) = 4 [pid 16253] <... dup resumed>) = 5 [pid 16254] close(3 [pid 16253] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16255 attached [pid 16254] <... close resumed>) = 0 [pid 16253] <... futex resumed>) = 1 [pid 16252] <... futex resumed>) = 0 [pid 16255] set_robust_list(0x5555560b95e0, 24 [pid 16254] symlink("/dev/binderfs", "./binderfs" [pid 16253] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16252] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] <... set_robust_list resumed>) = 0 [pid 16254] <... symlink resumed>) = 0 [pid 16253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16252] <... futex resumed>) = 0 [pid 16255] chdir("./1693" [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16253] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16255] <... chdir resumed>) = 0 [pid 16254] <... futex resumed>) = 0 [pid 16254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16254] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16254] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16254] <... clone resumed>, parent_tid=[16256], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16256 ./strace-static-x86_64: Process 16256 attached [pid 16255] <... prctl resumed>) = 0 [pid 16254] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] set_robust_list(0x7f1ab25529e0, 24 [pid 16255] setpgid(0, 0 [pid 16256] <... set_robust_list resumed>) = 0 [pid 16255] <... setpgid resumed>) = 0 [pid 16256] mkdirat(AT_FDCWD, "./file0", 000 [pid 16255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16254] <... futex resumed>) = 0 [pid 16253] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16256] <... mkdirat resumed>) = 0 [pid 16255] <... openat resumed>) = 3 [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16253] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] write(3, "1000", 4 [pid 16254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16253] <... futex resumed>) = 1 [pid 16252] <... futex resumed>) = 0 [pid 16256] <... futex resumed>) = 0 [pid 16255] <... write resumed>) = 4 [pid 16254] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16253] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16252] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] pipe2( [pid 16255] close(3 [pid 16254] <... futex resumed>) = 0 [pid 16253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16252] <... futex resumed>) = 0 [pid 16256] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16255] <... close resumed>) = 0 [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16253] write(5, NULL, 1840702809 [pid 16252] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16256] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] symlink("/dev/binderfs", "./binderfs" [pid 16254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16253] <... write resumed>) = -1 EFAULT (Bad address) [pid 16256] <... futex resumed>) = 0 [pid 16255] <... symlink resumed>) = 0 [pid 16254] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16253] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] dup(4 [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16254] <... futex resumed>) = 0 [pid 16253] <... futex resumed>) = 1 [pid 16252] <... futex resumed>) = 0 [pid 16256] <... dup resumed>) = 5 [pid 16255] <... futex resumed>) = 0 [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16253] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16252] exit_group(0 [pid 16256] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16253] <... futex resumed>) = ? [pid 16252] <... exit_group resumed>) = ? [pid 16256] <... futex resumed>) = 0 [pid 16255] <... mmap resumed>) = 0x7f1ab2532000 [pid 16254] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16253] +++ exited with 0 +++ [pid 16256] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16255] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16254] <... futex resumed>) = 0 [pid 16252] +++ exited with 0 +++ [pid 16255] <... mprotect resumed>) = 0 [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16252, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16255] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... restart_syscall resumed>) = 0 [pid 16255] <... clone resumed>, parent_tid=[16257], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16257 [pid 16255] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1613", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1613", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1613/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1613/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1613/binderfs") = 0 [pid 3615] umount2("./1613/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1613/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1613/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1613/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1613/file0"./strace-static-x86_64: Process 16257 attached [pid 16255] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 16256] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16257] set_robust_list(0x7f1ab25529e0, 24 [pid 16256] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3 [pid 16257] <... set_robust_list resumed>) = 0 [pid 16256] <... futex resumed>) = 1 [pid 16254] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16257] mkdirat(AT_FDCWD, "./file0", 000 [pid 16256] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16254] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1613" [pid 16257] <... mkdirat resumed>) = 0 [pid 16256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16254] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16257] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] write(5, NULL, 1840702809 [pid 16254] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] mkdir("./1614", 0777 [pid 16257] <... futex resumed>) = 1 [pid 16256] <... write resumed>) = -1 EFAULT (Bad address) [pid 16255] <... futex resumed>) = 0 [pid 16257] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16256] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16255] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 16257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16256] <... futex resumed>) = 1 [pid 16255] <... futex resumed>) = 0 [pid 16254] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16257] pipe2( [pid 16256] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16254] exit_group(0./strace-static-x86_64: Process 16258 attached [pid 16257] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16256] <... futex resumed>) = ? [pid 16254] <... exit_group resumed>) = ? [pid 16258] set_robust_list(0x5555560b95e0, 24 [pid 16257] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16256] +++ exited with 0 +++ [pid 16257] <... futex resumed>) = 1 [pid 16255] <... futex resumed>) = 0 [pid 16257] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16255] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16258] <... set_robust_list resumed>) = 0 [pid 16257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16255] <... futex resumed>) = 0 [pid 16254] +++ exited with 0 +++ [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16258 [pid 16257] dup(4 [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16254, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16258] chdir("./1614" [pid 16257] <... dup resumed>) = 5 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16257] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16258] <... chdir resumed>) = 0 [pid 16257] <... futex resumed>) = 1 [pid 16255] <... futex resumed>) = 0 [pid 16257] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16255] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16255] <... futex resumed>) = 0 [pid 3616] umount2("./1647", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16258] <... prctl resumed>) = 0 [pid 16257] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16258] setpgid(0, 0 [pid 3616] openat(AT_FDCWD, "./1647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16258] <... setpgid resumed>) = 0 [pid 16258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... openat resumed>) = 3 [pid 16258] <... openat resumed>) = 3 [pid 16258] write(3, "1000", 4 [pid 3616] fstat(3, [pid 16258] <... write resumed>) = 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16258] close(3) = 0 [pid 3616] getdents64(3, [pid 16258] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] umount2("./1647/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16258] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] lstat("./1647/binderfs", [pid 16258] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16258] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] unlink("./1647/binderfs" [pid 16257] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... unlink resumed>) = 0 [pid 16258] <... clone resumed>, parent_tid=[16259], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16259 [pid 16257] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1647/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16259 attached [pid 16258] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16257] <... futex resumed>) = 1 [pid 16255] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16258] <... futex resumed>) = 0 [pid 16257] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16255] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1647/file0", [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16255] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16257] write(5, NULL, 1840702809 [pid 16255] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1647/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16257] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16257] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1647/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16257] <... futex resumed>) = 1 [pid 16255] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16257] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16255] exit_group(0 [pid 3616] fstat(4, [pid 16257] <... futex resumed>) = ? [pid 16255] <... exit_group resumed>) = ? [pid 16259] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16259] <... set_robust_list resumed>) = 0 [pid 16257] +++ exited with 0 +++ [pid 16255] +++ exited with 0 +++ [pid 3616] getdents64(4, [pid 16259] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16255, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16259] <... mkdirat resumed>) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16259] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4) = 0 [pid 16258] <... futex resumed>) = 0 [pid 3616] rmdir("./1647/file0" [pid 16259] <... futex resumed>) = 1 [pid 16259] pipe2( [pid 16258] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16259] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16258] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16259] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16259] <... futex resumed>) = 0 [pid 16258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] umount2("./1693", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16259] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16258] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16258] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16259] dup(4 [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... close resumed>) = 0 [pid 16259] <... dup resumed>) = 5 [pid 3618] <... openat resumed>) = 3 [pid 3616] rmdir("./1647" [pid 16259] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16259] <... futex resumed>) = 1 [pid 16258] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16259] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16258] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3616] mkdir("./1648", 0777 [pid 16259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16258] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... mkdir resumed>) = 0 [pid 16259] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1693/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1693/binderfs", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16260 ./strace-static-x86_64: Process 16260 attached [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1693/binderfs" [pid 16260] set_robust_list(0x5555560b95e0, 24 [pid 16259] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... unlink resumed>) = 0 [pid 16260] <... set_robust_list resumed>) = 0 [pid 16259] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16259] <... futex resumed>) = 1 [pid 16258] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16259] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16258] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1693/file0", [pid 16260] chdir("./1648" [pid 16259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16258] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16259] write(5, NULL, 1840702809 [pid 16258] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16260] <... chdir resumed>) = 0 [pid 16259] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16259] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1693/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16260] <... prctl resumed>) = 0 [pid 16259] <... futex resumed>) = 1 [pid 16258] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16260] setpgid(0, 0 [pid 16259] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16258] exit_group(0 [pid 3618] fstat(4, [pid 16260] <... setpgid resumed>) = 0 [pid 16259] <... futex resumed>) = ? [pid 16258] <... exit_group resumed>) = ? [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16259] +++ exited with 0 +++ [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 16258] +++ exited with 0 +++ [pid 3618] rmdir("./1693/file0" [pid 16260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16258, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16260] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16260] write(3, "1000", 4 [pid 3618] close(3 [pid 3615] umount2("./1614", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16260] <... write resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 16260] close(3 [pid 3618] rmdir("./1693" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16260] <... close resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1614", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16260] symlink("/dev/binderfs", "./binderfs" [pid 3618] mkdir("./1694", 0777 [pid 16260] <... symlink resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] fstat(3, ./strace-static-x86_64: Process 16261 attached [pid 16260] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16261] set_robust_list(0x5555560b95e0, 24 [pid 16260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16261 [pid 16261] <... set_robust_list resumed>) = 0 [pid 16260] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] getdents64(3, [pid 16261] chdir("./1694" [pid 16260] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16261] <... chdir resumed>) = 0 [pid 16260] <... mprotect resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16260] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./1614/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16261] <... prctl resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16260] <... clone resumed>, parent_tid=[16262], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16262 [pid 16261] setpgid(0, 0 [pid 16260] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1614/binderfs", [pid 16261] <... setpgid resumed>) = 0 [pid 16260] <... futex resumed>) = 0 [pid 16261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16261] <... openat resumed>) = 3 [pid 3615] unlink("./1614/binderfs" [pid 16261] write(3, "1000", 4) = 4 [pid 16261] close(3) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] umount2("./1614/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3615] lstat("./1614/file0", [pid 16261] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 16262 attached ) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16262] set_robust_list(0x7f1ab25529e0, 24 [pid 16261] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16262] <... set_robust_list resumed>) = 0 [pid 3615] umount2("./1614/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16263 attached [pid 16262] mkdirat(AT_FDCWD, "./file0", 000 [pid 16261] <... clone resumed>, parent_tid=[16263], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16263 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16263] set_robust_list(0x7f1ab25529e0, 24 [pid 16262] <... mkdirat resumed>) = 0 [pid 16261] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1614/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16262] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16261] <... futex resumed>) = 0 [pid 16262] <... futex resumed>) = 1 [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16262] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16260] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16260] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16262] pipe2( [pid 16260] <... futex resumed>) = 0 [pid 16263] <... set_robust_list resumed>) = 0 [pid 16262] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16262] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] getdents64(4, [pid 16263] mkdirat(AT_FDCWD, "./file0", 000 [pid 16262] <... futex resumed>) = 0 [pid 16260] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16262] dup(4 [pid 16260] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16262] <... dup resumed>) = 5 [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(4, [pid 16263] <... mkdirat resumed>) = 0 [pid 16262] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16263] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16262] <... futex resumed>) = 0 [pid 16260] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16263] <... futex resumed>) = 1 [pid 16262] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16261] <... futex resumed>) = 0 [pid 16260] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16263] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16261] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1614/file0" [pid 16263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16262] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16261] <... futex resumed>) = 0 [pid 16263] pipe2( [pid 16262] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16263] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16262] <... futex resumed>) = 1 [pid 16260] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16263] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16262] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16260] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16263] <... futex resumed>) = 1 [pid 16262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16261] <... futex resumed>) = 0 [pid 16260] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16263] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16262] write(5, NULL, 1840702809 [pid 16261] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16260] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3 [pid 16263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16262] <... write resumed>) = -1 EFAULT (Bad address) [pid 16261] <... futex resumed>) = 0 [pid 16263] dup(4 [pid 16262] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16263] <... dup resumed>) = 5 [pid 16262] <... futex resumed>) = 1 [pid 16260] <... futex resumed>) = 0 [pid 3615] rmdir("./1614" [pid 16263] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16262] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16260] exit_group(0 [pid 16263] <... futex resumed>) = 1 [pid 16262] <... futex resumed>) = ? [pid 16261] <... futex resumed>) = 0 [pid 16260] <... exit_group resumed>) = ? [pid 3615] <... rmdir resumed>) = 0 [pid 16263] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16262] +++ exited with 0 +++ [pid 16261] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16260] +++ exited with 0 +++ [pid 3615] mkdir("./1615", 0777 [pid 16263] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16260, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... mkdir resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] umount2("./1648", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1648/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16264 [pid 3616] lstat("./1648/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1648/binderfs"./strace-static-x86_64: Process 16264 attached ) = 0 [pid 3616] umount2("./1648/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1648/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1648/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1648/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1648/file0" [pid 16264] set_robust_list(0x5555560b95e0, 24 [pid 16263] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... rmdir resumed>) = 0 [pid 16264] <... set_robust_list resumed>) = 0 [pid 16263] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16263] <... futex resumed>) = 1 [pid 16261] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16264] chdir("./1615" [pid 16263] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16261] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16264] <... chdir resumed>) = 0 [pid 16263] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16261] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16263] write(5, NULL, 1840702809 [pid 16261] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] rmdir("./1648" [pid 16264] <... prctl resumed>) = 0 [pid 16263] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... rmdir resumed>) = 0 [pid 16264] setpgid(0, 0 [pid 16263] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1649", 0777 [pid 16264] <... setpgid resumed>) = 0 [pid 16263] <... futex resumed>) = 1 [pid 16261] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16263] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16261] exit_group(0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16264] <... openat resumed>) = 3 [pid 16263] <... futex resumed>) = ? [pid 16261] <... exit_group resumed>) = ? [pid 16264] write(3, "1000", 4) = 4 [pid 16263] +++ exited with 0 +++ [pid 16264] close(3./strace-static-x86_64: Process 16265 attached ) = 0 [pid 16261] +++ exited with 0 +++ [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16265 [pid 16264] symlink("/dev/binderfs", "./binderfs" [pid 16265] set_robust_list(0x5555560b95e0, 24 [pid 16264] <... symlink resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16261, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16265] <... set_robust_list resumed>) = 0 [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1694", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16265] chdir("./1649" [pid 16264] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16265] <... chdir resumed>) = 0 [pid 16264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] openat(AT_FDCWD, "./1694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16264] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... openat resumed>) = 3 [pid 16265] <... prctl resumed>) = 0 [pid 16264] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] fstat(3, [pid 16265] setpgid(0, 0 [pid 16264] <... mprotect resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16265] <... setpgid resumed>) = 0 [pid 16264] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(3, [pid 16265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16265] <... openat resumed>) = 3 [pid 16264] <... clone resumed>, parent_tid=[16266], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16266 [pid 3618] umount2("./1694/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16265] write(3, "1000", 4 [pid 16264] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16265] <... write resumed>) = 4 [pid 16264] <... futex resumed>) = 0 [pid 3618] lstat("./1694/binderfs", [pid 16265] close(3 [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16265] <... close resumed>) = 0 [pid 3618] unlink("./1694/binderfs"./strace-static-x86_64: Process 16266 attached [pid 16265] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... unlink resumed>) = 0 [pid 16266] set_robust_list(0x7f1ab25529e0, 24 [pid 16265] <... symlink resumed>) = 0 [pid 3618] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16265] <... futex resumed>) = 0 [pid 3618] lstat("./1694/file0", [pid 16265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16265] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16265] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16265] <... mprotect resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1694/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16266] <... set_robust_list resumed>) = 0 [pid 16265] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, [pid 16266] mkdirat(AT_FDCWD, "./file0", 000 [pid 16265] <... clone resumed>, parent_tid=[16267], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16267 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16265] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16265] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16266] <... mkdirat resumed>) = 0 [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16266] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1694/file0" [pid 16266] <... futex resumed>) = 1 [pid 16264] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 16267 attached [pid 16266] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16264] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16264] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16266] pipe2( [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(3 [pid 16266] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... close resumed>) = 0 [pid 16266] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1694" [pid 16266] <... futex resumed>) = 1 [pid 16264] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16266] dup(4 [pid 16264] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1695", 0777 [pid 16267] set_robust_list(0x7f1ab25529e0, 24 [pid 16266] <... dup resumed>) = 5 [pid 16264] <... futex resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16267] <... set_robust_list resumed>) = 0 [pid 16266] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16268 attached [pid 16267] mkdirat(AT_FDCWD, "./file0", 000 [pid 16266] <... futex resumed>) = 0 [pid 16264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16268] set_robust_list(0x5555560b95e0, 24 [pid 16266] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16264] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16268 [pid 16268] <... set_robust_list resumed>) = 0 [pid 16267] <... mkdirat resumed>) = 0 [pid 16266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16264] <... futex resumed>) = 0 [pid 16268] chdir("./1695" [pid 16267] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16266] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16268] <... chdir resumed>) = 0 [pid 16268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16268] setpgid(0, 0) = 0 [pid 16268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16268] write(3, "1000", 4) = 4 [pid 16268] close(3) = 0 [pid 16268] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16268] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16268] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16269], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16269 [pid 16268] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16267] <... futex resumed>) = 1 [pid 16265] <... futex resumed>) = 0 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16265] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16269 attached [pid 16269] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16269] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16269] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16268] <... futex resumed>) = 0 [pid 16268] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16269] <... futex resumed>) = 1 [pid 16269] pipe2([3, 4], 0) = 0 [pid 16269] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16268] <... futex resumed>) = 0 [pid 16269] <... futex resumed>) = 1 [pid 16268] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16269] dup(4 [pid 16268] <... futex resumed>) = 0 [pid 16269] <... dup resumed>) = 5 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16267] pipe2( [pid 16266] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16269] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16267] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16269] <... futex resumed>) = 1 [pid 16268] <... futex resumed>) = 0 [pid 16267] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16266] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16269] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16268] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16267] <... futex resumed>) = 1 [pid 16266] <... futex resumed>) = 1 [pid 16265] <... futex resumed>) = 0 [pid 16264] <... futex resumed>) = 0 [pid 16268] <... futex resumed>) = 0 [pid 16267] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16266] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16265] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16264] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16264] <... futex resumed>) = 0 [pid 16267] dup(4 [pid 16266] write(5, NULL, 1840702809 [pid 16265] <... futex resumed>) = 0 [pid 16264] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16267] <... dup resumed>) = 5 [pid 16266] <... write resumed>) = -1 EFAULT (Bad address) [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16267] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16266] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16265] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16267] <... futex resumed>) = 0 [pid 16266] <... futex resumed>) = 1 [pid 16264] <... futex resumed>) = 0 [pid 16267] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16266] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16265] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16264] exit_group(0 [pid 16267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16266] <... futex resumed>) = ? [pid 16264] <... exit_group resumed>) = ? [pid 16267] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16266] +++ exited with 0 +++ [pid 16264] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16264, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1615", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16265] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1615", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16269] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] umount2("./1615/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16269] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16268] <... futex resumed>) = 0 [pid 16269] write(5, NULL, 1840702809 [pid 16268] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16269] <... write resumed>) = -1 EFAULT (Bad address) [pid 16268] <... futex resumed>) = 0 [pid 16269] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16268] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16269] <... futex resumed>) = 0 [pid 16268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16269] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16268] exit_group(0 [pid 16269] <... futex resumed>) = ? [pid 16268] <... exit_group resumed>) = ? [pid 16269] +++ exited with 0 +++ [pid 16268] +++ exited with 0 +++ [pid 3615] lstat("./1615/binderfs", [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16268, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1615/binderfs") = 0 [pid 3618] umount2("./1695", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1615/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1695/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1695/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1695/binderfs") = 0 [pid 3618] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1695/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1695/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] lstat("./1615/file0", [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16267] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] close(4 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16267] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3615] umount2("./1615/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16267] <... futex resumed>) = 1 [pid 16265] <... futex resumed>) = 0 [pid 3618] rmdir("./1695/file0" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16267] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16265] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1615/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16265] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16267] write(5, NULL, 1840702809 [pid 16265] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 3615] fstat(4, [pid 16267] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16267] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 3615] getdents64(4, [pid 16267] <... futex resumed>) = 1 [pid 16265] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16267] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16265] exit_group(0 [pid 3618] rmdir("./1695" [pid 3615] getdents64(4, [pid 16267] <... futex resumed>) = ? [pid 16265] <... exit_group resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16267] +++ exited with 0 +++ [pid 3618] <... rmdir resumed>) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1615/file0") = 0 [pid 3615] getdents64(3, [pid 16265] +++ exited with 0 +++ [pid 3618] mkdir("./1696", 0777 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1615" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1616", 0777) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16270 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16270 attached ./strace-static-x86_64: Process 16271 attached [pid 3616] umount2("./1649", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16271] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16271 [pid 16271] <... set_robust_list resumed>) = 0 [pid 16270] set_robust_list(0x5555560b95e0, 24 [pid 3616] openat(AT_FDCWD, "./1649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16271] chdir("./1616" [pid 16270] <... set_robust_list resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16271] <... chdir resumed>) = 0 [pid 3616] fstat(3, [pid 16271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 16271] <... prctl resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16271] setpgid(0, 0 [pid 3616] umount2("./1649/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16271] <... setpgid resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16270] chdir("./1696" [pid 3616] lstat("./1649/binderfs", [pid 16271] <... openat resumed>) = 3 [pid 16270] <... chdir resumed>) = 0 [pid 16271] write(3, "1000", 4 [pid 16270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16271] <... write resumed>) = 4 [pid 3616] unlink("./1649/binderfs" [pid 16271] close(3 [pid 16270] <... prctl resumed>) = 0 [pid 16271] <... close resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16271] symlink("/dev/binderfs", "./binderfs" [pid 16270] setpgid(0, 0 [pid 3616] umount2("./1649/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16271] <... symlink resumed>) = 0 [pid 16270] <... setpgid resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1649/file0", [pid 16271] <... futex resumed>) = 0 [pid 16270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1649/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16271] <... mmap resumed>) = 0x7f1ab2532000 [pid 16270] <... openat resumed>) = 3 [pid 16271] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16270] write(3, "1000", 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16271] <... mprotect resumed>) = 0 [pid 16270] <... write resumed>) = 4 [pid 3616] openat(AT_FDCWD, "./1649/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16271] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16270] close(3 [pid 3616] <... openat resumed>) = 4 [pid 16270] <... close resumed>) = 0 [pid 3616] fstat(4, [pid 16271] <... clone resumed>, parent_tid=[16272], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16272 [pid 16270] symlink("/dev/binderfs", "./binderfs" [pid 16271] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16271] <... futex resumed>) = 0 [pid 16270] <... symlink resumed>) = 0 [pid 3616] getdents64(4, ./strace-static-x86_64: Process 16272 attached [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16270] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16270] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] close(4 [pid 16270] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... close resumed>) = 0 [pid 16270] <... mprotect resumed>) = 0 [pid 3616] rmdir("./1649/file0" [pid 16272] set_robust_list(0x7f1ab25529e0, 24 [pid 16270] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16270] <... clone resumed>, parent_tid=[16273], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16273 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16272] <... set_robust_list resumed>) = 0 [pid 16270] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16272] mkdirat(AT_FDCWD, "./file0", 000 [pid 16270] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] rmdir("./1649" [pid 16272] <... mkdirat resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16272] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1650", 0777 [pid 16272] <... futex resumed>) = 1 [pid 16271] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 16273 attached [pid 16272] pipe2( [pid 16271] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16274 attached [pid 16273] set_robust_list(0x7f1ab25529e0, 24 [pid 16272] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16271] <... futex resumed>) = 0 [pid 16273] <... set_robust_list resumed>) = 0 [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16274 [pid 16273] mkdirat(AT_FDCWD, "./file0", 000 [pid 16272] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16271] <... futex resumed>) = 0 [pid 16273] <... mkdirat resumed>) = 0 [pid 16272] dup(4 [pid 16271] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16272] <... dup resumed>) = 5 [pid 16271] <... futex resumed>) = 0 [pid 16273] <... futex resumed>) = 1 [pid 16272] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16270] <... futex resumed>) = 0 [pid 16273] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16272] <... futex resumed>) = 0 [pid 16271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16270] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16272] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16271] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16270] <... futex resumed>) = 0 [pid 16273] pipe2( [pid 16272] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16271] <... futex resumed>) = 0 [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16273] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16272] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16273] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16274] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16274] chdir("./1650") = 0 [pid 16274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16270] <... futex resumed>) = 0 [pid 16274] <... prctl resumed>) = 0 [pid 16273] <... futex resumed>) = 1 [pid 16270] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16274] setpgid(0, 0 [pid 16273] dup(4 [pid 16270] <... futex resumed>) = 0 [pid 16274] <... setpgid resumed>) = 0 [pid 16273] <... dup resumed>) = 5 [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16274] write(3, "1000", 4) = 4 [pid 16274] close(3) = 0 [pid 16274] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16274] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16274] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16275], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16275 [pid 16274] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16274] <... futex resumed>) = 0 [pid 16273] <... futex resumed>) = 1 [pid 16270] <... futex resumed>) = 0 [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16270] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16270] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16275 attached [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16275] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16275] mkdirat(AT_FDCWD, "./file0", 000 [pid 16272] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16275] <... mkdirat resumed>) = 0 [pid 16272] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16275] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16274] <... futex resumed>) = 0 [pid 16275] pipe2( [pid 16274] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16272] <... futex resumed>) = 1 [pid 16271] <... futex resumed>) = 0 [pid 16275] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16274] <... futex resumed>) = 0 [pid 16273] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16272] write(5, NULL, 1840702809 [pid 16271] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16275] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16273] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16272] <... write resumed>) = -1 EFAULT (Bad address) [pid 16271] <... futex resumed>) = 0 [pid 16275] <... futex resumed>) = 0 [pid 16274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16273] <... futex resumed>) = 1 [pid 16272] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16271] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16270] <... futex resumed>) = 0 [pid 16275] dup(4 [pid 16274] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16272] <... futex resumed>) = 0 [pid 16271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16270] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16275] <... dup resumed>) = 5 [pid 16274] <... futex resumed>) = 0 [pid 16273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16272] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16271] exit_group(0 [pid 16270] <... futex resumed>) = 0 [pid 16275] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16273] write(5, NULL, 1840702809 [pid 16272] <... futex resumed>) = ? [pid 16271] <... exit_group resumed>) = ? [pid 16270] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16275] <... futex resumed>) = 0 [pid 16274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16273] <... write resumed>) = -1 EFAULT (Bad address) [pid 16272] +++ exited with 0 +++ [pid 16275] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16274] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16273] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16271] +++ exited with 0 +++ [pid 16275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16274] <... futex resumed>) = 0 [pid 16273] <... futex resumed>) = 1 [pid 16270] <... futex resumed>) = 0 [pid 16275] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16273] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16270] exit_group(0 [pid 16273] <... futex resumed>) = ? [pid 16270] <... exit_group resumed>) = ? [pid 16273] +++ exited with 0 +++ [pid 16270] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16271, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16270, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1616", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... restart_syscall resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1616", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] umount2("./1696", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1616/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1616/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1616/binderfs") = 0 [pid 3615] umount2("./1616/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1616/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1616/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1616/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] openat(AT_FDCWD, "./1696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] getdents64(4, [pid 3618] <... openat resumed>) = 3 [pid 16275] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16275] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 3615] close(4 [pid 16275] <... futex resumed>) = 1 [pid 16274] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 16275] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16274] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3615] rmdir("./1616/file0" [pid 16275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16274] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16275] write(5, NULL, 1840702809 [pid 16274] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1696/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 16275] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 16275] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1696/binderfs", [pid 16275] <... futex resumed>) = 1 [pid 16274] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16275] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16274] exit_group(0 [pid 3618] unlink("./1696/binderfs" [pid 16275] <... futex resumed>) = ? [pid 16274] <... exit_group resumed>) = ? [pid 3618] <... unlink resumed>) = 0 [pid 3615] close(3 [pid 16275] +++ exited with 0 +++ [pid 3618] umount2("./1696/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1696/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1696/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1696/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16274] +++ exited with 0 +++ [pid 3618] <... openat resumed>) = 4 [pid 3615] <... close resumed>) = 0 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3615] rmdir("./1616" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16274, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1696/file0" [pid 3616] umount2("./1650", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] mkdir("./1617", 0777 [pid 3618] getdents64(3, [pid 3616] openat(AT_FDCWD, "./1650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] close(3 [pid 3616] <... openat resumed>) = 3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... close resumed>) = 0 [pid 3616] fstat(3, [pid 3618] rmdir("./1696"./strace-static-x86_64: Process 16276 attached [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16276] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16276 [pid 16276] <... set_robust_list resumed>) = 0 [pid 3618] mkdir("./1697", 0777) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16276] chdir("./1617" [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] umount2("./1650/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16276] <... chdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16277 attached [pid 16276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16277 [pid 3616] lstat("./1650/binderfs", [pid 16276] <... prctl resumed>) = 0 [pid 16277] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16277] <... set_robust_list resumed>) = 0 [pid 16276] setpgid(0, 0 [pid 3616] unlink("./1650/binderfs" [pid 16277] chdir("./1697" [pid 16276] <... setpgid resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16277] <... chdir resumed>) = 0 [pid 16276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] umount2("./1650/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16276] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16277] <... prctl resumed>) = 0 [pid 16276] write(3, "1000", 4 [pid 3616] lstat("./1650/file0", [pid 16277] setpgid(0, 0 [pid 16276] <... write resumed>) = 4 [pid 16277] <... setpgid resumed>) = 0 [pid 16277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16276] close(3 [pid 3616] umount2("./1650/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16276] <... close resumed>) = 0 [pid 16276] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16277] <... openat resumed>) = 3 [pid 16276] <... symlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1650/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16277] write(3, "1000", 4 [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16277] <... write resumed>) = 4 [pid 16276] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 16277] close(3 [pid 16276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16277] <... close resumed>) = 0 [pid 16276] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(4, [pid 16277] symlink("/dev/binderfs", "./binderfs" [pid 16276] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16277] <... symlink resumed>) = 0 [pid 16276] <... mprotect resumed>) = 0 [pid 3616] getdents64(4, [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16276] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16278 attached [pid 16277] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16276] <... clone resumed>, parent_tid=[16278], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16278 [pid 3616] <... close resumed>) = 0 [pid 16277] <... mmap resumed>) = 0x7f1ab2532000 [pid 16276] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1650/file0" [pid 16278] set_robust_list(0x7f1ab25529e0, 24 [pid 16277] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16276] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16277] <... mprotect resumed>) = 0 [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 16277] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16278] <... set_robust_list resumed>) = 0 [pid 3616] close(3 [pid 16277] <... clone resumed>, parent_tid=[16279], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16279 [pid 3616] <... close resumed>) = 0 [pid 16277] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1650" [pid 16278] mkdirat(AT_FDCWD, "./file0", 000 [pid 16277] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] mkdir("./1651", 0777 [pid 16278] <... mkdirat resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16278] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16280 attached [pid 16278] <... futex resumed>) = 1 [pid 16276] <... futex resumed>) = 0 [pid 16278] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16276] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16280 ./strace-static-x86_64: Process 16279 attached [pid 16278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16276] <... futex resumed>) = 0 [pid 16279] set_robust_list(0x7f1ab25529e0, 24 [pid 16278] pipe2( [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16279] <... set_robust_list resumed>) = 0 [pid 16278] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16279] mkdirat(AT_FDCWD, "./file0", 000 [pid 16280] set_robust_list(0x5555560b95e0, 24 [pid 16278] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16280] <... set_robust_list resumed>) = 0 [pid 16279] <... mkdirat resumed>) = 0 [pid 16278] <... futex resumed>) = 1 [pid 16276] <... futex resumed>) = 0 [pid 16279] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16278] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16276] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16279] <... futex resumed>) = 1 [pid 16278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16277] <... futex resumed>) = 0 [pid 16276] <... futex resumed>) = 0 [pid 16280] chdir("./1651" [pid 16279] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16278] dup(4 [pid 16277] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16280] <... chdir resumed>) = 0 [pid 16279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16278] <... dup resumed>) = 5 [pid 16277] <... futex resumed>) = 0 [pid 16280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16279] pipe2( [pid 16278] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16280] <... prctl resumed>) = 0 [pid 16279] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16278] <... futex resumed>) = 1 [pid 16276] <... futex resumed>) = 0 [pid 16280] setpgid(0, 0 [pid 16279] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16278] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16276] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16280] <... setpgid resumed>) = 0 [pid 16279] <... futex resumed>) = 1 [pid 16278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16277] <... futex resumed>) = 0 [pid 16276] <... futex resumed>) = 0 [pid 16280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16279] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16278] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16277] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16280] <... openat resumed>) = 3 [pid 16279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16279] dup(4 [pid 16277] <... futex resumed>) = 0 [pid 16279] <... dup resumed>) = 5 [pid 16279] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16279] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16280] write(3, "1000", 4) = 4 [pid 16280] close(3) = 0 [pid 16280] symlink("/dev/binderfs", "./binderfs" [pid 16277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16280] <... symlink resumed>) = 0 [pid 16277] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16279] <... futex resumed>) = 0 [pid 16277] <... futex resumed>) = 1 [pid 16280] <... futex resumed>) = 0 [pid 16280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16279] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16280] <... mmap resumed>) = 0x7f1ab2532000 [pid 16280] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16280] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16281], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16281 [pid 16280] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16281 attached [pid 16278] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16278] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16276] <... futex resumed>) = 0 [pid 16281] set_robust_list(0x7f1ab25529e0, 24 [pid 16279] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16278] write(5, NULL, 1840702809 [pid 16276] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16279] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16278] <... write resumed>) = -1 EFAULT (Bad address) [pid 16276] <... futex resumed>) = 0 [pid 16279] <... futex resumed>) = 1 [pid 16278] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16277] <... futex resumed>) = 0 [pid 16276] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16279] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16278] <... futex resumed>) = 0 [pid 16277] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16281] <... set_robust_list resumed>) = 0 [pid 16279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16278] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16277] <... futex resumed>) = 0 [pid 16276] exit_group(0 [pid 16281] mkdirat(AT_FDCWD, "./file0", 000 [pid 16279] write(5, NULL, 1840702809 [pid 16278] <... futex resumed>) = ? [pid 16277] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16276] <... exit_group resumed>) = ? [pid 16281] <... mkdirat resumed>) = 0 [pid 16279] <... write resumed>) = -1 EFAULT (Bad address) [pid 16278] +++ exited with 0 +++ [pid 16276] +++ exited with 0 +++ [pid 16281] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16279] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16276, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16281] <... futex resumed>) = 1 [pid 16280] <... futex resumed>) = 0 [pid 16279] <... futex resumed>) = 1 [pid 16277] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16281] pipe2( [pid 16280] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16279] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16277] exit_group(0 [pid 16281] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16280] <... futex resumed>) = 0 [pid 16279] <... futex resumed>) = ? [pid 16277] <... exit_group resumed>) = ? [pid 3615] <... restart_syscall resumed>) = 0 [pid 16281] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16279] +++ exited with 0 +++ [pid 16281] <... futex resumed>) = 0 [pid 16280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16277] +++ exited with 0 +++ [pid 16281] dup(4 [pid 16280] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16277, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./1617", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16281] <... dup resumed>) = 5 [pid 16280] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16281] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16281] <... futex resumed>) = 0 [pid 3618] umount2("./1697", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] openat(AT_FDCWD, "./1617", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16281] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16280] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... openat resumed>) = 3 [pid 16281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16280] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(3, [pid 16281] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(3, [pid 3618] umount2("./1697/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] lstat("./1697/binderfs", [pid 3615] umount2("./1617/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1697/binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... unlink resumed>) = 0 [pid 3615] lstat("./1617/binderfs", [pid 3618] umount2("./1697/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] lstat("./1697/file0", [pid 3615] unlink("./1617/binderfs" [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1697/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1697/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, [pid 3615] umount2("./1617/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] lstat("./1617/file0", [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] close(4) = 0 [pid 3615] umount2("./1617/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] rmdir("./1697/file0") = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(3, [pid 3615] openat(AT_FDCWD, "./1617/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16281] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16281] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 3615] fstat(4, [pid 16281] <... futex resumed>) = 1 [pid 16280] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16281] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16280] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1697" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16280] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] getdents64(4, [pid 16281] write(5, NULL, 1840702809 [pid 16280] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1698", 0777 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16281] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] getdents64(4, [pid 16281] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16281] <... futex resumed>) = 1 [pid 16280] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] close(4 [pid 16281] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16280] exit_group(0 [pid 3615] <... close resumed>) = 0 [pid 16281] <... futex resumed>) = ? [pid 16280] <... exit_group resumed>) = ? [pid 3615] rmdir("./1617/file0" [pid 16281] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16282 [pid 16280] +++ exited with 0 +++ ./strace-static-x86_64: Process 16282 attached [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16280, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16282] set_robust_list(0x5555560b95e0, 24 [pid 3616] umount2("./1651", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16282] <... set_robust_list resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(3 [pid 3616] openat(AT_FDCWD, "./1651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] rmdir("./1617" [pid 16282] chdir("./1698" [pid 3616] fstat(3, [pid 3615] <... rmdir resumed>) = 0 [pid 16282] <... chdir resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] mkdir("./1618", 0777 [pid 16282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] getdents64(3, [pid 3615] <... mkdir resumed>) = 0 [pid 16282] <... prctl resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16282] setpgid(0, 0 [pid 3616] umount2("./1651/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16283 attached ) = -1 EINVAL (Invalid argument) [pid 16283] set_robust_list(0x5555560b95e0, 24 [pid 16282] <... setpgid resumed>) = 0 [pid 3616] lstat("./1651/binderfs", [pid 16283] <... set_robust_list resumed>) = 0 [pid 16282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16283 [pid 16282] <... openat resumed>) = 3 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1651/binderfs" [pid 16282] write(3, "1000", 4) = 4 [pid 3616] <... unlink resumed>) = 0 [pid 16283] chdir("./1618" [pid 16282] close(3 [pid 3616] umount2("./1651/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16282] <... close resumed>) = 0 [pid 16283] <... chdir resumed>) = 0 [pid 16282] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16282] <... symlink resumed>) = 0 [pid 3616] lstat("./1651/file0", [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16283] <... prctl resumed>) = 0 [pid 16282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1651/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16282] <... mmap resumed>) = 0x7f1ab2532000 [pid 16283] setpgid(0, 0 [pid 16282] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16283] <... setpgid resumed>) = 0 [pid 16282] <... mprotect resumed>) = 0 [pid 16282] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] openat(AT_FDCWD, "./1651/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16282] <... clone resumed>, parent_tid=[16284], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16284 [pid 16282] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16282] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 16283] <... openat resumed>) = 3 [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16283] write(3, "1000", 4) = 4 [pid 3616] getdents64(4, [pid 16283] close(3./strace-static-x86_64: Process 16284 attached [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16283] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 16283] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16284] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] close(4 [pid 16283] <... symlink resumed>) = 0 [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16283] <... futex resumed>) = 0 [pid 3616] rmdir("./1651/file0" [pid 16283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16284] <... set_robust_list resumed>) = 0 [pid 16284] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 16283] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(3, [pid 16283] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16283] <... mprotect resumed>) = 0 [pid 3616] close(3 [pid 16283] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... close resumed>) = 0 [pid 16284] <... mkdirat resumed>) = 0 [pid 3616] rmdir("./1651" [pid 16283] <... clone resumed>, parent_tid=[16285], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16285 [pid 16284] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16283] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1652", 0777 [pid 16283] <... futex resumed>) = 0 [pid 16284] <... futex resumed>) = 1 [pid 16282] <... futex resumed>) = 0 [pid 16284] pipe2( [pid 16282] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16284] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16282] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16284] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16284] <... futex resumed>) = 0 [pid 16282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16284] dup(4 [pid 16282] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16284] <... dup resumed>) = 5 [pid 16282] <... futex resumed>) = 0 [pid 16284] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16284] <... futex resumed>) = 0 [pid 16282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16284] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16282] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16286 [pid 16284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16282] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16285 attached [pid 16284] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16286 attached [pid 16285] set_robust_list(0x7f1ab25529e0, 24 [pid 16286] set_robust_list(0x5555560b95e0, 24 [pid 16285] <... set_robust_list resumed>) = 0 [pid 16286] <... set_robust_list resumed>) = 0 [pid 16285] mkdirat(AT_FDCWD, "./file0", 000 [pid 16286] chdir("./1652" [pid 16285] <... mkdirat resumed>) = 0 [pid 16286] <... chdir resumed>) = 0 [pid 16285] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16285] <... futex resumed>) = 1 [pid 16283] <... futex resumed>) = 0 [pid 16286] <... prctl resumed>) = 0 [pid 16285] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16283] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] setpgid(0, 0 [pid 16285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16283] <... futex resumed>) = 0 [pid 16286] <... setpgid resumed>) = 0 [pid 16285] pipe2( [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16285] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16286] <... openat resumed>) = 3 [pid 16285] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] write(3, "1000", 4 [pid 16285] <... futex resumed>) = 1 [pid 16283] <... futex resumed>) = 0 [pid 16286] <... write resumed>) = 4 [pid 16285] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16283] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] close(3 [pid 16285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16283] <... futex resumed>) = 0 [pid 16286] <... close resumed>) = 0 [pid 16285] dup(4 [pid 16286] symlink("/dev/binderfs", "./binderfs" [pid 16285] <... dup resumed>) = 5 [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16285] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] <... symlink resumed>) = 0 [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] <... futex resumed>) = 1 [pid 16283] <... futex resumed>) = 0 [pid 16286] <... futex resumed>) = 0 [pid 16285] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16283] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16283] <... futex resumed>) = 0 [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16285] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16286] <... mmap resumed>) = 0x7f1ab2532000 [pid 16286] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16286] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16284] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16284] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16282] <... futex resumed>) = 0 [pid 16284] write(5, NULL, 1840702809 [pid 16282] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16284] <... write resumed>) = -1 EFAULT (Bad address) [pid 16282] <... futex resumed>) = 0 [pid 16284] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16282] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16284] <... futex resumed>) = 0 [pid 16282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16284] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16282] exit_group(0 [pid 16284] <... futex resumed>) = ? [pid 16282] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16287 attached [pid 16284] +++ exited with 0 +++ [pid 16282] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16282, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16286] <... clone resumed>, parent_tid=[16287], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16287 [pid 3618] umount2("./1698", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16287] set_robust_list(0x7f1ab25529e0, 24 [pid 16286] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... openat resumed>) = 3 [pid 16287] <... set_robust_list resumed>) = 0 [pid 16286] <... futex resumed>) = 0 [pid 16285] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16287] mkdirat(AT_FDCWD, "./file0", 000 [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16285] <... futex resumed>) = 1 [pid 16283] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16287] <... mkdirat resumed>) = 0 [pid 16285] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16283] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16287] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16283] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16287] <... futex resumed>) = 1 [pid 16286] <... futex resumed>) = 0 [pid 16285] write(5, NULL, 1840702809 [pid 16283] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1698/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16287] pipe2( [pid 16286] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16286] <... futex resumed>) = 0 [pid 16285] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1698/binderfs", [pid 16287] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16285] <... futex resumed>) = 1 [pid 16283] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16287] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16283] exit_group(0 [pid 3618] unlink("./1698/binderfs" [pid 16287] <... futex resumed>) = 1 [pid 16286] <... futex resumed>) = 0 [pid 16285] <... futex resumed>) = ? [pid 16283] <... exit_group resumed>) = ? [pid 3618] <... unlink resumed>) = 0 [pid 16286] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16285] +++ exited with 0 +++ [pid 3618] umount2("./1698/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1698/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1698/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1698/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16287] dup(4 [pid 16286] <... futex resumed>) = 0 [pid 16283] +++ exited with 0 +++ [pid 3618] <... openat resumed>) = 4 [pid 16287] <... dup resumed>) = 5 [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(4, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16283, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16287] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16287] <... futex resumed>) = 1 [pid 16286] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16286] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16287] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16286] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1698/file0") = 0 [pid 3618] getdents64(3, [pid 3615] umount2("./1618", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1698" [pid 3615] openat(AT_FDCWD, "./1618", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1699", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16288 [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, ./strace-static-x86_64: Process 16288 attached {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 16288] set_robust_list(0x5555560b95e0, 24 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1618/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1618/binderfs", [pid 16288] <... set_robust_list resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1618/binderfs") = 0 [pid 16288] chdir("./1699" [pid 3615] umount2("./1618/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16288] <... chdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] lstat("./1618/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1618/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16288] <... prctl resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1618/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16288] setpgid(0, 0) = 0 [pid 16288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16288] write(3, "1000", 4) = 4 [pid 16288] close(3 [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 16288] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16288] symlink("/dev/binderfs", "./binderfs" [pid 3615] getdents64(4, [pid 16288] <... symlink resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16288] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16288] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16289], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16289 [pid 16288] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(4, ./strace-static-x86_64: Process 16289 attached 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16289] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16289] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1618/file0") = 0 [pid 16289] <... mkdirat resumed>) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1618" [pid 16289] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16288] <... futex resumed>) = 0 [pid 16288] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16289] <... futex resumed>) = 1 [pid 3615] mkdir("./1619", 0777 [pid 16289] pipe2([3, 4], 0) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16289] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16288] <... futex resumed>) = 0 [pid 16288] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16289] <... futex resumed>) = 1 [pid 16289] dup(4) = 5 [pid 16289] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16288] <... futex resumed>) = 0 [pid 16289] <... futex resumed>) = 1 [pid 16288] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16289] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16288] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16290 [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16287] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16290 attached [pid 16287] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] <... futex resumed>) = 0 [pid 16287] <... futex resumed>) = 1 [pid 16286] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16287] write(5, NULL, 1840702809 [pid 16286] <... futex resumed>) = 0 [pid 16290] set_robust_list(0x5555560b95e0, 24 [pid 16287] <... write resumed>) = -1 EFAULT (Bad address) [pid 16286] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16290] <... set_robust_list resumed>) = 0 [pid 16287] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16286] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16290] chdir("./1619" [pid 16287] <... futex resumed>) = 0 [pid 16286] exit_group(0 [pid 16290] <... chdir resumed>) = 0 [pid 16286] <... exit_group resumed>) = ? [pid 16290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16287] +++ exited with 0 +++ [pid 16286] +++ exited with 0 +++ [pid 16290] <... prctl resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16286, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16290] setpgid(0, 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16290] <... setpgid resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16290] write(3, "1000", 4 [pid 3616] umount2("./1652", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16290] <... write resumed>) = 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16290] close(3 [pid 3616] openat(AT_FDCWD, "./1652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16290] <... close resumed>) = 0 [pid 16289] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... openat resumed>) = 3 [pid 16290] symlink("/dev/binderfs", "./binderfs" [pid 16289] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16290] <... symlink resumed>) = 0 [pid 16289] <... futex resumed>) = 1 [pid 16288] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16289] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16288] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16290] <... futex resumed>) = 0 [pid 16289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16288] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16289] write(5, NULL, 1840702809 [pid 16288] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16290] <... mmap resumed>) = 0x7f1ab2532000 [pid 16289] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16290] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16289] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1652/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16290] <... mprotect resumed>) = 0 [pid 16289] <... futex resumed>) = 1 [pid 16288] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16290] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16289] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16288] exit_group(0 [pid 3616] lstat("./1652/binderfs", ./strace-static-x86_64: Process 16291 attached [pid 16289] <... futex resumed>) = ? [pid 16288] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16290] <... clone resumed>, parent_tid=[16291], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16291 [pid 16289] +++ exited with 0 +++ [pid 3616] unlink("./1652/binderfs" [pid 16290] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16288] +++ exited with 0 +++ [pid 3616] <... unlink resumed>) = 0 [pid 16290] <... futex resumed>) = 0 [pid 3616] umount2("./1652/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16291] set_robust_list(0x7f1ab25529e0, 24 [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16288, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] lstat("./1652/file0", [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1652/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1699", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] openat(AT_FDCWD, "./1652/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16291] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 3618] openat(AT_FDCWD, "./1699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(4, [pid 3618] <... openat resumed>) = 3 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] fstat(3, [pid 3616] getdents64(4, [pid 16291] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(3, [pid 3616] getdents64(4, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] umount2("./1699/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(4 [pid 16291] <... mkdirat resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 16291] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1699/binderfs", [pid 3616] rmdir("./1652/file0" [pid 16291] <... futex resumed>) = 1 [pid 16290] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16291] pipe2( [pid 16290] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1699/binderfs" [pid 3616] getdents64(3, [pid 16291] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16290] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3616] close(3 [pid 16291] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1699/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 16291] <... futex resumed>) = 1 [pid 16290] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1652" [pid 16291] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16290] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1699/file0", [pid 3616] <... rmdir resumed>) = 0 [pid 16291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16290] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] mkdir("./1653", 0777 [pid 16291] dup(4 [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1699/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... mkdir resumed>) = 0 [pid 16291] <... dup resumed>) = 5 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16292 attached [pid 16291] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1699/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16291] <... futex resumed>) = 1 [pid 16290] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16292 [pid 16291] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16290] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16291] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16290] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16291] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16292] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(4, [pid 16292] <... set_robust_list resumed>) = 0 [pid 16292] chdir("./1653" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16292] <... chdir resumed>) = 0 [pid 16292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16292] setpgid(0, 0) = 0 [pid 16292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] getdents64(4, [pid 16292] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16292] write(3, "1000", 4 [pid 3618] close(4 [pid 16292] <... write resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 16292] close(3 [pid 3618] rmdir("./1699/file0" [pid 16292] <... close resumed>) = 0 [pid 16292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16292] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] getdents64(3, [pid 16292] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16292] <... mprotect resumed>) = 0 [pid 16292] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16293], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16293 [pid 16292] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16293 attached [pid 3618] close(3) = 0 [pid 16293] set_robust_list(0x7f1ab25529e0, 24 [pid 16291] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] rmdir("./1699" [pid 16293] <... set_robust_list resumed>) = 0 [pid 16291] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16293] mkdirat(AT_FDCWD, "./file0", 000 [pid 16291] <... futex resumed>) = 1 [pid 16290] <... futex resumed>) = 0 [pid 3618] mkdir("./1700", 0777 [pid 16293] <... mkdirat resumed>) = 0 [pid 16291] write(5, NULL, 1840702809 [pid 16290] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16293] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16291] <... write resumed>) = -1 EFAULT (Bad address) [pid 16290] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16293] <... futex resumed>) = 1 [pid 16291] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16290] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16293] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16291] <... futex resumed>) = 0 [pid 16290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16294 attached [pid 16292] <... futex resumed>) = 0 [pid 16291] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16290] exit_group(0 [pid 16294] set_robust_list(0x5555560b95e0, 24 [pid 16293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16292] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16291] <... futex resumed>) = ? [pid 16290] <... exit_group resumed>) = ? [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16294 [pid 16294] <... set_robust_list resumed>) = 0 [pid 16292] <... futex resumed>) = 0 [pid 16294] chdir("./1700" [pid 16293] pipe2( [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16291] +++ exited with 0 +++ [pid 16290] +++ exited with 0 +++ [pid 16294] <... chdir resumed>) = 0 [pid 16293] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16293] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16290, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16293] <... futex resumed>) = 1 [pid 16292] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16294] <... prctl resumed>) = 0 [pid 16293] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16292] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16294] setpgid(0, 0 [pid 16293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16292] <... futex resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16294] <... setpgid resumed>) = 0 [pid 16293] dup(4 [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16293] <... dup resumed>) = 5 [pid 16293] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16293] <... futex resumed>) = 1 [pid 16292] <... futex resumed>) = 0 [pid 3615] umount2("./1619", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16293] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16292] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16294] <... openat resumed>) = 3 [pid 16293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16292] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16294] write(3, "1000", 4 [pid 16293] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./1619", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16294] <... write resumed>) = 4 [pid 3615] <... openat resumed>) = 3 [pid 16294] close(3 [pid 3615] fstat(3, [pid 16294] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16294] symlink("/dev/binderfs", "./binderfs" [pid 3615] getdents64(3, [pid 16294] <... symlink resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1619/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16294] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16294] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] lstat("./1619/binderfs", [pid 16294] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16294] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] unlink("./1619/binderfs" [pid 16294] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16294] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./1619/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16294] <... clone resumed>, parent_tid=[16295], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16295 [pid 3615] lstat("./1619/file0", [pid 16294] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16294] <... futex resumed>) = 0 [pid 3615] umount2("./1619/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16295 attached [pid 3615] openat(AT_FDCWD, "./1619/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16295] set_robust_list(0x7f1ab25529e0, 24 [pid 16293] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16295] <... set_robust_list resumed>) = 0 [pid 16293] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 4 [pid 16295] mkdirat(AT_FDCWD, "./file0", 000 [pid 16293] <... futex resumed>) = 1 [pid 16292] <... futex resumed>) = 0 [pid 16293] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16292] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16295] <... mkdirat resumed>) = 0 [pid 16293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16292] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16295] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16293] write(5, NULL, 1840702809 [pid 16292] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16295] <... futex resumed>) = 1 [pid 16294] <... futex resumed>) = 0 [pid 16293] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] getdents64(4, [pid 16295] pipe2( [pid 16294] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16293] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16295] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16294] <... futex resumed>) = 0 [pid 16293] <... futex resumed>) = 1 [pid 16292] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16295] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16293] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16292] exit_group(0 [pid 3615] getdents64(4, [pid 16295] <... futex resumed>) = 0 [pid 16294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16293] <... futex resumed>) = ? [pid 16292] <... exit_group resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16295] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16294] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16293] +++ exited with 0 +++ [pid 16292] +++ exited with 0 +++ [pid 3615] close(4 [pid 16295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16294] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16292, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16295] dup(4 [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16295] <... dup resumed>) = 5 [pid 16295] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1619/file0" [pid 16295] <... futex resumed>) = 1 [pid 16294] <... futex resumed>) = 0 [pid 16295] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... rmdir resumed>) = 0 [pid 16294] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16295] <... futex resumed>) = 0 [pid 16294] <... futex resumed>) = 1 [pid 16295] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3616] umount2("./1653", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1619" [pid 3616] openat(AT_FDCWD, "./1653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] mkdir("./1620", 0777 [pid 3616] fstat(3, [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16296 [pid 3616] umount2("./1653/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1653/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1653/binderfs") = 0 [pid 3616] umount2("./1653/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1653/file0", ./strace-static-x86_64: Process 16296 attached {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1653/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16296] set_robust_list(0x5555560b95e0, 24 [pid 16295] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16296] <... set_robust_list resumed>) = 0 [pid 16295] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1653/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16296] chdir("./1620" [pid 16295] <... futex resumed>) = 1 [pid 16294] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16296] <... chdir resumed>) = 0 [pid 16295] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16294] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16294] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16296] <... prctl resumed>) = 0 [pid 16295] write(5, NULL, 1840702809 [pid 16294] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16296] setpgid(0, 0 [pid 16295] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16296] <... setpgid resumed>) = 0 [pid 16295] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, [pid 16296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16295] <... futex resumed>) = 1 [pid 16294] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16296] <... openat resumed>) = 3 [pid 16295] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16294] exit_group(0 [pid 3616] close(4 [pid 16296] write(3, "1000", 4 [pid 16295] <... futex resumed>) = ? [pid 16294] <... exit_group resumed>) = ? [pid 16296] <... write resumed>) = 4 [pid 16295] +++ exited with 0 +++ [pid 3616] <... close resumed>) = 0 [pid 16296] close(3) = 0 [pid 16296] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16296] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16294] +++ exited with 0 +++ [pid 16296] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] rmdir("./1653/file0" [pid 16296] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16294, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16296] <... mprotect resumed>) = 0 [pid 16296] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... rmdir resumed>) = 0 [pid 3618] umount2("./1700", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16296] <... clone resumed>, parent_tid=[16297], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16297 [pid 3616] getdents64(3, [pid 16296] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16296] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] openat(AT_FDCWD, "./1700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] close(3 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... close resumed>) = 0 [pid 3618] fstat(3, [pid 3616] rmdir("./1653" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16297 attached [pid 16297] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16297] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] mkdir("./1654", 0777 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16297] <... mkdirat resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] umount2("./1700/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16297] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16296] <... futex resumed>) = 0 [pid 16296] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16297] <... futex resumed>) = 1 [pid 3618] lstat("./1700/binderfs", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16298 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1700/binderfs" [pid 16297] pipe2([3, 4], 0) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1700/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16297] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16296] <... futex resumed>) = 0 [pid 3618] lstat("./1700/file0", [pid 16296] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16297] <... futex resumed>) = 1 [pid 16296] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16297] dup(4 [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1700/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16297] <... dup resumed>) = 5 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1700/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16297] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, [pid 16297] <... futex resumed>) = 1 [pid 16296] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16297] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16296] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16298 attached ) = 0 [pid 3618] getdents64(4, [pid 16298] set_robust_list(0x5555560b95e0, 24 [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16298] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(4, [pid 16298] chdir("./1654" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16298] <... chdir resumed>) = 0 [pid 3618] close(4 [pid 16298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... close resumed>) = 0 [pid 16298] <... prctl resumed>) = 0 [pid 3618] rmdir("./1700/file0" [pid 16298] setpgid(0, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16298] <... setpgid resumed>) = 0 [pid 3618] getdents64(3, [pid 16298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16298] <... openat resumed>) = 3 [pid 3618] close(3 [pid 16298] write(3, "1000", 4 [pid 3618] <... close resumed>) = 0 [pid 16298] <... write resumed>) = 4 [pid 3618] rmdir("./1700" [pid 16298] close(3 [pid 3618] <... rmdir resumed>) = 0 [pid 16298] <... close resumed>) = 0 [pid 3618] mkdir("./1701", 0777 [pid 16298] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... mkdir resumed>) = 0 [pid 16298] <... symlink resumed>) = 0 [pid 16297] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16297] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16296] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16299 attached [pid 16298] <... futex resumed>) = 0 [pid 16297] write(5, NULL, 1840702809 [pid 16296] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16299] set_robust_list(0x5555560b95e0, 24 [pid 16298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16297] <... write resumed>) = -1 EFAULT (Bad address) [pid 16296] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16299 [pid 16299] <... set_robust_list resumed>) = 0 [pid 16298] <... mmap resumed>) = 0x7f1ab2532000 [pid 16297] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16296] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16298] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16297] <... futex resumed>) = 0 [pid 16296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16299] chdir("./1701" [pid 16298] <... mprotect resumed>) = 0 [pid 16297] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16296] exit_group(0 [pid 16299] <... chdir resumed>) = 0 [pid 16298] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16297] <... futex resumed>) = ? [pid 16296] <... exit_group resumed>) = ? [pid 16299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16297] +++ exited with 0 +++ ./strace-static-x86_64: Process 16300 attached [pid 16299] <... prctl resumed>) = 0 [pid 16298] <... clone resumed>, parent_tid=[16300], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16300 [pid 16296] +++ exited with 0 +++ [pid 16300] set_robust_list(0x7f1ab25529e0, 24 [pid 16298] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16296, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16299] setpgid(0, 0 [pid 3615] umount2("./1620", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16300] <... set_robust_list resumed>) = 0 [pid 16299] <... setpgid resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16300] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] openat(AT_FDCWD, "./1620", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16300] <... mkdirat resumed>) = 0 [pid 16299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 16300] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16300] <... futex resumed>) = 1 [pid 16299] <... openat resumed>) = 3 [pid 16298] <... futex resumed>) = 0 [pid 16300] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] write(3, "1000", 4 [pid 16298] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16299] <... write resumed>) = 4 [pid 16298] <... futex resumed>) = 0 [pid 16300] pipe2( [pid 16299] close(3 [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16300] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16299] <... close resumed>) = 0 [pid 3615] umount2("./1620/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16300] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16299] symlink("/dev/binderfs", "./binderfs" [pid 16300] <... futex resumed>) = 1 [pid 16298] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16300] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16298] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1620/binderfs", [pid 16300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16299] <... symlink resumed>) = 0 [pid 16298] <... futex resumed>) = 0 [pid 16300] dup(4 [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16300] <... dup resumed>) = 5 [pid 16299] <... futex resumed>) = 0 [pid 3615] unlink("./1620/binderfs" [pid 16300] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16300] <... futex resumed>) = 1 [pid 3615] <... unlink resumed>) = 0 [pid 16300] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] <... mmap resumed>) = 0x7f1ab2532000 [pid 16298] <... futex resumed>) = 0 [pid 3615] umount2("./1620/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16298] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16300] <... futex resumed>) = 0 [pid 16299] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16298] <... futex resumed>) = 1 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16300] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16299] <... mprotect resumed>) = 0 [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./1620/file0", [pid 16299] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1620/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16299] <... clone resumed>, parent_tid=[16301], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16301 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16299] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1620/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16299] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 ./strace-static-x86_64: Process 16301 attached [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, [pid 16301] set_robust_list(0x7f1ab25529e0, 24 [pid 16300] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16301] <... set_robust_list resumed>) = 0 [pid 16300] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16301] mkdirat(AT_FDCWD, "./file0", 000 [pid 16300] <... futex resumed>) = 1 [pid 16298] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16301] <... mkdirat resumed>) = 0 [pid 16300] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16298] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1620/file0" [pid 16301] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16298] <... futex resumed>) = 0 [pid 16301] <... futex resumed>) = 1 [pid 16300] write(5, NULL, 1840702809 [pid 16301] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16300] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... rmdir resumed>) = 0 [pid 16300] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16299] <... futex resumed>) = 0 [pid 16298] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 16300] <... futex resumed>) = 0 [pid 16299] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16301] <... futex resumed>) = 0 [pid 16300] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] <... futex resumed>) = 1 [pid 16298] exit_group(0 [pid 3615] close(3 [pid 16301] pipe2( [pid 16300] <... futex resumed>) = ? [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16298] <... exit_group resumed>) = ? [pid 16301] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16300] +++ exited with 0 +++ [pid 3615] <... close resumed>) = 0 [pid 16301] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16301] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] <... futex resumed>) = 0 [pid 16298] +++ exited with 0 +++ [pid 3615] rmdir("./1620" [pid 16299] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16298, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 16301] <... futex resumed>) = 0 [pid 16299] <... futex resumed>) = 1 [pid 3615] <... rmdir resumed>) = 0 [pid 16301] dup(4 [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] mkdir("./1621", 0777 [pid 16301] <... dup resumed>) = 5 [pid 16301] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1654", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16301] <... futex resumed>) = 1 [pid 16299] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... mkdir resumed>) = 0 [pid 16301] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16299] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16301] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3616] fstat(3, ./strace-static-x86_64: Process 16302 attached [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16302] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16302 [pid 16302] <... set_robust_list resumed>) = 0 [pid 16302] chdir("./1621" [pid 3616] getdents64(3, [pid 16302] <... chdir resumed>) = 0 [pid 16302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16302] <... prctl resumed>) = 0 [pid 3616] umount2("./1654/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16302] setpgid(0, 0) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] lstat("./1654/binderfs", [pid 16302] <... openat resumed>) = 3 [pid 16302] write(3, "1000", 4) = 4 [pid 16302] close(3) = 0 [pid 16302] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16302] <... symlink resumed>) = 0 [pid 3616] unlink("./1654/binderfs" [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16301] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... unlink resumed>) = 0 [pid 16301] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1654/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16302] <... futex resumed>) = 0 [pid 16301] <... futex resumed>) = 1 [pid 16299] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16302] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16301] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1654/file0", [pid 16302] <... mmap resumed>) = 0x7f1ab2532000 [pid 16301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16299] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16302] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16301] write(5, NULL, 1840702809 [pid 16299] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1654/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16302] <... mprotect resumed>) = 0 [pid 16301] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16302] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16301] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1654/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16301] <... futex resumed>) = 1 [pid 16299] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16302] <... clone resumed>, parent_tid=[16303], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16303 [pid 16301] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16299] exit_group(0 [pid 3616] fstat(4, [pid 16302] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16301] <... futex resumed>) = ? [pid 16299] <... exit_group resumed>) = ? [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16302] <... futex resumed>) = 0 [pid 16301] +++ exited with 0 +++ [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 ./strace-static-x86_64: Process 16303 attached [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16299] +++ exited with 0 +++ [pid 3616] rmdir("./1654/file0" [pid 16303] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16299, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16303] <... set_robust_list resumed>) = 0 [pid 16303] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16303] <... mkdirat resumed>) = 0 [pid 3618] umount2("./1701", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] close(3 [pid 3618] openat(AT_FDCWD, "./1701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... close resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] rmdir("./1654" [pid 16303] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16303] <... futex resumed>) = 1 [pid 16302] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16303] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16302] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3616] mkdir("./1655", 0777 [pid 16303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16302] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... mkdir resumed>) = 0 [pid 16303] pipe2( [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1701/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16303] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16304 attached [pid 16303] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1701/binderfs", [pid 16304] set_robust_list(0x5555560b95e0, 24 [pid 16303] <... futex resumed>) = 1 [pid 16302] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16304 [pid 16304] <... set_robust_list resumed>) = 0 [pid 16303] dup(4 [pid 16302] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1701/binderfs" [pid 16303] <... dup resumed>) = 5 [pid 16302] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16304] chdir("./1655" [pid 16303] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1701/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16303] <... futex resumed>) = 0 [pid 16302] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16304] <... chdir resumed>) = 0 [pid 16303] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16302] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1701/file0", [pid 16303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16302] <... futex resumed>) = 0 [pid 16304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16303] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16304] <... prctl resumed>) = 0 [pid 3618] umount2("./1701/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16304] setpgid(0, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16304] <... setpgid resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1701/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... openat resumed>) = 4 [pid 16304] <... openat resumed>) = 3 [pid 3618] fstat(4, [pid 16304] write(3, "1000", 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16304] <... write resumed>) = 4 [pid 3618] getdents64(4, [pid 16304] close(3 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16304] <... close resumed>) = 0 [pid 3618] getdents64(4, [pid 16304] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16304] <... symlink resumed>) = 0 [pid 3618] close(4 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16304] <... futex resumed>) = 0 [pid 3618] rmdir("./1701/file0" [pid 16304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16304] <... mmap resumed>) = 0x7f1ab2532000 [pid 16303] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(3, [pid 16304] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16303] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16304] <... mprotect resumed>) = 0 [pid 16303] <... futex resumed>) = 1 [pid 16302] <... futex resumed>) = 0 [pid 3618] close(3 [pid 16304] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16303] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16302] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16302] <... futex resumed>) = 0 [pid 3618] rmdir("./1701" [pid 16304] <... clone resumed>, parent_tid=[16305], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16305 [pid 16303] write(5, NULL, 1840702809 [pid 16302] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16303] <... write resumed>) = -1 EFAULT (Bad address) [pid 16304] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16303] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16304] <... futex resumed>) = 0 [pid 16303] <... futex resumed>) = 1 [pid 16302] <... futex resumed>) = 0 [pid 3618] mkdir("./1702", 0777 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16303] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16302] exit_group(0 [pid 16303] <... futex resumed>) = ? [pid 16302] <... exit_group resumed>) = ? [pid 3618] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 16305 attached [pid 16303] +++ exited with 0 +++ [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16302] +++ exited with 0 +++ [pid 16305] set_robust_list(0x7f1ab25529e0, 24./strace-static-x86_64: Process 16306 attached ) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16306 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16302, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16306] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16306] chdir("./1702" [pid 16305] mkdirat(AT_FDCWD, "./file0", 000 [pid 16306] <... chdir resumed>) = 0 [pid 16306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16306] setpgid(0, 0 [pid 3615] umount2("./1621", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16306] <... setpgid resumed>) = 0 [pid 16305] <... mkdirat resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] openat(AT_FDCWD, "./1621", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16306] <... openat resumed>) = 3 [pid 16305] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16306] write(3, "1000", 4 [pid 16305] <... futex resumed>) = 1 [pid 16304] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16306] <... write resumed>) = 4 [pid 16305] pipe2( [pid 16304] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16306] close(3 [pid 16304] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16306] <... close resumed>) = 0 [pid 16305] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16306] symlink("/dev/binderfs", "./binderfs" [pid 16305] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./1621/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16306] <... symlink resumed>) = 0 [pid 16305] <... futex resumed>) = 0 [pid 16304] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16305] dup(4 [pid 16304] <... futex resumed>) = 0 [pid 3615] lstat("./1621/binderfs", [pid 16306] <... futex resumed>) = 0 [pid 16305] <... dup resumed>) = 5 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16305] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] unlink("./1621/binderfs" [pid 16306] <... mmap resumed>) = 0x7f1ab2532000 [pid 16305] <... futex resumed>) = 0 [pid 16304] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16306] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16305] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16304] <... futex resumed>) = 0 [pid 3615] umount2("./1621/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16306] <... mprotect resumed>) = 0 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16306] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] lstat("./1621/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16306] <... clone resumed>, parent_tid=[16307], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16307 [pid 3615] umount2("./1621/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16306] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16306] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1621/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1621/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1621") = 0 [pid 3615] mkdir("./1622", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16308 ./strace-static-x86_64: Process 16308 attached [pid 16308] set_robust_list(0x5555560b95e0, 24 [pid 16305] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16305] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16304] <... futex resumed>) = 0 [pid 16305] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16304] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16304] <... futex resumed>) = 0 [pid 16305] write(5, NULL, 1840702809 [pid 16304] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16305] <... write resumed>) = -1 EFAULT (Bad address) [pid 16305] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16304] <... futex resumed>) = 0 [pid 16305] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16304] exit_group(0 [pid 16305] <... futex resumed>) = ? [pid 16304] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16307 attached [pid 16308] <... set_robust_list resumed>) = 0 [pid 16305] +++ exited with 0 +++ [pid 16307] set_robust_list(0x7f1ab25529e0, 24 [pid 16304] +++ exited with 0 +++ [pid 16308] chdir("./1622" [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16304, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16307] <... set_robust_list resumed>) = 0 [pid 16308] <... chdir resumed>) = 0 [pid 16307] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] umount2("./1655", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16307] <... mkdirat resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16308] <... prctl resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16308] setpgid(0, 0 [pid 3616] <... openat resumed>) = 3 [pid 16308] <... setpgid resumed>) = 0 [pid 3616] fstat(3, [pid 16308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16307] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16308] <... openat resumed>) = 3 [pid 16307] <... futex resumed>) = 1 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16308] write(3, "1000", 4 [pid 16306] <... futex resumed>) = 0 [pid 3616] umount2("./1655/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16308] <... write resumed>) = 4 [pid 16306] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16308] close(3 [pid 16306] <... futex resumed>) = 0 [pid 3616] lstat("./1655/binderfs", [pid 16308] <... close resumed>) = 0 [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16308] symlink("/dev/binderfs", "./binderfs" [pid 3616] unlink("./1655/binderfs" [pid 16307] pipe2([3, 4], 0) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16307] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1655/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16308] <... symlink resumed>) = 0 [pid 16307] <... futex resumed>) = 1 [pid 16306] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16307] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16306] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1655/file0", [pid 16308] <... futex resumed>) = 0 [pid 16307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16306] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16307] dup(4 [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1655/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16308] <... mmap resumed>) = 0x7f1ab2532000 [pid 16307] <... dup resumed>) = 5 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16308] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16307] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1655/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16308] <... mprotect resumed>) = 0 [pid 16307] <... futex resumed>) = 1 [pid 16306] <... futex resumed>) = 0 [pid 16308] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16307] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16306] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16306] <... futex resumed>) = 0 [pid 3616] fstat(4, ./strace-static-x86_64: Process 16309 attached [pid 16308] <... clone resumed>, parent_tid=[16309], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16309 [pid 16307] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16308] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16309] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16309] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16308] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 16307] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16307] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1655/file0" [pid 16309] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16307] <... futex resumed>) = 1 [pid 16306] <... futex resumed>) = 0 [pid 16307] write(5, NULL, 1840702809 [pid 16306] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16307] <... write resumed>) = -1 EFAULT (Bad address) [pid 16306] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16307] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16306] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16309] <... futex resumed>) = 1 [pid 16308] <... futex resumed>) = 0 [pid 16307] <... futex resumed>) = 0 [pid 16306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] close(3 [pid 16309] pipe2( [pid 16308] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16307] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16306] exit_group(0 [pid 3616] <... close resumed>) = 0 [pid 16309] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16308] <... futex resumed>) = 0 [pid 16307] <... futex resumed>) = ? [pid 16306] <... exit_group resumed>) = ? [pid 3616] rmdir("./1655" [pid 16309] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16307] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 16308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16306] +++ exited with 0 +++ [pid 3616] mkdir("./1656", 0777 [pid 16309] <... futex resumed>) = 0 [pid 16308] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16306, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... mkdir resumed>) = 0 [pid 16308] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16309] dup(4) = 5 [pid 16309] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16309] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 16310 attached [pid 16308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16310] set_robust_list(0x5555560b95e0, 24 [pid 16308] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16310 [pid 16310] <... set_robust_list resumed>) = 0 [pid 16309] <... futex resumed>) = 0 [pid 16308] <... futex resumed>) = 1 [pid 16309] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16310] chdir("./1656" [pid 3618] umount2("./1702", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16310] <... chdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] openat(AT_FDCWD, "./1702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16310] <... prctl resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16310] setpgid(0, 0 [pid 3618] fstat(3, [pid 16310] <... setpgid resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] getdents64(3, [pid 16310] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16310] write(3, "1000", 4 [pid 3618] umount2("./1702/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16310] <... write resumed>) = 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16310] close(3 [pid 3618] lstat("./1702/binderfs", [pid 16310] <... close resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16310] symlink("/dev/binderfs", "./binderfs" [pid 3618] unlink("./1702/binderfs" [pid 16310] <... symlink resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1702/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16310] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] lstat("./1702/file0", [pid 16310] <... mmap resumed>) = 0x7f1ab2532000 [pid 16309] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16310] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16310] <... mprotect resumed>) = 0 [pid 3618] umount2("./1702/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16309] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16310] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16309] <... futex resumed>) = 1 [pid 16308] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1702/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16308] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16309] write(5, NULL, 1840702809 [pid 3618] <... openat resumed>) = 4 [pid 16308] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16308] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16310] <... clone resumed>, parent_tid=[16311], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16311 [pid 3618] getdents64(4, [pid 16309] <... write resumed>) = -1 EFAULT (Bad address) [pid 16310] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16309] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16310] <... futex resumed>) = 0 [pid 16309] <... futex resumed>) = 1 [pid 16308] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16309] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16308] exit_group(0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16309] <... futex resumed>) = ? [pid 16308] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16311 attached [pid 16309] +++ exited with 0 +++ [pid 3618] close(4 [pid 16311] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... close resumed>) = 0 [pid 16311] <... set_robust_list resumed>) = 0 [pid 16308] +++ exited with 0 +++ [pid 3618] rmdir("./1702/file0") = 0 [pid 16311] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] getdents64(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16308, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16311] <... mkdirat resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16311] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16311] <... futex resumed>) = 1 [pid 16310] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16311] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16310] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1702" [pid 16311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16310] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16311] pipe2( [pid 3618] mkdir("./1703", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] umount2("./1622", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16311] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16312 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16311] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16312 attached ) = 1 [pid 3615] openat(AT_FDCWD, "./1622", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16310] <... futex resumed>) = 0 [pid 16311] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16310] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16312] set_robust_list(0x5555560b95e0, 24 [pid 16311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16310] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16312] <... set_robust_list resumed>) = 0 [pid 16311] dup(4 [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16311] <... dup resumed>) = 5 [pid 16312] chdir("./1703" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16312] <... chdir resumed>) = 0 [pid 16311] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16312] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16311] <... futex resumed>) = 1 [pid 16310] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16312] <... prctl resumed>) = 0 [pid 16311] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16310] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1622/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16312] setpgid(0, 0 [pid 16311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16310] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16312] <... setpgid resumed>) = 0 [pid 16311] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./1622/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1622/binderfs" [pid 16312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... unlink resumed>) = 0 [pid 16312] <... openat resumed>) = 3 [pid 16312] write(3, "1000", 4) = 4 [pid 3615] umount2("./1622/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16312] close(3) = 0 [pid 16312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16312] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16312] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16313], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16313 [pid 16312] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16313 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1622/file0", [pid 16313] set_robust_list(0x7f1ab25529e0, 24 [pid 16311] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16313] <... set_robust_list resumed>) = 0 [pid 16311] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1622/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16313] mkdirat(AT_FDCWD, "./file0", 000 [pid 16311] <... futex resumed>) = 1 [pid 16310] <... futex resumed>) = 0 [pid 16311] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16310] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16313] <... mkdirat resumed>) = 0 [pid 16311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16310] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1622/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16313] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16311] write(5, NULL, 1840702809 [pid 16310] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16313] <... futex resumed>) = 1 [pid 16312] <... futex resumed>) = 0 [pid 16311] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... openat resumed>) = 4 [pid 16313] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16312] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16311] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16312] <... futex resumed>) = 0 [pid 16311] <... futex resumed>) = 1 [pid 16310] <... futex resumed>) = 0 [pid 16313] pipe2( [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16311] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16310] exit_group(0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16313] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16311] <... futex resumed>) = ? [pid 16310] <... exit_group resumed>) = ? [pid 3615] getdents64(4, [pid 16313] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, [pid 16313] <... futex resumed>) = 1 [pid 16312] <... futex resumed>) = 0 [pid 16311] +++ exited with 0 +++ [pid 16310] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16313] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16312] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16310, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] close(4 [pid 16313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16312] <... futex resumed>) = 0 [pid 16313] dup(4 [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3616] umount2("./1656", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1622/file0" [pid 16313] <... dup resumed>) = 5 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16313] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] fstat(3, [pid 3615] getdents64(3, [pid 16313] <... futex resumed>) = 1 [pid 16312] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16312] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16313] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16312] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] close(3 [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1656/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... close resumed>) = 0 [pid 3616] lstat("./1656/binderfs", [pid 3615] rmdir("./1622" [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1656/binderfs") = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] umount2("./1656/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] mkdir("./1623", 0777 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1656/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1656/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] openat(AT_FDCWD, "./1656/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1656/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1656" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16314 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1657", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16315 ./strace-static-x86_64: Process 16314 attached [pid 16314] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16314] chdir("./1623") = 0 [pid 16314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16314] setpgid(0, 0) = 0 [pid 16314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16314] write(3, "1000", 4) = 4 [pid 16314] close(3) = 0 [pid 16314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16314] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16314] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16316], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16316 [pid 16314] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16316 attached [pid 16316] set_robust_list(0x7f1ab25529e0, 24) = 0 ./strace-static-x86_64: Process 16315 attached [pid 16316] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16315] set_robust_list(0x5555560b95e0, 24 [pid 16313] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16313] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] <... set_robust_list resumed>) = 0 [pid 16313] <... futex resumed>) = 1 [pid 16312] <... futex resumed>) = 0 [pid 16312] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16313] write(5, NULL, 1840702809 [pid 16312] <... futex resumed>) = 0 [pid 16316] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16313] <... write resumed>) = -1 EFAULT (Bad address) [pid 16312] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16316] <... futex resumed>) = 1 [pid 16315] chdir("./1657" [pid 16314] <... futex resumed>) = 0 [pid 16313] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16316] pipe2( [pid 16314] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16313] <... futex resumed>) = 0 [pid 16315] <... chdir resumed>) = 0 [pid 16312] exit_group(0 [pid 16316] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16314] <... futex resumed>) = 0 [pid 16312] <... exit_group resumed>) = ? [pid 16316] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] <... prctl resumed>) = 0 [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16313] +++ exited with 0 +++ [pid 16312] +++ exited with 0 +++ [pid 16316] <... futex resumed>) = 0 [pid 16314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16312, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16316] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] setpgid(0, 0 [pid 16314] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16315] <... setpgid resumed>) = 0 [pid 16314] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16316] dup(4 [pid 16315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16316] <... dup resumed>) = 5 [pid 16315] <... openat resumed>) = 3 [pid 16316] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] write(3, "1000", 4 [pid 3618] umount2("./1703", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16316] <... futex resumed>) = 1 [pid 16315] <... write resumed>) = 4 [pid 16314] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16316] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] close(3 [pid 16314] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16315] <... close resumed>) = 0 [pid 16314] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16316] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16315] symlink("/dev/binderfs", "./binderfs" [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 16315] <... symlink resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1703/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16316] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16315] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16316] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] lstat("./1703/binderfs", [pid 16316] <... futex resumed>) = 1 [pid 16315] <... mmap resumed>) = 0x7f1ab2532000 [pid 16314] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16316] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16314] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1703/binderfs" [pid 16316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16315] <... mprotect resumed>) = 0 [pid 16314] <... futex resumed>) = 0 [pid 16316] write(5, NULL, 1840702809 [pid 16315] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16314] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 16316] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1703/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16316] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] <... clone resumed>, parent_tid=[16317], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16317 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16317 attached [pid 16316] <... futex resumed>) = 1 [pid 16315] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16314] <... futex resumed>) = 0 [pid 3618] lstat("./1703/file0", [pid 16316] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] <... futex resumed>) = 0 [pid 16317] set_robust_list(0x7f1ab25529e0, 24 [pid 16314] exit_group(0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16316] <... futex resumed>) = ? [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16314] <... exit_group resumed>) = ? [pid 3618] umount2("./1703/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16317] <... set_robust_list resumed>) = 0 [pid 16316] +++ exited with 0 +++ [pid 16317] mkdirat(AT_FDCWD, "./file0", 000 [pid 16314] +++ exited with 0 +++ [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1703/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3618] getdents64(4, [pid 3615] <... restart_syscall resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16317] <... mkdirat resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] umount2("./1623", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] rmdir("./1703/file0" [pid 16317] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16317] <... futex resumed>) = 1 [pid 16315] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1623", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16317] pipe2( [pid 16315] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3615] <... openat resumed>) = 3 [pid 16317] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16315] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] fstat(3, [pid 16317] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(3 [pid 16317] <... futex resumed>) = 0 [pid 16315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16317] dup(4 [pid 16315] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1703" [pid 3615] getdents64(3, [pid 16317] <... dup resumed>) = 5 [pid 16315] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16317] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1704", 0777 [pid 3615] umount2("./1623/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16317] <... futex resumed>) = 0 [pid 16315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16317] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] lstat("./1623/binderfs", ./strace-static-x86_64: Process 16318 attached [pid 16317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16315] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16318] set_robust_list(0x5555560b95e0, 24 [pid 16317] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16318 [pid 3615] unlink("./1623/binderfs" [pid 16318] <... set_robust_list resumed>) = 0 [pid 16318] chdir("./1704") = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16318] setpgid(0, 0) = 0 [pid 16318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] umount2("./1623/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16318] write(3, "1000", 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16318] <... write resumed>) = 4 [pid 3615] lstat("./1623/file0", [pid 16318] close(3) = 0 [pid 16318] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16318] <... symlink resumed>) = 0 [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16318] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16318] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16319], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16319 [pid 16318] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16319 attached [pid 3615] umount2("./1623/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16319] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16319] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16319] <... mkdirat resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1623/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16319] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16317] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16319] <... futex resumed>) = 1 [pid 16318] <... futex resumed>) = 0 [pid 16317] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 4 [pid 16319] pipe2( [pid 16318] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16317] <... futex resumed>) = 1 [pid 16315] <... futex resumed>) = 0 [pid 16319] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16318] <... futex resumed>) = 0 [pid 16317] write(5, NULL, 1840702809 [pid 16315] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16319] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16317] <... write resumed>) = -1 EFAULT (Bad address) [pid 16315] <... futex resumed>) = 0 [pid 16319] <... futex resumed>) = 0 [pid 16318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16315] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16317] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16319] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16318] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16317] <... futex resumed>) = 0 [pid 16315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16318] <... futex resumed>) = 0 [pid 16317] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16315] exit_group(0 [pid 3615] getdents64(4, [pid 16319] dup(4 [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16317] <... futex resumed>) = ? [pid 16315] <... exit_group resumed>) = ? [pid 16319] <... dup resumed>) = 5 [pid 16317] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16315] +++ exited with 0 +++ [pid 3615] getdents64(4, [pid 16319] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16319] <... futex resumed>) = 1 [pid 16318] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16315, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] close(4 [pid 16319] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16318] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16318] <... futex resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16319] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1623/file0") = 0 [pid 3616] umount2("./1657", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1623" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] mkdir("./1624", 0777 [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] getdents64(3, [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16320 ./strace-static-x86_64: Process 16320 attached [pid 16320] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16320] chdir("./1624") = 0 [pid 16320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1657/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16320] setpgid(0, 0 [pid 16319] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1657/binderfs", [pid 16319] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16320] <... setpgid resumed>) = 0 [pid 16319] <... futex resumed>) = 1 [pid 16318] <... futex resumed>) = 0 [pid 3616] unlink("./1657/binderfs" [pid 16320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16319] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16318] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 16320] <... openat resumed>) = 3 [pid 16319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16318] <... futex resumed>) = 0 [pid 3616] umount2("./1657/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16320] write(3, "1000", 4 [pid 16319] write(5, NULL, 1840702809 [pid 16318] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16320] <... write resumed>) = 4 [pid 16319] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16320] close(3 [pid 16319] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1657/file0", [pid 16320] <... close resumed>) = 0 [pid 16319] <... futex resumed>) = 1 [pid 16318] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16320] symlink("/dev/binderfs", "./binderfs" [pid 16319] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16318] exit_group(0 [pid 3616] umount2("./1657/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16320] <... symlink resumed>) = 0 [pid 16319] <... futex resumed>) = ? [pid 16318] <... exit_group resumed>) = ? [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16319] +++ exited with 0 +++ [pid 3616] openat(AT_FDCWD, "./1657/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16320] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16318] +++ exited with 0 +++ [pid 3616] fstat(4, [pid 16320] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16318, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16320] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16320] <... mprotect resumed>) = 0 [pid 3616] getdents64(4, [pid 16320] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 16320] <... clone resumed>, parent_tid=[16321], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16321 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16320] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16320] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1704", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1657/file0"./strace-static-x86_64: Process 16321 attached [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] close(3 [pid 3618] fstat(3, [pid 3616] <... close resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] rmdir("./1657" [pid 3618] getdents64(3, [pid 3616] <... rmdir resumed>) = 0 [pid 16321] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] mkdir("./1658", 0777 [pid 16321] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1704/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... mkdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16321] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] lstat("./1704/binderfs", ./strace-static-x86_64: Process 16322 attached [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16322 [pid 16322] set_robust_list(0x5555560b95e0, 24 [pid 16321] <... mkdirat resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16321] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16320] <... futex resumed>) = 0 [pid 16321] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16320] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16320] <... futex resumed>) = 0 [pid 3618] unlink("./1704/binderfs" [pid 16321] pipe2( [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16321] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16321] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1704/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16321] <... futex resumed>) = 1 [pid 16320] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16321] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16320] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1704/file0", [pid 16321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16320] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16321] dup(4 [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16321] <... dup resumed>) = 5 [pid 3618] umount2("./1704/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16321] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16321] <... futex resumed>) = 1 [pid 16320] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1704/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16321] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16320] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16320] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16322] <... set_robust_list resumed>) = 0 [pid 16321] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(4, [pid 16322] chdir("./1658" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16322] <... chdir resumed>) = 0 [pid 3618] getdents64(4, [pid 16322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16322] <... prctl resumed>) = 0 [pid 3618] getdents64(4, [pid 16322] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16322] <... setpgid resumed>) = 0 [pid 3618] close(4 [pid 16322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... close resumed>) = 0 [pid 16322] <... openat resumed>) = 3 [pid 16321] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] rmdir("./1704/file0" [pid 16321] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16322] write(3, "1000", 4 [pid 16321] <... futex resumed>) = 1 [pid 16320] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16322] <... write resumed>) = 4 [pid 16321] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16320] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16322] close(3 [pid 16321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16320] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16322] <... close resumed>) = 0 [pid 16321] write(5, NULL, 1840702809 [pid 16320] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(3 [pid 16322] symlink("/dev/binderfs", "./binderfs" [pid 16321] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... close resumed>) = 0 [pid 16321] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1704" [pid 16322] <... symlink resumed>) = 0 [pid 16321] <... futex resumed>) = 1 [pid 16320] <... futex resumed>) = 0 [pid 16321] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16320] exit_group(0 [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16321] <... futex resumed>) = ? [pid 16320] <... exit_group resumed>) = ? [pid 3618] <... rmdir resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 16321] +++ exited with 0 +++ [pid 3618] mkdir("./1705", 0777 [pid 16322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16320] +++ exited with 0 +++ [pid 3618] <... mkdir resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16320, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16322] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16322] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 16323 attached ) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16323 [pid 16322] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16323] set_robust_list(0x5555560b95e0, 24./strace-static-x86_64: Process 16324 attached ) = 0 [pid 16322] <... clone resumed>, parent_tid=[16324], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16324 [pid 16322] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16324] set_robust_list(0x7f1ab25529e0, 24 [pid 16323] chdir("./1705" [pid 16322] <... futex resumed>) = 0 [pid 16324] <... set_robust_list resumed>) = 0 [pid 16323] <... chdir resumed>) = 0 [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1624", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16324] mkdirat(AT_FDCWD, "./file0", 000 [pid 16323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16324] <... mkdirat resumed>) = 0 [pid 16323] <... prctl resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1624", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16324] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16323] setpgid(0, 0 [pid 3615] <... openat resumed>) = 3 [pid 16324] <... futex resumed>) = 1 [pid 16323] <... setpgid resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16324] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16322] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... openat resumed>) = 3 [pid 16322] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16324] pipe2( [pid 16323] write(3, "1000", 4 [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16324] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16323] <... write resumed>) = 4 [pid 3615] umount2("./1624/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16324] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16323] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16324] <... futex resumed>) = 1 [pid 16323] <... close resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 3615] lstat("./1624/binderfs", [pid 16324] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] symlink("/dev/binderfs", "./binderfs" [pid 16322] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... symlink resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 3615] unlink("./1624/binderfs" [pid 16324] dup(4 [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 16324] <... dup resumed>) = 5 [pid 16323] <... futex resumed>) = 0 [pid 3615] umount2("./1624/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16324] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16324] <... futex resumed>) = 1 [pid 16323] <... mmap resumed>) = 0x7f1ab2532000 [pid 16322] <... futex resumed>) = 0 [pid 3615] lstat("./1624/file0", [pid 16324] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16322] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... mprotect resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 3615] umount2("./1624/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16324] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16323] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1624/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16323] <... clone resumed>, parent_tid=[16325], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16325 [pid 3615] <... openat resumed>) = 4 ./strace-static-x86_64: Process 16325 attached [pid 16324] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16323] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16325] set_robust_list(0x7f1ab25529e0, 24 [pid 16324] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16323] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16325] <... set_robust_list resumed>) = 0 [pid 16324] <... futex resumed>) = 1 [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16322] <... futex resumed>) = 0 [pid 3615] getdents64(4, [pid 16324] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16322] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16325] mkdirat(AT_FDCWD, "./file0", 000 [pid 16324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16322] <... futex resumed>) = 0 [pid 3615] getdents64(4, [pid 16324] write(5, NULL, 1840702809 [pid 16322] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16325] <... mkdirat resumed>) = 0 [pid 16324] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] close(4 [pid 16325] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16324] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16325] <... futex resumed>) = 1 [pid 16324] <... futex resumed>) = 1 [pid 16323] <... futex resumed>) = 0 [pid 16322] <... futex resumed>) = 0 [pid 3615] rmdir("./1624/file0" [pid 16325] pipe2( [pid 16324] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16322] exit_group(0 [pid 16325] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16324] <... futex resumed>) = ? [pid 16323] <... futex resumed>) = 0 [pid 16322] <... exit_group resumed>) = ? [pid 3615] <... rmdir resumed>) = 0 [pid 16325] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16324] +++ exited with 0 +++ [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16325] <... futex resumed>) = 0 [pid 16323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16325] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16322] +++ exited with 0 +++ [pid 3615] getdents64(3, [pid 16325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16325] dup(4 [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16322, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] close(3 [pid 16325] <... dup resumed>) = 5 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... close resumed>) = 0 [pid 16325] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] rmdir("./1624" [pid 16325] <... futex resumed>) = 1 [pid 16323] <... futex resumed>) = 0 [pid 16325] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... futex resumed>) = 0 [pid 3615] mkdir("./1625", 0777 [pid 16325] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1658", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16326 [pid 3616] openat(AT_FDCWD, "./1658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16326 attached [pid 16326] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16326] chdir("./1625") = 0 [pid 16326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16326] setpgid(0, 0 [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16326] <... setpgid resumed>) = 0 [pid 16326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1658/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1658/binderfs", [pid 16326] <... openat resumed>) = 3 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16326] write(3, "1000", 4) = 4 [pid 16326] close(3) = 0 [pid 16326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3616] unlink("./1658/binderfs" [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16326] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16326] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16326] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16327], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16327 [pid 16326] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16327 attached [pid 16327] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16327] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16327] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16326] <... futex resumed>) = 0 [pid 16326] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16327] <... futex resumed>) = 1 [pid 16327] pipe2([3, 4], 0) = 0 [pid 16327] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16326] <... futex resumed>) = 0 [pid 16326] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 16326] <... futex resumed>) = 0 [pid 3616] umount2("./1658/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16327] <... futex resumed>) = 1 [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1658/file0", [pid 16327] dup(4 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16327] <... dup resumed>) = 5 [pid 3616] umount2("./1658/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16327] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16327] <... futex resumed>) = 1 [pid 16326] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1658/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16327] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16326] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16325] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... openat resumed>) = 4 [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16325] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16325] <... futex resumed>) = 1 [pid 16323] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16325] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, [pid 16325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16323] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16325] write(5, NULL, 1840702809 [pid 16323] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16325] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16325] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16325] <... futex resumed>) = 1 [pid 16323] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16325] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16323] exit_group(0 [pid 3616] rmdir("./1658/file0" [pid 16325] <... futex resumed>) = ? [pid 16323] <... exit_group resumed>) = ? [pid 3616] <... rmdir resumed>) = 0 [pid 16325] +++ exited with 0 +++ [pid 16323] +++ exited with 0 +++ [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1658") = 0 [pid 3616] mkdir("./1659", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3618] umount2("./1705", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16328 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1705/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1705/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1705/binderfs") = 0 [pid 3618] umount2("./1705/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1705/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1705/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1705/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, ./strace-static-x86_64: Process 16328 attached {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16328] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(4, [pid 16328] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16328] chdir("./1659" [pid 3618] <... close resumed>) = 0 [pid 16328] <... chdir resumed>) = 0 [pid 3618] rmdir("./1705/file0" [pid 16328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... rmdir resumed>) = 0 [pid 16328] <... prctl resumed>) = 0 [pid 3618] getdents64(3, [pid 16328] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16328] <... setpgid resumed>) = 0 [pid 3618] close(3 [pid 16328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1705" [pid 16328] <... openat resumed>) = 3 [pid 16328] write(3, "1000", 4 [pid 3618] <... rmdir resumed>) = 0 [pid 16328] <... write resumed>) = 4 [pid 3618] mkdir("./1706", 0777 [pid 16328] close(3) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16328] symlink("/dev/binderfs", "./binderfs" [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16329 ./strace-static-x86_64: Process 16329 attached [pid 16328] <... symlink resumed>) = 0 [pid 16329] set_robust_list(0x5555560b95e0, 24 [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16327] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16329] <... set_robust_list resumed>) = 0 [pid 16328] <... futex resumed>) = 0 [pid 16327] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] chdir("./1706" [pid 16328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16327] <... futex resumed>) = 1 [pid 16326] <... futex resumed>) = 0 [pid 16329] <... chdir resumed>) = 0 [pid 16328] <... mmap resumed>) = 0x7f1ab2532000 [pid 16327] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16326] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16328] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16326] <... futex resumed>) = 0 [pid 16329] <... prctl resumed>) = 0 [pid 16328] <... mprotect resumed>) = 0 [pid 16327] write(5, NULL, 1840702809 [pid 16326] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16329] setpgid(0, 0 [pid 16328] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16327] <... write resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16330 attached [pid 16329] <... setpgid resumed>) = 0 [pid 16329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16328] <... clone resumed>, parent_tid=[16330], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16330 [pid 16327] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16330] set_robust_list(0x7f1ab25529e0, 24 [pid 16329] <... openat resumed>) = 3 [pid 16328] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16327] <... futex resumed>) = 1 [pid 16326] <... futex resumed>) = 0 [pid 16329] write(3, "1000", 4 [pid 16328] <... futex resumed>) = 0 [pid 16327] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16326] exit_group(0 [pid 16329] <... write resumed>) = 4 [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16327] <... futex resumed>) = ? [pid 16326] <... exit_group resumed>) = ? [pid 16329] close(3 [pid 16327] +++ exited with 0 +++ [pid 16329] <... close resumed>) = 0 [pid 16329] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16329] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16329] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16326] +++ exited with 0 +++ [pid 16329] <... mprotect resumed>) = 0 [pid 16329] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16331 attached [pid 16330] <... set_robust_list resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16326, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16329] <... clone resumed>, parent_tid=[16331], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16331 [pid 16329] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16331] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16331] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1625", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16330] mkdirat(AT_FDCWD, "./file0", 000 [pid 16331] <... mkdirat resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16331] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16329] <... futex resumed>) = 0 [pid 16331] pipe2( [pid 16330] <... mkdirat resumed>) = 0 [pid 16329] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1625", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16331] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16330] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] <... futex resumed>) = 0 [pid 16331] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 16331] <... futex resumed>) = 0 [pid 16330] <... futex resumed>) = 1 [pid 16329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16328] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16331] dup(4 [pid 16330] pipe2( [pid 16329] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16328] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16331] <... dup resumed>) = 5 [pid 16330] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16329] <... futex resumed>) = 0 [pid 16328] <... futex resumed>) = 0 [pid 16331] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16330] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 16331] <... futex resumed>) = 0 [pid 16330] <... futex resumed>) = 0 [pid 16329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16331] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16330] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16329] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16328] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16329] <... futex resumed>) = 0 [pid 16328] <... futex resumed>) = 0 [pid 16331] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16330] dup(4 [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1625/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16330] <... dup resumed>) = 5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16330] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1625/binderfs", [pid 16330] <... futex resumed>) = 1 [pid 16328] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16330] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] unlink("./1625/binderfs" [pid 16328] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16330] <... futex resumed>) = 0 [pid 16328] <... futex resumed>) = 1 [pid 3615] umount2("./1625/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16330] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1625/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1625/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1625/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 16331] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16330] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... close resumed>) = 0 [pid 16331] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16330] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1625/file0" [pid 16331] <... futex resumed>) = 1 [pid 16330] <... futex resumed>) = 1 [pid 16329] <... futex resumed>) = 0 [pid 16328] <... futex resumed>) = 0 [pid 16331] write(5, NULL, 1840702809 [pid 16329] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16331] <... write resumed>) = -1 EFAULT (Bad address) [pid 16330] write(5, NULL, 1840702809 [pid 16329] <... futex resumed>) = 0 [pid 16328] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16331] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16330] <... write resumed>) = -1 EFAULT (Bad address) [pid 16329] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16328] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16331] <... futex resumed>) = 0 [pid 16330] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16328] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3 [pid 16331] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16330] <... futex resumed>) = 0 [pid 16329] exit_group(0 [pid 16328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16331] <... futex resumed>) = ? [pid 16330] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16329] <... exit_group resumed>) = ? [pid 16328] exit_group(0 [pid 3615] <... close resumed>) = 0 [pid 16331] +++ exited with 0 +++ [pid 16330] <... futex resumed>) = ? [pid 16329] +++ exited with 0 +++ [pid 16328] <... exit_group resumed>) = ? [pid 3615] rmdir("./1625" [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16329, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 16330] +++ exited with 0 +++ [pid 16328] +++ exited with 0 +++ [pid 3618] umount2("./1706", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16328, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3615] mkdir("./1626", 0777 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1659", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 3618] umount2("./1706/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] lstat("./1706/binderfs", [pid 3616] openat(AT_FDCWD, "./1659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1706/binderfs") = 0 [pid 3616] <... openat resumed>) = 3 [pid 3618] umount2("./1706/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16332 [pid 3618] lstat("./1706/file0", [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1706/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1706/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] fstat(4, [pid 3616] umount2("./1659/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3616] lstat("./1659/binderfs", [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] unlink("./1659/binderfs" [pid 3618] rmdir("./1706/file0") = 0 [pid 3616] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 16332 attached [pid 3618] getdents64(3, [pid 3616] umount2("./1659/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16332] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1706" [pid 3616] lstat("./1659/file0", [pid 16332] <... set_robust_list resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1707", 0777 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16332] chdir("./1626" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] umount2("./1659/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16332] <... chdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] openat(AT_FDCWD, "./1659/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16333 attached [pid 16332] <... prctl resumed>) = 0 [pid 16333] set_robust_list(0x5555560b95e0, 24 [pid 16332] setpgid(0, 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16333 [pid 3616] <... openat resumed>) = 4 [pid 16333] <... set_robust_list resumed>) = 0 [pid 16332] <... setpgid resumed>) = 0 [pid 16333] chdir("./1707" [pid 16332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] fstat(4, [pid 16333] <... chdir resumed>) = 0 [pid 16333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16333] <... prctl resumed>) = 0 [pid 16332] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 16333] setpgid(0, 0 [pid 16332] write(3, "1000", 4 [pid 16333] <... setpgid resumed>) = 0 [pid 16332] <... write resumed>) = 4 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16332] close(3 [pid 16333] <... openat resumed>) = 3 [pid 16332] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 16333] write(3, "1000", 4 [pid 16332] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16333] <... write resumed>) = 4 [pid 16333] close(3 [pid 3616] close(4 [pid 16333] <... close resumed>) = 0 [pid 16332] <... symlink resumed>) = 0 [pid 16333] symlink("/dev/binderfs", "./binderfs" [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16333] <... symlink resumed>) = 0 [pid 16332] <... futex resumed>) = 0 [pid 3616] rmdir("./1659/file0" [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16332] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16333] <... futex resumed>) = 0 [pid 16333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3616] <... rmdir resumed>) = 0 [pid 16333] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16332] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(3, [pid 16333] <... mprotect resumed>) = 0 [pid 16332] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16333] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16332] <... mprotect resumed>) = 0 [pid 3616] close(3 [pid 16333] <... clone resumed>, parent_tid=[16334], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16334 [pid 16333] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16332] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... close resumed>) = 0 [pid 16333] <... futex resumed>) = 0 [pid 3616] rmdir("./1659" [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16332] <... clone resumed>, parent_tid=[16335], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16335 ./strace-static-x86_64: Process 16335 attached [pid 16335] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16335] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] <... rmdir resumed>) = 0 [pid 16332] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1660", 0777 [pid 16332] <... futex resumed>) = 0 [pid 16335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... mkdir resumed>) = 0 [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16335] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16335] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16336 [pid 16335] <... futex resumed>) = 1 [pid 16332] <... futex resumed>) = 0 [pid 16332] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16335] pipe2( [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16335] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16335] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16332] <... futex resumed>) = 0 [pid 16332] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16335] dup(4 [pid 16332] <... futex resumed>) = 0 [pid 16335] <... dup resumed>) = 5 [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16335] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16336 attached [pid 16335] <... futex resumed>) = 0 [pid 16332] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16334 attached [pid 16336] set_robust_list(0x5555560b95e0, 24 [pid 16335] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16332] <... futex resumed>) = 0 [pid 16334] set_robust_list(0x7f1ab25529e0, 24 [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16336] <... set_robust_list resumed>) = 0 [pid 16334] <... set_robust_list resumed>) = 0 [pid 16334] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16334] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16333] <... futex resumed>) = 0 [pid 16336] chdir("./1660" [pid 16334] pipe2( [pid 16333] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] <... chdir resumed>) = 0 [pid 16334] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16333] <... futex resumed>) = 0 [pid 16334] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16334] <... futex resumed>) = 0 [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16334] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16336] <... prctl resumed>) = 0 [pid 16333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16336] setpgid(0, 0 [pid 16333] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] <... setpgid resumed>) = 0 [pid 16335] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16334] <... futex resumed>) = 0 [pid 16333] <... futex resumed>) = 1 [pid 16336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16335] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16334] dup(4 [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16335] <... futex resumed>) = 1 [pid 16334] <... dup resumed>) = 5 [pid 16332] <... futex resumed>) = 0 [pid 16336] <... openat resumed>) = 3 [pid 16335] write(5, NULL, 1840702809 [pid 16334] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16332] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] write(3, "1000", 4 [pid 16335] <... write resumed>) = -1 EFAULT (Bad address) [pid 16334] <... futex resumed>) = 1 [pid 16333] <... futex resumed>) = 0 [pid 16332] <... futex resumed>) = 0 [pid 16336] <... write resumed>) = 4 [pid 16335] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16334] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16333] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16332] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16336] close(3 [pid 16335] <... futex resumed>) = 0 [pid 16334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16333] <... futex resumed>) = 0 [pid 16332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16336] <... close resumed>) = 0 [pid 16335] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16336] symlink("/dev/binderfs", "./binderfs" [pid 16334] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16332] exit_group(0 [pid 16335] <... futex resumed>) = ? [pid 16332] <... exit_group resumed>) = ? [pid 16335] +++ exited with 0 +++ [pid 16336] <... symlink resumed>) = 0 [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16332] +++ exited with 0 +++ [pid 16336] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16332, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16336] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16337], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16337 [pid 16336] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16337 attached [pid 3615] umount2("./1626", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1626", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16337] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 16337] <... set_robust_list resumed>) = 0 [pid 16337] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16337] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] <... futex resumed>) = 0 [pid 16336] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16337] <... futex resumed>) = 1 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1626/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16337] pipe2( [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16337] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] lstat("./1626/binderfs", [pid 16337] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16336] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16337] dup(4 [pid 16336] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16334] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] unlink("./1626/binderfs" [pid 16337] <... dup resumed>) = 5 [pid 16336] <... futex resumed>) = 0 [pid 16334] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16337] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16337] <... futex resumed>) = 0 [pid 16336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16334] <... futex resumed>) = 1 [pid 16333] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16337] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16336] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16333] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16336] <... futex resumed>) = 0 [pid 16334] write(5, NULL, 1840702809 [pid 16333] <... futex resumed>) = 0 [pid 3615] umount2("./1626/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16337] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16334] <... write resumed>) = -1 EFAULT (Bad address) [pid 16333] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16334] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] lstat("./1626/file0", [pid 16334] <... futex resumed>) = 0 [pid 16333] exit_group(0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16334] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] umount2("./1626/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16334] <... futex resumed>) = ? [pid 16333] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16334] +++ exited with 0 +++ [pid 3615] openat(AT_FDCWD, "./1626/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, [pid 16333] +++ exited with 0 +++ [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16333, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] umount2("./1707", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] close(4) = 0 [pid 3615] rmdir("./1626/file0") = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3615] close(3 [pid 3618] fstat(3, [pid 3615] <... close resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] rmdir("./1626" [pid 3618] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] mkdir("./1627", 0777 [pid 16337] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1707/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 16337] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16337] <... futex resumed>) = 1 [pid 16336] <... futex resumed>) = 0 [pid 3618] lstat("./1707/binderfs", [pid 16337] write(5, NULL, 1840702809 [pid 16336] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16337] <... write resumed>) = -1 EFAULT (Bad address) [pid 16336] <... futex resumed>) = 0 [pid 3618] unlink("./1707/binderfs" [pid 16337] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16336] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16338 ./strace-static-x86_64: Process 16338 attached [pid 16337] <... futex resumed>) = 0 [pid 16336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] umount2("./1707/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16337] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16336] exit_group(0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16337] <... futex resumed>) = ? [pid 16336] <... exit_group resumed>) = ? [pid 3618] lstat("./1707/file0", [pid 16338] set_robust_list(0x5555560b95e0, 24 [pid 16337] +++ exited with 0 +++ [pid 16336] +++ exited with 0 +++ [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16338] <... set_robust_list resumed>) = 0 [pid 3618] umount2("./1707/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16336, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3618] openat(AT_FDCWD, "./1707/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] umount2("./1660", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] close(4) = 0 [pid 3616] openat(AT_FDCWD, "./1660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] rmdir("./1707/file0" [pid 16338] chdir("./1627" [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3618] getdents64(3, [pid 16338] <... chdir resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] fstat(3, [pid 3618] close(3 [pid 16338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16338] <... prctl resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(3, [pid 3618] rmdir("./1707" [pid 16338] setpgid(0, 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16338] <... setpgid resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1660/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] mkdir("./1708", 0777 [pid 16338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16338] <... openat resumed>) = 3 [pid 3616] lstat("./1660/binderfs", ./strace-static-x86_64: Process 16339 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16339 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16339] set_robust_list(0x5555560b95e0, 24 [pid 16338] write(3, "1000", 4 [pid 16339] <... set_robust_list resumed>) = 0 [pid 16338] <... write resumed>) = 4 [pid 3616] unlink("./1660/binderfs" [pid 16339] chdir("./1708" [pid 16338] close(3 [pid 16339] <... chdir resumed>) = 0 [pid 16338] <... close resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16338] symlink("/dev/binderfs", "./binderfs" [pid 3616] umount2("./1660/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] lstat("./1660/file0", [pid 16339] <... prctl resumed>) = 0 [pid 16338] <... symlink resumed>) = 0 [pid 16339] setpgid(0, 0 [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16339] <... setpgid resumed>) = 0 [pid 16338] <... futex resumed>) = 0 [pid 16339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1660/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16339] <... openat resumed>) = 3 [pid 16338] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16339] write(3, "1000", 4 [pid 16338] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] openat(AT_FDCWD, "./1660/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16339] <... write resumed>) = 4 [pid 16338] <... mprotect resumed>) = 0 [pid 16339] close(3 [pid 3616] <... openat resumed>) = 4 [pid 16339] <... close resumed>) = 0 [pid 16338] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] fstat(4, [pid 16339] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16338] <... clone resumed>, parent_tid=[16340], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16340 [pid 3616] getdents64(4, [pid 16339] <... futex resumed>) = 0 [pid 16338] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16338] <... futex resumed>) = 0 [pid 16339] <... mmap resumed>) = 0x7f1ab2532000 [pid 16339] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(4, [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16339] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16340 attached [pid 16339] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] close(4 [pid 16339] <... clone resumed>, parent_tid=[16341], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16341 [pid 3616] <... close resumed>) = 0 [pid 16339] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1660/file0" [pid 16339] <... futex resumed>) = 0 [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16340] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... rmdir resumed>) = 0 [pid 16340] <... set_robust_list resumed>) = 0 [pid 16340] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] getdents64(3, ./strace-static-x86_64: Process 16341 attached [pid 16340] <... mkdirat resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16341] set_robust_list(0x7f1ab25529e0, 24 [pid 16340] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16341] <... set_robust_list resumed>) = 0 [pid 16340] <... futex resumed>) = 1 [pid 16338] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16341] mkdirat(AT_FDCWD, "./file0", 000 [pid 16340] pipe2( [pid 16338] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1660" [pid 16341] <... mkdirat resumed>) = 0 [pid 16340] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16338] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16341] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] mkdir("./1661", 0777 [pid 16341] <... futex resumed>) = 1 [pid 16340] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16339] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16341] pipe2( [pid 16340] <... futex resumed>) = 1 [pid 16339] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16338] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16342 attached [pid 16341] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16340] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16339] <... futex resumed>) = 0 [pid 16338] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16338] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16342 [pid 16341] <... futex resumed>) = 0 [pid 16340] dup(4 [pid 16339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16342] set_robust_list(0x5555560b95e0, 24 [pid 16341] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16340] <... dup resumed>) = 5 [pid 16339] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16340] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16339] <... futex resumed>) = 0 [pid 16341] dup(4 [pid 16340] <... futex resumed>) = 1 [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16338] <... futex resumed>) = 0 [pid 16342] <... set_robust_list resumed>) = 0 [pid 16341] <... dup resumed>) = 5 [pid 16340] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16338] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16338] <... futex resumed>) = 0 [pid 16341] <... futex resumed>) = 1 [pid 16340] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16339] <... futex resumed>) = 0 [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16341] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16342] chdir("./1661") = 0 [pid 16342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16339] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16342] setpgid(0, 0 [pid 16339] <... futex resumed>) = 0 [pid 16342] <... setpgid resumed>) = 0 [pid 16341] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16342] write(3, "1000", 4) = 4 [pid 16342] close(3) = 0 [pid 16342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16342] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16342] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16343], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16343 [pid 16342] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16343 attached [pid 16343] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16343] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16343] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16342] <... futex resumed>) = 0 [pid 16342] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16343] <... futex resumed>) = 1 [pid 16343] pipe2([3, 4], 0) = 0 [pid 16343] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16342] <... futex resumed>) = 0 [pid 16342] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16343] <... futex resumed>) = 1 [pid 16342] <... futex resumed>) = 0 [pid 16343] dup(4 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16343] <... dup resumed>) = 5 [pid 16343] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16342] <... futex resumed>) = 0 [pid 16343] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16342] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16341] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16341] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16339] <... futex resumed>) = 0 [pid 16341] <... futex resumed>) = 1 [pid 16340] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16343] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16341] write(5, NULL, 1840702809 [pid 16339] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16340] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16343] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] <... write resumed>) = -1 EFAULT (Bad address) [pid 16340] <... futex resumed>) = 1 [pid 16339] <... futex resumed>) = 0 [pid 16338] <... futex resumed>) = 0 [pid 16343] <... futex resumed>) = 1 [pid 16342] <... futex resumed>) = 0 [pid 16341] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16340] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16339] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16338] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16343] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16342] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16341] <... futex resumed>) = 0 [pid 16340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16338] <... futex resumed>) = 0 [pid 16343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16342] <... futex resumed>) = 0 [pid 16341] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16340] write(5, NULL, 1840702809 [pid 16339] exit_group(0 [pid 16338] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16343] write(5, NULL, 1840702809 [pid 16342] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16341] <... futex resumed>) = ? [pid 16340] <... write resumed>) = -1 EFAULT (Bad address) [pid 16339] <... exit_group resumed>) = ? [pid 16343] <... write resumed>) = -1 EFAULT (Bad address) [pid 16341] +++ exited with 0 +++ [pid 16339] +++ exited with 0 +++ [pid 16340] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16343] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16340] <... futex resumed>) = 1 [pid 16338] <... futex resumed>) = 0 [pid 16343] <... futex resumed>) = 1 [pid 16342] <... futex resumed>) = 0 [pid 16340] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16338] exit_group(0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16339, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16343] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16342] exit_group(0 [pid 16340] <... futex resumed>) = ? [pid 16338] <... exit_group resumed>) = ? [pid 3618] umount2("./1708", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16343] <... futex resumed>) = ? [pid 16342] <... exit_group resumed>) = ? [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16340] +++ exited with 0 +++ [pid 16338] +++ exited with 0 +++ [pid 3618] <... openat resumed>) = 3 [pid 16343] +++ exited with 0 +++ [pid 16342] +++ exited with 0 +++ [pid 3618] fstat(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16338, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3618] getdents64(3, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16342, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... restart_syscall resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1661", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1708/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1708/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] unlink("./1708/binderfs") = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] umount2("./1627", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1708/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1627", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1708/file0", [pid 3616] getdents64(3, [pid 3615] <... openat resumed>) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] fstat(3, [pid 3618] umount2("./1708/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1661/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1708/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] lstat("./1661/binderfs", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./1627/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3616] unlink("./1661/binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] lstat("./1627/binderfs", [pid 3618] getdents64(4, [pid 3616] umount2("./1661/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./1627/binderfs" [pid 3618] getdents64(4, [pid 3616] lstat("./1661/file0", [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1627/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] close(4 [pid 3616] umount2("./1661/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1627/file0", [pid 3618] rmdir("./1708/file0" [pid 3616] openat(AT_FDCWD, "./1661/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] umount2("./1627/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... rmdir resumed>) = 0 [pid 3616] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(3, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1627/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 4 [pid 3618] close(3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] fstat(4, [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] rmdir("./1708" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3616] close(4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] mkdir("./1709", 0777 [pid 3616] rmdir("./1661/file0" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] close(4 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] getdents64(3, [pid 3615] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] rmdir("./1627/file0" [pid 3616] close(3 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16344 [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3616] rmdir("./1661" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16344 attached [pid 3616] <... rmdir resumed>) = 0 [pid 3615] close(3 [pid 3616] mkdir("./1662", 0777 [pid 16344] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] rmdir("./1627" [pid 16344] <... set_robust_list resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16345 ./strace-static-x86_64: Process 16345 attached [pid 16345] set_robust_list(0x5555560b95e0, 24 [pid 3615] <... rmdir resumed>) = 0 [pid 16345] <... set_robust_list resumed>) = 0 [pid 3615] mkdir("./1628", 0777 [pid 16345] chdir("./1662") = 0 [pid 16344] chdir("./1709" [pid 16345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16345] setpgid(0, 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16345] <... setpgid resumed>) = 0 [pid 16345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16344] <... chdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16345] write(3, "1000", 4 [pid 16344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16345] <... write resumed>) = 4 [pid 16345] close(3) = 0 [pid 16345] symlink("/dev/binderfs", "./binderfs" [pid 16344] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 16346 attached [pid 16345] <... symlink resumed>) = 0 [pid 16344] setpgid(0, 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16346 [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16344] <... setpgid resumed>) = 0 [pid 16345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16345] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16346] set_robust_list(0x5555560b95e0, 24 [pid 16345] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16345] <... clone resumed>, parent_tid=[16347], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16347 [pid 16344] <... openat resumed>) = 3 [pid 16345] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16344] write(3, "1000", 4 [pid 16345] <... futex resumed>) = 0 [pid 16344] <... write resumed>) = 4 [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16344] close(3) = 0 [pid 16344] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 16347 attached ) = 0 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16347] set_robust_list(0x7f1ab25529e0, 24 [pid 16344] <... mmap resumed>) = 0x7f1ab2532000 [pid 16344] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16347] <... set_robust_list resumed>) = 0 [pid 16347] mkdirat(AT_FDCWD, "./file0", 000 [pid 16344] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16346] <... set_robust_list resumed>) = 0 [pid 16344] <... clone resumed>, parent_tid=[16348], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16348 [pid 16347] <... mkdirat resumed>) = 0 [pid 16346] chdir("./1628" [pid 16344] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16347] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... chdir resumed>) = 0 [pid 16344] <... futex resumed>) = 0 [pid 16347] <... futex resumed>) = 1 [pid 16346] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16345] <... futex resumed>) = 0 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16347] pipe2( [pid 16346] <... prctl resumed>) = 0 [pid 16345] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16348 attached [pid 16347] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16345] <... futex resumed>) = 0 [pid 16346] setpgid(0, 0 [pid 16348] set_robust_list(0x7f1ab25529e0, 24 [pid 16347] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... setpgid resumed>) = 0 [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16348] <... set_robust_list resumed>) = 0 [pid 16347] <... futex resumed>) = 0 [pid 16346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16348] mkdirat(AT_FDCWD, "./file0", 000 [pid 16347] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16346] <... openat resumed>) = 3 [pid 16345] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16348] <... mkdirat resumed>) = 0 [pid 16347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16346] write(3, "1000", 4 [pid 16345] <... futex resumed>) = 0 [pid 16348] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16347] dup(4 [pid 16346] <... write resumed>) = 4 [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16348] <... futex resumed>) = 1 [pid 16347] <... dup resumed>) = 5 [pid 16346] close(3 [pid 16344] <... futex resumed>) = 0 [pid 16348] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16347] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... close resumed>) = 0 [pid 16344] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16347] <... futex resumed>) = 1 [pid 16346] symlink("/dev/binderfs", "./binderfs" [pid 16345] <... futex resumed>) = 0 [pid 16344] <... futex resumed>) = 0 [pid 16348] pipe2( [pid 16347] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16345] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16348] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16346] <... symlink resumed>) = 0 [pid 16345] <... futex resumed>) = 0 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16348] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16347] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16348] <... futex resumed>) = 0 [pid 16348] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16346] <... futex resumed>) = 0 [pid 16344] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16346] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16346] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16349], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16349 [pid 16346] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16348] <... futex resumed>) = 0 [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16344] <... futex resumed>) = 1 [pid 16348] dup(4 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16348] <... dup resumed>) = 5 [pid 16348] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16344] <... futex resumed>) = 0 [pid 16348] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16344] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16348] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16344] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16349 attached [pid 16349] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16349] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16349] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... futex resumed>) = 0 [pid 16346] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16349] <... futex resumed>) = 1 [pid 16349] pipe2([3, 4], 0) = 0 [pid 16349] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... futex resumed>) = 0 [pid 16346] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16349] <... futex resumed>) = 1 [pid 16349] dup(4 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16349] <... dup resumed>) = 5 [pid 16349] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16346] <... futex resumed>) = 0 [pid 16346] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16347] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16349] <... futex resumed>) = 1 [pid 16349] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16347] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16345] <... futex resumed>) = 0 [pid 16345] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16347] write(5, NULL, 1840702809 [pid 16345] <... futex resumed>) = 0 [pid 16347] <... write resumed>) = -1 EFAULT (Bad address) [pid 16345] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16347] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16347] <... futex resumed>) = 0 [pid 16345] exit_group(0) = ? [pid 16347] +++ exited with 0 +++ [pid 16345] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16345, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16348] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16348] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16344] <... futex resumed>) = 0 [pid 16348] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16344] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16344] <... futex resumed>) = 0 [pid 16348] write(5, NULL, 1840702809 [pid 16344] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16348] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] umount2("./1662", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16348] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16344] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16348] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16344] exit_group(0 [pid 3616] openat(AT_FDCWD, "./1662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16348] <... futex resumed>) = ? [pid 16344] <... exit_group resumed>) = ? [pid 3616] <... openat resumed>) = 3 [pid 16348] +++ exited with 0 +++ [pid 16344] +++ exited with 0 +++ [pid 3616] fstat(3, [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16344, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] umount2("./1662/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1662/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] umount2("./1709", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] unlink("./1662/binderfs" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... unlink resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] umount2("./1662/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] lstat("./1662/file0", [pid 3618] umount2("./1709/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] lstat("./1709/binderfs", [pid 3616] umount2("./1662/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1709/binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... unlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1662/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1709/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16349] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16349] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] lstat("./1709/file0", [pid 16349] <... futex resumed>) = 1 [pid 16346] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16349] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16346] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 16349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16346] <... futex resumed>) = 0 [pid 3618] umount2("./1709/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1662/file0" [pid 16349] write(5, NULL, 1840702809 [pid 16346] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 16349] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] openat(AT_FDCWD, "./1709/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, [pid 16349] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16349] <... futex resumed>) = 1 [pid 16346] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 3616] close(3 [pid 16349] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16346] exit_group(0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 16349] <... futex resumed>) = ? [pid 16346] <... exit_group resumed>) = ? [pid 3618] getdents64(4, [pid 3616] rmdir("./1662" [pid 16349] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1663", 0777 [pid 16346] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] getdents64(4, [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16346, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16350 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1709/file0"./strace-static-x86_64: Process 16350 attached [pid 16350] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... rmdir resumed>) = 0 [pid 16350] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1709" [pid 3615] umount2("./1628", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16350] chdir("./1663" [pid 3618] <... rmdir resumed>) = 0 [pid 16350] <... chdir resumed>) = 0 [pid 3618] mkdir("./1710", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1628", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16350] setpgid(0, 0) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] fstat(3, [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16351 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16350] write(3, "1000", 4 [pid 3615] umount2("./1628/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16350] <... write resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16350] close(3 [pid 3615] lstat("./1628/binderfs", [pid 16350] <... close resumed>) = 0 [pid 16350] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16350] <... symlink resumed>) = 0 [pid 3615] unlink("./1628/binderfs" [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... unlink resumed>) = 0 [pid 16350] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] umount2("./1628/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16350] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16350] <... mprotect resumed>) = 0 [pid 3615] lstat("./1628/file0", [pid 16350] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16350] <... clone resumed>, parent_tid=[16352], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16352 [pid 3615] umount2("./1628/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16351 attached [pid 16350] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16351] set_robust_list(0x5555560b95e0, 24 [pid 16350] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1628/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16351] <... set_robust_list resumed>) = 0 [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16351] chdir("./1710" [pid 3615] <... openat resumed>) = 4 [pid 16351] <... chdir resumed>) = 0 [pid 3615] fstat(4, [pid 16351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16351] setpgid(0, 0 [pid 3615] getdents64(4, [pid 16351] <... setpgid resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] getdents64(4, ./strace-static-x86_64: Process 16352 attached [pid 16351] <... openat resumed>) = 3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16352] set_robust_list(0x7f1ab25529e0, 24 [pid 16351] write(3, "1000", 4 [pid 3615] close(4 [pid 16352] <... set_robust_list resumed>) = 0 [pid 16351] <... write resumed>) = 4 [pid 16351] close(3 [pid 3615] <... close resumed>) = 0 [pid 16352] mkdirat(AT_FDCWD, "./file0", 000 [pid 16351] <... close resumed>) = 0 [pid 3615] rmdir("./1628/file0" [pid 16351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] getdents64(3, [pid 16352] <... mkdirat resumed>) = 0 [pid 16351] <... mmap resumed>) = 0x7f1ab2532000 [pid 16351] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16352] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16351] <... mprotect resumed>) = 0 [pid 3615] close(3 [pid 16352] <... futex resumed>) = 1 [pid 16351] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16350] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16352] pipe2( [pid 16350] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1628" [pid 16351] <... clone resumed>, parent_tid=[16353], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16353 [pid 16350] <... futex resumed>) = 0 [pid 16351] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16352] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16351] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16352] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] mkdir("./1629", 0777 [pid 16352] <... futex resumed>) = 1 [pid 16350] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16353 attached [pid 16353] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16350] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16352] dup(4 [pid 16350] <... futex resumed>) = 0 [pid 16353] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16352] <... dup resumed>) = 5 [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16354 [pid 16352] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16352] <... futex resumed>) = 0 [pid 16350] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16352] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16353] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16351] <... futex resumed>) = 0 [pid 16353] pipe2( [pid 16351] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16354 attached [pid 16353] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16351] <... futex resumed>) = 0 [pid 16354] set_robust_list(0x5555560b95e0, 24 [pid 16353] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16354] <... set_robust_list resumed>) = 0 [pid 16353] <... futex resumed>) = 0 [pid 16351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16354] chdir("./1629" [pid 16353] dup(4 [pid 16351] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16354] <... chdir resumed>) = 0 [pid 16353] <... dup resumed>) = 5 [pid 16351] <... futex resumed>) = 0 [pid 16354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16353] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16354] <... prctl resumed>) = 0 [pid 16353] <... futex resumed>) = 0 [pid 16351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16354] setpgid(0, 0 [pid 16353] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16351] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16354] <... setpgid resumed>) = 0 [pid 16353] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16351] <... futex resumed>) = 0 [pid 16354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16353] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16354] <... openat resumed>) = 3 [pid 16354] write(3, "1000", 4) = 4 [pid 16354] close(3) = 0 [pid 16354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16354] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16354] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16355], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16355 [pid 16354] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16355 attached [pid 16355] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16355] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16355] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16354] <... futex resumed>) = 0 [pid 16354] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16355] <... futex resumed>) = 1 [pid 16355] pipe2([3, 4], 0) = 0 [pid 16355] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16354] <... futex resumed>) = 0 [pid 16354] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16355] <... futex resumed>) = 1 [pid 16355] dup(4) = 5 [pid 16355] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16354] <... futex resumed>) = 0 [pid 16354] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16355] <... futex resumed>) = 1 [pid 16352] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16352] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16350] <... futex resumed>) = 0 [pid 16352] write(5, NULL, 1840702809 [pid 16350] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16352] <... write resumed>) = -1 EFAULT (Bad address) [pid 16350] <... futex resumed>) = 0 [pid 16352] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16350] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16352] <... futex resumed>) = 0 [pid 16350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16352] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16350] exit_group(0 [pid 16352] <... futex resumed>) = ? [pid 16350] <... exit_group resumed>) = ? [pid 16352] +++ exited with 0 +++ [pid 16350] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16350, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 16355] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3616] umount2("./1663", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16353] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16353] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16353] <... futex resumed>) = 1 [pid 3616] <... openat resumed>) = 3 [pid 16353] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16351] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16351] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16353] <... futex resumed>) = 0 [pid 16351] <... futex resumed>) = 1 [pid 3616] getdents64(3, [pid 16353] write(5, NULL, 1840702809 [pid 16351] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16353] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] umount2("./1663/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16353] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16353] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16351] <... futex resumed>) = 0 [pid 3616] lstat("./1663/binderfs", [pid 16351] exit_group(0 [pid 16353] <... futex resumed>) = ? [pid 16351] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16355] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16353] +++ exited with 0 +++ [pid 16355] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16354] <... futex resumed>) = 0 [pid 16351] +++ exited with 0 +++ [pid 16354] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16351, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] unlink("./1663/binderfs" [pid 16355] write(5, NULL, 1840702809 [pid 16354] <... futex resumed>) = 0 [pid 16355] <... write resumed>) = -1 EFAULT (Bad address) [pid 16354] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... unlink resumed>) = 0 [pid 16355] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1663/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1710", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16355] <... futex resumed>) = 1 [pid 16354] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1663/file0", [pid 16355] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16354] exit_group(0 [pid 3618] openat(AT_FDCWD, "./1710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16355] <... futex resumed>) = ? [pid 16354] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3616] umount2("./1663/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(3, [pid 3616] openat(AT_FDCWD, "./1663/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16355] +++ exited with 0 +++ [pid 16354] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... openat resumed>) = 4 [pid 3618] umount2("./1710/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16354, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] lstat("./1710/binderfs", [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3616] getdents64(4, [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3618] unlink("./1710/binderfs" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1710/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1629", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1710/file0", [pid 3616] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1629", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1710/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1663/file0" [pid 3615] <... openat resumed>) = 3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1710/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... rmdir resumed>) = 0 [pid 3615] fstat(3, [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(3, [pid 3616] close(3 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] close(4 [pid 3616] <... close resumed>) = 0 [pid 3615] umount2("./1629/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... close resumed>) = 0 [pid 3616] rmdir("./1663" [pid 3618] rmdir("./1710/file0" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] lstat("./1629/binderfs", [pid 3618] getdents64(3, [pid 3616] mkdir("./1664", 0777 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1710") = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] unlink("./1629/binderfs" [pid 3618] mkdir("./1711", 0777 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] umount2("./1629/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16356 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16357 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1629/file0", ./strace-static-x86_64: Process 16356 attached {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1629/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1629/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16356] set_robust_list(0x5555560b95e0, 24 [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 16356] <... set_robust_list resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 16356] chdir("./1711" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16356] <... chdir resumed>) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 ./strace-static-x86_64: Process 16357 attached [pid 3615] rmdir("./1629/file0" [pid 16356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16356] setpgid(0, 0) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16357] set_robust_list(0x5555560b95e0, 24 [pid 3615] getdents64(3, [pid 16357] <... set_robust_list resumed>) = 0 [pid 16356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16357] chdir("./1664" [pid 16356] <... openat resumed>) = 3 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16356] write(3, "1000", 4) = 4 [pid 3615] close(3 [pid 16357] <... chdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] rmdir("./1629" [pid 16356] close(3) = 0 [pid 16356] symlink("/dev/binderfs", "./binderfs" [pid 16357] <... prctl resumed>) = 0 [pid 16356] <... symlink resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16357] setpgid(0, 0 [pid 16356] <... futex resumed>) = 0 [pid 3615] mkdir("./1630", 0777 [pid 16357] <... setpgid resumed>) = 0 [pid 16356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16356] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16356] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16356] <... clone resumed>, parent_tid=[16358], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16358 [pid 16356] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16359 ./strace-static-x86_64: Process 16358 attached [pid 16357] <... openat resumed>) = 3 [pid 16357] write(3, "1000", 4) = 4 [pid 16358] set_robust_list(0x7f1ab25529e0, 24 [pid 16357] close(3 [pid 16358] <... set_robust_list resumed>) = 0 [pid 16357] <... close resumed>) = 0 [pid 16358] mkdirat(AT_FDCWD, "./file0", 000 [pid 16357] symlink("/dev/binderfs", "./binderfs" [pid 16358] <... mkdirat resumed>) = 0 [pid 16357] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 16359 attached [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16357] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16358] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16357] <... mprotect resumed>) = 0 [pid 16358] <... futex resumed>) = 1 [pid 16356] <... futex resumed>) = 0 [pid 16358] pipe2( [pid 16357] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16356] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] set_robust_list(0x5555560b95e0, 24 [pid 16358] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16356] <... futex resumed>) = 0 [pid 16359] <... set_robust_list resumed>) = 0 [pid 16358] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16357] <... clone resumed>, parent_tid=[16360], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16360 [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16358] <... futex resumed>) = 0 [pid 16357] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16359] chdir("./1630" [pid 16358] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16357] <... futex resumed>) = 0 [pid 16356] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16356] <... futex resumed>) = 0 [pid 16358] dup(4 [pid 16359] <... chdir resumed>) = 0 [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16358] <... dup resumed>) = 5 [pid 16358] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] <... prctl resumed>) = 0 [pid 16358] <... futex resumed>) = 1 [pid 16356] <... futex resumed>) = 0 [pid 16358] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16356] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] setpgid(0, 0 [pid 16358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16356] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16360 attached [pid 16359] <... setpgid resumed>) = 0 [pid 16358] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16359] write(3, "1000", 4) = 4 [pid 16359] close(3) = 0 [pid 16359] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16359] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16359] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16361], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16361 [pid 16359] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16360] set_robust_list(0x7f1ab25529e0, 24./strace-static-x86_64: Process 16361 attached ) = 0 [pid 16360] mkdirat(AT_FDCWD, "./file0", 000 [pid 16361] set_robust_list(0x7f1ab25529e0, 24 [pid 16358] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16361] <... set_robust_list resumed>) = 0 [pid 16358] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16361] mkdirat(AT_FDCWD, "./file0", 000 [pid 16360] <... mkdirat resumed>) = 0 [pid 16358] <... futex resumed>) = 1 [pid 16356] <... futex resumed>) = 0 [pid 16361] <... mkdirat resumed>) = 0 [pid 16360] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16358] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16356] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16361] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16356] <... futex resumed>) = 0 [pid 16361] <... futex resumed>) = 1 [pid 16360] <... futex resumed>) = 1 [pid 16359] <... futex resumed>) = 0 [pid 16358] write(5, NULL, 1840702809 [pid 16357] <... futex resumed>) = 0 [pid 16356] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16361] pipe2( [pid 16360] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16359] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16358] <... write resumed>) = -1 EFAULT (Bad address) [pid 16357] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16361] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16359] <... futex resumed>) = 0 [pid 16358] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16357] <... futex resumed>) = 0 [pid 16361] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16360] pipe2( [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16358] <... futex resumed>) = 1 [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16356] <... futex resumed>) = 0 [pid 16361] <... futex resumed>) = 0 [pid 16360] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16358] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16356] exit_group(0 [pid 16361] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16360] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16358] <... futex resumed>) = ? [pid 16356] <... exit_group resumed>) = ? [pid 16361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16360] <... futex resumed>) = 1 [pid 16359] <... futex resumed>) = 0 [pid 16358] +++ exited with 0 +++ [pid 16357] <... futex resumed>) = 0 [pid 16356] +++ exited with 0 +++ [pid 16361] dup(4 [pid 16360] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16357] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16356, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16361] <... dup resumed>) = 5 [pid 16360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16357] <... futex resumed>) = 0 [pid 16361] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16360] dup(4 [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16361] <... futex resumed>) = 1 [pid 16360] <... dup resumed>) = 5 [pid 16359] <... futex resumed>) = 0 [pid 16361] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16360] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16360] <... futex resumed>) = 1 [pid 16359] <... futex resumed>) = 0 [pid 16357] <... futex resumed>) = 0 [pid 16361] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16357] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16360] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16357] <... futex resumed>) = 0 [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1711", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1711/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1711/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1711/binderfs") = 0 [pid 3618] umount2("./1711/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1711/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1711/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1711/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1711/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1711" [pid 16361] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1712", 0777 [pid 16361] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16360] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... mkdir resumed>) = 0 [pid 16361] <... futex resumed>) = 1 [pid 16360] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16361] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16360] <... futex resumed>) = 1 [pid 16359] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16357] <... futex resumed>) = 0 [pid 16361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16360] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16359] <... futex resumed>) = 0 [pid 16361] write(5, NULL, 1840702809 [pid 16359] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16361] <... write resumed>) = -1 EFAULT (Bad address) [pid 16357] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16361] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16360] <... futex resumed>) = 0 [pid 16357] <... futex resumed>) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16362 [pid 16361] <... futex resumed>) = 1 [pid 16360] write(5, NULL, 1840702809 [pid 16359] <... futex resumed>) = 0 [pid 16357] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16361] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16360] <... write resumed>) = -1 EFAULT (Bad address) [pid 16359] exit_group(0 [pid 16361] <... futex resumed>) = ? [pid 16360] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16359] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16362 attached [pid 16361] +++ exited with 0 +++ [pid 16360] <... futex resumed>) = 1 [pid 16357] <... futex resumed>) = 0 [pid 16362] set_robust_list(0x5555560b95e0, 24 [pid 16360] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16359] +++ exited with 0 +++ [pid 16357] exit_group(0 [pid 16362] <... set_robust_list resumed>) = 0 [pid 16360] <... futex resumed>) = ? [pid 16357] <... exit_group resumed>) = ? [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16359, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16360] +++ exited with 0 +++ [pid 16362] chdir("./1712") = 0 [pid 16362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16357] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16357, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16362] <... prctl resumed>) = 0 [pid 16362] setpgid(0, 0 [pid 3616] umount2("./1664", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16362] <... setpgid resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 3615] umount2("./1630", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3615] openat(AT_FDCWD, "./1630", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16362] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... openat resumed>) = 3 [pid 3616] umount2("./1664/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] lstat("./1664/binderfs", [pid 3615] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] unlink("./1664/binderfs" [pid 3615] umount2("./1630/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16362] write(3, "1000", 4) = 4 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16362] close(3 [pid 3616] umount2("./1664/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16362] <... close resumed>) = 0 [pid 3615] lstat("./1630/binderfs", [pid 16362] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16362] <... symlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] lstat("./1664/file0", [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./1630/binderfs" [pid 16362] <... futex resumed>) = 0 [pid 16362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16362] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] umount2("./1664/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 16362] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1630/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16362] <... mprotect resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1664/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16362] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 3615] lstat("./1630/file0", [pid 16362] <... clone resumed>, parent_tid=[16363], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16363 [pid 3616] fstat(4, [pid 16362] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 3615] umount2("./1630/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, ./strace-static-x86_64: Process 16363 attached 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] openat(AT_FDCWD, "./1630/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] close(4 [pid 16363] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] <... openat resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3615] fstat(4, [pid 3616] rmdir("./1664/file0" [pid 16363] <... set_robust_list resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16363] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] getdents64(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] close(3 [pid 3615] getdents64(4, [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] rmdir("./1664" [pid 3615] close(4 [pid 16363] <... mkdirat resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1665", 0777 [pid 3615] <... close resumed>) = 0 [pid 16363] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16362] <... futex resumed>) = 0 [pid 16362] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] rmdir("./1630/file0" [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16363] <... futex resumed>) = 1 [pid 16363] pipe2([3, 4], 0) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16363] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16362] <... futex resumed>) = 0 [pid 16363] dup(4 [pid 16362] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16363] <... dup resumed>) = 5 [pid 16362] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16363] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16364 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16363] <... futex resumed>) = 0 [pid 16362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] close(3 [pid 16363] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16362] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16364 attached ) = 0 [pid 3615] <... close resumed>) = 0 [pid 16364] set_robust_list(0x5555560b95e0, 24 [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1630" [pid 16364] <... set_robust_list resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16364] chdir("./1665" [pid 3615] mkdir("./1631", 0777 [pid 16364] <... chdir resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16364] <... prctl resumed>) = 0 [pid 16364] setpgid(0, 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16365 [pid 16364] <... setpgid resumed>) = 0 [pid 16364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 16365 attached [pid 16364] write(3, "1000", 4 [pid 16363] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16365] set_robust_list(0x5555560b95e0, 24 [pid 16364] <... write resumed>) = 4 [pid 16363] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16365] <... set_robust_list resumed>) = 0 [pid 16364] close(3 [pid 16363] <... futex resumed>) = 1 [pid 16362] <... futex resumed>) = 0 [pid 16365] chdir("./1631" [pid 16364] <... close resumed>) = 0 [pid 16363] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16362] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16365] <... chdir resumed>) = 0 [pid 16364] symlink("/dev/binderfs", "./binderfs" [pid 16363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16362] <... futex resumed>) = 0 [pid 16365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16363] write(5, NULL, 1840702809 [pid 16362] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16365] <... prctl resumed>) = 0 [pid 16364] <... symlink resumed>) = 0 [pid 16363] <... write resumed>) = -1 EFAULT (Bad address) [pid 16365] setpgid(0, 0 [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16363] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16365] <... setpgid resumed>) = 0 [pid 16364] <... futex resumed>) = 0 [pid 16363] <... futex resumed>) = 1 [pid 16362] <... futex resumed>) = 0 [pid 16365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16363] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16362] exit_group(0 [pid 16365] <... openat resumed>) = 3 [pid 16364] <... mmap resumed>) = 0x7f1ab2532000 [pid 16363] <... futex resumed>) = ? [pid 16362] <... exit_group resumed>) = ? [pid 16365] write(3, "1000", 4 [pid 16364] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16363] +++ exited with 0 +++ [pid 16365] <... write resumed>) = 4 [pid 16364] <... mprotect resumed>) = 0 [pid 16362] +++ exited with 0 +++ [pid 16365] close(3 [pid 16364] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16366 attached [pid 16365] <... close resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16362, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16365] symlink("/dev/binderfs", "./binderfs" [pid 16364] <... clone resumed>, parent_tid=[16366], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16366 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16364] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16365] <... symlink resumed>) = 0 [pid 16364] <... futex resumed>) = 0 [pid 16366] set_robust_list(0x7f1ab25529e0, 24 [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16365] <... futex resumed>) = 0 [pid 3618] umount2("./1712", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16365] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] openat(AT_FDCWD, "./1712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16365] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... openat resumed>) = 3 [pid 16365] <... mprotect resumed>) = 0 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16365] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16365] <... clone resumed>, parent_tid=[16367], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16367 [pid 3618] umount2("./1712/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16365] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16365] <... futex resumed>) = 0 [pid 3618] lstat("./1712/binderfs", [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16366] <... set_robust_list resumed>) = 0 [pid 3618] unlink("./1712/binderfs" [pid 16366] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1712/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1712/file0", [pid 16366] <... mkdirat resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1712/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16367 attached [pid 3618] openat(AT_FDCWD, "./1712/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16367] set_robust_list(0x7f1ab25529e0, 24 [pid 16366] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16367] <... set_robust_list resumed>) = 0 [pid 3618] fstat(4, [pid 16367] mkdirat(AT_FDCWD, "./file0", 000 [pid 16366] <... futex resumed>) = 1 [pid 16364] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16367] <... mkdirat resumed>) = 0 [pid 16366] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16364] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16367] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16364] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16367] <... futex resumed>) = 1 [pid 16366] pipe2( [pid 16365] <... futex resumed>) = 0 [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, [pid 16367] pipe2( [pid 16366] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16365] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16367] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16366] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16365] <... futex resumed>) = 0 [pid 3618] close(4 [pid 16367] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16366] <... futex resumed>) = 1 [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16364] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16367] <... futex resumed>) = 0 [pid 16366] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16364] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1712/file0" [pid 16367] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16365] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16364] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16366] dup(4 [pid 16365] <... futex resumed>) = 0 [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16367] dup(4 [pid 16366] <... dup resumed>) = 5 [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16367] <... dup resumed>) = 5 [pid 16366] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16367] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16366] <... futex resumed>) = 1 [pid 16364] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16367] <... futex resumed>) = 1 [pid 16366] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16365] <... futex resumed>) = 0 [pid 16364] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1712" [pid 16367] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16365] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16364] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16366] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16365] <... futex resumed>) = 0 [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1713", 0777 [pid 16367] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16368 ./strace-static-x86_64: Process 16368 attached [pid 16368] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16367] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16367] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16365] <... futex resumed>) = 0 [pid 16367] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16365] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16365] <... futex resumed>) = 0 [pid 16367] write(5, NULL, 1840702809 [pid 16365] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16367] <... write resumed>) = -1 EFAULT (Bad address) [pid 16367] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16367] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16365] <... futex resumed>) = 0 [pid 16365] exit_group(0 [pid 16368] chdir("./1713") = 0 [pid 16368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16368] setpgid(0, 0) = 0 [pid 16368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16368] write(3, "1000", 4) = 4 [pid 16368] close(3) = 0 [pid 16368] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16368] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16368] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16369], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16369 [pid 16368] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16369 attached [pid 16369] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16369] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16369] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16368] <... futex resumed>) = 0 [pid 16368] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16365] <... exit_group resumed>) = ? [pid 16367] <... futex resumed>) = ? [pid 16367] +++ exited with 0 +++ [pid 16365] +++ exited with 0 +++ [pid 16369] <... futex resumed>) = 1 [pid 16369] pipe2([3, 4], 0) = 0 [pid 16366] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16366] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16365, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16366] <... futex resumed>) = 1 [pid 16364] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16364] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16366] write(5, NULL, 1840702809 [pid 16364] <... futex resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16366] <... write resumed>) = -1 EFAULT (Bad address) [pid 16364] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16366] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16366] <... futex resumed>) = 0 [pid 16364] exit_group(0) = ? [pid 3615] umount2("./1631", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16366] +++ exited with 0 +++ [pid 16364] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16364, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] openat(AT_FDCWD, "./1631", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... openat resumed>) = 3 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] fstat(3, [pid 16369] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16368] <... futex resumed>) = 0 [pid 16368] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16369] <... futex resumed>) = 1 [pid 16368] <... futex resumed>) = 0 [pid 16369] dup(4 [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16369] <... dup resumed>) = 5 [pid 3616] umount2("./1665", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16369] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16369] <... futex resumed>) = 1 [pid 16368] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16369] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16368] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] umount2("./1631/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] lstat("./1631/binderfs", [pid 3616] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] unlink("./1631/binderfs" [pid 3616] umount2("./1665/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1631/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1665/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./1631/file0", [pid 3616] unlink("./1665/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] umount2("./1631/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1665/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1631/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] lstat("./1665/file0", [pid 3615] <... openat resumed>) = 4 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(4, [pid 3616] umount2("./1665/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16369] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 3616] openat(AT_FDCWD, "./1665/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16369] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 3615] getdents64(4, [pid 16369] <... futex resumed>) = 1 [pid 16368] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16369] write(5, NULL, 1840702809 [pid 16368] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(4 [pid 16369] <... write resumed>) = -1 EFAULT (Bad address) [pid 16368] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] <... close resumed>) = 0 [pid 16369] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16368] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] rmdir("./1631/file0" [pid 16369] <... futex resumed>) = 0 [pid 16368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] getdents64(4, [pid 3615] <... rmdir resumed>) = 0 [pid 16369] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16368] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(3, [pid 16369] <... futex resumed>) = ? [pid 16368] <... exit_group resumed>) = ? [pid 3616] close(4 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16369] +++ exited with 0 +++ [pid 3616] <... close resumed>) = 0 [pid 3615] close(3 [pid 3616] rmdir("./1665/file0" [pid 3615] <... close resumed>) = 0 [pid 16368] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1631" [pid 3616] getdents64(3, [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16368, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] close(3 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3615] mkdir("./1632", 0777 [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1665" [pid 3615] <... mkdir resumed>) = 0 [pid 3618] umount2("./1713", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] openat(AT_FDCWD, "./1713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] mkdir("./1666", 0777./strace-static-x86_64: Process 16370 attached [pid 3618] <... openat resumed>) = 3 [pid 16370] set_robust_list(0x5555560b95e0, 24 [pid 3618] fstat(3, [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16370 [pid 16370] <... set_robust_list resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1713/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1713/binderfs", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16371 [pid 16370] chdir("./1632" [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1713/binderfs" [pid 16370] <... chdir resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1713/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1713/file0", [pid 16370] <... prctl resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16370] setpgid(0, 0 [pid 3618] umount2("./1713/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16370] <... setpgid resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16371 attached [pid 16370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] openat(AT_FDCWD, "./1713/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16371] set_robust_list(0x5555560b95e0, 24 [pid 16370] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 4 [pid 16371] <... set_robust_list resumed>) = 0 [pid 16370] write(3, "1000", 4 [pid 3618] fstat(4, [pid 16371] chdir("./1666" [pid 16370] <... write resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16371] <... chdir resumed>) = 0 [pid 16370] close(3 [pid 3618] getdents64(4, [pid 16371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16370] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16371] <... prctl resumed>) = 0 [pid 16370] symlink("/dev/binderfs", "./binderfs" [pid 3618] getdents64(4, [pid 16371] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16371] <... setpgid resumed>) = 0 [pid 16370] <... symlink resumed>) = 0 [pid 3618] close(4 [pid 16371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16371] <... openat resumed>) = 3 [pid 16370] <... futex resumed>) = 0 [pid 3618] rmdir("./1713/file0" [pid 16371] write(3, "1000", 4 [pid 16370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16371] <... write resumed>) = 4 [pid 16370] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] getdents64(3, [pid 16371] close(3 [pid 16370] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16371] <... close resumed>) = 0 [pid 16370] <... mprotect resumed>) = 0 [pid 3618] close(3 [pid 16371] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... close resumed>) = 0 [pid 16370] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16371] <... symlink resumed>) = 0 [pid 3618] rmdir("./1713" [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16371] <... futex resumed>) = 0 [pid 16370] <... clone resumed>, parent_tid=[16372], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16372 [pid 3618] mkdir("./1714", 0777 [pid 16371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16370] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16371] <... mmap resumed>) = 0x7f1ab2532000 [pid 16370] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16371] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16373 attached [pid 16371] <... mprotect resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16373 [pid 16371] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16374 attached [pid 16373] set_robust_list(0x5555560b95e0, 24 [pid 16371] <... clone resumed>, parent_tid=[16374], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16374 [pid 16371] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16372 attached [pid 16372] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16373] <... set_robust_list resumed>) = 0 [pid 16372] mkdirat(AT_FDCWD, "./file0", 000 [pid 16374] set_robust_list(0x7f1ab25529e0, 24 [pid 16373] chdir("./1714" [pid 16372] <... mkdirat resumed>) = 0 [pid 16373] <... chdir resumed>) = 0 [pid 16372] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16372] <... futex resumed>) = 1 [pid 16370] <... futex resumed>) = 0 [pid 16372] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16370] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] setpgid(0, 0 [pid 16372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16370] <... futex resumed>) = 0 [pid 16373] <... setpgid resumed>) = 0 [pid 16372] pipe2( [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16372] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16372] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16370] <... futex resumed>) = 0 [pid 16372] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16370] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] <... openat resumed>) = 3 [pid 16374] <... set_robust_list resumed>) = 0 [pid 16372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16370] <... futex resumed>) = 0 [pid 16374] mkdirat(AT_FDCWD, "./file0", 000 [pid 16373] write(3, "1000", 4 [pid 16372] dup(4 [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16373] <... write resumed>) = 4 [pid 16372] <... dup resumed>) = 5 [pid 16374] <... mkdirat resumed>) = 0 [pid 16373] close(3 [pid 16372] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16374] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] <... close resumed>) = 0 [pid 16372] <... futex resumed>) = 1 [pid 16370] <... futex resumed>) = 0 [pid 16374] <... futex resumed>) = 1 [pid 16373] symlink("/dev/binderfs", "./binderfs" [pid 16372] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16371] <... futex resumed>) = 0 [pid 16370] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16374] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16373] <... symlink resumed>) = 0 [pid 16372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16371] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16370] <... futex resumed>) = 0 [pid 16374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16372] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16371] <... futex resumed>) = 0 [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16374] pipe2( [pid 16373] <... futex resumed>) = 0 [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16374] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16374] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16371] <... futex resumed>) = 0 [pid 16374] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16371] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16371] <... futex resumed>) = 0 [pid 16374] dup(4 [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16374] <... dup resumed>) = 5 [pid 16374] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16374] <... futex resumed>) = 1 [pid 16373] <... mmap resumed>) = 0x7f1ab2532000 [pid 16371] <... futex resumed>) = 0 [pid 16374] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16371] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16371] <... futex resumed>) = 0 [pid 16374] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16373] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16373] <... mprotect resumed>) = 0 [pid 16373] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16375], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16375 [pid 16373] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 16375 attached [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16372] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16375] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16375] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16372] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16370] <... futex resumed>) = 0 [pid 16372] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16370] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16370] <... futex resumed>) = 0 [pid 16375] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16372] write(5, NULL, 1840702809 [pid 16370] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16375] <... futex resumed>) = 1 [pid 16373] <... futex resumed>) = 0 [pid 16372] <... write resumed>) = -1 EFAULT (Bad address) [pid 16373] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16375] pipe2( [pid 16373] <... futex resumed>) = 0 [pid 16372] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16372] <... futex resumed>) = 1 [pid 16370] <... futex resumed>) = 0 [pid 16375] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16372] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16370] exit_group(0 [pid 16375] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16370] <... exit_group resumed>) = ? [pid 16372] <... futex resumed>) = ? [pid 16375] <... futex resumed>) = 1 [pid 16373] <... futex resumed>) = 0 [pid 16375] dup(4 [pid 16373] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16375] <... dup resumed>) = 5 [pid 16373] <... futex resumed>) = 0 [pid 16375] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16372] +++ exited with 0 +++ [pid 16370] +++ exited with 0 +++ [pid 16375] <... futex resumed>) = 0 [pid 16373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16373] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16370, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16375] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16373] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... restart_syscall resumed>) = 0 [pid 3615] umount2("./1632", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1632", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1632/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1632/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1632/binderfs" [pid 16374] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... unlink resumed>) = 0 [pid 16374] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1632/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16374] <... futex resumed>) = 1 [pid 16371] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16374] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16371] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1632/file0", [pid 16374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16371] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16374] write(5, NULL, 1840702809 [pid 16371] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1632/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16374] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16374] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1632/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16374] <... futex resumed>) = 1 [pid 16371] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16374] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16371] exit_group(0 [pid 3615] fstat(4, [pid 16374] <... futex resumed>) = ? [pid 16371] <... exit_group resumed>) = ? [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16374] +++ exited with 0 +++ [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16371] +++ exited with 0 +++ [pid 3615] getdents64(4, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16371, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1632/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16375] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] umount2("./1666", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... close resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] rmdir("./1632" [pid 16375] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... rmdir resumed>) = 0 [pid 16375] <... futex resumed>) = 1 [pid 16373] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 3615] mkdir("./1633", 0777 [pid 16375] write(5, NULL, 1840702809 [pid 16373] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16373] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16375] <... write resumed>) = -1 EFAULT (Bad address) [pid 16373] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, ./strace-static-x86_64: Process 16376 attached [pid 16375] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16376] set_robust_list(0x5555560b95e0, 24 [pid 16375] <... futex resumed>) = 1 [pid 16373] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16376 [pid 16376] <... set_robust_list resumed>) = 0 [pid 16375] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16373] exit_group(0 [pid 3616] umount2("./1666/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16376] chdir("./1633" [pid 16375] <... futex resumed>) = ? [pid 16373] <... exit_group resumed>) = ? [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16376] <... chdir resumed>) = 0 [pid 3616] lstat("./1666/binderfs", [pid 16376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16376] setpgid(0, 0 [pid 3616] unlink("./1666/binderfs" [pid 16376] <... setpgid resumed>) = 0 [pid 16376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... unlink resumed>) = 0 [pid 16376] <... openat resumed>) = 3 [pid 16375] +++ exited with 0 +++ [pid 16373] +++ exited with 0 +++ [pid 3616] umount2("./1666/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16376] write(3, "1000", 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16376] <... write resumed>) = 4 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16373, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] lstat("./1666/file0", [pid 16376] close(3 [pid 3618] umount2("./1714", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16376] <... close resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16376] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16376] <... symlink resumed>) = 0 [pid 3616] umount2("./1666/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16376] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] openat(AT_FDCWD, "./1666/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] fstat(3, [pid 16376] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16376] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(3, [pid 16376] <... mprotect resumed>) = 0 [pid 3616] fstat(4, [pid 16376] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1714/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 16376] <... clone resumed>, parent_tid=[16377], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16377 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16376] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1714/binderfs", [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16376] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] getdents64(4, [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] unlink("./1714/binderfs" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16377 attached [pid 16377] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3616] close(4 [pid 3618] umount2("./1714/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 3618] lstat("./1714/file0", [pid 3616] rmdir("./1666/file0" [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16377] <... set_robust_list resumed>) = 0 [pid 16377] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] umount2("./1714/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] openat(AT_FDCWD, "./1714/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] close(3 [pid 16377] <... mkdirat resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3618] fstat(4, [pid 3616] rmdir("./1666" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16377] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16376] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(4, [pid 16377] pipe2( [pid 16376] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1667", 0777 [pid 16377] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16376] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16377] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16377] <... futex resumed>) = 0 [pid 16376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] getdents64(4, [pid 3616] <... mkdir resumed>) = 0 [pid 16377] dup(4 [pid 16376] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16377] <... dup resumed>) = 5 [pid 16376] <... futex resumed>) = 0 [pid 3618] close(4 [pid 16377] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16377] <... futex resumed>) = 0 [pid 16376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... close resumed>) = 0 [pid 16377] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16376] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1714/file0" [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16378 [pid 16377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16376] <... futex resumed>) = 0 [pid 16377] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 16378 attached [pid 3618] getdents64(3, [pid 16378] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16378] <... set_robust_list resumed>) = 0 [pid 3618] close(3 [pid 16378] chdir("./1667" [pid 3618] <... close resumed>) = 0 [pid 16378] <... chdir resumed>) = 0 [pid 3618] rmdir("./1714" [pid 16378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... rmdir resumed>) = 0 [pid 16378] <... prctl resumed>) = 0 [pid 3618] mkdir("./1715", 0777 [pid 16378] setpgid(0, 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16378] <... setpgid resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16379 attached [pid 16378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16379] set_robust_list(0x5555560b95e0, 24 [pid 16378] <... openat resumed>) = 3 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16379 [pid 16379] <... set_robust_list resumed>) = 0 [pid 16378] write(3, "1000", 4 [pid 16377] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16379] chdir("./1715" [pid 16378] <... write resumed>) = 4 [pid 16377] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16378] close(3 [pid 16377] <... futex resumed>) = 1 [pid 16379] <... chdir resumed>) = 0 [pid 16376] <... futex resumed>) = 0 [pid 16379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16378] <... close resumed>) = 0 [pid 16377] write(5, NULL, 1840702809 [pid 16376] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16379] <... prctl resumed>) = 0 [pid 16378] symlink("/dev/binderfs", "./binderfs" [pid 16377] <... write resumed>) = -1 EFAULT (Bad address) [pid 16376] <... futex resumed>) = 0 [pid 16377] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16376] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16379] setpgid(0, 0 [pid 16378] <... symlink resumed>) = 0 [pid 16377] <... futex resumed>) = 0 [pid 16376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16379] <... setpgid resumed>) = 0 [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16377] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16376] exit_group(0 [pid 16379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16378] <... futex resumed>) = 0 [pid 16377] <... futex resumed>) = ? [pid 16376] <... exit_group resumed>) = ? [pid 16379] <... openat resumed>) = 3 [pid 16378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16377] +++ exited with 0 +++ [pid 16379] write(3, "1000", 4 [pid 16378] <... mmap resumed>) = 0x7f1ab2532000 [pid 16376] +++ exited with 0 +++ [pid 16379] <... write resumed>) = 4 [pid 16378] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16379] close(3 [pid 16378] <... mprotect resumed>) = 0 [pid 16378] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16379] <... close resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16376, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16378] <... clone resumed>, parent_tid=[16380], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16380 [pid 16379] symlink("/dev/binderfs", "./binderfs" [pid 16378] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16378] <... futex resumed>) = 0 [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16380 attached [pid 16380] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] umount2("./1633", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16379] <... symlink resumed>) = 0 [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16379] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1633", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... openat resumed>) = 3 [pid 16379] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] fstat(3, [pid 16379] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16379] <... mprotect resumed>) = 0 [pid 3615] getdents64(3, [pid 16380] <... set_robust_list resumed>) = 0 [pid 16380] mkdirat(AT_FDCWD, "./file0", 000 [pid 16379] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1633/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1633/binderfs", [pid 16379] <... clone resumed>, parent_tid=[16381], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16381 [pid 16380] <... mkdirat resumed>) = 0 [pid 16379] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1633/binderfs" [pid 16379] <... futex resumed>) = 0 [pid 16380] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16378] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16380] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16378] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1633/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16378] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16381 attached [pid 16380] pipe2( [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16381] set_robust_list(0x7f1ab25529e0, 24 [pid 16380] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16381] <... set_robust_list resumed>) = 0 [pid 16380] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1633/file0", [pid 16381] mkdirat(AT_FDCWD, "./file0", 000 [pid 16380] <... futex resumed>) = 1 [pid 16378] <... futex resumed>) = 0 [pid 16381] <... mkdirat resumed>) = 0 [pid 16380] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16378] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16381] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16378] <... futex resumed>) = 0 [pid 3615] umount2("./1633/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16381] <... futex resumed>) = 1 [pid 16380] dup(4 [pid 16379] <... futex resumed>) = 0 [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16380] <... dup resumed>) = 5 [pid 16379] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1633/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16380] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16379] <... futex resumed>) = 0 [pid 16381] pipe2( [pid 16380] <... futex resumed>) = 1 [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16378] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16381] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16380] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16378] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16381] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16378] <... futex resumed>) = 0 [pid 16381] <... futex resumed>) = 1 [pid 16380] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16379] <... futex resumed>) = 0 [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16379] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16381] dup(4) = 5 [pid 16381] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 16379] <... futex resumed>) = 1 [pid 3615] getdents64(4, [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16379] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16381] <... futex resumed>) = 0 [pid 16379] <... futex resumed>) = 1 [pid 16381] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(4) = 0 [pid 3615] rmdir("./1633/file0" [pid 16380] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... rmdir resumed>) = 0 [pid 16380] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16380] <... futex resumed>) = 1 [pid 16378] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16380] write(5, NULL, 1840702809 [pid 16378] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 16380] <... write resumed>) = -1 EFAULT (Bad address) [pid 16378] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16380] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16378] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1633" [pid 16380] <... futex resumed>) = 0 [pid 16378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... rmdir resumed>) = 0 [pid 16380] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16378] exit_group(0 [pid 3615] mkdir("./1634", 0777 [pid 16380] <... futex resumed>) = ? [pid 16378] <... exit_group resumed>) = ? [pid 3615] <... mkdir resumed>) = 0 [pid 16380] +++ exited with 0 +++ [pid 16378] +++ exited with 0 +++ [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16378, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16382 [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3616] umount2("./1667", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1667/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1667/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1667/binderfs") = 0 [pid 3616] umount2("./1667/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1667/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1667/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16382 attached [pid 16381] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16382] set_robust_list(0x5555560b95e0, 24 [pid 3616] openat(AT_FDCWD, "./1667/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16382] <... set_robust_list resumed>) = 0 [pid 16381] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16382] chdir("./1634" [pid 16381] <... futex resumed>) = 1 [pid 16379] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 16382] <... chdir resumed>) = 0 [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16379] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16379] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16382] <... prctl resumed>) = 0 [pid 16381] write(5, NULL, 1840702809 [pid 16379] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16382] setpgid(0, 0 [pid 16381] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(4, [pid 16382] <... setpgid resumed>) = 0 [pid 16381] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16381] <... futex resumed>) = 1 [pid 16379] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16382] <... openat resumed>) = 3 [pid 16381] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16379] exit_group(0 [pid 3616] <... close resumed>) = 0 [pid 16382] write(3, "1000", 4 [pid 16381] <... futex resumed>) = ? [pid 16379] <... exit_group resumed>) = ? [pid 3616] rmdir("./1667/file0" [pid 16382] <... write resumed>) = 4 [pid 16381] +++ exited with 0 +++ [pid 16379] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 16382] close(3 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16379, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] getdents64(3, [pid 16382] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16382] symlink("/dev/binderfs", "./binderfs" [pid 3616] close(3 [pid 16382] <... symlink resumed>) = 0 [pid 3618] umount2("./1715", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1667" [pid 16382] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... rmdir resumed>) = 0 [pid 16382] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] fstat(3, [pid 3616] mkdir("./1668", 0777 [pid 16382] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16382] <... mprotect resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] <... mkdir resumed>) = 0 [pid 16382] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16383 attached [pid 3618] umount2("./1715/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16384 attached [pid 16383] set_robust_list(0x7f1ab25529e0, 24 [pid 16382] <... clone resumed>, parent_tid=[16383], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16383 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16384] set_robust_list(0x5555560b95e0, 24 [pid 16383] <... set_robust_list resumed>) = 0 [pid 16382] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1715/binderfs", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16384 [pid 16383] mkdirat(AT_FDCWD, "./file0", 000 [pid 16382] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16384] <... set_robust_list resumed>) = 0 [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] unlink("./1715/binderfs" [pid 16384] chdir("./1668" [pid 16383] <... mkdirat resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16383] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1715/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16383] <... futex resumed>) = 1 [pid 16382] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16383] pipe2( [pid 16382] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1715/file0", [pid 16384] <... chdir resumed>) = 0 [pid 16383] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16382] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16383] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1715/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16384] <... prctl resumed>) = 0 [pid 16383] <... futex resumed>) = 0 [pid 16382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16383] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16382] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1715/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16384] setpgid(0, 0 [pid 16383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16382] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16384] <... setpgid resumed>) = 0 [pid 16383] dup(4 [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(4, [pid 16383] <... dup resumed>) = 5 [pid 16384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16383] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16384] <... openat resumed>) = 3 [pid 16383] <... futex resumed>) = 1 [pid 16382] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16384] write(3, "1000", 4 [pid 16383] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16382] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16384] <... write resumed>) = 4 [pid 16383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16382] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16384] close(3 [pid 16383] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(4 [pid 16384] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1715/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 16384] symlink("/dev/binderfs", "./binderfs" [pid 3618] rmdir("./1715") = 0 [pid 3618] mkdir("./1716", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16385 ./strace-static-x86_64: Process 16385 attached [pid 16385] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16385] chdir("./1716") = 0 [pid 16385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16385] setpgid(0, 0) = 0 [pid 16385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16385] write(3, "1000", 4) = 4 [pid 16385] close(3) = 0 [pid 16385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16384] <... symlink resumed>) = 0 [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16385] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16384] <... mmap resumed>) = 0x7f1ab2532000 [pid 16385] <... mprotect resumed>) = 0 [pid 16384] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16385] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16384] <... mprotect resumed>) = 0 [pid 16384] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16387], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16387 [pid 16384] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16385] <... clone resumed>, parent_tid=[16386], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16386 [pid 16384] <... futex resumed>) = 0 [pid 16385] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16385] <... futex resumed>) = 0 [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16387 attached [pid 16387] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16387] mkdirat(AT_FDCWD, "./file0", 000 [pid 16383] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16383] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16382] <... futex resumed>) = 0 [pid 16383] <... futex resumed>) = 1 [pid 16383] write(5, NULL, 1840702809 [pid 16382] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16383] <... write resumed>) = -1 EFAULT (Bad address) [pid 16382] <... futex resumed>) = 0 [pid 16387] <... mkdirat resumed>) = 0 [pid 16383] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16382] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16387] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16383] <... futex resumed>) = 0 [pid 16382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16387] <... futex resumed>) = 1 [pid 16383] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16382] exit_group(0 [pid 16384] <... futex resumed>) = 0 [pid 16382] <... exit_group resumed>) = ? [pid 16384] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16383] <... futex resumed>) = ? [pid 16384] <... futex resumed>) = 0 [pid 16387] pipe2( [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16387] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16387] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16384] <... futex resumed>) = 0 [pid 16387] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16384] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16384] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16386 attached [pid 16387] dup(4 [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16383] +++ exited with 0 +++ [pid 16382] +++ exited with 0 +++ [pid 16387] <... dup resumed>) = 5 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16382, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16387] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16386] set_robust_list(0x7f1ab25529e0, 24 [pid 16387] <... futex resumed>) = 1 [pid 16386] <... set_robust_list resumed>) = 0 [pid 16384] <... futex resumed>) = 0 [pid 16387] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16386] mkdirat(AT_FDCWD, "./file0", 000 [pid 16384] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16386] <... mkdirat resumed>) = 0 [pid 16384] <... futex resumed>) = 0 [pid 16387] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16386] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16386] <... futex resumed>) = 1 [pid 16385] <... futex resumed>) = 0 [pid 16386] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16385] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16385] <... futex resumed>) = 0 [pid 16386] pipe2( [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1634", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16386] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16386] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16386] <... futex resumed>) = 1 [pid 16385] <... futex resumed>) = 0 [pid 16386] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16385] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1634", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16385] <... futex resumed>) = 0 [pid 16386] dup(4 [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 16386] <... dup resumed>) = 5 [pid 16386] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16385] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16386] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16385] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16385] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16386] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1634/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1634/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1634/binderfs") = 0 [pid 3615] umount2("./1634/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16387] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] lstat("./1634/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1634/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16387] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1634/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16386] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16384] <... futex resumed>) = 0 [pid 16387] <... futex resumed>) = 1 [pid 3615] getdents64(4, [pid 16387] write(5, NULL, 1840702809 [pid 16386] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16384] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16387] <... write resumed>) = -1 EFAULT (Bad address) [pid 16386] <... futex resumed>) = 1 [pid 16385] <... futex resumed>) = 0 [pid 16384] <... futex resumed>) = 0 [pid 3615] close(4 [pid 16387] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16386] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16385] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16384] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16387] <... futex resumed>) = 0 [pid 16386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16385] <... futex resumed>) = 0 [pid 16384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] rmdir("./1634/file0" [pid 16387] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16386] write(5, NULL, 1840702809 [pid 16385] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16384] exit_group(0 [pid 3615] <... rmdir resumed>) = 0 [pid 16387] <... futex resumed>) = ? [pid 16386] <... write resumed>) = -1 EFAULT (Bad address) [pid 16384] <... exit_group resumed>) = ? [pid 3615] getdents64(3, [pid 16387] +++ exited with 0 +++ [pid 16386] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16384] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16386] <... futex resumed>) = 1 [pid 16385] <... futex resumed>) = 0 [pid 3615] close(3 [pid 16386] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16385] exit_group(0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16384, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16386] <... futex resumed>) = ? [pid 16385] <... exit_group resumed>) = ? [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... close resumed>) = 0 [pid 16386] +++ exited with 0 +++ [pid 3616] <... restart_syscall resumed>) = 0 [pid 3616] umount2("./1668", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16385] +++ exited with 0 +++ [pid 3616] openat(AT_FDCWD, "./1668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] rmdir("./1634" [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1668/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] mkdir("./1635", 0777 [pid 3618] umount2("./1716", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1668/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1668/binderfs" [pid 3615] <... mkdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... unlink resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] openat(AT_FDCWD, "./1716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1668/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1668/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1668/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16388 [pid 3618] fstat(3, [pid 3616] openat(AT_FDCWD, "./1668/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3618] getdents64(3, [pid 3616] fstat(4, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1716/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 16388 attached [pid 3618] lstat("./1716/binderfs", [pid 3616] getdents64(4, [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] unlink("./1716/binderfs" [pid 3616] close(4) = 0 [pid 3616] rmdir("./1668/file0" [pid 3618] <... unlink resumed>) = 0 [pid 16388] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] umount2("./1716/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 16388] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] lstat("./1716/file0", [pid 3616] close(3 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 16388] chdir("./1635" [pid 3618] umount2("./1716/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1668" [pid 16388] <... chdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 16388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] openat(AT_FDCWD, "./1716/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] mkdir("./1669", 0777 [pid 16388] <... prctl resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... mkdir resumed>) = 0 [pid 16388] setpgid(0, 0 [pid 3618] fstat(4, [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16389 attached [pid 16388] <... setpgid resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16389 [pid 16388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16388] <... openat resumed>) = 3 [pid 3618] getdents64(4, [pid 16388] write(3, "1000", 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16388] <... write resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 16388] close(3 [pid 3618] rmdir("./1716/file0" [pid 16389] set_robust_list(0x5555560b95e0, 24 [pid 16388] <... close resumed>) = 0 [pid 16389] <... set_robust_list resumed>) = 0 [pid 16388] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... rmdir resumed>) = 0 [pid 16389] chdir("./1669" [pid 16388] <... symlink resumed>) = 0 [pid 3618] getdents64(3, [pid 16389] <... chdir resumed>) = 0 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16388] <... futex resumed>) = 0 [pid 16388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] close(3 [pid 16388] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... close resumed>) = 0 [pid 16389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16388] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] rmdir("./1716" [pid 16389] <... prctl resumed>) = 0 [pid 16388] <... mprotect resumed>) = 0 [pid 16389] setpgid(0, 0) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16388] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] mkdir("./1717", 0777 [pid 16389] <... openat resumed>) = 3 [pid 16389] write(3, "1000", 4) = 4 [pid 16389] close(3) = 0 [pid 16388] <... clone resumed>, parent_tid=[16390], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16390 [pid 3618] <... mkdir resumed>) = 0 [pid 16389] symlink("/dev/binderfs", "./binderfs" [pid 16388] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16390 attached [pid 16389] <... symlink resumed>) = 0 [pid 16388] <... futex resumed>) = 0 [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16389] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16389] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16391 ./strace-static-x86_64: Process 16392 attached [pid 16390] set_robust_list(0x7f1ab25529e0, 24 [pid 16389] <... clone resumed>, parent_tid=[16392], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16392 [pid 16390] <... set_robust_list resumed>) = 0 [pid 16389] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16390] mkdirat(AT_FDCWD, "./file0", 000 [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16391 attached [pid 16391] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16392] set_robust_list(0x7f1ab25529e0, 24 [pid 16391] chdir("./1717" [pid 16390] <... mkdirat resumed>) = 0 [pid 16391] <... chdir resumed>) = 0 [pid 16390] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16388] <... futex resumed>) = 0 [pid 16391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16390] pipe2( [pid 16388] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] <... prctl resumed>) = 0 [pid 16388] <... futex resumed>) = 0 [pid 16391] setpgid(0, 0 [pid 16390] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16391] <... setpgid resumed>) = 0 [pid 16390] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] <... set_robust_list resumed>) = 0 [pid 16391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16390] <... futex resumed>) = 1 [pid 16388] <... futex resumed>) = 0 [pid 16391] <... openat resumed>) = 3 [pid 16390] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16388] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] mkdirat(AT_FDCWD, "./file0", 000 [pid 16391] write(3, "1000", 4 [pid 16390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16388] <... futex resumed>) = 0 [pid 16391] <... write resumed>) = 4 [pid 16390] dup(4 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16391] close(3 [pid 16390] <... dup resumed>) = 5 [pid 16392] <... mkdirat resumed>) = 0 [pid 16391] <... close resumed>) = 0 [pid 16390] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] symlink("/dev/binderfs", "./binderfs" [pid 16390] <... futex resumed>) = 1 [pid 16388] <... futex resumed>) = 0 [pid 16392] <... futex resumed>) = 1 [pid 16391] <... symlink resumed>) = 0 [pid 16390] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16389] <... futex resumed>) = 0 [pid 16388] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16389] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16388] <... futex resumed>) = 0 [pid 16392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16391] <... futex resumed>) = 0 [pid 16390] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16389] <... futex resumed>) = 0 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16392] pipe2( [pid 16391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16391] <... mmap resumed>) = 0x7f1ab2532000 [pid 16391] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16391] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16393], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16393 [pid 16391] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16393 attached [pid 16393] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16393] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16393] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] <... futex resumed>) = 0 [pid 16391] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16393] <... futex resumed>) = 1 [pid 16393] pipe2([3, 4], 0) = 0 [pid 16393] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16392] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] <... futex resumed>) = 0 [pid 16391] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16393] <... futex resumed>) = 1 [pid 16393] dup(4) = 5 [pid 16393] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16392] <... futex resumed>) = 1 [pid 16391] <... futex resumed>) = 0 [pid 16389] <... futex resumed>) = 0 [pid 16393] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16391] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16389] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] <... futex resumed>) = 0 [pid 16389] <... futex resumed>) = 0 [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16392] dup(4) = 5 [pid 16392] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16389] <... futex resumed>) = 0 [pid 16392] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16390] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16389] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16390] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16389] <... futex resumed>) = 0 [pid 16392] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16390] <... futex resumed>) = 1 [pid 16388] <... futex resumed>) = 0 [pid 16390] write(5, NULL, 1840702809 [pid 16388] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16390] <... write resumed>) = -1 EFAULT (Bad address) [pid 16388] <... futex resumed>) = 0 [pid 16390] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16388] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16390] <... futex resumed>) = 0 [pid 16388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16390] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16388] exit_group(0) = ? [pid 16390] <... futex resumed>) = ? [pid 16390] +++ exited with 0 +++ [pid 16388] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16388, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1635", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1635", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1635/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1635/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1635/binderfs") = 0 [pid 3615] umount2("./1635/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1635/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16392] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] umount2("./1635/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16393] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16392] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16393] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] <... futex resumed>) = 1 [pid 16389] <... futex resumed>) = 0 [pid 16393] <... futex resumed>) = 1 [pid 16392] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16391] <... futex resumed>) = 0 [pid 16389] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1635/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16393] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16391] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16389] <... futex resumed>) = 0 [pid 16393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16393] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16392] write(5, NULL, 1840702809 [pid 16391] <... futex resumed>) = 0 [pid 16389] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 4 [pid 16393] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16392] <... write resumed>) = -1 EFAULT (Bad address) [pid 16391] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(4, [pid 16393] <... futex resumed>) = 0 [pid 16392] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16393] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16392] <... futex resumed>) = 1 [pid 16391] exit_group(0 [pid 16389] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16393] <... futex resumed>) = ? [pid 16392] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16391] <... exit_group resumed>) = ? [pid 16389] exit_group(0 [pid 3615] getdents64(4, [pid 16393] +++ exited with 0 +++ [pid 16389] <... exit_group resumed>) = ? [pid 16392] <... futex resumed>) = ? [pid 16391] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16391, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] umount2("./1717", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16392] +++ exited with 0 +++ [pid 16389] +++ exited with 0 +++ [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 3618] openat(AT_FDCWD, "./1717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16389, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... openat resumed>) = 3 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3618] fstat(3, [pid 3615] close(4 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] rmdir("./1635/file0" [pid 3616] umount2("./1669", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3618] umount2("./1717/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1717/binderfs", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] fstat(3, [pid 3615] close(3 [pid 3618] unlink("./1717/binderfs" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3615] rmdir("./1635" [pid 3618] umount2("./1717/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] mkdir("./1636", 0777 [pid 3616] umount2("./1669/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1717/file0", [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] lstat("./1669/binderfs", [pid 3618] umount2("./1717/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16394 attached ) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] openat(AT_FDCWD, "./1717/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] unlink("./1669/binderfs" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16394 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... unlink resumed>) = 0 [pid 3618] fstat(4, [pid 3616] umount2("./1669/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16394] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(4, [pid 3616] lstat("./1669/file0", [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16394] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(4, [pid 3616] umount2("./1669/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] close(4 [pid 3616] openat(AT_FDCWD, "./1669/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16394] chdir("./1636" [pid 3618] rmdir("./1717/file0" [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 16394] <... chdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16394] <... prctl resumed>) = 0 [pid 3618] close(3 [pid 3616] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] rmdir("./1669/file0" [pid 16394] setpgid(0, 0 [pid 3618] rmdir("./1717" [pid 3616] <... rmdir resumed>) = 0 [pid 16394] <... setpgid resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] mkdir("./1718", 0777 [pid 3616] rmdir("./1669" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] mkdir("./1670", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16394] <... openat resumed>) = 3 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16395 [pid 16394] write(3, "1000", 4 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16396 [pid 16394] <... write resumed>) = 4 [pid 16394] close(3) = 0 [pid 16394] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 16395 attached [pid 16395] set_robust_list(0x5555560b95e0, 24 [pid 16394] <... symlink resumed>) = 0 [pid 16395] <... set_robust_list resumed>) = 0 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16394] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16395] chdir("./1718" [pid 16394] <... mprotect resumed>) = 0 [pid 16395] <... chdir resumed>) = 0 [pid 16394] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16395] setpgid(0, 0) = 0 [pid 16394] <... clone resumed>, parent_tid=[16397], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16397 [pid 16395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16394] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16396 attached ) = 0 [pid 16396] set_robust_list(0x5555560b95e0, 24 [pid 16395] <... openat resumed>) = 3 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16396] <... set_robust_list resumed>) = 0 [pid 16395] write(3, "1000", 4) = 4 [pid 16396] chdir("./1670" [pid 16395] close(3) = 0 [pid 16395] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 16397 attached [pid 16396] <... chdir resumed>) = 0 [pid 16395] <... symlink resumed>) = 0 [pid 16397] set_robust_list(0x7f1ab25529e0, 24 [pid 16396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16397] <... set_robust_list resumed>) = 0 [pid 16395] <... futex resumed>) = 0 [pid 16397] mkdirat(AT_FDCWD, "./file0", 000 [pid 16395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16397] <... mkdirat resumed>) = 0 [pid 16396] <... prctl resumed>) = 0 [pid 16395] <... mmap resumed>) = 0x7f1ab2532000 [pid 16397] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] setpgid(0, 0 [pid 16395] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16397] <... futex resumed>) = 1 [pid 16396] <... setpgid resumed>) = 0 [pid 16395] <... mprotect resumed>) = 0 [pid 16394] <... futex resumed>) = 0 [pid 16397] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16395] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16394] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16394] <... futex resumed>) = 0 [pid 16397] pipe2( [pid 16395] <... clone resumed>, parent_tid=[16398], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16398 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16397] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16396] <... openat resumed>) = 3 [pid 16395] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16397] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] write(3, "1000", 4 [pid 16395] <... futex resumed>) = 0 [pid 16397] <... futex resumed>) = 1 [pid 16396] <... write resumed>) = 4 [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16394] <... futex resumed>) = 0 [pid 16397] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16396] close(3 [pid 16394] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16397] dup(4 [pid 16396] <... close resumed>) = 0 [pid 16394] <... futex resumed>) = 0 [pid 16397] <... dup resumed>) = 5 [pid 16396] symlink("/dev/binderfs", "./binderfs" [pid 16397] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16397] <... futex resumed>) = 0 [pid 16397] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16396] <... symlink resumed>) = 0 [pid 16394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16394] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16397] <... futex resumed>) = 0 [pid 16396] <... futex resumed>) = 0 [pid 16394] <... futex resumed>) = 1 [pid 16397] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16398 attached [pid 16396] <... mmap resumed>) = 0x7f1ab2532000 [pid 16398] set_robust_list(0x7f1ab25529e0, 24 [pid 16396] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16398] <... set_robust_list resumed>) = 0 [pid 16396] <... mprotect resumed>) = 0 [pid 16398] mkdirat(AT_FDCWD, "./file0", 000 [pid 16396] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16398] <... mkdirat resumed>) = 0 [pid 16396] <... clone resumed>, parent_tid=[16399], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16399 [pid 16396] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16398] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16395] <... futex resumed>) = 0 [pid 16398] pipe2( [pid 16395] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16398] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16395] <... futex resumed>) = 0 [pid 16398] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16399 attached [pid 16398] <... futex resumed>) = 0 [pid 16395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16399] set_robust_list(0x7f1ab25529e0, 24 [pid 16398] dup(4 [pid 16395] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16399] <... set_robust_list resumed>) = 0 [pid 16398] <... dup resumed>) = 5 [pid 16395] <... futex resumed>) = 0 [pid 16399] mkdirat(AT_FDCWD, "./file0", 000 [pid 16398] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16399] <... mkdirat resumed>) = 0 [pid 16398] <... futex resumed>) = 0 [pid 16395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16399] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16398] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16395] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16399] <... futex resumed>) = 1 [pid 16398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16396] <... futex resumed>) = 0 [pid 16395] <... futex resumed>) = 0 [pid 16399] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16398] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16396] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16397] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16396] <... futex resumed>) = 0 [pid 16397] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16397] <... futex resumed>) = 1 [pid 16394] <... futex resumed>) = 0 [pid 16399] pipe2( [pid 16397] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16394] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16399] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16394] <... futex resumed>) = 0 [pid 16397] write(5, NULL, 1840702809 [pid 16394] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16399] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16397] <... write resumed>) = -1 EFAULT (Bad address) [pid 16397] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16394] <... futex resumed>) = 0 [pid 16397] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16394] exit_group(0 [pid 16397] <... futex resumed>) = ? [pid 16394] <... exit_group resumed>) = ? [pid 16397] +++ exited with 0 +++ [pid 16394] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16394, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./1636", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1636", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16399] <... futex resumed>) = 1 [pid 16396] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16396] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 16399] dup(4 [pid 16398] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16396] <... futex resumed>) = 0 [pid 16399] <... dup resumed>) = 5 [pid 16398] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16399] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16398] <... futex resumed>) = 1 [pid 16395] <... futex resumed>) = 0 [pid 16399] <... futex resumed>) = 0 [pid 16398] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16395] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16399] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16396] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16395] <... futex resumed>) = 0 [pid 16399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16398] write(5, NULL, 1840702809 [pid 16396] <... futex resumed>) = 0 [pid 16395] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16399] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16398] <... write resumed>) = -1 EFAULT (Bad address) [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1636/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16398] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1636/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1636/binderfs" [pid 16398] <... futex resumed>) = 1 [pid 16395] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16398] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16395] exit_group(0 [pid 3615] umount2("./1636/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16398] <... futex resumed>) = ? [pid 16395] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1636/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16398] +++ exited with 0 +++ [pid 16395] +++ exited with 0 +++ [pid 3615] umount2("./1636/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16395, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] openat(AT_FDCWD, "./1636/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... openat resumed>) = 4 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3615] fstat(4, [pid 16399] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16399] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16399] <... futex resumed>) = 1 [pid 16396] <... futex resumed>) = 0 [pid 3618] umount2("./1718", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16399] write(5, NULL, 1840702809 [pid 16396] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16399] <... write resumed>) = -1 EFAULT (Bad address) [pid 16396] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] getdents64(4, [pid 16399] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16396] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 16399] <... futex resumed>) = 0 [pid 16396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] fstat(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16399] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16396] exit_group(0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] close(4 [pid 16399] <... futex resumed>) = ? [pid 16396] <... exit_group resumed>) = ? [pid 16399] +++ exited with 0 +++ [pid 3618] getdents64(3, [pid 3615] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1718/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16396] +++ exited with 0 +++ [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1636/file0" [pid 3618] lstat("./1718/binderfs", [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16396, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1718/binderfs" [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] umount2("./1670", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3618] umount2("./1718/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] lstat("./1718/file0", [pid 3616] <... openat resumed>) = 3 [pid 3615] close(3 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] fstat(3, [pid 3618] umount2("./1718/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3615] rmdir("./1636" [pid 3618] openat(AT_FDCWD, "./1718/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 4 [pid 3616] umount2("./1670/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] lstat("./1670/binderfs", [pid 3615] mkdir("./1637", 0777 [pid 3618] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] unlink("./1670/binderfs" [pid 3618] getdents64(4, [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1670/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] close(4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] lstat("./1670/file0", [pid 3618] rmdir("./1718/file0" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1670/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16400 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1670/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] close(3 [pid 3616] <... openat resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 3616] fstat(4, [pid 3618] rmdir("./1718" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16400 attached [pid 3618] <... rmdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3618] mkdir("./1719", 0777 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16400] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16400] <... set_robust_list resumed>) = 0 [pid 3616] close(4 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16401 [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1670/file0" [pid 16400] chdir("./1637" [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16400] <... chdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 16400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1670"./strace-static-x86_64: Process 16401 attached [pid 16400] <... prctl resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1671", 0777 [pid 16400] setpgid(0, 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16400] <... setpgid resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16402 attached [pid 16401] set_robust_list(0x5555560b95e0, 24 [pid 16400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16402 [pid 16400] <... openat resumed>) = 3 [pid 16402] set_robust_list(0x5555560b95e0, 24 [pid 16401] <... set_robust_list resumed>) = 0 [pid 16400] write(3, "1000", 4 [pid 16402] <... set_robust_list resumed>) = 0 [pid 16400] <... write resumed>) = 4 [pid 16402] chdir("./1671" [pid 16401] chdir("./1719" [pid 16400] close(3 [pid 16402] <... chdir resumed>) = 0 [pid 16401] <... chdir resumed>) = 0 [pid 16400] <... close resumed>) = 0 [pid 16402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16401] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16400] symlink("/dev/binderfs", "./binderfs" [pid 16402] <... prctl resumed>) = 0 [pid 16402] setpgid(0, 0 [pid 16400] <... symlink resumed>) = 0 [pid 16401] <... prctl resumed>) = 0 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16402] <... setpgid resumed>) = 0 [pid 16400] <... futex resumed>) = 0 [pid 16401] setpgid(0, 0 [pid 16402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16402] <... openat resumed>) = 3 [pid 16401] <... setpgid resumed>) = 0 [pid 16400] <... mmap resumed>) = 0x7f1ab2532000 [pid 16402] write(3, "1000", 4) = 4 [pid 16401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16400] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16402] close(3) = 0 [pid 16401] <... openat resumed>) = 3 [pid 16400] <... mprotect resumed>) = 0 [pid 16402] symlink("/dev/binderfs", "./binderfs" [pid 16401] write(3, "1000", 4 [pid 16402] <... symlink resumed>) = 0 [pid 16400] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16401] <... write resumed>) = 4 [pid 16402] <... futex resumed>) = 0 [pid 16401] close(3 [pid 16400] <... clone resumed>, parent_tid=[16403], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16403 [pid 16402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16401] <... close resumed>) = 0 [pid 16400] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16402] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16401] symlink("/dev/binderfs", "./binderfs" [pid 16400] <... futex resumed>) = 0 [pid 16402] <... mprotect resumed>) = 0 [pid 16402] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16401] <... symlink resumed>) = 0 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16402] <... clone resumed>, parent_tid=[16404], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16404 [pid 16401] <... futex resumed>) = 0 [pid 16402] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16402] <... futex resumed>) = 0 [pid 16401] <... mmap resumed>) = 0x7f1ab2532000 [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16401] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 16403 attached ) = 0 [pid 16403] set_robust_list(0x7f1ab25529e0, 24 [pid 16401] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16403] <... set_robust_list resumed>) = 0 [pid 16403] mkdirat(AT_FDCWD, "./file0", 000./strace-static-x86_64: Process 16405 attached ) = 0 [pid 16403] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16401] <... clone resumed>, parent_tid=[16405], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16405 [pid 16401] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16404 attached [pid 16403] <... futex resumed>) = 1 [pid 16400] <... futex resumed>) = 0 [pid 16404] set_robust_list(0x7f1ab25529e0, 24 [pid 16403] pipe2( [pid 16400] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16404] <... set_robust_list resumed>) = 0 [pid 16403] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16400] <... futex resumed>) = 0 [pid 16404] mkdirat(AT_FDCWD, "./file0", 000 [pid 16403] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16405] set_robust_list(0x7f1ab25529e0, 24 [pid 16404] <... mkdirat resumed>) = 0 [pid 16403] <... futex resumed>) = 0 [pid 16400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16404] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16403] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16400] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16405] <... set_robust_list resumed>) = 0 [pid 16404] <... futex resumed>) = 1 [pid 16403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16402] <... futex resumed>) = 0 [pid 16400] <... futex resumed>) = 0 [pid 16405] mkdirat(AT_FDCWD, "./file0", 000 [pid 16404] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16403] dup(4 [pid 16402] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16403] <... dup resumed>) = 5 [pid 16402] <... futex resumed>) = 0 [pid 16404] pipe2( [pid 16403] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16405] <... mkdirat resumed>) = 0 [pid 16404] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16403] <... futex resumed>) = 1 [pid 16400] <... futex resumed>) = 0 [pid 16405] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16404] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16403] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16400] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16405] <... futex resumed>) = 1 [pid 16404] <... futex resumed>) = 1 [pid 16403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16402] <... futex resumed>) = 0 [pid 16401] <... futex resumed>) = 0 [pid 16400] <... futex resumed>) = 0 [pid 16405] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16404] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16403] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16402] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16401] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16402] <... futex resumed>) = 0 [pid 16405] pipe2( [pid 16404] dup(4 [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16401] <... futex resumed>) = 0 [pid 16405] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16404] <... dup resumed>) = 5 [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16404] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16402] <... futex resumed>) = 0 [pid 16405] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16404] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16402] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16402] <... futex resumed>) = 0 [pid 16404] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16405] <... futex resumed>) = 1 [pid 16401] <... futex resumed>) = 0 [pid 16401] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16405] dup(4 [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16405] <... dup resumed>) = 5 [pid 16405] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16401] <... futex resumed>) = 0 [pid 16401] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16403] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16403] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16400] <... futex resumed>) = 0 [pid 16405] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16403] write(5, NULL, 1840702809 [pid 16400] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16403] <... write resumed>) = -1 EFAULT (Bad address) [pid 16400] <... futex resumed>) = 0 [pid 16403] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16400] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16403] <... futex resumed>) = 0 [pid 16400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16403] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16400] exit_group(0 [pid 16403] <... futex resumed>) = ? [pid 16400] <... exit_group resumed>) = ? [pid 16403] +++ exited with 0 +++ [pid 16400] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16400, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./1637", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16404] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] openat(AT_FDCWD, "./1637", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16404] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1637/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16404] <... futex resumed>) = 1 [pid 16402] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16404] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16402] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1637/binderfs", [pid 16404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16402] <... futex resumed>) = 0 [pid 16404] write(5, NULL, 1840702809 [pid 16402] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16404] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] unlink("./1637/binderfs" [pid 16404] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16404] <... futex resumed>) = 1 [pid 16402] <... futex resumed>) = 0 [pid 3615] umount2("./1637/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16404] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16402] exit_group(0 [pid 16404] <... futex resumed>) = ? [pid 16402] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16405] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16404] +++ exited with 0 +++ [pid 16402] +++ exited with 0 +++ [pid 3615] lstat("./1637/file0", [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16402, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1637/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16405] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1671", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] openat(AT_FDCWD, "./1637/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16405] <... futex resumed>) = 1 [pid 3615] <... openat resumed>) = 4 [pid 16401] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16401] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 3616] <... openat resumed>) = 3 [pid 16401] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16401] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16405] write(5, NULL, 1840702809 [pid 3615] getdents64(4, [pid 16405] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(3, [pid 16405] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16405] <... futex resumed>) = 1 [pid 16405] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16401] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(4, [pid 16401] exit_group(0 [pid 3616] umount2("./1671/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16405] <... futex resumed>) = ? [pid 16401] <... exit_group resumed>) = ? [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16405] +++ exited with 0 +++ [pid 3615] close(4 [pid 3616] lstat("./1671/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1671/binderfs" [pid 16401] +++ exited with 0 +++ [pid 3616] <... unlink resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16401, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] umount2("./1671/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1637/file0" [pid 3616] lstat("./1671/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1671/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1719", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1671/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] openat(AT_FDCWD, "./1719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... openat resumed>) = 4 [pid 3615] getdents64(3, [pid 3618] <... openat resumed>) = 3 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] fstat(3, [pid 3616] getdents64(4, [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] close(3 [pid 3616] getdents64(4, [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] close(4 [pid 3615] rmdir("./1637" [pid 3618] umount2("./1719/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1671/file0" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] lstat("./1719/binderfs", [pid 3616] getdents64(3, [pid 3615] mkdir("./1638", 0777 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1671" [pid 3618] unlink("./1719/binderfs" [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] mkdir("./1672", 0777 [pid 3618] <... unlink resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] umount2("./1719/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1719/file0", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16407 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16406 [pid 3618] umount2("./1719/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1719/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16407 attached ) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16407] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16407] <... set_robust_list resumed>) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1719/file0" [pid 16407] chdir("./1672" [pid 3618] <... rmdir resumed>) = 0 [pid 16407] <... chdir resumed>) = 0 [pid 3618] getdents64(3, [pid 16407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 ./strace-static-x86_64: Process 16406 attached [pid 16407] setpgid(0, 0 [pid 3618] rmdir("./1719" [pid 16407] <... setpgid resumed>) = 0 [pid 16407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] <... rmdir resumed>) = 0 [pid 16407] write(3, "1000", 4 [pid 16406] set_robust_list(0x5555560b95e0, 24 [pid 3618] mkdir("./1720", 0777 [pid 16407] <... write resumed>) = 4 [pid 16407] close(3) = 0 [pid 16407] symlink("/dev/binderfs", "./binderfs" [pid 16406] <... set_robust_list resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16407] <... symlink resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16407] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16406] chdir("./1638" [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16408 [pid 16407] <... mprotect resumed>) = 0 [pid 16406] <... chdir resumed>) = 0 [pid 16407] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16407] <... clone resumed>, parent_tid=[16409], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16409 [pid 16406] <... prctl resumed>) = 0 [pid 16407] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16406] setpgid(0, 0 [pid 16407] <... futex resumed>) = 0 [pid 16406] <... setpgid resumed>) = 0 [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16409 attached ./strace-static-x86_64: Process 16408 attached [pid 16406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16409] set_robust_list(0x7f1ab25529e0, 24 [pid 16406] <... openat resumed>) = 3 [pid 16406] write(3, "1000", 4 [pid 16408] set_robust_list(0x5555560b95e0, 24 [pid 16406] <... write resumed>) = 4 [pid 16406] close(3) = 0 [pid 16406] symlink("/dev/binderfs", "./binderfs" [pid 16409] <... set_robust_list resumed>) = 0 [pid 16409] mkdirat(AT_FDCWD, "./file0", 000 [pid 16408] <... set_robust_list resumed>) = 0 [pid 16406] <... symlink resumed>) = 0 [pid 16408] chdir("./1720" [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] <... mkdirat resumed>) = 0 [pid 16408] <... chdir resumed>) = 0 [pid 16406] <... futex resumed>) = 0 [pid 16409] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16409] <... futex resumed>) = 1 [pid 16408] <... prctl resumed>) = 0 [pid 16407] <... futex resumed>) = 0 [pid 16406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16409] pipe2( [pid 16408] setpgid(0, 0 [pid 16407] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16408] <... setpgid resumed>) = 0 [pid 16407] <... futex resumed>) = 0 [pid 16406] <... mmap resumed>) = 0x7f1ab2532000 [pid 16409] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16406] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16409] <... futex resumed>) = 0 [pid 16408] <... openat resumed>) = 3 [pid 16407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16406] <... mprotect resumed>) = 0 [pid 16409] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] write(3, "1000", 4 [pid 16407] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16406] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16408] <... write resumed>) = 4 [pid 16407] <... futex resumed>) = 0 [pid 16409] dup(4 [pid 16408] close(3 [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16406] <... clone resumed>, parent_tid=[16410], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16410 [pid 16409] <... dup resumed>) = 5 [pid 16408] <... close resumed>) = 0 [pid 16406] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16408] symlink("/dev/binderfs", "./binderfs" [pid 16406] <... futex resumed>) = 0 [pid 16409] <... futex resumed>) = 1 [pid 16408] <... symlink resumed>) = 0 [pid 16407] <... futex resumed>) = 0 [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16409] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16407] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16408] <... futex resumed>) = 0 [pid 16407] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16410 attached [pid 16409] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16410] set_robust_list(0x7f1ab25529e0, 24 [pid 16408] <... mmap resumed>) = 0x7f1ab2532000 [pid 16410] <... set_robust_list resumed>) = 0 [pid 16408] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16410] mkdirat(AT_FDCWD, "./file0", 000 [pid 16408] <... mprotect resumed>) = 0 [pid 16410] <... mkdirat resumed>) = 0 [pid 16408] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16410] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16408] <... clone resumed>, parent_tid=[16411], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16411 [pid 16410] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16406] <... futex resumed>) = 0 [pid 16408] <... futex resumed>) = 0 [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16411 attached [pid 16411] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16411] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16406] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16410] <... futex resumed>) = 0 [pid 16406] <... futex resumed>) = 1 [pid 16410] pipe2( [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16410] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16410] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16406] <... futex resumed>) = 0 [pid 16410] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16406] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16406] <... futex resumed>) = 0 [pid 16411] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16410] dup(4 [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16411] <... futex resumed>) = 1 [pid 16410] <... dup resumed>) = 5 [pid 16408] <... futex resumed>) = 0 [pid 16411] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16410] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16408] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16410] <... futex resumed>) = 1 [pid 16409] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16408] <... futex resumed>) = 0 [pid 16406] <... futex resumed>) = 0 [pid 16411] pipe2( [pid 16410] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16409] <... futex resumed>) = 1 [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16407] <... futex resumed>) = 0 [pid 16406] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16411] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16409] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16407] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16406] <... futex resumed>) = 0 [pid 16411] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16410] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16407] <... futex resumed>) = 0 [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16411] <... futex resumed>) = 1 [pid 16409] write(5, NULL, 1840702809 [pid 16408] <... futex resumed>) = 0 [pid 16407] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16409] <... write resumed>) = -1 EFAULT (Bad address) [pid 16409] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16408] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16409] <... futex resumed>) = 0 [pid 16409] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] <... futex resumed>) = 0 [pid 16407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16411] dup(4 [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16407] exit_group(0 [pid 16411] <... dup resumed>) = 5 [pid 16409] <... futex resumed>) = ? [pid 16407] <... exit_group resumed>) = ? [pid 16409] +++ exited with 0 +++ [pid 16411] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16407] +++ exited with 0 +++ [pid 16411] <... futex resumed>) = 1 [pid 16408] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16407, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16411] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16408] <... futex resumed>) = 0 [pid 16411] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1672", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16410] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16410] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16410] <... futex resumed>) = 1 [pid 16406] <... futex resumed>) = 0 [pid 16410] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16406] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16406] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16410] write(5, NULL, 1840702809 [pid 16406] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16410] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16410] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16410] <... futex resumed>) = 1 [pid 16406] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16410] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16406] exit_group(0 [pid 3616] umount2("./1672/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16410] <... futex resumed>) = ? [pid 16406] <... exit_group resumed>) = ? [pid 16410] +++ exited with 0 +++ [pid 16406] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16406, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1638", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1638", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1638/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1672/binderfs", [pid 3615] lstat("./1638/binderfs", [pid 16411] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16411] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] unlink("./1672/binderfs" [pid 3615] unlink("./1638/binderfs" [pid 16411] <... futex resumed>) = 1 [pid 16408] <... futex resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16411] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1672/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 16411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16408] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16411] write(5, NULL, 1840702809 [pid 16408] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] lstat("./1672/file0", [pid 3615] umount2("./1638/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16411] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16411] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1672/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16411] <... futex resumed>) = 1 [pid 16408] <... futex resumed>) = 0 [pid 3615] lstat("./1638/file0", [pid 16411] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16408] exit_group(0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16411] <... futex resumed>) = ? [pid 16408] <... exit_group resumed>) = ? [pid 3616] openat(AT_FDCWD, "./1672/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1638/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16411] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1638/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, [pid 16408] +++ exited with 0 +++ [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16408, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... openat resumed>) = 4 [pid 3615] getdents64(4, [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] fstat(4, [pid 3615] getdents64(4, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(4, [pid 3615] close(4 [pid 3618] umount2("./1720", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, [pid 3615] rmdir("./1638/file0" [pid 3618] openat(AT_FDCWD, "./1720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] close(4 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] fstat(3, [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] rmdir("./1672/file0" [pid 3618] getdents64(3, [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3618] umount2("./1720/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] lstat("./1720/binderfs", [pid 3616] rmdir("./1672" [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1638" [pid 3616] mkdir("./1673", 0777 [pid 3618] unlink("./1720/binderfs" [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... unlink resumed>) = 0 [pid 3615] mkdir("./1639", 0777 [pid 3618] umount2("./1720/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16412 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] lstat("./1720/file0", ./strace-static-x86_64: Process 16412 attached [pid 16412] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16413 [pid 3618] umount2("./1720/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1720/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16412] <... set_robust_list resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 16412] chdir("./1673" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1720/file0" [pid 16412] <... chdir resumed>) = 0 [pid 16412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16412] setpgid(0, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 16412] <... setpgid resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] close(3./strace-static-x86_64: Process 16413 attached [pid 16412] <... openat resumed>) = 3 [pid 3618] <... close resumed>) = 0 [pid 16412] write(3, "1000", 4 [pid 3618] rmdir("./1720" [pid 16412] <... write resumed>) = 4 [pid 16412] close(3) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1721", 0777 [pid 16412] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16413] set_robust_list(0x5555560b95e0, 24 [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16412] <... futex resumed>) = 0 [pid 16412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16412] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16413] <... set_robust_list resumed>) = 0 [pid 16412] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16414 [pid 16412] <... clone resumed>, parent_tid=[16415], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16415 [pid 16413] chdir("./1639" [pid 16412] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16413] <... chdir resumed>) = 0 [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16414 attached [pid 16413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16414] set_robust_list(0x5555560b95e0, 24 [pid 16413] <... prctl resumed>) = 0 [pid 16413] setpgid(0, 0) = 0 [pid 16414] <... set_robust_list resumed>) = 0 [pid 16414] chdir("./1721" [pid 16413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 16415 attached [pid 16414] <... chdir resumed>) = 0 [pid 16414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16413] <... openat resumed>) = 3 [pid 16414] setpgid(0, 0 [pid 16413] write(3, "1000", 4 [pid 16414] <... setpgid resumed>) = 0 [pid 16415] set_robust_list(0x7f1ab25529e0, 24 [pid 16414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16413] <... write resumed>) = 4 [pid 16415] <... set_robust_list resumed>) = 0 [pid 16414] <... openat resumed>) = 3 [pid 16413] close(3 [pid 16414] write(3, "1000", 4 [pid 16413] <... close resumed>) = 0 [pid 16415] mkdirat(AT_FDCWD, "./file0", 000 [pid 16414] <... write resumed>) = 4 [pid 16413] symlink("/dev/binderfs", "./binderfs" [pid 16414] close(3 [pid 16413] <... symlink resumed>) = 0 [pid 16414] <... close resumed>) = 0 [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] symlink("/dev/binderfs", "./binderfs" [pid 16413] <... futex resumed>) = 0 [pid 16413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16414] <... symlink resumed>) = 0 [pid 16413] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16413] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16413] <... clone resumed>, parent_tid=[16416], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16416 [pid 16415] <... mkdirat resumed>) = 0 [pid 16413] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16415] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] <... mprotect resumed>) = 0 [pid 16413] <... futex resumed>) = 0 [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16414] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16415] <... futex resumed>) = 1 [pid 16412] <... futex resumed>) = 0 [pid 16412] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16415] pipe2( [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16416 attached [pid 16414] <... clone resumed>, parent_tid=[16417], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16417 [pid 16416] set_robust_list(0x7f1ab25529e0, 24 [pid 16415] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16416] <... set_robust_list resumed>) = 0 [pid 16416] mkdirat(AT_FDCWD, "./file0", 000 [pid 16415] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 16417 attached [pid 16416] <... mkdirat resumed>) = 0 [pid 16415] <... futex resumed>) = 1 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16412] <... futex resumed>) = 0 [pid 16415] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16412] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16412] <... futex resumed>) = 0 [pid 16415] dup(4 [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16415] <... dup resumed>) = 5 [pid 16417] set_robust_list(0x7f1ab25529e0, 24 [pid 16415] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] <... set_robust_list resumed>) = 0 [pid 16416] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16415] <... futex resumed>) = 1 [pid 16412] <... futex resumed>) = 0 [pid 16415] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16412] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] mkdirat(AT_FDCWD, "./file0", 000 [pid 16416] <... futex resumed>) = 1 [pid 16415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16413] <... futex resumed>) = 0 [pid 16412] <... futex resumed>) = 0 [pid 16416] pipe2( [pid 16415] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16413] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16417] <... mkdirat resumed>) = 0 [pid 16416] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16413] <... futex resumed>) = 0 [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16417] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16414] <... futex resumed>) = 0 [pid 16417] pipe2( [pid 16414] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16414] <... futex resumed>) = 0 [pid 16417] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16417] <... futex resumed>) = 0 [pid 16414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16417] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16414] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16414] <... futex resumed>) = 0 [pid 16417] dup(4 [pid 16416] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16417] <... dup resumed>) = 5 [pid 16416] <... futex resumed>) = 1 [pid 16415] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16413] <... futex resumed>) = 0 [pid 16417] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16416] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16415] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16413] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] <... futex resumed>) = 1 [pid 16416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16415] <... futex resumed>) = 1 [pid 16414] <... futex resumed>) = 0 [pid 16413] <... futex resumed>) = 0 [pid 16412] <... futex resumed>) = 0 [pid 16417] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16416] dup(4 [pid 16415] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16414] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16412] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16416] <... dup resumed>) = 5 [pid 16415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16414] <... futex resumed>) = 0 [pid 16412] <... futex resumed>) = 0 [pid 16417] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16416] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16415] write(5, NULL, 1840702809 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16412] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16416] <... futex resumed>) = 1 [pid 16415] <... write resumed>) = -1 EFAULT (Bad address) [pid 16413] <... futex resumed>) = 0 [pid 16416] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16415] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16413] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16415] <... futex resumed>) = 1 [pid 16413] <... futex resumed>) = 0 [pid 16412] <... futex resumed>) = 0 [pid 16416] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16415] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16412] exit_group(0 [pid 16415] <... futex resumed>) = ? [pid 16412] <... exit_group resumed>) = ? [pid 16415] +++ exited with 0 +++ [pid 16412] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16412, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] umount2("./1673", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16417] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16416] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] fstat(3, [pid 16417] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16416] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16417] <... futex resumed>) = 1 [pid 16416] <... futex resumed>) = 1 [pid 16414] <... futex resumed>) = 0 [pid 16413] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16417] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16416] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16414] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16413] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16414] <... futex resumed>) = 0 [pid 16413] <... futex resumed>) = 0 [pid 3616] umount2("./1673/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16417] write(5, NULL, 1840702809 [pid 16416] write(5, NULL, 1840702809 [pid 16414] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16413] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16417] <... write resumed>) = -1 EFAULT (Bad address) [pid 16416] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1673/binderfs", [pid 16417] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16416] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16417] <... futex resumed>) = 1 [pid 16416] <... futex resumed>) = 1 [pid 16414] <... futex resumed>) = 0 [pid 16413] <... futex resumed>) = 0 [pid 3616] unlink("./1673/binderfs" [pid 16417] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16416] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16414] exit_group(0 [pid 16413] exit_group(0 [pid 16417] <... futex resumed>) = ? [pid 16416] <... futex resumed>) = ? [pid 16414] <... exit_group resumed>) = ? [pid 16413] <... exit_group resumed>) = ? [pid 3616] <... unlink resumed>) = 0 [pid 16417] +++ exited with 0 +++ [pid 16416] +++ exited with 0 +++ [pid 16414] +++ exited with 0 +++ [pid 16413] +++ exited with 0 +++ [pid 3616] umount2("./1673/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16413, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16414, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1721", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1673/file0", [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] umount2("./1673/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] openat(AT_FDCWD, "./1673/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1639", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1721/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(4, [pid 3615] openat(AT_FDCWD, "./1639", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1721/binderfs", [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] fstat(3, [pid 3616] getdents64(4, [pid 3618] unlink("./1721/binderfs" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(3, [pid 3618] umount2("./1721/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1639/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1721/file0", [pid 3616] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1639/binderfs", [pid 3618] umount2("./1721/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1673/file0" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./1639/binderfs" [pid 3618] openat(AT_FDCWD, "./1721/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] getdents64(3, [pid 3615] umount2("./1639/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] close(3 [pid 3615] lstat("./1639/file0", [pid 3618] getdents64(4, [pid 3616] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] rmdir("./1673" [pid 3615] umount2("./1639/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] openat(AT_FDCWD, "./1639/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] close(4 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 3616] mkdir("./1674", 0777 [pid 3615] fstat(4, [pid 3618] rmdir("./1721/file0" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] getdents64(4, [pid 3618] close(3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] close(4 [pid 3618] rmdir("./1721" [pid 3615] <... close resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1639/file0"./strace-static-x86_64: Process 16418 attached [pid 3618] mkdir("./1722", 0777 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16418 [pid 3615] <... rmdir resumed>) = 0 [pid 16418] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] getdents64(3, [pid 16418] <... set_robust_list resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16418] chdir("./1674" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16418] <... chdir resumed>) = 0 [pid 3615] close(3 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16419 [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1639" [pid 16418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16418] setpgid(0, 0) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] mkdir("./1640", 0777./strace-static-x86_64: Process 16419 attached [pid 16418] <... openat resumed>) = 3 [pid 16418] write(3, "1000", 4) = 4 [pid 16418] close(3) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16418] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16418] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16418] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16420 [pid 16418] <... clone resumed>, parent_tid=[16421], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16421 [pid 16419] set_robust_list(0x5555560b95e0, 24 [pid 16418] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16420 attached [pid 16420] set_robust_list(0x5555560b95e0, 24) = 0 ./strace-static-x86_64: Process 16421 attached [pid 16419] <... set_robust_list resumed>) = 0 [pid 16420] chdir("./1640" [pid 16419] chdir("./1722" [pid 16420] <... chdir resumed>) = 0 [pid 16420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16419] <... chdir resumed>) = 0 [pid 16419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16420] setpgid(0, 0 [pid 16419] <... prctl resumed>) = 0 [pid 16420] <... setpgid resumed>) = 0 [pid 16420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16419] setpgid(0, 0 [pid 16420] <... openat resumed>) = 3 [pid 16420] write(3, "1000", 4 [pid 16419] <... setpgid resumed>) = 0 [pid 16420] <... write resumed>) = 4 [pid 16420] close(3 [pid 16419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16420] <... close resumed>) = 0 [pid 16420] symlink("/dev/binderfs", "./binderfs" [pid 16419] <... openat resumed>) = 3 [pid 16420] <... symlink resumed>) = 0 [pid 16419] write(3, "1000", 4 [pid 16421] set_robust_list(0x7f1ab25529e0, 24 [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16419] <... write resumed>) = 4 [pid 16420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16419] close(3 [pid 16421] <... set_robust_list resumed>) = 0 [pid 16420] <... mmap resumed>) = 0x7f1ab2532000 [pid 16419] <... close resumed>) = 0 [pid 16421] mkdirat(AT_FDCWD, "./file0", 000 [pid 16420] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16419] symlink("/dev/binderfs", "./binderfs" [pid 16420] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16422], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16422 [pid 16421] <... mkdirat resumed>) = 0 [pid 16420] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16419] <... symlink resumed>) = 0 [pid 16421] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16420] <... futex resumed>) = 0 [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16419] <... futex resumed>) = 0 [pid 16421] <... futex resumed>) = 1 [pid 16419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16418] <... futex resumed>) = 0 [pid 16421] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16419] <... mmap resumed>) = 0x7f1ab2532000 [pid 16418] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16419] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16418] <... futex resumed>) = 0 [pid 16421] pipe2( [pid 16419] <... mprotect resumed>) = 0 [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16422 attached [pid 16419] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16422] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16422] mkdirat(AT_FDCWD, "./file0", 000 [pid 16421] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16419] <... clone resumed>, parent_tid=[16423], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16423 [pid 16421] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16423 attached [pid 16422] <... mkdirat resumed>) = 0 [pid 16421] <... futex resumed>) = 1 [pid 16419] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16418] <... futex resumed>) = 0 [pid 16422] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16421] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16419] <... futex resumed>) = 0 [pid 16418] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16422] <... futex resumed>) = 1 [pid 16421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16420] <... futex resumed>) = 0 [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16418] <... futex resumed>) = 0 [pid 16422] pipe2( [pid 16421] dup(4 [pid 16420] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16422] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16421] <... dup resumed>) = 5 [pid 16420] <... futex resumed>) = 0 [pid 16422] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16421] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16422] <... futex resumed>) = 0 [pid 16421] <... futex resumed>) = 1 [pid 16420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16418] <... futex resumed>) = 0 [pid 16423] set_robust_list(0x7f1ab25529e0, 24 [pid 16422] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16421] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16420] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16418] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16423] <... set_robust_list resumed>) = 0 [pid 16422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16420] <... futex resumed>) = 0 [pid 16418] <... futex resumed>) = 0 [pid 16422] dup(4 [pid 16421] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] mkdirat(AT_FDCWD, "./file0", 000 [pid 16422] <... dup resumed>) = 5 [pid 16422] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16420] <... futex resumed>) = 0 [pid 16422] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16420] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16420] <... futex resumed>) = 0 [pid 16422] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] <... mkdirat resumed>) = 0 [pid 16423] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16419] <... futex resumed>) = 0 [pid 16423] <... futex resumed>) = 1 [pid 16419] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16423] pipe2( [pid 16419] <... futex resumed>) = 0 [pid 16423] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16419] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16423] <... futex resumed>) = 0 [pid 16421] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] dup(4 [pid 16421] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16423] <... dup resumed>) = 5 [pid 16421] <... futex resumed>) = 1 [pid 16418] <... futex resumed>) = 0 [pid 16423] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16422] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16421] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16418] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16423] <... futex resumed>) = 1 [pid 16422] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16419] <... futex resumed>) = 0 [pid 16418] <... futex resumed>) = 0 [pid 16423] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16422] <... futex resumed>) = 1 [pid 16421] write(5, NULL, 1840702809 [pid 16420] <... futex resumed>) = 0 [pid 16419] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16418] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16422] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16421] <... write resumed>) = -1 EFAULT (Bad address) [pid 16420] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16419] <... futex resumed>) = 0 [pid 16423] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16421] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16420] <... futex resumed>) = 0 [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16421] <... futex resumed>) = 1 [pid 16421] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16423] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16422] write(5, NULL, 1840702809 [pid 16420] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16418] <... futex resumed>) = 0 [pid 16423] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16422] <... write resumed>) = -1 EFAULT (Bad address) [pid 16418] exit_group(0 [pid 16423] <... futex resumed>) = 1 [pid 16422] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16421] <... futex resumed>) = ? [pid 16419] <... futex resumed>) = 0 [pid 16418] <... exit_group resumed>) = ? [pid 16423] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16422] <... futex resumed>) = 1 [pid 16421] +++ exited with 0 +++ [pid 16420] <... futex resumed>) = 0 [pid 16419] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16419] <... futex resumed>) = 0 [pid 16423] write(5, NULL, 1840702809 [pid 16419] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16423] <... write resumed>) = -1 EFAULT (Bad address) [pid 16418] +++ exited with 0 +++ [pid 16423] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16422] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16420] exit_group(0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16418, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16423] <... futex resumed>) = 1 [pid 16422] <... futex resumed>) = ? [pid 16420] <... exit_group resumed>) = ? [pid 16419] <... futex resumed>) = 0 [pid 16423] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16422] +++ exited with 0 +++ [pid 16419] exit_group(0 [pid 16423] <... futex resumed>) = ? [pid 16419] <... exit_group resumed>) = ? [pid 16423] +++ exited with 0 +++ [pid 16420] +++ exited with 0 +++ [pid 16419] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16420, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3616] umount2("./1674", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1722", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(3, [pid 3615] umount2("./1640", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 3 [pid 3616] getdents64(3, [pid 3615] openat(AT_FDCWD, "./1640", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... openat resumed>) = 3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] umount2("./1674/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(3, [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] lstat("./1674/binderfs", [pid 3615] getdents64(3, [pid 3618] umount2("./1722/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] unlink("./1674/binderfs" [pid 3615] umount2("./1640/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1722/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] lstat("./1640/binderfs", [pid 3618] unlink("./1722/binderfs" [pid 3616] umount2("./1674/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./1640/binderfs" [pid 3618] umount2("./1722/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1674/file0", [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1640/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1722/file0", [pid 3616] umount2("./1674/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1640/file0", [pid 3618] umount2("./1722/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] openat(AT_FDCWD, "./1674/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 3615] umount2("./1640/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1722/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1640/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] fstat(4, [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] fstat(4, [pid 3618] getdents64(4, [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(4, [pid 3616] close(4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] close(4 [pid 3616] rmdir("./1674/file0" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] close(4 [pid 3618] rmdir("./1722/file0" [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] rmdir("./1640/file0" [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 3615] getdents64(3, [pid 3618] close(3 [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] rmdir("./1674" [pid 3615] close(3 [pid 3618] rmdir("./1722" [pid 3615] <... close resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1640" [pid 3618] mkdir("./1723", 0777 [pid 3616] mkdir("./1675", 0777 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] mkdir("./1641", 0777 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16424 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16424 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16425 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16426 ./strace-static-x86_64: Process 16425 attached [pid 16425] set_robust_list(0x5555560b95e0, 24) = 0 ./strace-static-x86_64: Process 16426 attached [pid 16424] set_robust_list(0x5555560b95e0, 24 [pid 16425] chdir("./1641" [pid 16424] <... set_robust_list resumed>) = 0 [pid 16426] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16424] chdir("./1723" [pid 16425] <... chdir resumed>) = 0 [pid 16424] <... chdir resumed>) = 0 [pid 16425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16426] chdir("./1675" [pid 16425] setpgid(0, 0) = 0 [pid 16424] <... prctl resumed>) = 0 [pid 16426] <... chdir resumed>) = 0 [pid 16425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16424] setpgid(0, 0 [pid 16426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16425] <... openat resumed>) = 3 [pid 16424] <... setpgid resumed>) = 0 [pid 16425] write(3, "1000", 4) = 4 [pid 16424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16425] close(3) = 0 [pid 16424] <... openat resumed>) = 3 [pid 16425] symlink("/dev/binderfs", "./binderfs" [pid 16424] write(3, "1000", 4 [pid 16426] <... prctl resumed>) = 0 [pid 16425] <... symlink resumed>) = 0 [pid 16424] <... write resumed>) = 4 [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] setpgid(0, 0 [pid 16424] close(3 [pid 16426] <... setpgid resumed>) = 0 [pid 16425] <... futex resumed>) = 0 [pid 16424] <... close resumed>) = 0 [pid 16425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16424] symlink("/dev/binderfs", "./binderfs" [pid 16426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16425] <... mmap resumed>) = 0x7f1ab2532000 [pid 16425] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16424] <... symlink resumed>) = 0 [pid 16426] <... openat resumed>) = 3 [pid 16425] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] write(3, "1000", 4 [pid 16424] <... futex resumed>) = 0 [pid 16426] <... write resumed>) = 4 [pid 16425] <... clone resumed>, parent_tid=[16427], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16427 [pid 16424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16426] close(3 [pid 16425] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16424] <... mmap resumed>) = 0x7f1ab2532000 [pid 16426] <... close resumed>) = 0 [pid 16425] <... futex resumed>) = 0 [pid 16424] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16426] symlink("/dev/binderfs", "./binderfs" [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16424] <... mprotect resumed>) = 0 [pid 16424] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16426] <... symlink resumed>) = 0 [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16424] <... clone resumed>, parent_tid=[16428], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16428 ./strace-static-x86_64: Process 16428 attached [pid 16426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16424] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] <... mmap resumed>) = 0x7f1ab2532000 [pid 16424] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16427 attached [pid 16426] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16427] set_robust_list(0x7f1ab25529e0, 24 [pid 16426] <... mprotect resumed>) = 0 [pid 16427] <... set_robust_list resumed>) = 0 [pid 16426] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16427] mkdirat(AT_FDCWD, "./file0", 000 [pid 16428] set_robust_list(0x7f1ab25529e0, 24 [pid 16427] <... mkdirat resumed>) = 0 [pid 16427] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] <... clone resumed>, parent_tid=[16429], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16429 [pid 16427] <... futex resumed>) = 1 [pid 16426] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16425] <... futex resumed>) = 0 [pid 16428] <... set_robust_list resumed>) = 0 [pid 16427] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16426] <... futex resumed>) = 0 [pid 16425] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16428] mkdirat(AT_FDCWD, "./file0", 000 [pid 16427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16425] <... futex resumed>) = 0 [pid 16427] pipe2( [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16428] <... mkdirat resumed>) = 0 [pid 16427] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 16429 attached [pid 16428] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16427] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] set_robust_list(0x7f1ab25529e0, 24 [pid 16427] <... futex resumed>) = 1 [pid 16425] <... futex resumed>) = 0 [pid 16429] <... set_robust_list resumed>) = 0 [pid 16428] <... futex resumed>) = 1 [pid 16427] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16425] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16424] <... futex resumed>) = 0 [pid 16429] mkdirat(AT_FDCWD, "./file0", 000 [pid 16428] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16425] <... futex resumed>) = 0 [pid 16424] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] <... mkdirat resumed>) = 0 [pid 16428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16427] dup(4 [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16424] <... futex resumed>) = 0 [pid 16429] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16428] pipe2( [pid 16427] <... dup resumed>) = 5 [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16429] <... futex resumed>) = 1 [pid 16428] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16427] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] <... futex resumed>) = 0 [pid 16429] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16428] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16427] <... futex resumed>) = 1 [pid 16426] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16425] <... futex resumed>) = 0 [pid 16429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16428] <... futex resumed>) = 1 [pid 16427] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16426] <... futex resumed>) = 0 [pid 16425] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16424] <... futex resumed>) = 0 [pid 16429] pipe2( [pid 16428] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16425] <... futex resumed>) = 0 [pid 16424] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16427] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16424] <... futex resumed>) = 0 [pid 16429] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16428] dup(4 [pid 16429] <... futex resumed>) = 1 [pid 16429] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16428] <... dup resumed>) = 5 [pid 16426] <... futex resumed>) = 0 [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16428] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16429] <... futex resumed>) = 0 [pid 16428] <... futex resumed>) = 0 [pid 16426] <... futex resumed>) = 1 [pid 16424] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] dup(4 [pid 16428] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16424] <... futex resumed>) = 0 [pid 16429] <... dup resumed>) = 5 [pid 16429] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16429] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16426] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16426] <... futex resumed>) = 0 [pid 16429] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16427] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16427] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16425] <... futex resumed>) = 0 [pid 16427] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16425] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16425] <... futex resumed>) = 0 [pid 16427] write(5, NULL, 1840702809 [pid 16425] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16427] <... write resumed>) = -1 EFAULT (Bad address) [pid 16429] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16429] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16427] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16429] <... futex resumed>) = 1 [pid 16427] <... futex resumed>) = 1 [pid 16426] <... futex resumed>) = 0 [pid 16425] <... futex resumed>) = 0 [pid 16429] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16427] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16426] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16425] exit_group(0 [pid 16429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16427] <... futex resumed>) = ? [pid 16426] <... futex resumed>) = 0 [pid 16425] <... exit_group resumed>) = ? [pid 16429] write(5, NULL, 1840702809 [pid 16427] +++ exited with 0 +++ [pid 16426] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16425] +++ exited with 0 +++ [pid 16429] <... write resumed>) = -1 EFAULT (Bad address) [pid 16429] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16425, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16429] <... futex resumed>) = 0 [pid 16429] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16426] exit_group(0 [pid 16429] <... futex resumed>) = ? [pid 16426] <... exit_group resumed>) = ? [pid 16429] +++ exited with 0 +++ [pid 16428] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16426] +++ exited with 0 +++ [pid 16428] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16426, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16428] <... futex resumed>) = 1 [pid 16424] <... futex resumed>) = 0 [pid 16428] write(5, NULL, 1840702809 [pid 16424] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16428] <... write resumed>) = -1 EFAULT (Bad address) [pid 16424] <... futex resumed>) = 0 [pid 16428] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16424] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1641", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16428] <... futex resumed>) = 0 [pid 16424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] umount2("./1675", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16428] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16424] exit_group(0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16428] <... futex resumed>) = ? [pid 16424] <... exit_group resumed>) = ? [pid 3616] openat(AT_FDCWD, "./1675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] openat(AT_FDCWD, "./1641", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... openat resumed>) = 3 [pid 3615] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 3615] fstat(3, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16428] +++ exited with 0 +++ [pid 16424] +++ exited with 0 +++ [pid 3616] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16424, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(3, [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] umount2("./1675/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... restart_syscall resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1641/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1675/binderfs", [pid 3618] umount2("./1723", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./1641/binderfs", [pid 3618] openat(AT_FDCWD, "./1723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] unlink("./1675/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] unlink("./1641/binderfs" [pid 3618] getdents64(3, [pid 3616] umount2("./1675/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... unlink resumed>) = 0 [pid 3618] umount2("./1723/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1641/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1675/file0", [pid 3618] lstat("./1723/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] lstat("./1641/file0", [pid 3618] unlink("./1723/binderfs" [pid 3616] umount2("./1675/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1723/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1675/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1641/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1723/file0", [pid 3616] <... openat resumed>) = 4 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1723/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1641/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] openat(AT_FDCWD, "./1723/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] fstat(4, [pid 3618] getdents64(4, [pid 3616] getdents64(4, [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] getdents64(4, [pid 3615] getdents64(4, [pid 3616] close(4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... close resumed>) = 0 [pid 3616] rmdir("./1675/file0" [pid 3615] getdents64(4, [pid 3618] rmdir("./1723/file0") = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] getdents64(3, [pid 3616] getdents64(3, [pid 3615] close(4 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 3615] <... close resumed>) = 0 [pid 3616] close(3 [pid 3618] <... close resumed>) = 0 [pid 3615] rmdir("./1641/file0" [pid 3618] rmdir("./1723" [pid 3616] <... close resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] rmdir("./1675" [pid 3618] mkdir("./1724", 0777 [pid 3615] getdents64(3, [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] mkdir("./1676", 0777./strace-static-x86_64: Process 16430 attached [pid 3615] close(3 [pid 16430] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16430 [pid 16430] <... set_robust_list resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16430] chdir("./1724" [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] rmdir("./1641" [pid 16430] <... chdir resumed>) = 0 [pid 16430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16430] setpgid(0, 0) = 0 [pid 16430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16431 [pid 3615] <... rmdir resumed>) = 0 [pid 16430] write(3, "1000", 4 [pid 3615] mkdir("./1642", 0777 [pid 16430] <... write resumed>) = 4 [pid 16430] close(3) = 0 [pid 16430] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... mkdir resumed>) = 0 [pid 16430] <... symlink resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16430] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 16432 attached [pid 16430] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16432 ./strace-static-x86_64: Process 16431 attached ./strace-static-x86_64: Process 16433 attached [pid 16432] set_robust_list(0x5555560b95e0, 24 [pid 16431] set_robust_list(0x5555560b95e0, 24 [pid 16430] <... clone resumed>, parent_tid=[16433], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16433 [pid 16431] <... set_robust_list resumed>) = 0 [pid 16430] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16433] set_robust_list(0x7f1ab25529e0, 24 [pid 16432] <... set_robust_list resumed>) = 0 [pid 16431] chdir("./1676" [pid 16430] <... futex resumed>) = 0 [pid 16431] <... chdir resumed>) = 0 [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16431] setpgid(0, 0) = 0 [pid 16432] chdir("./1642" [pid 16431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16432] <... chdir resumed>) = 0 [pid 16431] <... openat resumed>) = 3 [pid 16433] <... set_robust_list resumed>) = 0 [pid 16432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16431] write(3, "1000", 4 [pid 16432] setpgid(0, 0 [pid 16431] <... write resumed>) = 4 [pid 16432] <... setpgid resumed>) = 0 [pid 16431] close(3) = 0 [pid 16431] symlink("/dev/binderfs", "./binderfs" [pid 16433] mkdirat(AT_FDCWD, "./file0", 000 [pid 16432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16431] <... symlink resumed>) = 0 [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] <... openat resumed>) = 3 [pid 16431] <... futex resumed>) = 0 [pid 16432] write(3, "1000", 4 [pid 16431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16432] <... write resumed>) = 4 [pid 16431] <... mmap resumed>) = 0x7f1ab2532000 [pid 16432] close(3 [pid 16431] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16432] <... close resumed>) = 0 [pid 16431] <... mprotect resumed>) = 0 [pid 16432] symlink("/dev/binderfs", "./binderfs" [pid 16431] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16432] <... symlink resumed>) = 0 [pid 16431] <... clone resumed>, parent_tid=[16434], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16434 [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16431] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] <... futex resumed>) = 0 [pid 16431] <... futex resumed>) = 0 [pid 16432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16433] <... mkdirat resumed>) = 0 [pid 16432] <... mmap resumed>) = 0x7f1ab2532000 [pid 16433] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16433] <... futex resumed>) = 1 [pid 16430] <... futex resumed>) = 0 [pid 16433] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16432] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16430] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16434 attached [pid 16433] pipe2( [pid 16432] <... clone resumed>, parent_tid=[16435], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16435 [pid 16432] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16434] set_robust_list(0x7f1ab25529e0, 24 [pid 16432] <... futex resumed>) = 0 [pid 16433] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16433] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16434] <... set_robust_list resumed>) = 0 [pid 16433] <... futex resumed>) = 1 [pid 16430] <... futex resumed>) = 0 [pid 16434] mkdirat(AT_FDCWD, "./file0", 000 [pid 16430] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16435 attached [pid 16434] <... mkdirat resumed>) = 0 [pid 16433] dup(4 [pid 16430] <... futex resumed>) = 0 [pid 16434] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16433] <... dup resumed>) = 5 [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16434] <... futex resumed>) = 1 [pid 16433] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16431] <... futex resumed>) = 0 [pid 16430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16435] set_robust_list(0x7f1ab25529e0, 24 [pid 16434] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16433] <... futex resumed>) = 0 [pid 16431] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16430] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16435] <... set_robust_list resumed>) = 0 [pid 16434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16433] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16431] <... futex resumed>) = 0 [pid 16430] <... futex resumed>) = 0 [pid 16435] mkdirat(AT_FDCWD, "./file0", 000 [pid 16434] pipe2( [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16434] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16434] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16431] <... futex resumed>) = 0 [pid 16434] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16431] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16431] <... futex resumed>) = 0 [pid 16434] dup(4 [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16434] <... dup resumed>) = 5 [pid 16434] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16431] <... futex resumed>) = 0 [pid 16434] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16431] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16431] <... futex resumed>) = 0 [pid 16434] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16435] <... mkdirat resumed>) = 0 [pid 16435] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16432] <... futex resumed>) = 0 [pid 16432] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16435] pipe2([3, 4], 0) = 0 [pid 16435] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16432] <... futex resumed>) = 0 [pid 16432] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16435] dup(4) = 5 [pid 16435] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16434] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16432] <... futex resumed>) = 0 [pid 16433] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16435] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16434] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16434] <... futex resumed>) = 1 [pid 16432] <... futex resumed>) = 0 [pid 16431] <... futex resumed>) = 0 [pid 16435] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16434] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16433] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16431] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16431] <... futex resumed>) = 0 [pid 16431] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16434] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16434] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16431] <... futex resumed>) = 0 [pid 16434] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16431] exit_group(0 [pid 16434] <... futex resumed>) = ? [pid 16433] <... futex resumed>) = 1 [pid 16431] <... exit_group resumed>) = ? [pid 16430] <... futex resumed>) = 0 [pid 16434] +++ exited with 0 +++ [pid 16433] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16431] +++ exited with 0 +++ [pid 16430] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16435] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16430] <... futex resumed>) = 0 [pid 16435] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16433] write(5, NULL, 1840702809 [pid 16430] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16431, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16435] <... futex resumed>) = 1 [pid 16433] <... write resumed>) = -1 EFAULT (Bad address) [pid 16432] <... futex resumed>) = 0 [pid 16435] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16433] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16432] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16433] <... futex resumed>) = 1 [pid 16432] <... futex resumed>) = 0 [pid 16430] <... futex resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16435] write(5, NULL, 1840702809 [pid 16433] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16432] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16430] exit_group(0 [pid 16435] <... write resumed>) = -1 EFAULT (Bad address) [pid 16430] <... exit_group resumed>) = ? [pid 16433] <... futex resumed>) = ? [pid 16435] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1676", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, [pid 16435] <... futex resumed>) = 1 [pid 16432] <... futex resumed>) = 0 [pid 16433] +++ exited with 0 +++ [pid 16432] exit_group(0 [pid 16430] +++ exited with 0 +++ [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16432] <... exit_group resumed>) = ? [pid 16435] +++ exited with 0 +++ [pid 16432] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16430, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] getdents64(3, [pid 3618] umount2("./1724", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16432, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] openat(AT_FDCWD, "./1724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1676/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] lstat("./1676/binderfs", [pid 3618] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] unlink("./1676/binderfs" [pid 3618] umount2("./1724/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1676/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1724/binderfs", [pid 3615] umount2("./1642", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] lstat("./1676/file0", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] unlink("./1724/binderfs" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1642", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1724/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1676/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... openat resumed>) = 3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] fstat(3, [pid 3618] lstat("./1724/file0", [pid 3616] openat(AT_FDCWD, "./1676/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] umount2("./1724/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] openat(AT_FDCWD, "./1724/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(4, [pid 3615] umount2("./1642/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 4 [pid 3616] getdents64(4, [pid 3615] lstat("./1642/binderfs", [pid 3618] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] close(4 [pid 3615] unlink("./1642/binderfs" [pid 3618] getdents64(4, [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1676/file0" [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(4, [pid 3615] umount2("./1642/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] close(4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] lstat("./1642/file0", [pid 3618] <... close resumed>) = 0 [pid 3616] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] rmdir("./1724/file0" [pid 3616] <... close resumed>) = 0 [pid 3615] umount2("./1642/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1642/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... rmdir resumed>) = 0 [pid 3616] rmdir("./1676" [pid 3615] <... openat resumed>) = 4 [pid 3618] getdents64(3, [pid 3615] fstat(4, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] close(3 [pid 3616] mkdir("./1677", 0777 [pid 3615] getdents64(4, [pid 3618] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 3618] rmdir("./1724" [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1642/file0" [pid 3618] <... rmdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1725", 0777 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3./strace-static-x86_64: Process 16436 attached [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16436 [pid 3615] <... close resumed>) = 0 [pid 16436] set_robust_list(0x5555560b95e0, 24 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] rmdir("./1642") = 0 [pid 16436] <... set_robust_list resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16437 [pid 3615] mkdir("./1643", 0777 [pid 16436] chdir("./1677" [pid 3615] <... mkdir resumed>) = 0 [pid 16436] <... chdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16438 attached [pid 16436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16438 [pid 16436] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 16437 attached [pid 16436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16437] set_robust_list(0x5555560b95e0, 24 [pid 16436] <... openat resumed>) = 3 [pid 16437] <... set_robust_list resumed>) = 0 [pid 16436] write(3, "1000", 4 [pid 16437] chdir("./1725" [pid 16436] <... write resumed>) = 4 [pid 16437] <... chdir resumed>) = 0 [pid 16436] close(3 [pid 16437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16436] <... close resumed>) = 0 [pid 16436] symlink("/dev/binderfs", "./binderfs" [pid 16437] <... prctl resumed>) = 0 [pid 16437] setpgid(0, 0 [pid 16436] <... symlink resumed>) = 0 [pid 16437] <... setpgid resumed>) = 0 [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] set_robust_list(0x5555560b95e0, 24 [pid 16437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16436] <... futex resumed>) = 0 [pid 16438] <... set_robust_list resumed>) = 0 [pid 16437] <... openat resumed>) = 3 [pid 16436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16437] write(3, "1000", 4 [pid 16436] <... mmap resumed>) = 0x7f1ab2532000 [pid 16437] <... write resumed>) = 4 [pid 16436] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16438] chdir("./1643" [pid 16437] close(3 [pid 16436] <... mprotect resumed>) = 0 [pid 16437] <... close resumed>) = 0 [pid 16438] <... chdir resumed>) = 0 [pid 16437] symlink("/dev/binderfs", "./binderfs" [pid 16436] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16437] <... symlink resumed>) = 0 [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] <... prctl resumed>) = 0 [pid 16438] setpgid(0, 0 [pid 16437] <... futex resumed>) = 0 [pid 16436] <... clone resumed>, parent_tid=[16439], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16439 [pid 16438] <... setpgid resumed>) = 0 [pid 16437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16436] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16437] <... mmap resumed>) = 0x7f1ab2532000 [pid 16436] <... futex resumed>) = 0 [pid 16437] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16438] <... openat resumed>) = 3 [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16438] write(3, "1000", 4 [pid 16437] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 16439 attached [pid 16438] <... write resumed>) = 4 [pid 16437] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16440 attached [pid 16439] set_robust_list(0x7f1ab25529e0, 24 [pid 16438] close(3 [pid 16439] <... set_robust_list resumed>) = 0 [pid 16438] <... close resumed>) = 0 [pid 16437] <... clone resumed>, parent_tid=[16440], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16440 [pid 16439] mkdirat(AT_FDCWD, "./file0", 000 [pid 16438] symlink("/dev/binderfs", "./binderfs" [pid 16437] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16440] set_robust_list(0x7f1ab25529e0, 24 [pid 16439] <... mkdirat resumed>) = 0 [pid 16438] <... symlink resumed>) = 0 [pid 16437] <... futex resumed>) = 0 [pid 16439] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16439] <... futex resumed>) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16436] <... futex resumed>) = 0 [pid 16439] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16436] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16438] <... mmap resumed>) = 0x7f1ab2532000 [pid 16436] <... futex resumed>) = 0 [pid 16440] <... set_robust_list resumed>) = 0 [pid 16439] pipe2( [pid 16438] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16440] mkdirat(AT_FDCWD, "./file0", 000 [pid 16439] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16438] <... mprotect resumed>) = 0 [pid 16439] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16438] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16439] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16436] <... futex resumed>) = 0 [pid 16436] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] <... futex resumed>) = 0 [pid 16438] <... clone resumed>, parent_tid=[16441], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16441 [pid 16436] <... futex resumed>) = 1 [pid 16439] dup(4 [pid 16438] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16440] <... mkdirat resumed>) = 0 [pid 16439] <... dup resumed>) = 5 [pid 16438] <... futex resumed>) = 0 [pid 16439] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16440] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] <... futex resumed>) = 1 [pid 16436] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16441 attached [pid 16439] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16436] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16440] <... futex resumed>) = 1 [pid 16437] <... futex resumed>) = 0 [pid 16441] set_robust_list(0x7f1ab25529e0, 24 [pid 16440] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16437] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16436] <... futex resumed>) = 0 [pid 16441] <... set_robust_list resumed>) = 0 [pid 16440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16439] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16437] <... futex resumed>) = 0 [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] mkdirat(AT_FDCWD, "./file0", 000 [pid 16440] pipe2( [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] <... mkdirat resumed>) = 0 [pid 16441] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16438] <... futex resumed>) = 0 [pid 16441] pipe2( [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16441] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16440] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16441] <... futex resumed>) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16440] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] <... futex resumed>) = 0 [pid 16441] dup(4 [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] <... dup resumed>) = 5 [pid 16441] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16438] <... futex resumed>) = 0 [pid 16441] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16440] <... futex resumed>) = 1 [pid 16437] <... futex resumed>) = 0 [pid 16440] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16437] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16440] dup(4) = 5 [pid 16440] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16437] <... futex resumed>) = 0 [pid 16440] <... futex resumed>) = 1 [pid 16437] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16440] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16441] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16439] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16437] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] <... futex resumed>) = 1 [pid 16439] <... futex resumed>) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16436] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16439] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16436] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16438] <... futex resumed>) = 0 [pid 16436] <... futex resumed>) = 0 [pid 16441] write(5, NULL, 1840702809 [pid 16438] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16436] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16441] <... write resumed>) = -1 EFAULT (Bad address) [pid 16439] write(5, NULL, 1840702809 [pid 16441] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] <... write resumed>) = -1 EFAULT (Bad address) [pid 16441] <... futex resumed>) = 1 [pid 16438] <... futex resumed>) = 0 [pid 16441] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16439] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16438] exit_group(0 [pid 16441] <... futex resumed>) = ? [pid 16440] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16439] <... futex resumed>) = 1 [pid 16438] <... exit_group resumed>) = ? [pid 16436] <... futex resumed>) = 0 [pid 16441] +++ exited with 0 +++ [pid 16440] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16439] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16438] +++ exited with 0 +++ [pid 16436] exit_group(0) = ? [pid 16439] <... futex resumed>) = ? [pid 16437] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16438, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16440] <... futex resumed>) = 1 [pid 16437] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16440] write(5, NULL, 1840702809 [pid 16437] <... futex resumed>) = 0 [pid 16440] <... write resumed>) = -1 EFAULT (Bad address) [pid 16437] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... restart_syscall resumed>) = 0 [pid 16440] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16437] <... futex resumed>) = 0 [pid 16440] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16437] exit_group(0 [pid 3615] umount2("./1643", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16440] <... futex resumed>) = ? [pid 16439] +++ exited with 0 +++ [pid 16437] <... exit_group resumed>) = ? [pid 16436] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16440] +++ exited with 0 +++ [pid 16437] +++ exited with 0 +++ [pid 3615] openat(AT_FDCWD, "./1643", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16437, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16436, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... openat resumed>) = 3 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] fstat(3, [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] umount2("./1725", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1677", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] fstat(3, [pid 3615] umount2("./1643/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] fstat(3, [pid 3615] lstat("./1643/binderfs", [pid 3618] umount2("./1725/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] lstat("./1725/binderfs", [pid 3616] getdents64(3, [pid 3615] unlink("./1643/binderfs" [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] unlink("./1725/binderfs" [pid 3616] umount2("./1677/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1643/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1725/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1677/binderfs", [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1725/file0", [pid 3616] unlink("./1677/binderfs" [pid 3615] lstat("./1643/file0", [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1725/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1677/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1725/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1643/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 4 [pid 3616] lstat("./1677/file0", [pid 3618] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1643/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] getdents64(4, [pid 3616] umount2("./1677/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... openat resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(4, [pid 3615] fstat(4, [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1677/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] close(4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] rmdir("./1725/file0" [pid 3616] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(3, [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] close(3 [pid 3615] close(4 [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 3618] rmdir("./1725" [pid 3615] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] close(4 [pid 3615] rmdir("./1643/file0" [pid 3618] mkdir("./1726", 0777 [pid 3616] <... close resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] rmdir("./1677/file0" [pid 3615] <... close resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] rmdir("./1643" [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] mkdir("./1644", 0777 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16442 [pid 3616] close(3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16443 attached [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1677" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16443 ./strace-static-x86_64: Process 16442 attached [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1678", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16442] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16442] chdir("./1726" [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16444 [pid 16442] <... chdir resumed>) = 0 [pid 16442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16442] setpgid(0, 0 [pid 16443] set_robust_list(0x5555560b95e0, 24 [pid 16442] <... setpgid resumed>) = 0 [pid 16443] <... set_robust_list resumed>) = 0 [pid 16442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16443] chdir("./1644") = 0 [pid 16442] <... openat resumed>) = 3 [pid 16442] write(3, "1000", 4 [pid 16443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16442] <... write resumed>) = 4 [pid 16442] close(3 [pid 16443] <... prctl resumed>) = 0 [pid 16443] setpgid(0, 0 [pid 16442] <... close resumed>) = 0 ./strace-static-x86_64: Process 16444 attached [pid 16443] <... setpgid resumed>) = 0 [pid 16442] symlink("/dev/binderfs", "./binderfs" [pid 16444] set_robust_list(0x5555560b95e0, 24 [pid 16443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16442] <... symlink resumed>) = 0 [pid 16444] <... set_robust_list resumed>) = 0 [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] chdir("./1678" [pid 16443] <... openat resumed>) = 3 [pid 16442] <... futex resumed>) = 0 [pid 16444] <... chdir resumed>) = 0 [pid 16443] write(3, "1000", 4 [pid 16442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16443] <... write resumed>) = 4 [pid 16442] <... mmap resumed>) = 0x7f1ab2532000 [pid 16444] <... prctl resumed>) = 0 [pid 16443] close(3 [pid 16442] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16444] setpgid(0, 0 [pid 16443] <... close resumed>) = 0 [pid 16442] <... mprotect resumed>) = 0 [pid 16444] <... setpgid resumed>) = 0 [pid 16443] symlink("/dev/binderfs", "./binderfs" [pid 16442] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16443] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 16445 attached [pid 16444] <... openat resumed>) = 3 [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16442] <... clone resumed>, parent_tid=[16445], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16445 [pid 16444] write(3, "1000", 4 [pid 16443] <... futex resumed>) = 0 [pid 16442] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16445] set_robust_list(0x7f1ab25529e0, 24 [pid 16444] <... write resumed>) = 4 [pid 16443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16442] <... futex resumed>) = 0 [pid 16444] close(3 [pid 16443] <... mmap resumed>) = 0x7f1ab2532000 [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16444] <... close resumed>) = 0 [pid 16443] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16445] <... set_robust_list resumed>) = 0 [pid 16443] <... mprotect resumed>) = 0 [pid 16444] symlink("/dev/binderfs", "./binderfs" [pid 16445] mkdirat(AT_FDCWD, "./file0", 000 [pid 16443] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16445] <... mkdirat resumed>) = 0 [pid 16444] <... symlink resumed>) = 0 [pid 16445] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16443] <... clone resumed>, parent_tid=[16446], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16446 [pid 16445] <... futex resumed>) = 1 [pid 16444] <... futex resumed>) = 0 [pid 16443] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16442] <... futex resumed>) = 0 [pid 16443] <... futex resumed>) = 0 [pid 16442] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16445] pipe2( [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16442] <... futex resumed>) = 0 [pid 16444] <... mmap resumed>) = 0x7f1ab2532000 [pid 16445] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16444] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16445] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] <... mprotect resumed>) = 0 [pid 16442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16446 attached [pid 16445] <... futex resumed>) = 0 [pid 16442] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16446] set_robust_list(0x7f1ab25529e0, 24 [pid 16445] dup(4 [pid 16444] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16442] <... futex resumed>) = 0 [pid 16446] <... set_robust_list resumed>) = 0 [pid 16445] <... dup resumed>) = 5 [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16446] mkdirat(AT_FDCWD, "./file0", 000 [pid 16445] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16446] <... mkdirat resumed>) = 0 [pid 16445] <... futex resumed>) = 0 [pid 16444] <... clone resumed>, parent_tid=[16447], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16447 [pid 16442] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16446] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16445] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16444] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16442] <... futex resumed>) = 0 [pid 16446] <... futex resumed>) = 1 [pid 16443] <... futex resumed>) = 0 [pid 16446] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 16447 attached [pid 16447] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16447] mkdirat(AT_FDCWD, "./file0", 000 [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16443] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] <... futex resumed>) = 0 [pid 16446] <... futex resumed>) = 0 [pid 16443] <... futex resumed>) = 1 [pid 16446] pipe2( [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16446] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16446] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16446] <... futex resumed>) = 0 [pid 16443] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] <... mkdirat resumed>) = 0 [pid 16446] dup(4 [pid 16443] <... futex resumed>) = 0 [pid 16447] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16446] <... dup resumed>) = 5 [pid 16447] <... futex resumed>) = 1 [pid 16446] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16446] <... futex resumed>) = 0 [pid 16444] <... futex resumed>) = 0 [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16446] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16444] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16447] <... futex resumed>) = 0 [pid 16444] <... futex resumed>) = 1 [pid 16443] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] pipe2( [pid 16446] <... futex resumed>) = 0 [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16443] <... futex resumed>) = 1 [pid 16445] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16447] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16446] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16445] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16447] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16444] <... futex resumed>) = 0 [pid 16447] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16444] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16444] <... futex resumed>) = 0 [pid 16447] dup(4 [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16447] <... dup resumed>) = 5 [pid 16447] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16444] <... futex resumed>) = 0 [pid 16447] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16444] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16444] <... futex resumed>) = 0 [pid 16447] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16445] <... futex resumed>) = 1 [pid 16442] <... futex resumed>) = 0 [pid 16442] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16445] write(5, NULL, 1840702809 [pid 16442] <... futex resumed>) = 0 [pid 16445] <... write resumed>) = -1 EFAULT (Bad address) [pid 16442] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16445] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16445] <... futex resumed>) = 0 [pid 16442] exit_group(0 [pid 16445] ????( [pid 16442] <... exit_group resumed>) = ? [pid 16445] <... ???? resumed>) = ? [pid 16446] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16445] +++ exited with 0 +++ [pid 16442] +++ exited with 0 +++ [pid 16446] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16442, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16446] <... futex resumed>) = 1 [pid 16443] <... futex resumed>) = 0 [pid 16447] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16446] write(5, NULL, 1840702809 [pid 16443] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16447] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16446] <... write resumed>) = -1 EFAULT (Bad address) [pid 16443] <... futex resumed>) = 0 [pid 16447] <... futex resumed>) = 1 [pid 16446] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16444] <... futex resumed>) = 0 [pid 16443] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1726", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16447] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16446] <... futex resumed>) = 0 [pid 16444] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16446] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16444] <... futex resumed>) = 0 [pid 16443] exit_group(0 [pid 3618] openat(AT_FDCWD, "./1726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16447] write(5, NULL, 1840702809 [pid 16446] <... futex resumed>) = ? [pid 16444] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16443] <... exit_group resumed>) = ? [pid 16447] <... write resumed>) = -1 EFAULT (Bad address) [pid 16446] +++ exited with 0 +++ [pid 16443] +++ exited with 0 +++ [pid 3618] <... openat resumed>) = 3 [pid 16447] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16447] <... futex resumed>) = 1 [pid 16444] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16447] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16444] exit_group(0 [pid 3618] getdents64(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16443, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16444] <... exit_group resumed>) = ? [pid 16447] <... futex resumed>) = ? [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1644", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1726/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16447] +++ exited with 0 +++ [pid 16444] +++ exited with 0 +++ [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1726/binderfs", [pid 3615] openat(AT_FDCWD, "./1644", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16444, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... openat resumed>) = 3 [pid 3618] unlink("./1726/binderfs" [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] umount2("./1726/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1644/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1726/file0", [pid 3616] umount2("./1678", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1644/binderfs", [pid 3618] umount2("./1726/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] openat(AT_FDCWD, "./1678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 3 [pid 3615] unlink("./1644/binderfs" [pid 3618] openat(AT_FDCWD, "./1726/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(3, [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3615] umount2("./1644/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] lstat("./1644/file0", [pid 3618] getdents64(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] umount2("./1678/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1644/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] lstat("./1678/binderfs", [pid 3615] openat(AT_FDCWD, "./1644/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] close(4 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 3618] <... close resumed>) = 0 [pid 3616] unlink("./1678/binderfs" [pid 3615] fstat(4, [pid 3618] rmdir("./1726/file0" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(4, [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] lstat("./1678/file0", [pid 3615] close(4 [pid 3618] close(3 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1644/file0" [pid 3618] rmdir("./1726" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] <... rmdir resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1678/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] mkdir("./1727", 0777 [pid 3616] <... openat resumed>) = 4 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1644" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] fstat(4, [pid 3615] <... rmdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] mkdir("./1645", 0777./strace-static-x86_64: Process 16448 attached [pid 3616] getdents64(4, [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16448 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] close(4) = 0 [pid 3616] rmdir("./1678/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1678") = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16449 [pid 16448] set_robust_list(0x5555560b95e0, 24 [pid 3616] mkdir("./1679", 0777./strace-static-x86_64: Process 16449 attached [pid 16448] <... set_robust_list resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16450 [pid 16448] chdir("./1727"./strace-static-x86_64: Process 16450 attached ) = 0 [pid 16448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16448] setpgid(0, 0) = 0 [pid 16450] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16449] set_robust_list(0x5555560b95e0, 24 [pid 16448] <... openat resumed>) = 3 [pid 16448] write(3, "1000", 4 [pid 16449] <... set_robust_list resumed>) = 0 [pid 16448] <... write resumed>) = 4 [pid 16448] close(3 [pid 16449] chdir("./1645" [pid 16448] <... close resumed>) = 0 [pid 16450] chdir("./1679") = 0 [pid 16449] <... chdir resumed>) = 0 [pid 16448] symlink("/dev/binderfs", "./binderfs" [pid 16450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16448] <... symlink resumed>) = 0 [pid 16449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16450] setpgid(0, 0 [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16450] <... setpgid resumed>) = 0 [pid 16449] <... prctl resumed>) = 0 [pid 16448] <... futex resumed>) = 0 [pid 16450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16449] setpgid(0, 0 [pid 16448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16450] <... openat resumed>) = 3 [pid 16449] <... setpgid resumed>) = 0 [pid 16448] <... mmap resumed>) = 0x7f1ab2532000 [pid 16450] write(3, "1000", 4 [pid 16449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16448] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16450] <... write resumed>) = 4 [pid 16450] close(3) = 0 [pid 16449] <... openat resumed>) = 3 [pid 16448] <... mprotect resumed>) = 0 [pid 16450] symlink("/dev/binderfs", "./binderfs" [pid 16449] write(3, "1000", 4 [pid 16450] <... symlink resumed>) = 0 [pid 16449] <... write resumed>) = 4 [pid 16448] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] close(3 [pid 16450] <... futex resumed>) = 0 [pid 16449] <... close resumed>) = 0 [pid 16448] <... clone resumed>, parent_tid=[16451], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16451 [pid 16450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16449] symlink("/dev/binderfs", "./binderfs" [pid 16448] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16450] <... mmap resumed>) = 0x7f1ab2532000 [pid 16450] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16448] <... futex resumed>) = 0 [pid 16450] <... mprotect resumed>) = 0 [pid 16449] <... symlink resumed>) = 0 [pid 16450] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16450] <... clone resumed>, parent_tid=[16452], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16452 [pid 16449] <... futex resumed>) = 0 [pid 16450] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16450] <... futex resumed>) = 0 [pid 16449] <... mmap resumed>) = 0x7f1ab2532000 [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16449] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 16451 attached ) = 0 [pid 16451] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16449] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16451] mkdirat(AT_FDCWD, "./file0", 000./strace-static-x86_64: Process 16452 attached ) = 0 [pid 16449] <... clone resumed>, parent_tid=[16453], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16453 [pid 16451] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16451] <... futex resumed>) = 1 [pid 16449] <... futex resumed>) = 0 [pid 16448] <... futex resumed>) = 0 [pid 16452] set_robust_list(0x7f1ab25529e0, 24 [pid 16451] pipe2( [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16448] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16452] <... set_robust_list resumed>) = 0 [pid 16448] <... futex resumed>) = 0 [pid 16452] mkdirat(AT_FDCWD, "./file0", 000 [pid 16451] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16453 attached [pid 16451] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16453] set_robust_list(0x7f1ab25529e0, 24 [pid 16452] <... mkdirat resumed>) = 0 [pid 16451] <... futex resumed>) = 0 [pid 16448] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] <... set_robust_list resumed>) = 0 [pid 16452] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16451] dup(4 [pid 16448] <... futex resumed>) = 0 [pid 16453] mkdirat(AT_FDCWD, "./file0", 000 [pid 16452] <... futex resumed>) = 1 [pid 16451] <... dup resumed>) = 5 [pid 16450] <... futex resumed>) = 0 [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16453] <... mkdirat resumed>) = 0 [pid 16452] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16451] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16450] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16453] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16451] <... futex resumed>) = 0 [pid 16450] <... futex resumed>) = 0 [pid 16453] <... futex resumed>) = 1 [pid 16452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16451] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16449] <... futex resumed>) = 0 [pid 16448] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16452] pipe2( [pid 16449] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16448] <... futex resumed>) = 0 [pid 16453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16452] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16449] <... futex resumed>) = 0 [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16453] pipe2( [pid 16452] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16452] <... futex resumed>) = 1 [pid 16450] <... futex resumed>) = 0 [pid 16453] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16452] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 16450] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16452] dup(4) = 5 [pid 16450] <... futex resumed>) = 0 [pid 16452] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16453] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16452] <... futex resumed>) = 0 [pid 16450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16452] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16450] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] <... futex resumed>) = 1 [pid 16449] <... futex resumed>) = 0 [pid 16453] dup(4 [pid 16452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16450] <... futex resumed>) = 0 [pid 16449] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] <... dup resumed>) = 5 [pid 16452] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16451] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16449] <... futex resumed>) = 0 [pid 16453] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16451] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16453] <... futex resumed>) = 0 [pid 16451] <... futex resumed>) = 1 [pid 16449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16453] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16451] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16449] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16449] <... futex resumed>) = 0 [pid 16453] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16448] <... futex resumed>) = 0 [pid 16448] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16451] <... futex resumed>) = 0 [pid 16448] <... futex resumed>) = 1 [pid 16451] write(5, NULL, 1840702809 [pid 16448] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16451] <... write resumed>) = -1 EFAULT (Bad address) [pid 16451] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16448] <... futex resumed>) = 0 [pid 16451] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16453] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16448] exit_group(0 [pid 16453] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16449] <... futex resumed>) = 0 [pid 16453] write(5, NULL, 1840702809 [pid 16449] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16453] <... write resumed>) = -1 EFAULT (Bad address) [pid 16449] <... futex resumed>) = 0 [pid 16453] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16449] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16453] <... futex resumed>) = 0 [pid 16449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16453] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16449] exit_group(0 [pid 16453] <... futex resumed>) = ? [pid 16449] <... exit_group resumed>) = ? [pid 16453] +++ exited with 0 +++ [pid 16449] +++ exited with 0 +++ [pid 16451] <... futex resumed>) = ? [pid 16448] <... exit_group resumed>) = ? [pid 16451] +++ exited with 0 +++ [pid 16452] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16449, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16448] +++ exited with 0 +++ [pid 16452] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16448, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16452] <... futex resumed>) = 1 [pid 16450] <... futex resumed>) = 0 [pid 16452] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16450] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16450] <... futex resumed>) = 0 [pid 3615] umount2("./1645", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16452] write(5, NULL, 1840702809 [pid 16450] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16452] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1727", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] openat(AT_FDCWD, "./1645", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16452] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16452] <... futex resumed>) = 1 [pid 16450] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... openat resumed>) = 3 [pid 16452] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16450] exit_group(0 [pid 3618] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 16452] <... futex resumed>) = ? [pid 16450] <... exit_group resumed>) = ? [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16452] +++ exited with 0 +++ [pid 16450] +++ exited with 0 +++ [pid 3618] umount2("./1727/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16450, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] lstat("./1727/binderfs", [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] umount2("./1645/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] unlink("./1727/binderfs") = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1727/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1645/binderfs", [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1679", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1727/file0", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1727/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 3 [pid 3615] unlink("./1645/binderfs" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(3, [pid 3618] openat(AT_FDCWD, "./1727/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] getdents64(3, [pid 3615] umount2("./1645/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1679/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1645/file0", [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] lstat("./1679/binderfs", [pid 3618] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] unlink("./1679/binderfs" [pid 3618] close(4 [pid 3616] <... unlink resumed>) = 0 [pid 3615] umount2("./1645/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... close resumed>) = 0 [pid 3616] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] rmdir("./1727/file0" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... rmdir resumed>) = 0 [pid 3616] lstat("./1679/file0", [pid 3615] openat(AT_FDCWD, "./1645/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(4, [pid 3618] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1679/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] getdents64(4, [pid 3618] rmdir("./1727" [pid 3616] <... openat resumed>) = 4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] fstat(4, [pid 3615] <... close resumed>) = 0 [pid 3618] mkdir("./1728", 0777 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] rmdir("./1645/file0" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] <... rmdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1645") = 0 [pid 3615] mkdir("./1646", 0777 [pid 3616] getdents64(4, ./strace-static-x86_64: Process 16454 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16454 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16454] set_robust_list(0x5555560b95e0, 24 [pid 3616] close(4 [pid 16454] <... set_robust_list resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16454] chdir("./1728" [pid 3616] rmdir("./1679/file0"./strace-static-x86_64: Process 16455 attached [pid 16454] <... chdir resumed>) = 0 [pid 16455] set_robust_list(0x5555560b95e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16455 [pid 16455] <... set_robust_list resumed>) = 0 [pid 16454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... rmdir resumed>) = 0 [pid 16454] <... prctl resumed>) = 0 [pid 3616] getdents64(3, [pid 16455] chdir("./1646" [pid 16454] setpgid(0, 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16454] <... setpgid resumed>) = 0 [pid 3616] close(3 [pid 16455] <... chdir resumed>) = 0 [pid 16454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... close resumed>) = 0 [pid 16455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16454] <... openat resumed>) = 3 [pid 3616] rmdir("./1679" [pid 16455] <... prctl resumed>) = 0 [pid 16454] write(3, "1000", 4 [pid 3616] <... rmdir resumed>) = 0 [pid 16455] setpgid(0, 0 [pid 16454] <... write resumed>) = 4 [pid 3616] mkdir("./1680", 0777 [pid 16455] <... setpgid resumed>) = 0 [pid 16454] close(3 [pid 3616] <... mkdir resumed>) = 0 [pid 16455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16454] <... close resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16456 attached [pid 16455] <... openat resumed>) = 3 [pid 16454] symlink("/dev/binderfs", "./binderfs" [pid 16455] write(3, "1000", 4 [pid 16454] <... symlink resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16456 [pid 16455] <... write resumed>) = 4 [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16455] close(3 [pid 16454] <... futex resumed>) = 0 [pid 16455] <... close resumed>) = 0 [pid 16454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16455] symlink("/dev/binderfs", "./binderfs" [pid 16454] <... mmap resumed>) = 0x7f1ab2532000 [pid 16454] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16455] <... symlink resumed>) = 0 [pid 16454] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16454] <... clone resumed>, parent_tid=[16457], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16457 [pid 16455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16454] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16455] <... mmap resumed>) = 0x7f1ab2532000 [pid 16454] <... futex resumed>) = 0 [pid 16455] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16455] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 16457 attached [pid 16455] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16458], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16458 [pid 16455] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16457] set_robust_list(0x7f1ab25529e0, 24 [pid 16455] <... futex resumed>) = 0 [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16456] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16457] <... set_robust_list resumed>) = 0 [pid 16457] mkdirat(AT_FDCWD, "./file0", 000 [pid 16456] chdir("./1680") = 0 [pid 16457] <... mkdirat resumed>) = 0 [pid 16457] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16457] <... futex resumed>) = 1 [pid 16454] <... futex resumed>) = 0 [pid 16457] pipe2( [pid 16454] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16457] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16454] <... futex resumed>) = 0 [pid 16457] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16456] <... prctl resumed>) = 0 [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16457] <... futex resumed>) = 0 [pid 16456] setpgid(0, 0 [pid 16454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16457] dup(4 [pid 16456] <... setpgid resumed>) = 0 [pid 16454] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16458 attached [pid 16457] <... dup resumed>) = 5 [pid 16456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16454] <... futex resumed>) = 0 [pid 16458] set_robust_list(0x7f1ab25529e0, 24 [pid 16457] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16458] <... set_robust_list resumed>) = 0 [pid 16457] <... futex resumed>) = 0 [pid 16456] <... openat resumed>) = 3 [pid 16454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16458] mkdirat(AT_FDCWD, "./file0", 000 [pid 16457] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] write(3, "1000", 4 [pid 16454] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] <... mkdirat resumed>) = 0 [pid 16457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16456] <... write resumed>) = 4 [pid 16454] <... futex resumed>) = 0 [pid 16458] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16457] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16456] close(3 [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16458] <... futex resumed>) = 1 [pid 16455] <... futex resumed>) = 0 [pid 16458] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] <... close resumed>) = 0 [pid 16455] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16456] symlink("/dev/binderfs", "./binderfs" [pid 16455] <... futex resumed>) = 0 [pid 16458] pipe2([3, 4], 0) = 0 [pid 16456] <... symlink resumed>) = 0 [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16458] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] <... futex resumed>) = 0 [pid 16456] <... futex resumed>) = 0 [pid 16455] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] dup(4 [pid 16456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16455] <... futex resumed>) = 0 [pid 16458] <... dup resumed>) = 5 [pid 16458] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16458] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] <... mmap resumed>) = 0x7f1ab2532000 [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16456] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16456] <... mprotect resumed>) = 0 [pid 16455] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] <... futex resumed>) = 0 [pid 16456] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16455] <... futex resumed>) = 1 [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16456] <... clone resumed>, parent_tid=[16459], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16459 [pid 16456] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16459 attached [pid 16458] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16459] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16459] mkdirat(AT_FDCWD, "./file0", 000 [pid 16457] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16459] <... mkdirat resumed>) = 0 [pid 16457] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16454] <... futex resumed>) = 0 [pid 16454] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16454] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16459] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16457] write(5, NULL, 1840702809 [pid 16459] <... futex resumed>) = 1 [pid 16458] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16457] <... write resumed>) = -1 EFAULT (Bad address) [pid 16456] <... futex resumed>) = 0 [pid 16459] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16458] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16457] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16456] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16458] <... futex resumed>) = 1 [pid 16457] <... futex resumed>) = 1 [pid 16456] <... futex resumed>) = 0 [pid 16455] <... futex resumed>) = 0 [pid 16454] <... futex resumed>) = 0 [pid 16459] pipe2( [pid 16458] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16457] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16455] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16454] exit_group(0 [pid 16459] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16457] <... futex resumed>) = ? [pid 16455] <... futex resumed>) = 0 [pid 16454] <... exit_group resumed>) = ? [pid 16459] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16458] write(5, NULL, 1840702809 [pid 16457] +++ exited with 0 +++ [pid 16455] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16459] <... futex resumed>) = 1 [pid 16458] <... write resumed>) = -1 EFAULT (Bad address) [pid 16456] <... futex resumed>) = 0 [pid 16454] +++ exited with 0 +++ [pid 16459] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16458] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16456] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16458] <... futex resumed>) = 1 [pid 16456] <... futex resumed>) = 0 [pid 16455] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16454, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16459] dup(4 [pid 16458] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16455] exit_group(0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16459] <... dup resumed>) = 5 [pid 16458] <... futex resumed>) = ? [pid 16455] <... exit_group resumed>) = ? [pid 16459] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16459] <... futex resumed>) = 1 [pid 16458] +++ exited with 0 +++ [pid 16456] <... futex resumed>) = 0 [pid 16459] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16456] <... futex resumed>) = 0 [pid 16459] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16455] +++ exited with 0 +++ [pid 3618] umount2("./1728", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16455, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1728/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1728/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./1646", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] unlink("./1728/binderfs") = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1728/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1646", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1728/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] umount2("./1728/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1728/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1728/file0" [pid 3615] fstat(3, [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 3615] getdents64(3, [pid 3618] <... close resumed>) = 0 [pid 16459] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] rmdir("./1728" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16459] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] umount2("./1646/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16459] <... futex resumed>) = 1 [pid 16456] <... futex resumed>) = 0 [pid 3618] mkdir("./1729", 0777 [pid 16459] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16456] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] lstat("./1646/binderfs", [pid 16459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16460 attached [pid 16459] write(5, NULL, 1840702809 [pid 16456] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16460] set_robust_list(0x5555560b95e0, 24 [pid 16459] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16460 [pid 3615] unlink("./1646/binderfs" [pid 16460] <... set_robust_list resumed>) = 0 [pid 16459] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16460] chdir("./1729" [pid 16459] <... futex resumed>) = 1 [pid 16456] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16460] <... chdir resumed>) = 0 [pid 16459] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16456] exit_group(0 [pid 3615] umount2("./1646/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16459] <... futex resumed>) = ? [pid 16456] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16460] <... prctl resumed>) = 0 [pid 16459] +++ exited with 0 +++ [pid 16456] +++ exited with 0 +++ [pid 3615] lstat("./1646/file0", [pid 16460] setpgid(0, 0) = 0 [pid 16460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16456, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16460] <... openat resumed>) = 3 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] umount2("./1646/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16460] write(3, "1000", 4 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16460] <... write resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16460] close(3 [pid 3615] openat(AT_FDCWD, "./1646/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16460] <... close resumed>) = 0 [pid 16460] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... openat resumed>) = 4 [pid 16460] <... symlink resumed>) = 0 [pid 3616] umount2("./1680", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(4, [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16460] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] getdents64(4, [pid 16460] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... openat resumed>) = 3 [pid 16460] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] fstat(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16460] <... mprotect resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16460] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] getdents64(4, [pid 3616] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16460] <... clone resumed>, parent_tid=[16461], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16461 [pid 16460] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] close(4 [pid 16460] <... futex resumed>) = 0 [pid 3616] umount2("./1680/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1646/file0" [pid 3616] lstat("./1680/binderfs", ./strace-static-x86_64: Process 16461 attached [pid 16461] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(3, [pid 3616] unlink("./1680/binderfs" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16461] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... unlink resumed>) = 0 [pid 3616] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] close(3 [pid 16461] <... mkdirat resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... close resumed>) = 0 [pid 3616] lstat("./1680/file0", [pid 3615] rmdir("./1646" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16461] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16460] <... futex resumed>) = 0 [pid 16460] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 3616] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] mkdir("./1647", 0777 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16461] <... futex resumed>) = 1 [pid 16461] pipe2([3, 4], 0) = 0 [pid 3616] openat(AT_FDCWD, "./1680/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... mkdir resumed>) = 0 [pid 16461] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16460] <... futex resumed>) = 0 [pid 16461] dup(4 [pid 16460] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16461] <... dup resumed>) = 5 [pid 16460] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 16461] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16461] <... futex resumed>) = 0 [pid 16460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16461] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16460] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16462 attached ) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16462] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3616] getdents64(4, [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16462 [pid 16462] chdir("./1647" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16462] <... chdir resumed>) = 0 [pid 3616] getdents64(4, [pid 16462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16462] <... prctl resumed>) = 0 [pid 3616] close(4 [pid 16462] setpgid(0, 0 [pid 3616] <... close resumed>) = 0 [pid 16462] <... setpgid resumed>) = 0 [pid 3616] rmdir("./1680/file0" [pid 16462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... rmdir resumed>) = 0 [pid 16462] <... openat resumed>) = 3 [pid 3616] getdents64(3, [pid 16462] write(3, "1000", 4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16462] <... write resumed>) = 4 [pid 3616] close(3 [pid 16462] close(3 [pid 3616] <... close resumed>) = 0 [pid 16462] <... close resumed>) = 0 [pid 3616] rmdir("./1680" [pid 16462] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... rmdir resumed>) = 0 [pid 16462] <... symlink resumed>) = 0 [pid 3616] mkdir("./1681", 0777 [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... mkdir resumed>) = 0 [pid 16462] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16463 [pid 16462] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 16463 attached ) = 0 [pid 16463] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16463] chdir("./1681" [pid 16462] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16463] <... chdir resumed>) = 0 [pid 16462] <... clone resumed>, parent_tid=[16464], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16464 [pid 16462] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16462] <... futex resumed>) = 0 [pid 16463] <... prctl resumed>) = 0 [pid 16463] setpgid(0, 0 [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16463] <... setpgid resumed>) = 0 [pid 16463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 16464 attached ) = 3 [pid 16463] write(3, "1000", 4) = 4 [pid 16463] close(3) = 0 [pid 16463] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16463] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16463] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16463] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16465], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16465 [pid 16463] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16463] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16465 attached [pid 16465] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16465] mkdirat(AT_FDCWD, "./file0", 000 [pid 16464] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16465] <... mkdirat resumed>) = 0 [pid 16465] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] mkdirat(AT_FDCWD, "./file0", 000 [pid 16463] <... futex resumed>) = 0 [pid 16463] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16463] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16465] <... futex resumed>) = 1 [pid 16465] pipe2([3, 4], 0) = 0 [pid 16465] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16463] <... futex resumed>) = 0 [pid 16465] dup(4 [pid 16463] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16465] <... dup resumed>) = 5 [pid 16463] <... futex resumed>) = 0 [pid 16465] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16463] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16465] <... futex resumed>) = 0 [pid 16463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16465] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16464] <... mkdirat resumed>) = 0 [pid 16463] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16463] <... futex resumed>) = 0 [pid 16463] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16464] <... futex resumed>) = 1 [pid 16462] <... futex resumed>) = 0 [pid 16464] pipe2( [pid 16462] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16462] <... futex resumed>) = 0 [pid 16464] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16461] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16461] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16462] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16461] <... futex resumed>) = 1 [pid 16460] <... futex resumed>) = 0 [pid 16462] <... futex resumed>) = 0 [pid 16461] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16460] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16460] <... futex resumed>) = 0 [pid 16464] <... futex resumed>) = 0 [pid 16461] write(5, NULL, 1840702809 [pid 16460] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16461] <... write resumed>) = -1 EFAULT (Bad address) [pid 16461] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16460] <... futex resumed>) = 0 [pid 16461] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16460] exit_group(0 [pid 16461] <... futex resumed>) = ? [pid 16460] <... exit_group resumed>) = ? [pid 16464] dup(4 [pid 16461] +++ exited with 0 +++ [pid 16460] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16460, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16464] <... dup resumed>) = 5 [pid 16464] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16462] <... futex resumed>) = 0 [pid 3618] umount2("./1729", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16464] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16462] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16462] <... futex resumed>) = 0 [pid 16464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16464] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1729/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1729/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1729/binderfs") = 0 [pid 3618] umount2("./1729/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1729/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1729/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1729/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1729/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1729") = 0 [pid 3618] mkdir("./1730", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16466 attached , child_tidptr=0x5555560b95d0) = 16466 [pid 16466] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16466] chdir("./1730") = 0 [pid 16466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16466] setpgid(0, 0) = 0 [pid 16466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16466] write(3, "1000", 4) = 4 [pid 16466] close(3) = 0 [pid 16466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16466] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16466] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16467 attached [pid 16467] set_robust_list(0x7f1ab25529e0, 24 [pid 16466] <... clone resumed>, parent_tid=[16467], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16467 [pid 16466] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16463] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 16463] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2511000 [pid 16463] mprotect(0x7f1ab2512000, 131072, PROT_READ|PROT_WRITE [pid 16467] <... set_robust_list resumed>) = 0 [pid 16467] mkdirat(AT_FDCWD, "./file0", 000 [pid 16465] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16467] <... mkdirat resumed>) = 0 [pid 16467] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16466] <... futex resumed>) = 0 [pid 16466] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16467] <... futex resumed>) = 1 [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16467] pipe2( [pid 16464] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16465] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16463] <... mprotect resumed>) = 0 [pid 16467] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16465] <... futex resumed>) = 0 [pid 16464] <... futex resumed>) = 1 [pid 16463] clone(child_stack=0x7f1ab25313f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16462] <... futex resumed>) = 0 [pid 16467] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16465] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16464] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16462] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16467] <... futex resumed>) = 1 [pid 16466] <... futex resumed>) = 0 [pid 16464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16463] <... clone resumed>, parent_tid=[16468], tls=0x7f1ab2531700, child_tidptr=0x7f1ab25319d0) = 16468 [pid 16462] <... futex resumed>) = 0 [pid 16467] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16466] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] write(5, NULL, 1840702809 [pid 16463] futex(0x7f1ab262a4d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16462] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16466] <... futex resumed>) = 0 [pid 16464] <... write resumed>) = -1 EFAULT (Bad address) [pid 16463] <... futex resumed>) = 0 [pid 16467] dup(4 [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16464] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16463] futex(0x7f1ab262a4dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16467] <... dup resumed>) = 5 [pid 16464] <... futex resumed>) = 1 [pid 16462] <... futex resumed>) = 0 [pid 16467] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16464] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16462] exit_group(0 [pid 16467] <... futex resumed>) = 1 [pid 16466] <... futex resumed>) = 0 [pid 16462] <... exit_group resumed>) = ? [pid 16464] <... futex resumed>) = ? ./strace-static-x86_64: Process 16468 attached [pid 16467] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16466] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16468] set_robust_list(0x7f1ab25319e0, 24 [pid 16467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16466] <... futex resumed>) = 0 [pid 16468] <... set_robust_list resumed>) = 0 [pid 16467] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16468] write(5, NULL, 1840702809 [pid 16464] +++ exited with 0 +++ [pid 16462] +++ exited with 0 +++ [pid 16468] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16462, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16468] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16463] <... futex resumed>) = 0 [pid 16468] futex(0x7f1ab262a4d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16463] exit_group(0 [pid 16468] <... futex resumed>) = ? [pid 16465] <... futex resumed>) = ? [pid 16463] <... exit_group resumed>) = ? [pid 16468] +++ exited with 0 +++ [pid 16465] +++ exited with 0 +++ [pid 16463] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16463, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1647", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1681", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1647", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] openat(AT_FDCWD, "./1681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... openat resumed>) = 3 [pid 3616] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 3616] fstat(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 3616] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1647/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1681/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1647/binderfs", [pid 3616] lstat("./1681/binderfs", [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1647/binderfs" [pid 3616] unlink("./1681/binderfs" [pid 3615] <... unlink resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] umount2("./1647/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1647/file0", [pid 16467] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1681/file0", [pid 16467] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1647/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1647/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16467] <... futex resumed>) = 1 [pid 16466] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1681/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16467] write(5, NULL, 1840702809 [pid 16466] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 3615] <... openat resumed>) = 4 [pid 16467] <... write resumed>) = -1 EFAULT (Bad address) [pid 16466] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 3615] fstat(4, [pid 16467] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16466] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16467] <... futex resumed>) = 0 [pid 16466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] getdents64(4, [pid 3615] getdents64(4, [pid 16467] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16466] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16467] <... futex resumed>) = ? [pid 16466] <... exit_group resumed>) = ? [pid 3616] getdents64(4, [pid 3615] getdents64(4, [pid 16467] +++ exited with 0 +++ [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 3615] close(4 [pid 3616] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3616] rmdir("./1681/file0" [pid 3615] rmdir("./1647/file0" [pid 16466] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(3, [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16466, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] close(3 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] umount2("./1730", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 3615] close(3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1681" [pid 3615] <... close resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1730", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... rmdir resumed>) = 0 [pid 3615] rmdir("./1647" [pid 3618] <... openat resumed>) = 3 [pid 3616] mkdir("./1682", 0777 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] fstat(3, [pid 3616] <... mkdir resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] mkdir("./1648", 0777 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16469 attached [pid 3618] umount2("./1730/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16469 [pid 3615] <... mkdir resumed>) = 0 [pid 16469] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16469] <... set_robust_list resumed>) = 0 [pid 3618] lstat("./1730/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 16470 attached [pid 16469] chdir("./1682" [pid 3618] unlink("./1730/binderfs" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16470 [pid 16470] set_robust_list(0x5555560b95e0, 24 [pid 16469] <... chdir resumed>) = 0 [pid 16470] <... set_robust_list resumed>) = 0 [pid 16469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... unlink resumed>) = 0 [pid 16470] chdir("./1648" [pid 16469] <... prctl resumed>) = 0 [pid 3618] umount2("./1730/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16470] <... chdir resumed>) = 0 [pid 16469] setpgid(0, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16469] <... setpgid resumed>) = 0 [pid 3618] lstat("./1730/file0", [pid 16470] <... prctl resumed>) = 0 [pid 16469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16469] <... openat resumed>) = 3 [pid 3618] umount2("./1730/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16470] setpgid(0, 0 [pid 16469] write(3, "1000", 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16470] <... setpgid resumed>) = 0 [pid 16469] <... write resumed>) = 4 [pid 3618] openat(AT_FDCWD, "./1730/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16469] close(3 [pid 3618] <... openat resumed>) = 4 [pid 16470] <... openat resumed>) = 3 [pid 16469] <... close resumed>) = 0 [pid 3618] fstat(4, [pid 16470] write(3, "1000", 4 [pid 16469] symlink("/dev/binderfs", "./binderfs" [pid 16470] <... write resumed>) = 4 [pid 16469] <... symlink resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16470] close(3 [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16470] <... close resumed>) = 0 [pid 16469] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16470] symlink("/dev/binderfs", "./binderfs" [pid 16469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16470] <... symlink resumed>) = 0 [pid 16469] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] getdents64(4, [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16469] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16470] <... futex resumed>) = 0 [pid 16469] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16469] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16470] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] close(4 [pid 16470] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16469] <... clone resumed>, parent_tid=[16471], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16471 [pid 3618] <... close resumed>) = 0 [pid 16470] <... mprotect resumed>) = 0 [pid 16469] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1730/file0" [pid 16470] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16469] <... futex resumed>) = 0 [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16470] <... clone resumed>, parent_tid=[16472], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16472 [pid 3618] <... rmdir resumed>) = 0 [pid 16470] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] getdents64(3, [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1730"./strace-static-x86_64: Process 16471 attached [pid 16471] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16471] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1731", 0777./strace-static-x86_64: Process 16472 attached [pid 16471] <... mkdirat resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16471] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16469] <... futex resumed>) = 0 [pid 16471] pipe2( [pid 16469] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16473 [pid 16471] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16469] <... futex resumed>) = 0 [pid 16472] set_robust_list(0x7f1ab25529e0, 24 [pid 16471] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16473 attached [pid 16472] <... set_robust_list resumed>) = 0 [pid 16471] <... futex resumed>) = 0 [pid 16469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16472] mkdirat(AT_FDCWD, "./file0", 000 [pid 16471] dup(4 [pid 16469] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16471] <... dup resumed>) = 5 [pid 16469] <... futex resumed>) = 0 [pid 16471] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16471] <... futex resumed>) = 0 [pid 16469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16471] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16469] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16472] <... mkdirat resumed>) = 0 [pid 16471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16469] <... futex resumed>) = 0 [pid 16472] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16471] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16473] set_robust_list(0x5555560b95e0, 24 [pid 16472] <... futex resumed>) = 1 [pid 16470] <... futex resumed>) = 0 [pid 16473] <... set_robust_list resumed>) = 0 [pid 16472] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16470] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16473] chdir("./1731" [pid 16472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16471] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16470] <... futex resumed>) = 0 [pid 16472] pipe2( [pid 16471] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16473] <... chdir resumed>) = 0 [pid 16472] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16471] <... futex resumed>) = 1 [pid 16473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16469] <... futex resumed>) = 0 [pid 16473] <... prctl resumed>) = 0 [pid 16472] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16471] write(5, NULL, 1840702809 [pid 16469] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16473] setpgid(0, 0 [pid 16472] <... futex resumed>) = 1 [pid 16471] <... write resumed>) = -1 EFAULT (Bad address) [pid 16470] <... futex resumed>) = 0 [pid 16469] <... futex resumed>) = 0 [pid 16473] <... setpgid resumed>) = 0 [pid 16472] dup(4 [pid 16471] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16470] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16469] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16472] <... dup resumed>) = 5 [pid 16471] <... futex resumed>) = 0 [pid 16470] <... futex resumed>) = 0 [pid 16469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16473] <... openat resumed>) = 3 [pid 16472] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16471] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16469] exit_group(0 [pid 16473] write(3, "1000", 4 [pid 16472] <... futex resumed>) = 0 [pid 16471] <... futex resumed>) = ? [pid 16470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16469] <... exit_group resumed>) = ? [pid 16473] <... write resumed>) = 4 [pid 16472] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16471] +++ exited with 0 +++ [pid 16470] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16473] close(3 [pid 16472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16470] <... futex resumed>) = 0 [pid 16469] +++ exited with 0 +++ [pid 16473] <... close resumed>) = 0 [pid 16472] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16473] symlink("/dev/binderfs", "./binderfs" [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16469, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] umount2("./1682", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16473] <... symlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16473] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16473] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] umount2("./1682/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1682/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1682/binderfs") = 0 [pid 3616] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1682/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1682/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16473] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(4, [pid 16473] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16473] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... close resumed>) = 0 ./strace-static-x86_64: Process 16474 attached [pid 16472] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] rmdir("./1682/file0" [pid 16474] set_robust_list(0x7f1ab25529e0, 24 [pid 16473] <... clone resumed>, parent_tid=[16474], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16474 [pid 16472] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16474] <... set_robust_list resumed>) = 0 [pid 16473] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16472] <... futex resumed>) = 1 [pid 16470] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16474] mkdirat(AT_FDCWD, "./file0", 000 [pid 16473] <... futex resumed>) = 0 [pid 16472] write(5, NULL, 1840702809 [pid 16470] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16472] <... write resumed>) = -1 EFAULT (Bad address) [pid 16470] <... futex resumed>) = 0 [pid 3616] close(3 [pid 16474] <... mkdirat resumed>) = 0 [pid 16472] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16470] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 16474] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16472] <... futex resumed>) = 0 [pid 16470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] rmdir("./1682" [pid 16474] <... futex resumed>) = 1 [pid 16473] <... futex resumed>) = 0 [pid 16472] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16470] exit_group(0 [pid 16474] pipe2( [pid 16473] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16472] <... futex resumed>) = ? [pid 16470] <... exit_group resumed>) = ? [pid 3616] <... rmdir resumed>) = 0 [pid 16474] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16473] <... futex resumed>) = 0 [pid 16472] +++ exited with 0 +++ [pid 16470] +++ exited with 0 +++ [pid 3616] mkdir("./1683", 0777 [pid 16474] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... mkdir resumed>) = 0 [pid 16474] <... futex resumed>) = 0 [pid 16473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16474] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16473] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16473] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16475 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16470, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16474] dup(4 [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16474] <... dup resumed>) = 5 [pid 16474] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16474] <... futex resumed>) = 1 [pid 16473] <... futex resumed>) = 0 [pid 16474] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16473] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1648", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16474] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005"./strace-static-x86_64: Process 16475 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16475] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3615] openat(AT_FDCWD, "./1648", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16475] chdir("./1683" [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1648/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16475] <... chdir resumed>) = 0 [pid 3615] lstat("./1648/binderfs", [pid 16475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16475] <... prctl resumed>) = 0 [pid 16475] setpgid(0, 0) = 0 [pid 16475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] unlink("./1648/binderfs" [pid 16475] <... openat resumed>) = 3 [pid 16475] write(3, "1000", 4 [pid 3615] <... unlink resumed>) = 0 [pid 3615] umount2("./1648/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16475] <... write resumed>) = 4 [pid 16475] close(3) = 0 [pid 16475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16475] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16475] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16476], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16476 [pid 16475] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16476 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16476] set_robust_list(0x7f1ab25529e0, 24 [pid 16474] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] lstat("./1648/file0", [pid 16476] <... set_robust_list resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16476] mkdirat(AT_FDCWD, "./file0", 000 [pid 16474] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1648/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16474] <... futex resumed>) = 1 [pid 16473] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16474] write(5, NULL, 1840702809 [pid 16473] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1648/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16476] <... mkdirat resumed>) = 0 [pid 16474] <... write resumed>) = -1 EFAULT (Bad address) [pid 16473] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16474] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16473] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(4, [pid 16476] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16474] <... futex resumed>) = 0 [pid 16473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16476] <... futex resumed>) = 1 [pid 16475] <... futex resumed>) = 0 [pid 16474] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16473] exit_group(0 [pid 3615] getdents64(4, [pid 16476] pipe2( [pid 16475] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16474] <... futex resumed>) = ? [pid 16473] <... exit_group resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16475] <... futex resumed>) = 0 [pid 16474] +++ exited with 0 +++ [pid 3615] getdents64(4, [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1648/file0" [pid 16473] +++ exited with 0 +++ [pid 16476] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16476] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16473, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16476] <... futex resumed>) = 1 [pid 16475] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16476] dup(4 [pid 16475] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3615] close(3 [pid 16476] <... dup resumed>) = 5 [pid 16475] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16476] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1648" [pid 16476] <... futex resumed>) = 0 [pid 16475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] umount2("./1731", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 16476] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16475] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] mkdir("./1649", 0777 [pid 16476] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16475] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1731", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... mkdir resumed>) = 0 [pid 16476] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16477 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1731/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16477 attached ) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1731/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1731/binderfs" [pid 16477] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1731/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1731/file0", [pid 16477] <... set_robust_list resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16477] chdir("./1649" [pid 3618] umount2("./1731/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1731/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 16477] <... chdir resumed>) = 0 [pid 16477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16477] setpgid(0, 0) = 0 [pid 16477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16477] write(3, "1000", 4) = 4 [pid 16477] close(3) = 0 [pid 16477] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16477] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16477] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16477] <... clone resumed>, parent_tid=[16478], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16478 [pid 3618] getdents64(4, [pid 16477] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16477] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16478 attached [pid 3618] close(4 [pid 16478] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... close resumed>) = 0 [pid 16478] <... set_robust_list resumed>) = 0 [pid 3618] rmdir("./1731/file0") = 0 [pid 16478] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] getdents64(3, [pid 16476] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16478] <... mkdirat resumed>) = 0 [pid 16476] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16476] <... futex resumed>) = 1 [pid 16475] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16478] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16476] write(5, NULL, 1840702809 [pid 16475] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1731" [pid 16475] <... futex resumed>) = 0 [pid 16475] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 16478] <... futex resumed>) = 1 [pid 16477] <... futex resumed>) = 0 [pid 16476] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] mkdir("./1732", 0777 [pid 16477] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16478] pipe2( [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16476] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16476] <... futex resumed>) = 1 [pid 16475] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16478] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16475] exit_group(0) = ? [pid 16478] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16479 attached [pid 16479] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16476] +++ exited with 0 +++ [pid 16475] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16479 [pid 16478] <... futex resumed>) = 1 [pid 16477] <... futex resumed>) = 0 [pid 16477] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16475, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16478] dup(4 [pid 16477] <... futex resumed>) = 0 [pid 16478] <... dup resumed>) = 5 [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16478] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16477] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16478] <... futex resumed>) = 0 [pid 16477] <... futex resumed>) = 0 [pid 16479] chdir("./1732" [pid 16478] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16479] <... chdir resumed>) = 0 [pid 16479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3616] umount2("./1683", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16479] setpgid(0, 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16479] <... setpgid resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... openat resumed>) = 3 [pid 16479] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 16479] write(3, "1000", 4 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16479] <... write resumed>) = 4 [pid 3616] getdents64(3, [pid 16479] close(3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16479] <... close resumed>) = 0 [pid 3616] umount2("./1683/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16479] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16479] <... symlink resumed>) = 0 [pid 3616] lstat("./1683/binderfs", [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16479] <... futex resumed>) = 0 [pid 3616] unlink("./1683/binderfs" [pid 16479] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... unlink resumed>) = 0 [pid 16479] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16479] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16479] <... mprotect resumed>) = 0 [pid 3616] lstat("./1683/file0", [pid 16479] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16479] <... clone resumed>, parent_tid=[16480], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16480 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16479] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1683/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16479] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1683/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1683") = 0 [pid 3616] mkdir("./1684", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16481 ./strace-static-x86_64: Process 16480 attached [pid 16480] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16480] mkdirat(AT_FDCWD, "./file0", 000./strace-static-x86_64: Process 16481 attached ) = 0 [pid 16480] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16479] <... futex resumed>) = 0 [pid 16480] pipe2( [pid 16479] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16480] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16479] <... futex resumed>) = 0 [pid 16481] set_robust_list(0x5555560b95e0, 24 [pid 16480] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16480] <... futex resumed>) = 0 [pid 16479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16480] dup(4 [pid 16479] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16480] <... dup resumed>) = 5 [pid 16479] <... futex resumed>) = 0 [pid 16481] <... set_robust_list resumed>) = 0 [pid 16480] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16480] <... futex resumed>) = 0 [pid 16479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16481] chdir("./1684" [pid 16480] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16479] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16479] <... futex resumed>) = 0 [pid 16481] <... chdir resumed>) = 0 [pid 16480] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16481] setpgid(0, 0) = 0 [pid 16481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16481] write(3, "1000", 4) = 4 [pid 16478] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16481] close(3 [pid 16478] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16481] <... close resumed>) = 0 [pid 16481] symlink("/dev/binderfs", "./binderfs" [pid 16478] <... futex resumed>) = 1 [pid 16477] <... futex resumed>) = 0 [pid 16481] <... symlink resumed>) = 0 [pid 16478] write(5, NULL, 1840702809 [pid 16477] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16478] <... write resumed>) = -1 EFAULT (Bad address) [pid 16477] <... futex resumed>) = 0 [pid 16481] <... futex resumed>) = 0 [pid 16478] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16477] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16480] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16478] <... futex resumed>) = 0 [pid 16477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16481] <... mmap resumed>) = 0x7f1ab2532000 [pid 16480] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16478] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16477] exit_group(0 [pid 16481] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16480] <... futex resumed>) = 1 [pid 16479] <... futex resumed>) = 0 [pid 16478] <... futex resumed>) = ? [pid 16477] <... exit_group resumed>) = ? [pid 16481] <... mprotect resumed>) = 0 [pid 16480] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16479] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16478] +++ exited with 0 +++ [pid 16480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16480] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16480] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16480] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16477] +++ exited with 0 +++ [pid 16480] <... futex resumed>) = 0 [pid 16479] <... futex resumed>) = 1 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16477, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16481] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16480] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16479] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 16481] <... clone resumed>, parent_tid=[16482], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16482 [pid 16479] exit_group(0 [pid 16481] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16480] <... futex resumed>) = ? [pid 16479] <... exit_group resumed>) = ? [pid 3615] umount2("./1649", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16481] <... futex resumed>) = 0 [pid 16480] +++ exited with 0 +++ ./strace-static-x86_64: Process 16482 attached [pid 16482] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16482] mkdirat(AT_FDCWD, "./file0", 000 [pid 16479] +++ exited with 0 +++ [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16479, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1649", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1649/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1732", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1732", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] lstat("./1649/binderfs", [pid 3618] <... openat resumed>) = 3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] fstat(3, [pid 3615] unlink("./1649/binderfs" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... unlink resumed>) = 0 [pid 16482] <... mkdirat resumed>) = 0 [pid 3618] umount2("./1732/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1649/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16482] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16482] <... futex resumed>) = 1 [pid 16481] <... futex resumed>) = 0 [pid 3618] lstat("./1732/binderfs", [pid 3615] lstat("./1649/file0", [pid 16482] pipe2( [pid 16481] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16482] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16481] <... futex resumed>) = 0 [pid 3618] unlink("./1732/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16482] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3615] umount2("./1649/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16482] <... futex resumed>) = 0 [pid 16481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] umount2("./1732/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16482] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16481] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1649/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16481] <... futex resumed>) = 0 [pid 3618] lstat("./1732/file0", [pid 16482] dup(4 [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16482] <... dup resumed>) = 5 [pid 3618] umount2("./1732/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(4, [pid 16482] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16482] <... futex resumed>) = 1 [pid 16481] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1732/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16482] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16481] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 3615] getdents64(4, [pid 16482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16481] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16482] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3615] getdents64(4, [pid 3618] rmdir("./1732/file0" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3615] close(4 [pid 3618] rmdir("./1732") = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] mkdir("./1733", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16483 ./strace-static-x86_64: Process 16483 attached [pid 16483] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16483] chdir("./1733") = 0 [pid 16483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16483] setpgid(0, 0) = 0 [pid 16483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16483] write(3, "1000", 4) = 4 [pid 16483] close(3) = 0 [pid 16483] symlink("/dev/binderfs", "./binderfs" [pid 3615] rmdir("./1649/file0" [pid 16483] <... symlink resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1649" [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1650", 0777 [pid 16483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16483] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16483] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16484], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16484 [pid 16483] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16485 [pid 16483] <... futex resumed>) = 0 [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16482] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16482] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16481] <... futex resumed>) = 0 [pid 16482] <... futex resumed>) = 1 [pid 16481] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16482] write(5, NULL, 1840702809 [pid 16481] <... futex resumed>) = 0 [pid 16482] <... write resumed>) = -1 EFAULT (Bad address) [pid 16481] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16482] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16482] <... futex resumed>) = 0 [pid 16481] exit_group(0) = ? ./strace-static-x86_64: Process 16484 attached [pid 16484] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16484] mkdirat(AT_FDCWD, "./file0", 000 [pid 16482] +++ exited with 0 +++ [pid 16481] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16481, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 16485 attached [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 16485] set_robust_list(0x5555560b95e0, 24 [pid 16484] <... mkdirat resumed>) = 0 [pid 3616] umount2("./1684", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16485] <... set_robust_list resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16485] chdir("./1650" [pid 16484] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16485] <... chdir resumed>) = 0 [pid 3616] fstat(3, [pid 16484] <... futex resumed>) = 1 [pid 16483] <... futex resumed>) = 0 [pid 16485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16484] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16483] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16483] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16485] <... prctl resumed>) = 0 [pid 16484] pipe2( [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16485] setpgid(0, 0 [pid 16484] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16485] <... setpgid resumed>) = 0 [pid 16484] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1684/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16484] <... futex resumed>) = 1 [pid 16483] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16485] <... openat resumed>) = 3 [pid 16484] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16483] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1684/binderfs", [pid 16485] write(3, "1000", 4 [pid 16484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16483] <... futex resumed>) = 0 [pid 16484] dup(4 [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16485] <... write resumed>) = 4 [pid 16484] <... dup resumed>) = 5 [pid 3616] unlink("./1684/binderfs" [pid 16485] close(3 [pid 16484] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16483] <... futex resumed>) = 0 [pid 16485] <... close resumed>) = 0 [pid 16484] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16483] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 16485] symlink("/dev/binderfs", "./binderfs" [pid 16484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16483] <... futex resumed>) = 0 [pid 3616] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16485] <... symlink resumed>) = 0 [pid 16484] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1684/file0", [pid 16485] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1684/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16485] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16485] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... close resumed>) = 0 [pid 16485] <... mprotect resumed>) = 0 [pid 3616] rmdir("./1684/file0" [pid 16485] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1684") = 0 [pid 3616] mkdir("./1685", 0777 [pid 16485] <... clone resumed>, parent_tid=[16486], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16486 [pid 3616] <... mkdir resumed>) = 0 [pid 16485] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16484] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16487 attached [pid 16485] <... futex resumed>) = 0 [pid 16484] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16484] <... futex resumed>) = 1 [pid 16483] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16487 [pid 16484] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16483] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16484] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16483] <... futex resumed>) = 0 [pid 16484] write(5, NULL, 1840702809 [pid 16483] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16484] <... write resumed>) = -1 EFAULT (Bad address) [pid 16484] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16486 attached ) = 1 [pid 16483] <... futex resumed>) = 0 [pid 16486] set_robust_list(0x7f1ab25529e0, 24 [pid 16484] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16483] exit_group(0 [pid 16486] <... set_robust_list resumed>) = 0 [pid 16484] <... futex resumed>) = ? [pid 16483] <... exit_group resumed>) = ? [pid 16487] set_robust_list(0x5555560b95e0, 24 [pid 16486] mkdirat(AT_FDCWD, "./file0", 000 [pid 16484] +++ exited with 0 +++ [pid 16483] +++ exited with 0 +++ [pid 16487] <... set_robust_list resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16483, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16486] <... mkdirat resumed>) = 0 [pid 16487] chdir("./1685" [pid 16486] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16485] <... futex resumed>) = 0 [pid 16487] <... chdir resumed>) = 0 [pid 16485] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16486] pipe2( [pid 16487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16485] <... futex resumed>) = 0 [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16487] <... prctl resumed>) = 0 [pid 16486] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16486] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16485] <... futex resumed>) = 0 [pid 16487] setpgid(0, 0) = 0 [pid 16486] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16485] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1733", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16485] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16486] dup(4 [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1733", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16487] <... openat resumed>) = 3 [pid 16486] <... dup resumed>) = 5 [pid 3618] <... openat resumed>) = 3 [pid 16487] write(3, "1000", 4 [pid 16486] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16487] <... write resumed>) = 4 [pid 16486] <... futex resumed>) = 1 [pid 16485] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16487] close(3 [pid 16486] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16485] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16487] <... close resumed>) = 0 [pid 16486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16485] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16487] symlink("/dev/binderfs", "./binderfs" [pid 16486] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1733/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16487] <... symlink resumed>) = 0 [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16487] <... futex resumed>) = 0 [pid 16487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16487] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16487] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] lstat("./1733/binderfs", [pid 16487] <... clone resumed>, parent_tid=[16488], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16488 [pid 16487] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 16488 attached [pid 16487] <... futex resumed>) = 0 [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] unlink("./1733/binderfs") = 0 [pid 3618] umount2("./1733/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16488] set_robust_list(0x7f1ab25529e0, 24 [pid 16486] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16488] <... set_robust_list resumed>) = 0 [pid 16486] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1733/file0", [pid 16486] <... futex resumed>) = 1 [pid 16485] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16488] mkdirat(AT_FDCWD, "./file0", 000 [pid 16486] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16485] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1733/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16485] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16486] write(5, NULL, 1840702809 [pid 16485] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1733/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16486] <... write resumed>) = -1 EFAULT (Bad address) [pid 16488] <... mkdirat resumed>) = 0 [pid 16486] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16486] <... futex resumed>) = 1 [pid 16488] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16485] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16488] <... futex resumed>) = 1 [pid 16487] <... futex resumed>) = 0 [pid 16486] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16485] exit_group(0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16488] pipe2( [pid 16487] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16486] <... futex resumed>) = ? [pid 16485] <... exit_group resumed>) = ? [pid 3618] getdents64(4, [pid 16488] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16487] <... futex resumed>) = 0 [pid 16486] +++ exited with 0 +++ [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16485] +++ exited with 0 +++ [pid 16488] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16485, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16488] <... futex resumed>) = 1 [pid 16487] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16488] dup(4 [pid 16487] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16488] <... dup resumed>) = 5 [pid 16487] <... futex resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3618] close(4 [pid 16488] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... close resumed>) = 0 [pid 16487] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1733/file0" [pid 16488] <... futex resumed>) = 0 [pid 16487] <... futex resumed>) = 0 [pid 16488] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 3615] umount2("./1650", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] close(3 [pid 3615] openat(AT_FDCWD, "./1650", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1733" [pid 3615] <... openat resumed>) = 3 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] fstat(3, [pid 3618] mkdir("./1734", 0777 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16489 attached [pid 3615] umount2("./1650/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16489 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1650/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16489] set_robust_list(0x5555560b95e0, 24 [pid 3615] unlink("./1650/binderfs" [pid 16489] <... set_robust_list resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3615] umount2("./1650/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16489] chdir("./1734" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16489] <... chdir resumed>) = 0 [pid 3615] lstat("./1650/file0", [pid 16489] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16489] <... prctl resumed>) = 0 [pid 3615] umount2("./1650/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16489] setpgid(0, 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16489] <... setpgid resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1650/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... openat resumed>) = 4 [pid 16489] <... openat resumed>) = 3 [pid 3615] fstat(4, [pid 16489] write(3, "1000", 4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16489] <... write resumed>) = 4 [pid 3615] getdents64(4, [pid 16489] close(3 [pid 16488] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16489] <... close resumed>) = 0 [pid 16488] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16489] symlink("/dev/binderfs", "./binderfs" [pid 16488] <... futex resumed>) = 1 [pid 16487] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16489] <... symlink resumed>) = 0 [pid 16488] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16487] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16487] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16489] <... futex resumed>) = 0 [pid 16488] write(5, NULL, 1840702809 [pid 16487] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1650/file0" [pid 16489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16488] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... rmdir resumed>) = 0 [pid 16489] <... mmap resumed>) = 0x7f1ab2532000 [pid 16488] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16489] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16488] <... futex resumed>) = 1 [pid 16487] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16489] <... mprotect resumed>) = 0 [pid 16488] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16487] exit_group(0 [pid 3615] close(3 [pid 16489] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16488] <... futex resumed>) = ? [pid 16487] <... exit_group resumed>) = ? [pid 3615] <... close resumed>) = 0 ./strace-static-x86_64: Process 16490 attached [pid 16488] +++ exited with 0 +++ [pid 3615] rmdir("./1650" [pid 16489] <... clone resumed>, parent_tid=[16490], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16490 [pid 3615] <... rmdir resumed>) = 0 [pid 16487] +++ exited with 0 +++ [pid 16490] set_robust_list(0x7f1ab25529e0, 24 [pid 16489] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16487, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] mkdir("./1651", 0777 [pid 16490] <... set_robust_list resumed>) = 0 [pid 16489] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16490] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] umount2("./1685", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16491 [pid 16490] <... mkdirat resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16490] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16490] <... futex resumed>) = 1 [pid 16489] <... futex resumed>) = 0 [pid 16490] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16489] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16489] <... futex resumed>) = 0 [pid 16490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16490] pipe2( [pid 3616] getdents64(3, [pid 16490] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16490] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1685/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16491 attached [pid 16490] <... futex resumed>) = 1 [pid 16489] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16491] set_robust_list(0x5555560b95e0, 24 [pid 16490] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16489] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1685/binderfs", [pid 16491] <... set_robust_list resumed>) = 0 [pid 16490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16489] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16490] dup(4 [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1685/binderfs" [pid 16491] chdir("./1651" [pid 16490] <... dup resumed>) = 5 [pid 3616] <... unlink resumed>) = 0 [pid 16490] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16491] <... chdir resumed>) = 0 [pid 16490] <... futex resumed>) = 1 [pid 16489] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16490] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16489] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1685/file0", [pid 16491] <... prctl resumed>) = 0 [pid 16490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16489] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16491] setpgid(0, 0 [pid 16490] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16491] <... setpgid resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] openat(AT_FDCWD, "./1685/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16491] write(3, "1000", 4) = 4 [pid 3616] <... openat resumed>) = 4 [pid 16491] close(3 [pid 3616] fstat(4, [pid 16491] <... close resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16491] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3616] getdents64(4, [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16491] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16491] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16491] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16492], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16492 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16491] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, [pid 16491] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] close(4) = 0 [pid 3616] rmdir("./1685/file0" [pid 16490] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16492 attached [pid 16492] set_robust_list(0x7f1ab25529e0, 24 [pid 16490] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16492] <... set_robust_list resumed>) = 0 [pid 16490] <... futex resumed>) = 1 [pid 16489] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16490] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16489] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16492] mkdirat(AT_FDCWD, "./file0", 000 [pid 16490] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16489] <... futex resumed>) = 0 [pid 3616] close(3 [pid 16490] write(5, NULL, 1840702809 [pid 16489] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 16490] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] rmdir("./1685" [pid 16490] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16489] <... futex resumed>) = 0 [pid 16490] <... futex resumed>) = 1 [pid 3616] <... rmdir resumed>) = 0 [pid 16492] <... mkdirat resumed>) = 0 [pid 16490] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16489] exit_group(0 [pid 16492] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1686", 0777 [pid 16492] <... futex resumed>) = 1 [pid 16491] <... futex resumed>) = 0 [pid 16490] <... futex resumed>) = ? [pid 16489] <... exit_group resumed>) = ? [pid 16491] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16492] pipe2([3, 4], 0) = 0 [pid 16490] +++ exited with 0 +++ [pid 16489] +++ exited with 0 +++ [pid 16492] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16493 [pid 16492] <... futex resumed>) = 1 [pid 16491] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16489, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16492] dup(4 [pid 16491] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1734", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16492] <... dup resumed>) = 5 [pid 16491] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16492] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1734", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16492] <... futex resumed>) = 0 [pid 16491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16492] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16491] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 3 ./strace-static-x86_64: Process 16493 attached [pid 16491] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16493] set_robust_list(0x5555560b95e0, 24 [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16493] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(3, [pid 16493] chdir("./1686" [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16493] <... chdir resumed>) = 0 [pid 3618] umount2("./1734/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16493] <... prctl resumed>) = 0 [pid 3618] lstat("./1734/binderfs", [pid 16493] setpgid(0, 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16493] <... setpgid resumed>) = 0 [pid 3618] unlink("./1734/binderfs" [pid 16493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... unlink resumed>) = 0 [pid 16493] <... openat resumed>) = 3 [pid 3618] umount2("./1734/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16493] write(3, "1000", 4 [pid 16492] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16493] <... write resumed>) = 4 [pid 16492] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1734/file0", [pid 16493] close(3 [pid 16492] <... futex resumed>) = 1 [pid 16493] <... close resumed>) = 0 [pid 16491] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16493] symlink("/dev/binderfs", "./binderfs" [pid 16492] write(5, NULL, 1840702809 [pid 16491] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1734/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16492] <... write resumed>) = -1 EFAULT (Bad address) [pid 16491] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16493] <... symlink resumed>) = 0 [pid 16492] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16491] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1734/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16492] <... futex resumed>) = 0 [pid 16491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16493] <... futex resumed>) = 0 [pid 16492] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16491] exit_group(0 [pid 3618] <... openat resumed>) = 4 [pid 16493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16492] <... futex resumed>) = ? [pid 16491] <... exit_group resumed>) = ? [pid 3618] fstat(4, [pid 16493] <... mmap resumed>) = 0x7f1ab2532000 [pid 16492] +++ exited with 0 +++ [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16493] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16491] +++ exited with 0 +++ [pid 3618] getdents64(4, [pid 16493] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16491, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16493] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16493] <... clone resumed>, parent_tid=[16494], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16494 [pid 3618] close(4 [pid 3615] umount2("./1651", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16493] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16493] <... futex resumed>) = 0 [pid 3618] rmdir("./1734/file0" [pid 3615] openat(AT_FDCWD, "./1651", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 3615] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] close(3 [pid 3615] umount2("./1651/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16494 attached [pid 3618] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16494] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] rmdir("./1734" [pid 3615] lstat("./1651/binderfs", [pid 16494] <... set_robust_list resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16494] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] unlink("./1651/binderfs" [pid 3618] mkdir("./1735", 0777 [pid 3615] <... unlink resumed>) = 0 [pid 16494] <... mkdirat resumed>) = 0 [pid 3615] umount2("./1651/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16494] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16494] <... futex resumed>) = 1 [pid 16493] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] lstat("./1651/file0", [pid 16494] pipe2( [pid 16493] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16494] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] umount2("./1651/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16494] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16493] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16494] <... futex resumed>) = 0 [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16495 [pid 3615] openat(AT_FDCWD, "./1651/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16495 attached [pid 16494] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 16493] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16494] <... futex resumed>) = 0 [pid 16493] <... futex resumed>) = 1 [pid 3615] getdents64(4, [pid 16494] dup(4 [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16494] <... dup resumed>) = 5 [pid 3615] getdents64(4, [pid 16495] set_robust_list(0x5555560b95e0, 24 [pid 16494] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16495] <... set_robust_list resumed>) = 0 [pid 16494] <... futex resumed>) = 1 [pid 16493] <... futex resumed>) = 0 [pid 3615] close(4 [pid 16495] chdir("./1735" [pid 16494] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16493] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16493] <... futex resumed>) = 0 [pid 16495] <... chdir resumed>) = 0 [pid 3615] rmdir("./1651/file0" [pid 16495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16494] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16495] <... prctl resumed>) = 0 [pid 16495] setpgid(0, 0) = 0 [pid 16495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] getdents64(3, [pid 16495] <... openat resumed>) = 3 [pid 16495] write(3, "1000", 4 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16495] <... write resumed>) = 4 [pid 16495] close(3) = 0 [pid 3615] close(3 [pid 16495] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] <... close resumed>) = 0 [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] rmdir("./1651" [pid 16495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3615] <... rmdir resumed>) = 0 [pid 16495] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16495] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16496], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16496 [pid 16495] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] mkdir("./1652", 0777 [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 16496 attached [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16496] set_robust_list(0x7f1ab25529e0, 24 [pid 16494] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16496] <... set_robust_list resumed>) = 0 [pid 16494] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16496] mkdirat(AT_FDCWD, "./file0", 000 [pid 16494] <... futex resumed>) = 1 ./strace-static-x86_64: Process 16497 attached [pid 16496] <... mkdirat resumed>) = 0 [pid 16494] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16493] <... futex resumed>) = 0 [pid 16496] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16493] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16497 [pid 16496] <... futex resumed>) = 1 [pid 16495] <... futex resumed>) = 0 [pid 16494] <... futex resumed>) = 0 [pid 16493] <... futex resumed>) = 1 [pid 16496] pipe2( [pid 16495] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16494] write(5, NULL, 1840702809 [pid 16493] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16496] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16495] <... futex resumed>) = 0 [pid 16494] <... write resumed>) = -1 EFAULT (Bad address) [pid 16496] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16494] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16496] <... futex resumed>) = 0 [pid 16495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16494] <... futex resumed>) = 1 [pid 16493] <... futex resumed>) = 0 [pid 16496] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16495] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16494] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16493] exit_group(0 [pid 16497] set_robust_list(0x5555560b95e0, 24 [pid 16496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16495] <... futex resumed>) = 0 [pid 16494] <... futex resumed>) = ? [pid 16493] <... exit_group resumed>) = ? [pid 16497] <... set_robust_list resumed>) = 0 [pid 16496] dup(4 [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16494] +++ exited with 0 +++ [pid 16497] chdir("./1652" [pid 16496] <... dup resumed>) = 5 [pid 16493] +++ exited with 0 +++ [pid 16497] <... chdir resumed>) = 0 [pid 16496] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16493, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16496] <... futex resumed>) = 1 [pid 16495] <... futex resumed>) = 0 [pid 16496] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16495] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16497] <... prctl resumed>) = 0 [pid 16496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16495] <... futex resumed>) = 0 [pid 16497] setpgid(0, 0 [pid 16496] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16497] <... setpgid resumed>) = 0 [pid 16497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16497] write(3, "1000", 4 [pid 3616] umount2("./1686", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16497] <... write resumed>) = 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16497] close(3 [pid 3616] openat(AT_FDCWD, "./1686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16497] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16497] symlink("/dev/binderfs", "./binderfs" [pid 3616] fstat(3, [pid 16497] <... symlink resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16497] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1686/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16497] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16497] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] lstat("./1686/binderfs", [pid 16497] <... mprotect resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16497] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] unlink("./1686/binderfs") = 0 [pid 16497] <... clone resumed>, parent_tid=[16498], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16498 [pid 3616] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16498 attached [pid 16497] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16497] <... futex resumed>) = 0 [pid 16498] set_robust_list(0x7f1ab25529e0, 24 [pid 16496] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1686/file0", [pid 16498] <... set_robust_list resumed>) = 0 [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16496] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16498] mkdirat(AT_FDCWD, "./file0", 000 [pid 16496] <... futex resumed>) = 1 [pid 16495] <... futex resumed>) = 0 [pid 3616] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16498] <... mkdirat resumed>) = 0 [pid 16496] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16495] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16498] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16495] <... futex resumed>) = 0 [pid 16498] <... futex resumed>) = 1 [pid 16497] <... futex resumed>) = 0 [pid 16496] write(5, NULL, 1840702809 [pid 16495] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1686/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16498] pipe2( [pid 16497] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16496] <... write resumed>) = -1 EFAULT (Bad address) [pid 16498] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16497] <... futex resumed>) = 0 [pid 16496] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16498] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16496] <... futex resumed>) = 1 [pid 16495] <... futex resumed>) = 0 [pid 3616] fstat(4, [pid 16498] <... futex resumed>) = 0 [pid 16497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16496] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16495] exit_group(0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16498] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16497] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16496] <... futex resumed>) = ? [pid 16495] <... exit_group resumed>) = ? [pid 3616] getdents64(4, [pid 16498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16497] <... futex resumed>) = 0 [pid 16496] +++ exited with 0 +++ [pid 16498] dup(4) = 5 [pid 16498] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16498] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16495] +++ exited with 0 +++ [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16495, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] getdents64(4, [pid 16497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16497] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16498] <... futex resumed>) = 0 [pid 16497] <... futex resumed>) = 1 [pid 3618] umount2("./1735", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 16498] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1686/file0" [pid 3618] openat(AT_FDCWD, "./1735", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] rmdir("./1686") = 0 [pid 3616] mkdir("./1687", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] fstat(3, [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16499 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16499 attached [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1735/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1735/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1735/binderfs") = 0 [pid 16499] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16499] chdir("./1687") = 0 [pid 16499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16499] setpgid(0, 0) = 0 [pid 16499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16499] write(3, "1000", 4) = 4 [pid 16499] close(3) = 0 [pid 16499] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] umount2("./1735/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16499] <... mmap resumed>) = 0x7f1ab2532000 [pid 16499] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16499] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16499] <... clone resumed>, parent_tid=[16500], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16500 [pid 3618] lstat("./1735/file0", [pid 16499] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16499] <... futex resumed>) = 0 [pid 3618] umount2("./1735/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16500 attached [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16498] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] openat(AT_FDCWD, "./1735/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16498] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16498] <... futex resumed>) = 1 [pid 16497] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16498] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16497] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16497] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16498] write(5, NULL, 1840702809 [pid 16497] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16498] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(4, [pid 16498] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16498] <... futex resumed>) = 1 [pid 16497] <... futex resumed>) = 0 [pid 3618] close(4 [pid 16500] set_robust_list(0x7f1ab25529e0, 24 [pid 16498] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16497] exit_group(0 [pid 3618] <... close resumed>) = 0 [pid 16500] <... set_robust_list resumed>) = 0 [pid 16498] <... futex resumed>) = ? [pid 16497] <... exit_group resumed>) = ? [pid 3618] rmdir("./1735/file0" [pid 16500] mkdirat(AT_FDCWD, "./file0", 000 [pid 16498] +++ exited with 0 +++ [pid 16497] +++ exited with 0 +++ [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 16500] <... mkdirat resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16500] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1735" [pid 16500] <... futex resumed>) = 1 [pid 16499] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16500] pipe2( [pid 16499] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1736", 0777 [pid 16500] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16499] <... futex resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16500] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16500] <... futex resumed>) = 0 [pid 16499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16500] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16499] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16501 [pid 3615] umount2("./1652", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16499] <... futex resumed>) = 0 [pid 16500] dup(4 [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16500] <... dup resumed>) = 5 [pid 16500] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1652", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16500] <... futex resumed>) = 1 [pid 16499] <... futex resumed>) = 0 [pid 16499] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16500] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16499] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16501 attached [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16501] set_robust_list(0x5555560b95e0, 24 [pid 3615] umount2("./1652/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16500] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16500] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16499] <... futex resumed>) = 0 [pid 16500] <... futex resumed>) = 1 [pid 3615] lstat("./1652/binderfs", [pid 16500] write(5, NULL, 1840702809 [pid 16499] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16500] <... write resumed>) = -1 EFAULT (Bad address) [pid 16499] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16499] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./1652/binderfs" [pid 16500] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... unlink resumed>) = 0 [pid 16499] exit_group(0 [pid 3615] umount2("./1652/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16501] <... set_robust_list resumed>) = 0 [pid 16500] <... futex resumed>) = ? [pid 16499] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16501] chdir("./1736" [pid 3615] lstat("./1652/file0", [pid 16501] <... chdir resumed>) = 0 [pid 16501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16501] <... prctl resumed>) = 0 [pid 16501] setpgid(0, 0 [pid 3615] umount2("./1652/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16501] <... setpgid resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1652/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... openat resumed>) = 4 [pid 16500] +++ exited with 0 +++ [pid 16499] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16499, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] fstat(4, [pid 16501] <... openat resumed>) = 3 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16501] write(3, "1000", 4 [pid 3615] getdents64(4, [pid 16501] <... write resumed>) = 4 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16501] close(3 [pid 3615] getdents64(4, [pid 16501] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16501] symlink("/dev/binderfs", "./binderfs" [pid 3615] close(4 [pid 3616] umount2("./1687", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 16501] <... symlink resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1652/file0" [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16501] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... rmdir resumed>) = 0 [pid 16501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] fstat(3, [pid 3615] getdents64(3, [pid 16501] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16501] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(3, [pid 3615] close(3 [pid 16501] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... close resumed>) = 0 [pid 16501] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] umount2("./1687/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1652"./strace-static-x86_64: Process 16502 attached [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 16502] set_robust_list(0x7f1ab25529e0, 24 [pid 16501] <... clone resumed>, parent_tid=[16502], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16502 [pid 3616] lstat("./1687/binderfs", [pid 3615] mkdir("./1653", 0777 [pid 16502] <... set_robust_list resumed>) = 0 [pid 16501] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16502] mkdirat(AT_FDCWD, "./file0", 000 [pid 16501] <... futex resumed>) = 0 [pid 3616] unlink("./1687/binderfs" [pid 3615] <... mkdir resumed>) = 0 [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... unlink resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16502] <... mkdirat resumed>) = 0 [pid 3616] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16503 attached [pid 16502] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1687/file0", [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16503 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16503] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16503] <... set_robust_list resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1687/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16502] <... futex resumed>) = 1 [pid 16501] <... futex resumed>) = 0 [pid 16502] pipe2( [pid 16501] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 4 [pid 16503] chdir("./1653" [pid 16502] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16501] <... futex resumed>) = 0 [pid 16502] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(4, [pid 16503] <... chdir resumed>) = 0 [pid 16502] <... futex resumed>) = 0 [pid 16501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16502] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16501] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16501] <... futex resumed>) = 0 [pid 16503] <... prctl resumed>) = 0 [pid 16502] dup(4 [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16502] <... dup resumed>) = 5 [pid 16502] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16503] setpgid(0, 0 [pid 16502] <... futex resumed>) = 1 [pid 16501] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16503] <... setpgid resumed>) = 0 [pid 16502] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16501] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16501] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16502] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16503] <... openat resumed>) = 3 [pid 3616] <... close resumed>) = 0 [pid 16503] write(3, "1000", 4 [pid 3616] rmdir("./1687/file0" [pid 16503] <... write resumed>) = 4 [pid 3616] <... rmdir resumed>) = 0 [pid 16503] close(3 [pid 3616] getdents64(3, [pid 16503] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16503] symlink("/dev/binderfs", "./binderfs" [pid 3616] close(3 [pid 16503] <... symlink resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1687" [pid 16503] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] mkdir("./1688", 0777 [pid 16503] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... mkdir resumed>) = 0 [pid 16503] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16503] <... mprotect resumed>) = 0 [pid 16503] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16505], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16505 [pid 16503] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16502] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16505 attached ./strace-static-x86_64: Process 16504 attached [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16502] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16504 [pid 16505] set_robust_list(0x7f1ab25529e0, 24 [pid 16504] set_robust_list(0x5555560b95e0, 24 [pid 16502] <... futex resumed>) = 1 [pid 16501] <... futex resumed>) = 0 [pid 16505] <... set_robust_list resumed>) = 0 [pid 16504] <... set_robust_list resumed>) = 0 [pid 16502] write(5, NULL, 1840702809 [pid 16501] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] chdir("./1688" [pid 16502] <... write resumed>) = -1 EFAULT (Bad address) [pid 16501] <... futex resumed>) = 0 [pid 16505] mkdirat(AT_FDCWD, "./file0", 000 [pid 16504] <... chdir resumed>) = 0 [pid 16502] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16501] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16505] <... mkdirat resumed>) = 0 [pid 16504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16502] <... futex resumed>) = 0 [pid 16501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16505] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] <... prctl resumed>) = 0 [pid 16502] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16501] exit_group(0 [pid 16504] setpgid(0, 0 [pid 16502] <... futex resumed>) = ? [pid 16501] <... exit_group resumed>) = ? [pid 16505] <... futex resumed>) = 1 [pid 16503] <... futex resumed>) = 0 [pid 16505] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16504] <... setpgid resumed>) = 0 [pid 16503] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16502] +++ exited with 0 +++ [pid 16501] +++ exited with 0 +++ [pid 16504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16503] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16501, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16504] <... openat resumed>) = 3 [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16505] pipe2( [pid 16504] write(3, "1000", 4) = 4 [pid 3618] umount2("./1736", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16505] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16504] close(3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16505] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] <... close resumed>) = 0 [pid 16504] symlink("/dev/binderfs", "./binderfs" [pid 16503] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1736", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16505] <... futex resumed>) = 1 [pid 16504] <... symlink resumed>) = 0 [pid 16505] dup(4 [pid 16503] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 3 [pid 16505] <... dup resumed>) = 5 [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16503] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16505] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] <... futex resumed>) = 0 [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16505] <... futex resumed>) = 0 [pid 16504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] getdents64(3, [pid 16504] <... mmap resumed>) = 0x7f1ab2532000 [pid 16503] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16503] <... futex resumed>) = 0 [pid 16504] <... mprotect resumed>) = 0 [pid 3618] umount2("./1736/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16505] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16504] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1736/binderfs", [pid 16504] <... clone resumed>, parent_tid=[16506], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16506 [pid 16504] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16504] <... futex resumed>) = 0 [pid 3618] unlink("./1736/binderfs" [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16506 attached [pid 16506] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1736/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1736/file0", [pid 16506] <... set_robust_list resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16506] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] umount2("./1736/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16506] <... mkdirat resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1736/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16506] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 16506] <... futex resumed>) = 1 [pid 16506] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16504] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16504] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16506] <... futex resumed>) = 0 [pid 16504] <... futex resumed>) = 1 [pid 3618] getdents64(4, [pid 16506] pipe2( [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16506] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] getdents64(4, [pid 16506] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16505] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16506] <... futex resumed>) = 1 [pid 16504] <... futex resumed>) = 0 [pid 3618] close(4 [pid 16506] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16504] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16504] <... futex resumed>) = 0 [pid 3618] rmdir("./1736/file0" [pid 16506] dup(4 [pid 16505] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16506] <... dup resumed>) = 5 [pid 3618] <... rmdir resumed>) = 0 [pid 16506] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16506] <... futex resumed>) = 1 [pid 16504] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16506] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16504] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16504] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16506] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16505] <... futex resumed>) = 1 [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16503] <... futex resumed>) = 0 [pid 3618] rmdir("./1736" [pid 16505] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16503] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16503] <... futex resumed>) = 0 [pid 16505] write(5, NULL, 1840702809 [pid 16503] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16505] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... rmdir resumed>) = 0 [pid 16505] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16503] <... futex resumed>) = 0 [pid 3618] mkdir("./1737", 0777 [pid 16505] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16503] exit_group(0 [pid 16505] <... futex resumed>) = ? [pid 16503] <... exit_group resumed>) = ? [pid 16505] +++ exited with 0 +++ [pid 16503] +++ exited with 0 +++ [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16503, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16507 [pid 3615] umount2("./1653", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1653", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1653/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1653/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1653/binderfs") = 0 [pid 3615] umount2("./1653/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1653/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1653/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1653/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1653/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1653"./strace-static-x86_64: Process 16507 attached ) = 0 [pid 3615] mkdir("./1654", 0777 [pid 16507] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16507] chdir("./1737") = 0 [pid 16507] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 16508 attached [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16508 [pid 16507] <... prctl resumed>) = 0 [pid 16507] setpgid(0, 0) = 0 [pid 16507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16507] write(3, "1000", 4) = 4 [pid 16507] close(3) = 0 [pid 16507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16507] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16507] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16509], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16509 [pid 16507] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16508] set_robust_list(0x5555560b95e0, 24 [pid 16507] <... futex resumed>) = 0 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16509 attached [pid 16509] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16508] <... set_robust_list resumed>) = 0 [pid 16506] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16506] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16504] <... futex resumed>) = 0 [pid 16506] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16504] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16504] <... futex resumed>) = 0 [pid 16506] write(5, NULL, 1840702809 [pid 16508] chdir("./1654" [pid 16506] <... write resumed>) = -1 EFAULT (Bad address) [pid 16504] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16509] mkdirat(AT_FDCWD, "./file0", 000 [pid 16508] <... chdir resumed>) = 0 [pid 16506] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16506] <... futex resumed>) = 0 [pid 16504] exit_group(0 [pid 16509] <... mkdirat resumed>) = 0 [pid 16508] <... prctl resumed>) = 0 [pid 16504] <... exit_group resumed>) = ? [pid 16508] setpgid(0, 0 [pid 16506] +++ exited with 0 +++ [pid 16508] <... setpgid resumed>) = 0 [pid 16508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16504] +++ exited with 0 +++ [pid 16509] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16508] write(3, "1000", 4 [pid 16507] <... futex resumed>) = 0 [pid 16509] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16508] <... write resumed>) = 4 [pid 16507] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16504, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] close(3 [pid 16507] <... futex resumed>) = 0 [pid 3616] umount2("./1688", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16509] pipe2( [pid 16508] <... close resumed>) = 0 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16509] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16508] symlink("/dev/binderfs", "./binderfs" [pid 3616] openat(AT_FDCWD, "./1688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16509] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16508] <... symlink resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16509] <... futex resumed>) = 1 [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16507] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16509] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16508] <... futex resumed>) = 0 [pid 16507] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16507] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16509] dup(4 [pid 16508] <... mmap resumed>) = 0x7f1ab2532000 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16509] <... dup resumed>) = 5 [pid 16508] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] umount2("./1688/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16509] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16508] <... mprotect resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16509] <... futex resumed>) = 1 [pid 16508] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16507] <... futex resumed>) = 0 [pid 3616] lstat("./1688/binderfs", ./strace-static-x86_64: Process 16510 attached [pid 16509] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16507] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] <... clone resumed>, parent_tid=[16510], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16510 [pid 16507] <... futex resumed>) = 0 [pid 3616] unlink("./1688/binderfs" [pid 16509] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16508] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16508] <... futex resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16510] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16510] <... set_robust_list resumed>) = 0 [pid 16510] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16510] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16508] <... futex resumed>) = 0 [pid 16510] pipe2( [pid 16508] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16510] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16508] <... futex resumed>) = 0 [pid 16510] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16510] <... futex resumed>) = 0 [pid 16508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16510] dup(4 [pid 16508] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16510] <... dup resumed>) = 5 [pid 16508] <... futex resumed>) = 0 [pid 3616] lstat("./1688/file0", [pid 16510] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16510] <... futex resumed>) = 0 [pid 16508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16510] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16508] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] <... futex resumed>) = 0 [pid 3616] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16510] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1688/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16509] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1688/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1688") = 0 [pid 3616] mkdir("./1689", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16511 ./strace-static-x86_64: Process 16511 attached [pid 16511] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16511] chdir("./1689") = 0 [pid 16511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16511] setpgid(0, 0) = 0 [pid 16511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16511] write(3, "1000", 4) = 4 [pid 16511] close(3) = 0 [pid 16511] symlink("/dev/binderfs", "./binderfs" [pid 16509] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16507] <... futex resumed>) = 0 [pid 16507] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16507] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16509] write(5, NULL, 1840702809 [pid 16511] <... symlink resumed>) = 0 [pid 16509] <... write resumed>) = -1 EFAULT (Bad address) [pid 16509] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16507] <... futex resumed>) = 0 [pid 16509] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16507] exit_group(0 [pid 16509] <... futex resumed>) = ? [pid 16507] <... exit_group resumed>) = ? [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16509] +++ exited with 0 +++ [pid 16511] <... futex resumed>) = 0 [pid 16507] +++ exited with 0 +++ [pid 16511] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16507, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16511] <... mmap resumed>) = 0x7f1ab2532000 [pid 16511] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16511] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16512 attached , parent_tid=[16512], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16512 [pid 16511] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] umount2("./1737", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1737", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16512] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16512] <... set_robust_list resumed>) = 0 [pid 16510] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(3, [pid 16512] mkdirat(AT_FDCWD, "./file0", 000 [pid 16510] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16510] <... futex resumed>) = 1 [pid 16508] <... futex resumed>) = 0 [pid 3618] umount2("./1737/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16510] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16508] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16508] <... futex resumed>) = 0 [pid 3618] lstat("./1737/binderfs", [pid 16512] <... mkdirat resumed>) = 0 [pid 16510] write(5, NULL, 1840702809 [pid 16508] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16512] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16510] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] unlink("./1737/binderfs" [pid 16512] <... futex resumed>) = 1 [pid 16511] <... futex resumed>) = 0 [pid 16510] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 16512] pipe2( [pid 16511] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16510] <... futex resumed>) = 1 [pid 16508] <... futex resumed>) = 0 [pid 3618] umount2("./1737/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16512] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16511] <... futex resumed>) = 0 [pid 16510] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16508] exit_group(0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16512] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16510] <... futex resumed>) = ? [pid 16508] <... exit_group resumed>) = ? [pid 3618] lstat("./1737/file0", [pid 16512] <... futex resumed>) = 0 [pid 16511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16510] +++ exited with 0 +++ [pid 16508] +++ exited with 0 +++ [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16512] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16511] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1737/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16508, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16511] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16512] dup(4 [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1737/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... restart_syscall resumed>) = 0 [pid 16512] <... dup resumed>) = 5 [pid 3618] <... openat resumed>) = 4 [pid 16512] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(4, [pid 16512] <... futex resumed>) = 1 [pid 16511] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1654", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16512] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16511] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16511] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] openat(AT_FDCWD, "./1654", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16512] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, [pid 3615] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] fstat(3, [pid 3618] close(4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] rmdir("./1737/file0" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] umount2("./1654/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] lstat("./1654/binderfs", [pid 3618] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] unlink("./1654/binderfs" [pid 3618] rmdir("./1737" [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] umount2("./1654/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] mkdir("./1738", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... mkdir resumed>) = 0 [pid 3615] lstat("./1654/file0", [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1654/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16513 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1654/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1654/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1654") = 0 [pid 3615] mkdir("./1655", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16513 attached , child_tidptr=0x5555560b95d0) = 16514 [pid 16513] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16513] chdir("./1738") = 0 [pid 16513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16513] setpgid(0, 0) = 0 [pid 16513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16513] write(3, "1000", 4) = 4 [pid 16513] close(3) = 0 [pid 16513] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16512] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16514 attached [pid 16513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16512] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] <... mmap resumed>) = 0x7f1ab2532000 [pid 16512] <... futex resumed>) = 1 [pid 16511] <... futex resumed>) = 0 [pid 16513] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16512] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16511] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] <... mprotect resumed>) = 0 [pid 16512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16511] <... futex resumed>) = 0 [pid 16514] set_robust_list(0x5555560b95e0, 24 [pid 16513] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16512] write(5, NULL, 1840702809 [pid 16511] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16514] <... set_robust_list resumed>) = 0 [pid 16512] <... write resumed>) = -1 EFAULT (Bad address) [pid 16513] <... clone resumed>, parent_tid=[16515], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16515 [pid 16514] chdir("./1655" [pid 16512] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] <... chdir resumed>) = 0 [pid 16513] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16512] <... futex resumed>) = 1 [pid 16511] <... futex resumed>) = 0 [pid 16514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16513] <... futex resumed>) = 0 [pid 16512] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16511] exit_group(0 [pid 16514] <... prctl resumed>) = 0 [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16512] <... futex resumed>) = ? [pid 16511] <... exit_group resumed>) = ? [pid 16514] setpgid(0, 0 [pid 16512] +++ exited with 0 +++ [pid 16511] +++ exited with 0 +++ [pid 16514] <... setpgid resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16511, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 16515 attached [pid 16514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16515] set_robust_list(0x7f1ab25529e0, 24 [pid 16514] <... openat resumed>) = 3 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16515] <... set_robust_list resumed>) = 0 [pid 16514] write(3, "1000", 4 [pid 16515] mkdirat(AT_FDCWD, "./file0", 000 [pid 16514] <... write resumed>) = 4 [pid 16515] <... mkdirat resumed>) = 0 [pid 16514] close(3 [pid 16515] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] <... close resumed>) = 0 [pid 16515] <... futex resumed>) = 1 [pid 16514] symlink("/dev/binderfs", "./binderfs" [pid 16513] <... futex resumed>) = 0 [pid 3616] umount2("./1689", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16515] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] <... symlink resumed>) = 0 [pid 16513] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16515] pipe2( [pid 16514] <... futex resumed>) = 0 [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 3 [pid 16515] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] fstat(3, [pid 16515] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16515] <... futex resumed>) = 1 [pid 16514] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16513] <... futex resumed>) = 0 [pid 16515] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] <... mprotect resumed>) = 0 [pid 16513] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16514] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16513] <... futex resumed>) = 0 [pid 16515] dup(4 [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16515] <... dup resumed>) = 5 [pid 16514] <... clone resumed>, parent_tid=[16516], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16516 [pid 3616] umount2("./1689/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16515] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16515] <... futex resumed>) = 1 [pid 16514] <... futex resumed>) = 0 [pid 16513] <... futex resumed>) = 0 [pid 3616] lstat("./1689/binderfs", [pid 16515] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16513] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16513] <... futex resumed>) = 0 [pid 3616] unlink("./1689/binderfs"./strace-static-x86_64: Process 16516 attached [pid 16515] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16516] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... unlink resumed>) = 0 [pid 16516] <... set_robust_list resumed>) = 0 [pid 3616] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16516] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16516] <... mkdirat resumed>) = 0 [pid 3616] lstat("./1689/file0", [pid 16515] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16516] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16515] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16516] <... futex resumed>) = 1 [pid 16515] <... futex resumed>) = 1 [pid 16514] <... futex resumed>) = 0 [pid 16513] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16516] pipe2( [pid 16515] write(5, NULL, 1840702809 [pid 16514] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1689/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16516] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16515] <... write resumed>) = -1 EFAULT (Bad address) [pid 16514] <... futex resumed>) = 0 [pid 16513] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16516] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16515] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16513] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(4, [pid 16516] <... futex resumed>) = 0 [pid 16515] <... futex resumed>) = 0 [pid 16514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16516] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16515] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] exit_group(0 [pid 3616] getdents64(4, [pid 16516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16515] <... futex resumed>) = ? [pid 16514] <... futex resumed>) = 0 [pid 16513] <... exit_group resumed>) = ? [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16516] dup(4 [pid 16515] +++ exited with 0 +++ [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16516] <... dup resumed>) = 5 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16516] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16516] <... futex resumed>) = 1 [pid 16514] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16516] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16513] +++ exited with 0 +++ [pid 3616] rmdir("./1689/file0" [pid 16516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16514] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16513, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] <... rmdir resumed>) = 0 [pid 16516] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 3618] umount2("./1738", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] openat(AT_FDCWD, "./1738", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 3616] close(3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1738/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1738/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1738/binderfs") = 0 [pid 3618] umount2("./1738/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1738/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3618] umount2("./1738/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1689" [pid 3618] openat(AT_FDCWD, "./1738/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] mkdir("./1690", 0777 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1738/file0" [pid 3616] <... mkdir resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] rmdir("./1738") = 0 [pid 3618] mkdir("./1739", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16518 ./strace-static-x86_64: Process 16517 attached [pid 16517] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16517] chdir("./1690"./strace-static-x86_64: Process 16518 attached [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16517 [pid 16517] <... chdir resumed>) = 0 [pid 16517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16517] setpgid(0, 0 [pid 16516] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16517] <... setpgid resumed>) = 0 [pid 16516] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] set_robust_list(0x5555560b95e0, 24 [pid 16517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16516] <... futex resumed>) = 1 [pid 16514] <... futex resumed>) = 0 [pid 16518] <... set_robust_list resumed>) = 0 [pid 16517] <... openat resumed>) = 3 [pid 16516] write(5, NULL, 1840702809 [pid 16514] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] chdir("./1739" [pid 16517] write(3, "1000", 4 [pid 16516] <... write resumed>) = -1 EFAULT (Bad address) [pid 16514] <... futex resumed>) = 0 [pid 16518] <... chdir resumed>) = 0 [pid 16517] <... write resumed>) = 4 [pid 16516] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16516] <... futex resumed>) = 0 [pid 16514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16517] close(3 [pid 16516] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16514] exit_group(0 [pid 16518] <... prctl resumed>) = 0 [pid 16517] <... close resumed>) = 0 [pid 16516] <... futex resumed>) = ? [pid 16514] <... exit_group resumed>) = ? [pid 16518] setpgid(0, 0 [pid 16517] symlink("/dev/binderfs", "./binderfs" [pid 16516] +++ exited with 0 +++ [pid 16518] <... setpgid resumed>) = 0 [pid 16517] <... symlink resumed>) = 0 [pid 16518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16514] +++ exited with 0 +++ [pid 16518] <... openat resumed>) = 3 [pid 16517] <... futex resumed>) = 0 [pid 16518] write(3, "1000", 4 [pid 16517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16514, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16518] <... write resumed>) = 4 [pid 16517] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16518] close(3 [pid 16517] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... restart_syscall resumed>) = 0 [pid 16518] <... close resumed>) = 0 [pid 16517] <... mprotect resumed>) = 0 [pid 16518] symlink("/dev/binderfs", "./binderfs" [pid 16517] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16519 attached [pid 16518] <... symlink resumed>) = 0 [pid 3615] umount2("./1655", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16517] <... clone resumed>, parent_tid=[16519], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16519 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16518] <... futex resumed>) = 0 [pid 16517] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1655", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16519] set_robust_list(0x7f1ab25529e0, 24 [pid 16518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16517] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16518] <... mmap resumed>) = 0x7f1ab2532000 [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 16518] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16518] <... mprotect resumed>) = 0 [pid 3615] getdents64(3, [pid 16519] <... set_robust_list resumed>) = 0 [pid 16518] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16520 attached [pid 16519] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1655/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16518] <... clone resumed>, parent_tid=[16520], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16520 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16518] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1655/binderfs", [pid 16519] <... mkdirat resumed>) = 0 [pid 16518] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16519] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./1655/binderfs" [pid 16520] set_robust_list(0x7f1ab25529e0, 24 [pid 16519] <... futex resumed>) = 1 [pid 16517] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16519] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16517] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1655/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16517] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16519] pipe2( [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./1655/file0", [pid 16519] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16520] <... set_robust_list resumed>) = 0 [pid 16519] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1655/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16520] mkdirat(AT_FDCWD, "./file0", 000 [pid 16519] <... futex resumed>) = 1 [pid 16517] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16519] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16517] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1655/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16520] <... mkdirat resumed>) = 0 [pid 16519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16517] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16520] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16519] dup(4 [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(4, [pid 16520] <... futex resumed>) = 1 [pid 16519] <... dup resumed>) = 5 [pid 16518] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16520] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16519] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16519] <... futex resumed>) = 1 [pid 16518] <... futex resumed>) = 0 [pid 16517] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16520] pipe2( [pid 16519] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16517] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16520] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16517] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16520] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16519] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3615] close(4 [pid 16520] <... futex resumed>) = 1 [pid 16518] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16518] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1655/file0" [pid 16518] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 16520] dup(4 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1655") = 0 [pid 3615] mkdir("./1656", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16520] <... dup resumed>) = 5 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16521 [pid 16520] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16518] <... futex resumed>) = 0 [pid 16520] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16518] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16520] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16518] <... futex resumed>) = 0 [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16521 attached [pid 16521] set_robust_list(0x5555560b95e0, 24 [pid 16520] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16521] <... set_robust_list resumed>) = 0 [pid 16521] chdir("./1656") = 0 [pid 16521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16521] setpgid(0, 0) = 0 [pid 16521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16521] write(3, "1000", 4) = 4 [pid 16521] close(3) = 0 [pid 16521] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16521] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16521] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16522], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16522 [pid 16521] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16522 attached [pid 16522] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16522] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16522] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16521] <... futex resumed>) = 0 [pid 16521] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16522] <... futex resumed>) = 1 [pid 16522] pipe2([3, 4], 0) = 0 [pid 16522] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16521] <... futex resumed>) = 0 [pid 16521] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16522] <... futex resumed>) = 1 [pid 16519] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16519] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16517] <... futex resumed>) = 0 [pid 16519] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16517] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16517] <... futex resumed>) = 0 [pid 16519] write(5, NULL, 1840702809 [pid 16517] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16519] <... write resumed>) = -1 EFAULT (Bad address) [pid 16519] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16517] <... futex resumed>) = 0 [pid 16522] dup(4 [pid 16517] exit_group(0 [pid 16519] ????( [pid 16517] <... exit_group resumed>) = ? [pid 16519] <... ???? resumed>) = ? [pid 16522] <... dup resumed>) = 5 [pid 16522] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16521] <... futex resumed>) = 0 [pid 16522] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16521] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16519] +++ exited with 0 +++ [pid 16517] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16517, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16520] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3616] umount2("./1690", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16520] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16520] <... futex resumed>) = 1 [pid 16518] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16518] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 16520] write(5, NULL, 1840702809 [pid 16518] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16522] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16520] <... write resumed>) = -1 EFAULT (Bad address) [pid 16518] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 16522] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16520] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16522] <... futex resumed>) = 1 [pid 16521] <... futex resumed>) = 0 [pid 16520] <... futex resumed>) = 0 [pid 16518] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16522] write(5, NULL, 1840702809 [pid 16521] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16518] <... exit_group resumed>) = ? [pid 3616] umount2("./1690/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16522] <... write resumed>) = -1 EFAULT (Bad address) [pid 16521] <... futex resumed>) = 0 [pid 16520] +++ exited with 0 +++ [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16518] +++ exited with 0 +++ [pid 3616] lstat("./1690/binderfs", [pid 16522] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16521] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16518, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16522] <... futex resumed>) = 0 [pid 16521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] unlink("./1690/binderfs" [pid 16522] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16521] exit_group(0 [pid 16522] <... futex resumed>) = ? [pid 16521] <... exit_group resumed>) = ? [pid 3618] umount2("./1739", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 16522] +++ exited with 0 +++ [pid 3616] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1690/file0", [pid 16521] +++ exited with 0 +++ [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] openat(AT_FDCWD, "./1739", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16521, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] fstat(3, [pid 3616] openat(AT_FDCWD, "./1690/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] umount2("./1656", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, [pid 3616] <... openat resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] fstat(4, [pid 3615] openat(AT_FDCWD, "./1656", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1739/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, [pid 3615] fstat(3, [pid 3618] lstat("./1739/binderfs", [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] getdents64(4, [pid 3615] getdents64(3, [pid 3618] unlink("./1739/binderfs" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... unlink resumed>) = 0 [pid 3616] close(4 [pid 3615] umount2("./1656/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1739/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1690/file0" [pid 3615] lstat("./1656/binderfs", [pid 3618] lstat("./1739/file0", [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] unlink("./1656/binderfs" [pid 3618] umount2("./1739/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(3, [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1656/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1739/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... openat resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1656/file0", [pid 3618] fstat(4, [pid 3616] rmdir("./1690" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1656/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1656/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] getdents64(4, [pid 3616] mkdir("./1691", 0777 [pid 3615] <... openat resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] fstat(4, [pid 3618] close(4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] rmdir("./1739/file0" [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 3618] close(3 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16523 [pid 3615] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] rmdir("./1656/file0"./strace-static-x86_64: Process 16523 attached [pid 3618] rmdir("./1739" [pid 3615] <... rmdir resumed>) = 0 [pid 16523] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] mkdir("./1740", 0777 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16523] <... set_robust_list resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] close(3 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... close resumed>) = 0 [pid 16523] chdir("./1691"./strace-static-x86_64: Process 16524 attached ) = 0 [pid 3615] rmdir("./1656" [pid 16524] set_robust_list(0x5555560b95e0, 24 [pid 16523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16524 [pid 16523] <... prctl resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16524] <... set_robust_list resumed>) = 0 [pid 16523] setpgid(0, 0 [pid 3615] mkdir("./1657", 0777 [pid 16523] <... setpgid resumed>) = 0 [pid 16523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] <... mkdir resumed>) = 0 [pid 16524] chdir("./1740" [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16523] write(3, "1000", 4) = 4 [pid 16523] close(3) = 0 [pid 16523] symlink("/dev/binderfs", "./binderfs" [pid 16524] <... chdir resumed>) = 0 [pid 16523] <... symlink resumed>) = 0 [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16525 [pid 16524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16523] <... futex resumed>) = 0 [pid 16524] <... prctl resumed>) = 0 [pid 16523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16523] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16524] setpgid(0, 0 [pid 16523] <... mprotect resumed>) = 0 [pid 16523] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16524] <... setpgid resumed>) = 0 [pid 16523] <... clone resumed>, parent_tid=[16526], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16526 [pid 16523] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16525 attached [pid 16524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16523] <... futex resumed>) = 0 [pid 16525] set_robust_list(0x5555560b95e0, 24 [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16525] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 16526 attached [pid 16525] chdir("./1657" [pid 16524] <... openat resumed>) = 3 [pid 16526] set_robust_list(0x7f1ab25529e0, 24 [pid 16524] write(3, "1000", 4 [pid 16526] <... set_robust_list resumed>) = 0 [pid 16525] <... chdir resumed>) = 0 [pid 16524] <... write resumed>) = 4 [pid 16526] mkdirat(AT_FDCWD, "./file0", 000 [pid 16525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16524] close(3 [pid 16525] <... prctl resumed>) = 0 [pid 16524] <... close resumed>) = 0 [pid 16526] <... mkdirat resumed>) = 0 [pid 16524] symlink("/dev/binderfs", "./binderfs" [pid 16526] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16525] setpgid(0, 0 [pid 16524] <... symlink resumed>) = 0 [pid 16526] <... futex resumed>) = 1 [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16523] <... futex resumed>) = 0 [pid 16526] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] <... setpgid resumed>) = 0 [pid 16524] <... futex resumed>) = 0 [pid 16523] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16523] <... futex resumed>) = 0 [pid 16526] pipe2( [pid 16524] <... mmap resumed>) = 0x7f1ab2532000 [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16525] <... openat resumed>) = 3 [pid 16526] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16525] write(3, "1000", 4 [pid 16524] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16526] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16525] <... write resumed>) = 4 [pid 16524] <... mprotect resumed>) = 0 [pid 16526] <... futex resumed>) = 1 [pid 16525] close(3 [pid 16524] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16523] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16527 attached [pid 16526] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] <... close resumed>) = 0 [pid 16526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16525] symlink("/dev/binderfs", "./binderfs" [pid 16524] <... clone resumed>, parent_tid=[16527], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16527 [pid 16523] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] dup(4 [pid 16525] <... symlink resumed>) = 0 [pid 16524] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16523] <... futex resumed>) = 0 [pid 16526] <... dup resumed>) = 5 [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] <... futex resumed>) = 0 [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16527] set_robust_list(0x7f1ab25529e0, 24 [pid 16526] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16525] <... futex resumed>) = 0 [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16526] <... futex resumed>) = 0 [pid 16525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16523] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16525] <... mmap resumed>) = 0x7f1ab2532000 [pid 16523] <... futex resumed>) = 0 [pid 16527] <... set_robust_list resumed>) = 0 [pid 16525] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16527] mkdirat(AT_FDCWD, "./file0", 000 [pid 16525] <... mprotect resumed>) = 0 [pid 16527] <... mkdirat resumed>) = 0 [pid 16526] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16525] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16527] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16525] <... clone resumed>, parent_tid=[16528], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16528 [pid 16523] <... futex resumed>) = 0 [pid 16527] <... futex resumed>) = 1 [pid 16524] <... futex resumed>) = 0 [pid 16527] pipe2( [pid 16526] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16523] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16527] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16525] <... futex resumed>) = 0 [pid 16524] <... futex resumed>) = 0 [pid 16523] <... futex resumed>) = 0 [pid 16527] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] write(5, NULL, 1840702809 [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16523] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16527] <... futex resumed>) = 0 [pid 16526] <... write resumed>) = -1 EFAULT (Bad address) [pid 16524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16528 attached [pid 16527] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16526] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16528] set_robust_list(0x7f1ab25529e0, 24 [pid 16527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16526] <... futex resumed>) = 1 [pid 16524] <... futex resumed>) = 0 [pid 16523] <... futex resumed>) = 0 [pid 16528] <... set_robust_list resumed>) = 0 [pid 16527] dup(4 [pid 16526] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16523] exit_group(0 [pid 16528] mkdirat(AT_FDCWD, "./file0", 000 [pid 16527] <... dup resumed>) = 5 [pid 16526] <... futex resumed>) = ? [pid 16523] <... exit_group resumed>) = ? [pid 16528] <... mkdirat resumed>) = 0 [pid 16527] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16526] +++ exited with 0 +++ [pid 16528] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16528] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16523] +++ exited with 0 +++ [pid 16527] <... futex resumed>) = 1 [pid 16525] <... futex resumed>) = 0 [pid 16524] <... futex resumed>) = 0 [pid 16527] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16523, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16528] <... futex resumed>) = 0 [pid 16527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16525] <... futex resumed>) = 1 [pid 16524] <... futex resumed>) = 0 [pid 16528] pipe2( [pid 16527] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16528] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16528] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16528] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] <... futex resumed>) = 0 [pid 16525] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] umount2("./1691", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16528] <... futex resumed>) = 0 [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16528] dup(4 [pid 3616] openat(AT_FDCWD, "./1691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16528] <... dup resumed>) = 5 [pid 3616] <... openat resumed>) = 3 [pid 16528] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 16528] <... futex resumed>) = 1 [pid 16525] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16528] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16525] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16528] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1691/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1691/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1691/binderfs") = 0 [pid 3616] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1691/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1691/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16527] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16527] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, [pid 16524] <... futex resumed>) = 0 [pid 16527] <... futex resumed>) = 1 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16527] write(5, NULL, 1840702809 [pid 16524] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16527] <... write resumed>) = -1 EFAULT (Bad address) [pid 16524] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16528] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16527] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] rmdir("./1691/file0" [pid 16528] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16527] <... futex resumed>) = 0 [pid 16524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... rmdir resumed>) = 0 [pid 16528] <... futex resumed>) = 1 [pid 16527] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] <... futex resumed>) = 0 [pid 16524] exit_group(0 [pid 3616] getdents64(3, [pid 16528] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16527] <... futex resumed>) = ? [pid 16525] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16524] <... exit_group resumed>) = ? [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16527] +++ exited with 0 +++ [pid 16525] <... futex resumed>) = 0 [pid 3616] close(3 [pid 16525] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1691") = 0 [pid 16524] +++ exited with 0 +++ [pid 3616] mkdir("./1692", 0777 [pid 16528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16524, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... mkdir resumed>) = 0 [pid 16528] write(5, NULL, 1840702809 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16528] <... write resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16529 attached [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16529 [pid 16528] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16525] <... futex resumed>) = 0 [pid 16528] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16525] exit_group(0 [pid 16528] <... futex resumed>) = ? [pid 16525] <... exit_group resumed>) = ? [pid 16529] set_robust_list(0x5555560b95e0, 24 [pid 16528] +++ exited with 0 +++ [pid 16525] +++ exited with 0 +++ [pid 3618] umount2("./1740", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1740", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16525, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3615] umount2("./1657", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1657", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] getdents64(3, [pid 3615] <... openat resumed>) = 3 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] fstat(3, [pid 3618] umount2("./1740/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16529] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] lstat("./1740/binderfs", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./1657/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16529] chdir("./1692" [pid 3618] unlink("./1740/binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16529] <... chdir resumed>) = 0 [pid 3615] lstat("./1657/binderfs", [pid 16529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16529] <... prctl resumed>) = 0 [pid 3618] umount2("./1740/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] unlink("./1657/binderfs" [pid 16529] setpgid(0, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 16529] <... setpgid resumed>) = 0 [pid 3618] lstat("./1740/file0", [pid 3615] umount2("./1657/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16529] <... openat resumed>) = 3 [pid 3618] umount2("./1740/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1657/file0", [pid 16529] write(3, "1000", 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16529] <... write resumed>) = 4 [pid 3618] openat(AT_FDCWD, "./1740/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1657/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16529] close(3 [pid 3618] <... openat resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16529] <... close resumed>) = 0 [pid 3618] fstat(4, [pid 3615] openat(AT_FDCWD, "./1657/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16529] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16529] <... symlink resumed>) = 0 [pid 3615] fstat(4, [pid 3618] getdents64(4, [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16529] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, [pid 16529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16529] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 16529] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16529] <... mprotect resumed>) = 0 [pid 3615] close(4 [pid 16529] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] rmdir("./1740/file0" [pid 3615] rmdir("./1657/file0"./strace-static-x86_64: Process 16530 attached [pid 16529] <... clone resumed>, parent_tid=[16530], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16530 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16529] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16529] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16530] set_robust_list(0x7f1ab25529e0, 24 [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 16530] <... set_robust_list resumed>) = 0 [pid 3618] close(3 [pid 3615] <... close resumed>) = 0 [pid 16530] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... close resumed>) = 0 [pid 3615] rmdir("./1657" [pid 16530] <... mkdirat resumed>) = 0 [pid 3618] rmdir("./1740" [pid 3615] <... rmdir resumed>) = 0 [pid 16530] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./1658", 0777 [pid 16530] <... futex resumed>) = 1 [pid 16529] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16530] pipe2( [pid 16529] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1741", 0777 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16530] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16529] <... futex resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16530] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16531 [pid 16530] <... futex resumed>) = 0 [pid 16529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16530] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16529] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16529] <... futex resumed>) = 0 [pid 16530] dup(4 [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16532 [pid 16530] <... dup resumed>) = 5 [pid 16530] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16529] <... futex resumed>) = 0 [pid 16530] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16529] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16529] <... futex resumed>) = 0 [pid 16530] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16532 attached ./strace-static-x86_64: Process 16531 attached [pid 16532] set_robust_list(0x5555560b95e0, 24 [pid 16531] set_robust_list(0x5555560b95e0, 24 [pid 16532] <... set_robust_list resumed>) = 0 [pid 16531] <... set_robust_list resumed>) = 0 [pid 16532] chdir("./1741" [pid 16531] chdir("./1658" [pid 16532] <... chdir resumed>) = 0 [pid 16531] <... chdir resumed>) = 0 [pid 16532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16532] <... prctl resumed>) = 0 [pid 16531] <... prctl resumed>) = 0 [pid 16532] setpgid(0, 0 [pid 16531] setpgid(0, 0 [pid 16532] <... setpgid resumed>) = 0 [pid 16531] <... setpgid resumed>) = 0 [pid 16532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16532] <... openat resumed>) = 3 [pid 16531] <... openat resumed>) = 3 [pid 16532] write(3, "1000", 4 [pid 16531] write(3, "1000", 4 [pid 16532] <... write resumed>) = 4 [pid 16531] <... write resumed>) = 4 [pid 16532] close(3 [pid 16531] close(3 [pid 16532] <... close resumed>) = 0 [pid 16531] <... close resumed>) = 0 [pid 16532] symlink("/dev/binderfs", "./binderfs" [pid 16531] symlink("/dev/binderfs", "./binderfs" [pid 16532] <... symlink resumed>) = 0 [pid 16531] <... symlink resumed>) = 0 [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16532] <... futex resumed>) = 0 [pid 16531] <... futex resumed>) = 0 [pid 16530] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16530] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16532] <... mmap resumed>) = 0x7f1ab2532000 [pid 16531] <... mmap resumed>) = 0x7f1ab2532000 [pid 16530] <... futex resumed>) = 1 [pid 16529] <... futex resumed>) = 0 [pid 16532] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16531] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16530] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16529] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16532] <... mprotect resumed>) = 0 [pid 16531] <... mprotect resumed>) = 0 [pid 16530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16529] <... futex resumed>) = 0 [pid 16532] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16531] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16530] write(5, NULL, 1840702809 [pid 16529] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16534 attached ./strace-static-x86_64: Process 16533 attached [pid 16534] set_robust_list(0x7f1ab25529e0, 24 [pid 16533] set_robust_list(0x7f1ab25529e0, 24 [pid 16532] <... clone resumed>, parent_tid=[16533], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16533 [pid 16531] <... clone resumed>, parent_tid=[16534], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16534 [pid 16530] <... write resumed>) = -1 EFAULT (Bad address) [pid 16534] <... set_robust_list resumed>) = 0 [pid 16533] <... set_robust_list resumed>) = 0 [pid 16532] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16530] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16534] mkdirat(AT_FDCWD, "./file0", 000 [pid 16533] mkdirat(AT_FDCWD, "./file0", 000 [pid 16532] <... futex resumed>) = 0 [pid 16531] <... futex resumed>) = 0 [pid 16530] <... futex resumed>) = 1 [pid 16529] <... futex resumed>) = 0 [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16530] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16533] <... mkdirat resumed>) = 0 [pid 16529] exit_group(0 [pid 16534] <... mkdirat resumed>) = 0 [pid 16533] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16530] <... futex resumed>) = ? [pid 16529] <... exit_group resumed>) = ? [pid 16533] <... futex resumed>) = 1 [pid 16532] <... futex resumed>) = 0 [pid 16530] +++ exited with 0 +++ [pid 16532] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16529] +++ exited with 0 +++ [pid 16534] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16533] pipe2( [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16529, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16534] <... futex resumed>) = 1 [pid 16533] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16531] <... futex resumed>) = 0 [pid 16534] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16533] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16533] <... futex resumed>) = 1 [pid 16532] <... futex resumed>) = 0 [pid 16531] <... futex resumed>) = 0 [pid 3616] umount2("./1692", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16534] pipe2( [pid 16533] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16532] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16534] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16532] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16534] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16533] dup(4 [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 3 [pid 16534] <... futex resumed>) = 1 [pid 16533] <... dup resumed>) = 5 [pid 16531] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16534] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16533] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16533] <... futex resumed>) = 1 [pid 16532] <... futex resumed>) = 0 [pid 16531] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16534] dup(4 [pid 16533] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16532] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16534] <... dup resumed>) = 5 [pid 16533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16532] <... futex resumed>) = 0 [pid 3616] umount2("./1692/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16534] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16533] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16534] <... futex resumed>) = 1 [pid 16531] <... futex resumed>) = 0 [pid 16531] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16534] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3616] lstat("./1692/binderfs", [pid 16531] <... futex resumed>) = 0 [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1692/binderfs") = 0 [pid 3616] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1692/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1692/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1692/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1692") = 0 [pid 3616] mkdir("./1693", 0777) = 0 [pid 16533] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16533] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16532] <... futex resumed>) = 0 [pid 16533] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16532] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16533] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16532] <... futex resumed>) = 0 [pid 16533] write(5, NULL, 1840702809 [pid 16532] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16533] <... write resumed>) = -1 EFAULT (Bad address) [pid 16533] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16532] <... futex resumed>) = 0 [pid 16533] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16532] exit_group(0 [pid 16533] <... futex resumed>) = ? [pid 16532] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16535 attached [pid 16533] +++ exited with 0 +++ [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16535 [pid 16535] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16535] chdir("./1693" [pid 16532] +++ exited with 0 +++ [pid 16535] <... chdir resumed>) = 0 [pid 16535] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16535] setpgid(0, 0) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16532, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16535] write(3, "1000", 4 [pid 16534] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1741", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16534] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16534] <... futex resumed>) = 1 [pid 16531] <... futex resumed>) = 0 [pid 16534] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] openat(AT_FDCWD, "./1741", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16531] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16535] <... write resumed>) = 4 [pid 16534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16535] close(3 [pid 16534] write(5, NULL, 1840702809 [pid 16531] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16535] <... close resumed>) = 0 [pid 16534] <... write resumed>) = -1 EFAULT (Bad address) [pid 16531] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(3, [pid 16535] symlink("/dev/binderfs", "./binderfs" [pid 16534] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16535] <... symlink resumed>) = 0 [pid 16534] <... futex resumed>) = 0 [pid 16531] exit_group(0 [pid 3618] getdents64(3, [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16531] <... exit_group resumed>) = ? [pid 16535] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16535] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16535] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16535] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16534] +++ exited with 0 +++ [pid 16531] +++ exited with 0 +++ [pid 3618] umount2("./1741/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16535] <... clone resumed>, parent_tid=[16536], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16536 [pid 3618] lstat("./1741/binderfs", [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16531, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16535] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16535] <... futex resumed>) = 0 [pid 3618] unlink("./1741/binderfs" [pid 3615] <... restart_syscall resumed>) = 0 [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 16536 attached [pid 3615] umount2("./1658", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1741/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1658", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1741/file0", [pid 3615] <... openat resumed>) = 3 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(3, [pid 3618] umount2("./1741/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1741/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 4 [pid 3615] umount2("./1658/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] lstat("./1658/binderfs", [pid 3618] getdents64(4, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] unlink("./1658/binderfs" [pid 16536] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] getdents64(4, [pid 3615] <... unlink resumed>) = 0 [pid 16536] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1658/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16536] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1658/file0", [pid 3618] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] rmdir("./1741/file0" [pid 3615] umount2("./1658/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1658/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16536] <... mkdirat resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16536] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3615] fstat(4, [pid 16536] <... futex resumed>) = 1 [pid 16535] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16536] pipe2( [pid 16535] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 3615] getdents64(4, [pid 16536] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16535] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16536] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] rmdir("./1741" [pid 3615] getdents64(4, [pid 16536] <... futex resumed>) = 0 [pid 16535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16535] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16536] dup(4 [pid 16535] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16536] <... dup resumed>) = 5 [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1742", 0777 [pid 3615] rmdir("./1658/file0" [pid 16536] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16536] <... futex resumed>) = 0 [pid 16535] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] getdents64(3, [pid 16535] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3) = 0 [pid 16536] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3615] rmdir("./1658" [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16537 [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1659", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16538 ./strace-static-x86_64: Process 16537 attached [pid 16537] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16537] chdir("./1742") = 0 [pid 16537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16537] setpgid(0, 0) = 0 [pid 16537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16537] write(3, "1000", 4) = 4 [pid 16537] close(3) = 0 [pid 16537] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16537] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16537] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16539], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16539 [pid 16537] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16539 attached [pid 16539] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16539] mkdirat(AT_FDCWD, "./file0", 000 [pid 16536] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16538 attached [pid 16536] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16539] <... mkdirat resumed>) = 0 [pid 16536] <... futex resumed>) = 1 [pid 16535] <... futex resumed>) = 0 [pid 16535] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16539] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16538] set_robust_list(0x5555560b95e0, 24 [pid 16536] write(5, NULL, 1840702809 [pid 16535] <... futex resumed>) = 0 [pid 16535] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16536] <... write resumed>) = -1 EFAULT (Bad address) [pid 16538] <... set_robust_list resumed>) = 0 [pid 16539] <... futex resumed>) = 1 [pid 16537] <... futex resumed>) = 0 [pid 16537] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16536] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16535] <... futex resumed>) = 0 [pid 16536] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16535] exit_group(0 [pid 16536] <... futex resumed>) = ? [pid 16535] <... exit_group resumed>) = ? [pid 16538] chdir("./1659" [pid 16539] pipe2([3, 4], 0) = 0 [pid 16538] <... chdir resumed>) = 0 [pid 16536] +++ exited with 0 +++ [pid 16535] +++ exited with 0 +++ [pid 16539] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16535, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16539] <... futex resumed>) = 1 [pid 16538] <... prctl resumed>) = 0 [pid 16537] <... futex resumed>) = 0 [pid 16539] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] setpgid(0, 0 [pid 16537] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16538] <... setpgid resumed>) = 0 [pid 16537] <... futex resumed>) = 0 [pid 16539] dup(4 [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16539] <... dup resumed>) = 5 [pid 16538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16539] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16538] <... openat resumed>) = 3 [pid 16537] <... futex resumed>) = 0 [pid 16539] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16538] write(3, "1000", 4 [pid 16537] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1693", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16537] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16538] <... write resumed>) = 4 [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 16538] close(3 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1693/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16538] <... close resumed>) = 0 [pid 3616] lstat("./1693/binderfs", [pid 16538] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1693/binderfs" [pid 16538] <... symlink resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16538] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] lstat("./1693/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1693/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1693/file0" [pid 16538] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... rmdir resumed>) = 0 [pid 16538] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(3, [pid 16538] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 16538] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1693" [pid 16538] <... clone resumed>, parent_tid=[16540], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16540 [pid 3616] <... rmdir resumed>) = 0 [pid 16538] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1694", 0777./strace-static-x86_64: Process 16540 attached [pid 16539] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16538] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16539] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16541 attached [pid 16540] set_robust_list(0x7f1ab25529e0, 24 [pid 16539] <... futex resumed>) = 1 [pid 16537] <... futex resumed>) = 0 [pid 16537] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16541 [pid 16539] write(5, NULL, 1840702809 [pid 16537] <... futex resumed>) = 0 [pid 16540] <... set_robust_list resumed>) = 0 [pid 16539] <... write resumed>) = -1 EFAULT (Bad address) [pid 16537] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16540] mkdirat(AT_FDCWD, "./file0", 000 [pid 16539] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16539] <... futex resumed>) = 0 [pid 16537] exit_group(0) = ? [pid 16541] set_robust_list(0x5555560b95e0, 24 [pid 16540] <... mkdirat resumed>) = 0 [pid 16539] +++ exited with 0 +++ [pid 16541] <... set_robust_list resumed>) = 0 [pid 16540] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16537] +++ exited with 0 +++ [pid 16541] chdir("./1694" [pid 16540] <... futex resumed>) = 1 [pid 16538] <... futex resumed>) = 0 [pid 16541] <... chdir resumed>) = 0 [pid 16540] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16537, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16538] <... futex resumed>) = 0 [pid 3618] umount2("./1742", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16541] <... prctl resumed>) = 0 [pid 16540] pipe2( [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16541] setpgid(0, 0 [pid 16540] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] openat(AT_FDCWD, "./1742", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16541] <... setpgid resumed>) = 0 [pid 16540] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16540] <... futex resumed>) = 1 [pid 16538] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16541] <... openat resumed>) = 3 [pid 16540] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16541] write(3, "1000", 4 [pid 16540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16538] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16541] <... write resumed>) = 4 [pid 16540] dup(4 [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16541] close(3 [pid 16540] <... dup resumed>) = 5 [pid 16541] <... close resumed>) = 0 [pid 16540] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16541] symlink("/dev/binderfs", "./binderfs" [pid 16540] <... futex resumed>) = 1 [pid 16538] <... futex resumed>) = 0 [pid 3618] umount2("./1742/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16541] <... symlink resumed>) = 0 [pid 16540] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16538] <... futex resumed>) = 0 [pid 3618] lstat("./1742/binderfs", [pid 16541] <... futex resumed>) = 0 [pid 16540] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16541] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] unlink("./1742/binderfs") = 0 [pid 16541] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] umount2("./1742/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1742/file0", [pid 16541] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16541] <... mprotect resumed>) = 0 [pid 3618] umount2("./1742/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16541] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1742/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1742/file0") = 0 [pid 3618] getdents64(3, [pid 16541] <... clone resumed>, parent_tid=[16542], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16542 [pid 16541] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16541] <... futex resumed>) = 0 [pid 3618] close(3./strace-static-x86_64: Process 16542 attached [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16540] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... close resumed>) = 0 [pid 16542] set_robust_list(0x7f1ab25529e0, 24 [pid 16540] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1742" [pid 16542] <... set_robust_list resumed>) = 0 [pid 16540] <... futex resumed>) = 1 [pid 16538] <... futex resumed>) = 0 [pid 16542] mkdirat(AT_FDCWD, "./file0", 000 [pid 16540] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16542] <... mkdirat resumed>) = 0 [pid 16540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16538] <... futex resumed>) = 0 [pid 3618] mkdir("./1743", 0777 [pid 16542] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16540] write(5, NULL, 1840702809 [pid 16538] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16542] <... futex resumed>) = 1 [pid 16541] <... futex resumed>) = 0 [pid 16540] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... mkdir resumed>) = 0 [pid 16542] pipe2( [pid 16541] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16540] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16542] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16541] <... futex resumed>) = 0 [pid 16540] <... futex resumed>) = 1 [pid 16538] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16543 attached [pid 16542] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16540] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16538] exit_group(0 [pid 16543] set_robust_list(0x5555560b95e0, 24 [pid 16542] <... futex resumed>) = 0 [pid 16541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16540] <... futex resumed>) = ? [pid 16538] <... exit_group resumed>) = ? [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16543 [pid 16543] <... set_robust_list resumed>) = 0 [pid 16542] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16541] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16540] +++ exited with 0 +++ [pid 16543] chdir("./1743" [pid 16542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16541] <... futex resumed>) = 0 [pid 16538] +++ exited with 0 +++ [pid 16543] <... chdir resumed>) = 0 [pid 16542] dup(4 [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16542] <... dup resumed>) = 5 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16538, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16543] <... prctl resumed>) = 0 [pid 16542] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1659", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16543] setpgid(0, 0 [pid 16542] <... futex resumed>) = 1 [pid 16541] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16543] <... setpgid resumed>) = 0 [pid 16542] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16541] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1659", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16541] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16543] <... openat resumed>) = 3 [pid 16542] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 16543] write(3, "1000", 4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16543] <... write resumed>) = 4 [pid 3615] getdents64(3, [pid 16543] close(3 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16543] <... close resumed>) = 0 [pid 3615] umount2("./1659/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16543] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16543] <... symlink resumed>) = 0 [pid 3615] lstat("./1659/binderfs", [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16543] <... futex resumed>) = 0 [pid 3615] unlink("./1659/binderfs" [pid 16543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... unlink resumed>) = 0 [pid 16543] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] umount2("./1659/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16543] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16543] <... mprotect resumed>) = 0 [pid 3615] lstat("./1659/file0", [pid 16543] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1659/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16543] <... clone resumed>, parent_tid=[16544], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16544 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16543] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1659/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16543] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1659/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1659") = 0 [pid 3615] mkdir("./1660", 0777./strace-static-x86_64: Process 16544 attached ) = 0 [pid 16544] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16544] <... set_robust_list resumed>) = 0 [pid 16544] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16545 [pid 16544] <... mkdirat resumed>) = 0 [pid 16544] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16543] <... futex resumed>) = 0 [pid 16544] pipe2( [pid 16543] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16544] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16543] <... futex resumed>) = 0 [pid 16544] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16544] <... futex resumed>) = 0 [pid 16543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16544] dup(4 [pid 16543] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16544] <... dup resumed>) = 5 [pid 16543] <... futex resumed>) = 0 [pid 16544] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16544] <... futex resumed>) = 0 [pid 16543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16544] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16543] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16545 attached [pid 16544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16543] <... futex resumed>) = 0 [pid 16545] set_robust_list(0x5555560b95e0, 24 [pid 16544] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16545] <... set_robust_list resumed>) = 0 [pid 16545] chdir("./1660") = 0 [pid 16545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16545] setpgid(0, 0) = 0 [pid 16545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16542] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16542] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16541] <... futex resumed>) = 0 [pid 16545] <... openat resumed>) = 3 [pid 16542] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16541] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16541] <... futex resumed>) = 0 [pid 16542] write(5, NULL, 1840702809 [pid 16541] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16542] <... write resumed>) = -1 EFAULT (Bad address) [pid 16542] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16541] <... futex resumed>) = 0 [pid 16542] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16541] exit_group(0 [pid 16542] <... futex resumed>) = ? [pid 16541] <... exit_group resumed>) = ? [pid 16542] +++ exited with 0 +++ [pid 16541] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16541, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16545] write(3, "1000", 4) = 4 [pid 3616] umount2("./1694", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16545] close(3 [pid 3616] openat(AT_FDCWD, "./1694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16545] <... close resumed>) = 0 [pid 16545] symlink("/dev/binderfs", "./binderfs" [pid 16544] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 16545] <... symlink resumed>) = 0 [pid 16544] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16544] <... futex resumed>) = 1 [pid 16543] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16544] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16543] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16545] <... futex resumed>) = 0 [pid 16543] <... futex resumed>) = 0 [pid 16544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16544] write(5, NULL, 1840702809 [pid 16543] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1694/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16545] <... mmap resumed>) = 0x7f1ab2532000 [pid 16545] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16544] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1694/binderfs", [pid 16544] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16545] <... mprotect resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16543] <... futex resumed>) = 0 [pid 16544] <... futex resumed>) = 1 [pid 3616] unlink("./1694/binderfs" [pid 16544] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16543] exit_group(0 [pid 16545] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... unlink resumed>) = 0 [pid 16544] <... futex resumed>) = ? [pid 16543] <... exit_group resumed>) = ? [pid 3616] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16545] <... clone resumed>, parent_tid=[16546], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16546 [pid 3616] lstat("./1694/file0", [pid 16545] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16546 attached ) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1694/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16546] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... openat resumed>) = 4 [pid 16546] <... set_robust_list resumed>) = 0 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16546] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 16546] <... mkdirat resumed>) = 0 [pid 16544] +++ exited with 0 +++ [pid 16543] +++ exited with 0 +++ [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1694/file0" [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16543, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16546] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16546] <... futex resumed>) = 1 [pid 16545] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16546] pipe2( [pid 16545] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16546] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16545] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16546] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1743", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16546] <... futex resumed>) = 0 [pid 16545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16546] dup(4 [pid 16545] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] close(3 [pid 16546] <... dup resumed>) = 5 [pid 16545] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1743", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16546] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 16546] <... futex resumed>) = 0 [pid 16545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... openat resumed>) = 3 [pid 3616] rmdir("./1694" [pid 16546] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16545] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16545] <... futex resumed>) = 0 [pid 16546] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] mkdir("./1695", 0777 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] umount2("./1743/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1743/binderfs", [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16547 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1743/binderfs") = 0 [pid 3618] umount2("./1743/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1743/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1743/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1743/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1743/file0") = 0 [pid 3618] getdents64(3, ./strace-static-x86_64: Process 16547 attached 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16547] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... close resumed>) = 0 [pid 16547] <... set_robust_list resumed>) = 0 [pid 3618] rmdir("./1743" [pid 16547] chdir("./1695" [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1744", 0777 [pid 16547] <... chdir resumed>) = 0 [pid 16547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16547] setpgid(0, 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16547] <... setpgid resumed>) = 0 [pid 16547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16547] write(3, "1000", 4 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16548 [pid 16547] <... write resumed>) = 4 [pid 16547] close(3) = 0 [pid 16547] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16547] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16547] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 16548 attached [pid 16547] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16549 attached [pid 16548] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16547] <... clone resumed>, parent_tid=[16549], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16549 [pid 16549] set_robust_list(0x7f1ab25529e0, 24 [pid 16548] chdir("./1744" [pid 16547] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16546] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16548] <... chdir resumed>) = 0 [pid 16547] <... futex resumed>) = 0 [pid 16546] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16546] <... futex resumed>) = 1 [pid 16545] <... futex resumed>) = 0 [pid 16548] <... prctl resumed>) = 0 [pid 16546] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16545] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] setpgid(0, 0 [pid 16546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16545] <... futex resumed>) = 0 [pid 16549] <... set_robust_list resumed>) = 0 [pid 16548] <... setpgid resumed>) = 0 [pid 16546] write(5, NULL, 1840702809 [pid 16545] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16549] mkdirat(AT_FDCWD, "./file0", 000 [pid 16548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16546] <... write resumed>) = -1 EFAULT (Bad address) [pid 16548] <... openat resumed>) = 3 [pid 16546] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16549] <... mkdirat resumed>) = 0 [pid 16548] write(3, "1000", 4 [pid 16546] <... futex resumed>) = 1 [pid 16545] <... futex resumed>) = 0 [pid 16548] <... write resumed>) = 4 [pid 16546] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16545] exit_group(0 [pid 16549] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] close(3 [pid 16546] <... futex resumed>) = ? [pid 16545] <... exit_group resumed>) = ? [pid 16549] <... futex resumed>) = 1 [pid 16548] <... close resumed>) = 0 [pid 16547] <... futex resumed>) = 0 [pid 16546] +++ exited with 0 +++ [pid 16545] +++ exited with 0 +++ [pid 16549] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16548] symlink("/dev/binderfs", "./binderfs" [pid 16547] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16545, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16548] <... symlink resumed>) = 0 [pid 16547] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16549] pipe2( [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... restart_syscall resumed>) = 0 [pid 16549] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16548] <... futex resumed>) = 0 [pid 16549] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16549] <... futex resumed>) = 1 [pid 16548] <... mmap resumed>) = 0x7f1ab2532000 [pid 16547] <... futex resumed>) = 0 [pid 16549] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16548] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16547] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1660", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16548] <... mprotect resumed>) = 0 [pid 16547] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16549] dup(4 [pid 16548] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./1660", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16549] <... dup resumed>) = 5 [pid 16549] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] <... clone resumed>, parent_tid=[16550], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16550 [pid 3615] <... openat resumed>) = 3 [pid 16549] <... futex resumed>) = 1 [pid 16548] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16547] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16549] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16548] <... futex resumed>) = 0 [pid 16547] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16547] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16549] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16550 attached [pid 16550] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16550] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1660/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16550] <... mkdirat resumed>) = 0 [pid 16550] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16548] <... futex resumed>) = 0 [pid 16548] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16550] <... futex resumed>) = 1 [pid 16550] pipe2([3, 4], 0) = 0 [pid 16550] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] <... futex resumed>) = 0 [pid 16548] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16550] <... futex resumed>) = 1 [pid 16550] dup(4) = 5 [pid 16550] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] <... futex resumed>) = 0 [pid 16548] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16550] <... futex resumed>) = 1 [pid 3615] lstat("./1660/binderfs", [pid 16550] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1660/binderfs") = 0 [pid 3615] umount2("./1660/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1660/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1660/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1660/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16549] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... openat resumed>) = 4 [pid 16549] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16549] <... futex resumed>) = 1 [pid 16547] <... futex resumed>) = 0 [pid 16549] write(5, NULL, 1840702809 [pid 16547] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16549] <... write resumed>) = -1 EFAULT (Bad address) [pid 16547] <... futex resumed>) = 0 [pid 16549] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16547] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(4, [pid 16549] <... futex resumed>) = 0 [pid 16547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16549] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16547] exit_group(0 [pid 3615] getdents64(4, [pid 16549] <... futex resumed>) = ? [pid 16547] <... exit_group resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16549] +++ exited with 0 +++ [pid 16550] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16547] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16547, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] close(4 [pid 16550] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16550] <... futex resumed>) = 1 [pid 16548] <... futex resumed>) = 0 [pid 3615] rmdir("./1660/file0" [pid 16550] write(5, NULL, 1840702809 [pid 16548] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16550] <... write resumed>) = -1 EFAULT (Bad address) [pid 16548] <... futex resumed>) = 0 [pid 16550] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16548] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16550] <... futex resumed>) = 0 [pid 16548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] getdents64(3, [pid 16550] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16548] exit_group(0 [pid 3616] umount2("./1695", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16550] <... futex resumed>) = ? [pid 16548] <... exit_group resumed>) = ? [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(3 [pid 16550] +++ exited with 0 +++ [pid 16548] +++ exited with 0 +++ [pid 3616] openat(AT_FDCWD, "./1695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... close resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16548, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... openat resumed>) = 3 [pid 3615] rmdir("./1660" [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] fstat(3, [pid 3618] umount2("./1744", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] mkdir("./1661", 0777 [pid 3618] openat(AT_FDCWD, "./1744", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1695/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1744/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1744/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] unlink("./1744/binderfs" [pid 3616] lstat("./1695/binderfs", [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16551 ./strace-static-x86_64: Process 16551 attached [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16551] set_robust_list(0x5555560b95e0, 24 [pid 3618] umount2("./1744/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] unlink("./1695/binderfs" [pid 16551] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... unlink resumed>) = 0 [pid 16551] chdir("./1661" [pid 3618] lstat("./1744/file0", [pid 3616] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16551] <... chdir resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] umount2("./1744/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1695/file0", [pid 16551] <... prctl resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16551] setpgid(0, 0 [pid 3618] openat(AT_FDCWD, "./1744/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16551] <... setpgid resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] fstat(4, [pid 3616] openat(AT_FDCWD, "./1695/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16551] <... openat resumed>) = 3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16551] write(3, "1000", 4 [pid 3618] getdents64(4, [pid 3616] fstat(4, [pid 16551] <... write resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16551] close(3 [pid 3618] getdents64(4, [pid 3616] getdents64(4, [pid 16551] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16551] symlink("/dev/binderfs", "./binderfs" [pid 3618] close(4 [pid 3616] getdents64(4, [pid 16551] <... symlink resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1744/file0" [pid 3616] close(4 [pid 16551] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] rmdir("./1695/file0" [pid 16551] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16551] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(3, [pid 3616] getdents64(3, [pid 16551] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16551] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] close(3 [pid 3616] close(3 [pid 3618] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16551] <... clone resumed>, parent_tid=[16552], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16552 [pid 3618] rmdir("./1744" [pid 3616] rmdir("./1695" [pid 16551] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16551] <... futex resumed>) = 0 [pid 3618] mkdir("./1745", 0777 [pid 3616] mkdir("./1696", 0777 [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16553 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16554 ./strace-static-x86_64: Process 16552 attached ./strace-static-x86_64: Process 16553 attached ./strace-static-x86_64: Process 16554 attached [pid 16552] set_robust_list(0x7f1ab25529e0, 24 [pid 16554] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16552] <... set_robust_list resumed>) = 0 [pid 16553] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16552] mkdirat(AT_FDCWD, "./file0", 000 [pid 16554] chdir("./1696") = 0 [pid 16552] <... mkdirat resumed>) = 0 [pid 16554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16552] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16551] <... futex resumed>) = 0 [pid 16553] chdir("./1745" [pid 16551] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16552] pipe2( [pid 16554] setpgid(0, 0 [pid 16551] <... futex resumed>) = 0 [pid 16553] <... chdir resumed>) = 0 [pid 16554] <... setpgid resumed>) = 0 [pid 16552] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16554] <... openat resumed>) = 3 [pid 16552] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] <... prctl resumed>) = 0 [pid 16554] write(3, "1000", 4 [pid 16552] <... futex resumed>) = 1 [pid 16551] <... futex resumed>) = 0 [pid 16553] setpgid(0, 0 [pid 16554] <... write resumed>) = 4 [pid 16552] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16551] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] <... setpgid resumed>) = 0 [pid 16554] close(3 [pid 16552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16551] <... futex resumed>) = 0 [pid 16553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16554] <... close resumed>) = 0 [pid 16552] dup(4 [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16553] <... openat resumed>) = 3 [pid 16554] symlink("/dev/binderfs", "./binderfs" [pid 16552] <... dup resumed>) = 5 [pid 16553] write(3, "1000", 4 [pid 16554] <... symlink resumed>) = 0 [pid 16552] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] <... write resumed>) = 4 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16552] <... futex resumed>) = 1 [pid 16551] <... futex resumed>) = 0 [pid 16553] close(3 [pid 16554] <... futex resumed>) = 0 [pid 16552] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16551] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] <... close resumed>) = 0 [pid 16554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16551] <... futex resumed>) = 0 [pid 16553] symlink("/dev/binderfs", "./binderfs" [pid 16554] <... mmap resumed>) = 0x7f1ab2532000 [pid 16552] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16553] <... symlink resumed>) = 0 [pid 16554] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16554] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16555], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16555 [pid 16554] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16554] <... futex resumed>) = 0 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16555 attached [pid 16555] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16553] <... futex resumed>) = 0 [pid 16553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16553] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16555] mkdirat(AT_FDCWD, "./file0", 000 [pid 16553] <... mprotect resumed>) = 0 [pid 16553] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16555] <... mkdirat resumed>) = 0 [pid 16555] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16554] <... futex resumed>) = 0 [pid 16554] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16555] <... futex resumed>) = 1 [pid 16555] pipe2([3, 4], 0) = 0 [pid 16555] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16554] <... futex resumed>) = 0 [pid 16555] <... futex resumed>) = 1 [pid 16553] <... clone resumed>, parent_tid=[16556], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16556 [pid 16554] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16555] dup(4 [pid 16553] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16554] <... futex resumed>) = 0 [pid 16555] <... dup resumed>) = 5 [pid 16553] <... futex resumed>) = 0 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16555] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16555] <... futex resumed>) = 1 [pid 16554] <... futex resumed>) = 0 [pid 16555] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16554] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16556 attached ) = 0 [pid 16552] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16556] set_robust_list(0x7f1ab25529e0, 24 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16552] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16556] <... set_robust_list resumed>) = 0 [pid 16552] <... futex resumed>) = 1 [pid 16551] <... futex resumed>) = 0 [pid 16556] mkdirat(AT_FDCWD, "./file0", 000 [pid 16552] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16556] <... mkdirat resumed>) = 0 [pid 16552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16551] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16556] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16552] write(5, NULL, 1840702809 [pid 16556] <... futex resumed>) = 1 [pid 16553] <... futex resumed>) = 0 [pid 16552] <... write resumed>) = -1 EFAULT (Bad address) [pid 16556] pipe2( [pid 16553] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16552] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16556] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16553] <... futex resumed>) = 0 [pid 16552] <... futex resumed>) = 0 [pid 16556] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16552] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16556] <... futex resumed>) = 0 [pid 16553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16556] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16553] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16553] <... futex resumed>) = 0 [pid 16552] <... futex resumed>) = 0 [pid 16551] <... futex resumed>) = 1 [pid 16556] dup(4 [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16552] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16551] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16556] <... dup resumed>) = 5 [pid 16551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16556] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16551] exit_group(0 [pid 16556] <... futex resumed>) = 1 [pid 16553] <... futex resumed>) = 0 [pid 16552] <... futex resumed>) = ? [pid 16551] <... exit_group resumed>) = ? [pid 16556] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16553] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16552] +++ exited with 0 +++ [pid 16556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16553] <... futex resumed>) = 0 [pid 16556] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16555] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16551] +++ exited with 0 +++ [pid 16555] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16551, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16555] <... futex resumed>) = 1 [pid 16554] <... futex resumed>) = 0 [pid 16555] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16554] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16554] <... futex resumed>) = 0 [pid 16555] write(5, NULL, 1840702809 [pid 16554] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16555] <... write resumed>) = -1 EFAULT (Bad address) [pid 16555] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1661", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16555] <... futex resumed>) = 1 [pid 16554] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16555] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16554] exit_group(0 [pid 3615] openat(AT_FDCWD, "./1661", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16555] <... futex resumed>) = ? [pid 16554] <... exit_group resumed>) = ? [pid 3615] <... openat resumed>) = 3 [pid 16555] +++ exited with 0 +++ [pid 16554] +++ exited with 0 +++ [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16554, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] getdents64(3, [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] umount2("./1661/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1661/binderfs", [pid 3616] umount2("./1696", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./1661/binderfs" [pid 3616] openat(AT_FDCWD, "./1696", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... unlink resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] umount2("./1661/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] lstat("./1661/file0", [pid 3616] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1661/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1696/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1661/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] lstat("./1696/binderfs", [pid 3615] <... openat resumed>) = 4 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] fstat(4, [pid 3616] unlink("./1696/binderfs" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] getdents64(4, [pid 3616] umount2("./1696/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 3616] lstat("./1696/file0", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(4 [pid 3616] umount2("./1696/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1661/file0" [pid 3616] openat(AT_FDCWD, "./1696/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] getdents64(3, [pid 3616] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(3 [pid 3616] getdents64(4, [pid 3615] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] rmdir("./1661" [pid 3616] getdents64(4, [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] mkdir("./1662", 0777 [pid 3616] close(4) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] rmdir("./1696/file0" [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... rmdir resumed>) = 0 [pid 16556] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(3, ./strace-static-x86_64: Process 16557 attached [pid 16556] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16557 [pid 16557] set_robust_list(0x5555560b95e0, 24 [pid 16556] <... futex resumed>) = 1 [pid 16553] <... futex resumed>) = 0 [pid 3616] close(3 [pid 16557] <... set_robust_list resumed>) = 0 [pid 16556] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16553] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16557] chdir("./1662" [pid 16556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16553] <... futex resumed>) = 0 [pid 3616] rmdir("./1696" [pid 16557] <... chdir resumed>) = 0 [pid 16556] write(5, NULL, 1840702809 [pid 16553] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16556] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... rmdir resumed>) = 0 [pid 16557] <... prctl resumed>) = 0 [pid 16556] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1697", 0777 [pid 16557] setpgid(0, 0 [pid 16556] <... futex resumed>) = 1 [pid 16553] <... futex resumed>) = 0 [pid 16557] <... setpgid resumed>) = 0 [pid 16556] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16553] exit_group(0 [pid 3616] <... mkdir resumed>) = 0 [pid 16557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16556] <... futex resumed>) = ? [pid 16553] <... exit_group resumed>) = ? [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16556] +++ exited with 0 +++ [pid 16557] <... openat resumed>) = 3 [pid 16553] +++ exited with 0 +++ ./strace-static-x86_64: Process 16558 attached [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16553, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16557] write(3, "1000", 4 [pid 16558] set_robust_list(0x5555560b95e0, 24 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16558 [pid 16557] <... write resumed>) = 4 [pid 16558] <... set_robust_list resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16557] close(3 [pid 16558] chdir("./1697" [pid 16557] <... close resumed>) = 0 [pid 16558] <... chdir resumed>) = 0 [pid 16558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16557] symlink("/dev/binderfs", "./binderfs" [pid 16558] <... prctl resumed>) = 0 [pid 3618] umount2("./1745", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16558] setpgid(0, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16558] <... setpgid resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1745", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16557] <... symlink resumed>) = 0 [pid 16558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 3 [pid 16558] write(3, "1000", 4 [pid 16557] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16558] <... write resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16558] close(3 [pid 16557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] getdents64(3, [pid 16558] <... close resumed>) = 0 [pid 16557] <... mmap resumed>) = 0x7f1ab2532000 [pid 16558] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16557] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16558] <... symlink resumed>) = 0 [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16557] <... mprotect resumed>) = 0 [pid 3618] umount2("./1745/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16558] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16557] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] lstat("./1745/binderfs", [pid 16558] <... mmap resumed>) = 0x7f1ab2532000 [pid 16558] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16558] <... mprotect resumed>) = 0 [pid 3618] unlink("./1745/binderfs" [pid 16558] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16560], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16560 [pid 3618] <... unlink resumed>) = 0 [pid 16558] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16557] <... clone resumed>, parent_tid=[16559], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16559 [pid 3618] umount2("./1745/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16558] <... futex resumed>) = 0 [pid 16557] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16557] <... futex resumed>) = 0 [pid 3618] lstat("./1745/file0", [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1745/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16559 attached [pid 3618] openat(AT_FDCWD, "./1745/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16559] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 16559] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, ./strace-static-x86_64: Process 16560 attached 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16560] set_robust_list(0x7f1ab25529e0, 24 [pid 16559] <... mkdirat resumed>) = 0 [pid 3618] close(4 [pid 16560] <... set_robust_list resumed>) = 0 [pid 16559] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16559] <... futex resumed>) = 1 [pid 16557] <... futex resumed>) = 0 [pid 3618] rmdir("./1745/file0" [pid 16557] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16559] pipe2([3, 4], 0) = 0 [pid 16559] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16557] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16560] mkdirat(AT_FDCWD, "./file0", 000 [pid 16559] <... futex resumed>) = 0 [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16559] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16557] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16560] <... mkdirat resumed>) = 0 [pid 16559] dup(4 [pid 16557] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16559] <... dup resumed>) = 5 [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16560] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16559] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] rmdir("./1745" [pid 16560] <... futex resumed>) = 1 [pid 16559] <... futex resumed>) = 0 [pid 16558] <... futex resumed>) = 0 [pid 16557] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16559] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16558] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16557] <... futex resumed>) = 0 [pid 16560] pipe2( [pid 3618] <... rmdir resumed>) = 0 [pid 16560] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16558] <... futex resumed>) = 0 [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1746", 0777 [pid 16560] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 16560] <... futex resumed>) = 0 [pid 16558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16560] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16561 [pid 16558] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16560] <... futex resumed>) = 0 [pid 16558] <... futex resumed>) = 1 [pid 16560] dup(4 [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16560] <... dup resumed>) = 5 [pid 16560] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16558] <... futex resumed>) = 0 [pid 16560] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16558] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16561 attached [pid 16560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16559] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16558] <... futex resumed>) = 0 [pid 16560] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16559] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16561] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16559] <... futex resumed>) = 1 [pid 16557] <... futex resumed>) = 0 [pid 16561] chdir("./1746" [pid 16559] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16561] <... chdir resumed>) = 0 [pid 16561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16561] setpgid(0, 0) = 0 [pid 16561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16557] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16561] <... openat resumed>) = 3 [pid 16561] write(3, "1000", 4 [pid 16559] <... futex resumed>) = 0 [pid 16557] <... futex resumed>) = 1 [pid 16561] <... write resumed>) = 4 [pid 16559] write(5, NULL, 1840702809 [pid 16557] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16561] close(3) = 0 [pid 16559] <... write resumed>) = -1 EFAULT (Bad address) [pid 16561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16559] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16561] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16559] <... futex resumed>) = 1 [pid 16557] <... futex resumed>) = 0 [pid 16561] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16559] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16557] exit_group(0 [pid 16559] <... futex resumed>) = ? [pid 16557] <... exit_group resumed>) = ? [pid 16561] <... clone resumed>, parent_tid=[16562], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16562 [pid 16559] +++ exited with 0 +++ [pid 16561] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16557] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16557, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 16562 attached [pid 3615] umount2("./1662", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16560] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16562] set_robust_list(0x7f1ab25529e0, 24 [pid 16560] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1662", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16562] <... set_robust_list resumed>) = 0 [pid 3615] fstat(3, [pid 16560] <... futex resumed>) = 1 [pid 16558] <... futex resumed>) = 0 [pid 16562] mkdirat(AT_FDCWD, "./file0", 000 [pid 16558] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16562] <... mkdirat resumed>) = 0 [pid 16560] write(5, NULL, 1840702809 [pid 16558] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16562] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16560] <... write resumed>) = -1 EFAULT (Bad address) [pid 16558] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16562] <... futex resumed>) = 1 [pid 16561] <... futex resumed>) = 0 [pid 16560] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1662/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16562] pipe2( [pid 16561] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16560] <... futex resumed>) = 1 [pid 16558] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16562] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16561] <... futex resumed>) = 0 [pid 16560] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16558] exit_group(0 [pid 3615] lstat("./1662/binderfs", [pid 16562] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16560] <... futex resumed>) = ? [pid 16558] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16562] <... futex resumed>) = 0 [pid 16561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16560] +++ exited with 0 +++ [pid 3615] unlink("./1662/binderfs") = 0 [pid 3615] umount2("./1662/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16558] +++ exited with 0 +++ [pid 16561] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16562] dup(4 [pid 16561] <... futex resumed>) = 0 [pid 16562] <... dup resumed>) = 5 [pid 3615] lstat("./1662/file0", [pid 16562] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16558, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16562] <... futex resumed>) = 0 [pid 16561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] umount2("./1697", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1662/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16562] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16561] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16561] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1697", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] openat(AT_FDCWD, "./1662/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16562] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 3 [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, [pid 3616] fstat(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1662/file0" [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1697/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... close resumed>) = 0 [pid 3616] lstat("./1697/binderfs", [pid 3615] rmdir("./1662" [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] unlink("./1697/binderfs" [pid 3615] mkdir("./1663", 0777 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] umount2("./1697/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16563 attached [pid 16562] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16562] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1697/file0", [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16563 [pid 16562] <... futex resumed>) = 1 [pid 16561] <... futex resumed>) = 0 [pid 16562] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16561] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16561] <... futex resumed>) = 0 [pid 3616] umount2("./1697/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16562] write(5, NULL, 1840702809 [pid 16561] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16562] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] openat(AT_FDCWD, "./1697/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16562] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16561] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16562] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16561] exit_group(0 [pid 3616] fstat(4, [pid 16562] <... futex resumed>) = ? [pid 16561] <... exit_group resumed>) = ? [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16562] +++ exited with 0 +++ [pid 16563] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16563] chdir("./1663" [pid 16561] +++ exited with 0 +++ [pid 3616] getdents64(4, [pid 16563] <... chdir resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16561, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 16563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16563] <... prctl resumed>) = 0 [pid 3616] close(4 [pid 16563] setpgid(0, 0 [pid 3616] <... close resumed>) = 0 [pid 16563] <... setpgid resumed>) = 0 [pid 16563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] rmdir("./1697/file0" [pid 16563] <... openat resumed>) = 3 [pid 16563] write(3, "1000", 4 [pid 3618] umount2("./1746", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... rmdir resumed>) = 0 [pid 16563] <... write resumed>) = 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 16563] close(3 [pid 3618] openat(AT_FDCWD, "./1746", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16563] <... close resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] close(3 [pid 16563] symlink("/dev/binderfs", "./binderfs" [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 16563] <... symlink resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] rmdir("./1697" [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... rmdir resumed>) = 0 [pid 16563] <... futex resumed>) = 0 [pid 3618] umount2("./1746/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1698", 0777 [pid 16563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 16563] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] lstat("./1746/binderfs", [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16563] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16563] <... mprotect resumed>) = 0 [pid 3618] unlink("./1746/binderfs"./strace-static-x86_64: Process 16564 attached [pid 16563] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1746/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16564 [pid 16563] <... clone resumed>, parent_tid=[16565], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16565 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16563] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1746/file0", ./strace-static-x86_64: Process 16565 attached [pid 16564] set_robust_list(0x5555560b95e0, 24 [pid 16563] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16565] set_robust_list(0x7f1ab25529e0, 24 [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1746/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16565] <... set_robust_list resumed>) = 0 [pid 16564] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1746/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16564] chdir("./1698" [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16564] <... chdir resumed>) = 0 [pid 3618] getdents64(4, [pid 16564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16564] <... prctl resumed>) = 0 [pid 3618] getdents64(4, [pid 16564] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 16564] <... setpgid resumed>) = 0 [pid 16565] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] rmdir("./1746/file0" [pid 16565] <... mkdirat resumed>) = 0 [pid 16564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... rmdir resumed>) = 0 [pid 16565] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16564] <... openat resumed>) = 3 [pid 16565] <... futex resumed>) = 1 [pid 16564] write(3, "1000", 4 [pid 16563] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16565] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] <... write resumed>) = 4 [pid 16563] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16564] close(3 [pid 16563] <... futex resumed>) = 0 [pid 16565] pipe2( [pid 16564] <... close resumed>) = 0 [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(3 [pid 16565] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16564] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... close resumed>) = 0 [pid 16565] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16564] <... symlink resumed>) = 0 [pid 3618] rmdir("./1746" [pid 16565] <... futex resumed>) = 1 [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16563] <... futex resumed>) = 0 [pid 16565] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] <... futex resumed>) = 0 [pid 16563] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16563] <... futex resumed>) = 0 [pid 3618] mkdir("./1747", 0777 [pid 16565] dup(4 [pid 16564] <... mmap resumed>) = 0x7f1ab2532000 [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16565] <... dup resumed>) = 5 [pid 16564] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16565] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16564] <... mprotect resumed>) = 0 [pid 16563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... mkdir resumed>) = 0 [pid 16565] <... futex resumed>) = 0 [pid 16564] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16563] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16565] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005"./strace-static-x86_64: Process 16566 attached [pid 16564] <... clone resumed>, parent_tid=[16566], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16566 [pid 16563] <... futex resumed>) = 0 [pid 16566] set_robust_list(0x7f1ab25529e0, 24 [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16567 [pid 16566] <... set_robust_list resumed>) = 0 [pid 16564] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] mkdirat(AT_FDCWD, "./file0", 000 [pid 16564] <... futex resumed>) = 0 [pid 16566] <... mkdirat resumed>) = 0 [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16566] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16566] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 16567 attached [pid 16567] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16567] chdir("./1747") = 0 [pid 16567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16564] <... futex resumed>) = 0 [pid 16564] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] <... futex resumed>) = 0 [pid 16564] <... futex resumed>) = 1 [pid 16566] pipe2( [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16567] setpgid(0, 0 [pid 16566] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16567] <... setpgid resumed>) = 0 [pid 16566] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16565] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16566] <... futex resumed>) = 1 [pid 16565] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16564] <... futex resumed>) = 0 [pid 16567] <... openat resumed>) = 3 [pid 16566] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16565] <... futex resumed>) = 1 [pid 16564] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16563] <... futex resumed>) = 0 [pid 16567] write(3, "1000", 4 [pid 16566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16565] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] <... futex resumed>) = 0 [pid 16563] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16567] <... write resumed>) = 4 [pid 16566] dup(4 [pid 16565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16563] <... futex resumed>) = 0 [pid 16567] close(3 [pid 16566] <... dup resumed>) = 5 [pid 16565] write(5, NULL, 1840702809 [pid 16563] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16567] <... close resumed>) = 0 [pid 16566] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16565] <... write resumed>) = -1 EFAULT (Bad address) [pid 16567] symlink("/dev/binderfs", "./binderfs" [pid 16566] <... futex resumed>) = 1 [pid 16565] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16564] <... futex resumed>) = 0 [pid 16567] <... symlink resumed>) = 0 [pid 16566] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16565] <... futex resumed>) = 1 [pid 16564] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16563] <... futex resumed>) = 0 [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16565] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] <... futex resumed>) = 0 [pid 16563] exit_group(0 [pid 16567] <... futex resumed>) = 0 [pid 16566] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16563] <... exit_group resumed>) = ? [pid 16567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16565] <... futex resumed>) = ? [pid 16567] <... mmap resumed>) = 0x7f1ab2532000 [pid 16567] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16565] +++ exited with 0 +++ [pid 16563] +++ exited with 0 +++ [pid 16567] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16563, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16567] <... clone resumed>, parent_tid=[16568], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16568 ./strace-static-x86_64: Process 16568 attached [pid 16567] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... restart_syscall resumed>) = 0 [pid 16568] set_robust_list(0x7f1ab25529e0, 24 [pid 16567] <... futex resumed>) = 0 [pid 16566] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16568] <... set_robust_list resumed>) = 0 [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16566] <... futex resumed>) = 1 [pid 16564] <... futex resumed>) = 0 [pid 16568] mkdirat(AT_FDCWD, "./file0", 000 [pid 16566] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1663", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16568] <... mkdirat resumed>) = 0 [pid 16566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16564] <... futex resumed>) = 0 [pid 16568] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] write(5, NULL, 1840702809 [pid 16564] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16568] <... futex resumed>) = 1 [pid 16567] <... futex resumed>) = 0 [pid 16566] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] openat(AT_FDCWD, "./1663", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16568] pipe2( [pid 16567] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16568] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16567] <... futex resumed>) = 0 [pid 16566] <... futex resumed>) = 1 [pid 16564] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16568] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16566] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16564] exit_group(0 [pid 3615] fstat(3, [pid 16568] <... futex resumed>) = 0 [pid 16567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16566] <... futex resumed>) = ? [pid 16564] <... exit_group resumed>) = ? [pid 16568] dup(4 [pid 16567] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16566] +++ exited with 0 +++ [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16568] <... dup resumed>) = 5 [pid 16567] <... futex resumed>) = 0 [pid 16564] +++ exited with 0 +++ [pid 3615] getdents64(3, [pid 16568] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16568] <... futex resumed>) = 0 [pid 16567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16564, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1663/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16568] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16567] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1698", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16567] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1663/binderfs", [pid 16568] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1698", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 3615] unlink("./1663/binderfs" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1698/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 3616] lstat("./1698/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./1663/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] unlink("./1698/binderfs" [pid 3615] lstat("./1663/file0", [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1698/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1663/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1698/file0", [pid 3615] openat(AT_FDCWD, "./1663/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1663/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1663") = 0 [pid 3615] mkdir("./1664", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16569 ./strace-static-x86_64: Process 16569 attached [pid 3616] umount2("./1698/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16569] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1698/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16569] <... set_robust_list resumed>) = 0 [pid 16568] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... openat resumed>) = 4 [pid 16569] chdir("./1664" [pid 16568] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16569] <... chdir resumed>) = 0 [pid 16568] <... futex resumed>) = 1 [pid 16567] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16569] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16568] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16567] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(4, [pid 16569] <... prctl resumed>) = 0 [pid 16568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16567] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16569] setpgid(0, 0 [pid 16568] write(5, NULL, 1840702809 [pid 16567] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16569] <... setpgid resumed>) = 0 [pid 16568] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16568] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16569] <... openat resumed>) = 3 [pid 16568] <... futex resumed>) = 1 [pid 16567] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16569] write(3, "1000", 4 [pid 16568] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16567] exit_group(0 [pid 3616] rmdir("./1698/file0" [pid 16569] <... write resumed>) = 4 [pid 16568] <... futex resumed>) = ? [pid 16567] <... exit_group resumed>) = ? [pid 16569] close(3 [pid 16568] +++ exited with 0 +++ [pid 3616] <... rmdir resumed>) = 0 [pid 16569] <... close resumed>) = 0 [pid 3616] getdents64(3, [pid 16569] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16569] <... symlink resumed>) = 0 [pid 3616] close(3 [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16569] <... futex resumed>) = 0 [pid 16567] +++ exited with 0 +++ [pid 3616] rmdir("./1698" [pid 16569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16567, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16569] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... rmdir resumed>) = 0 [pid 16569] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] mkdir("./1699", 0777 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16569] <... mprotect resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16569] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16570 attached [pid 3618] umount2("./1747", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16571 attached [pid 16570] set_robust_list(0x7f1ab25529e0, 24 [pid 16569] <... clone resumed>, parent_tid=[16570], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16570 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16571 [pid 16571] set_robust_list(0x5555560b95e0, 24 [pid 16570] <... set_robust_list resumed>) = 0 [pid 16569] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1747", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16571] <... set_robust_list resumed>) = 0 [pid 16570] mkdirat(AT_FDCWD, "./file0", 000 [pid 16569] <... futex resumed>) = 0 [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 16571] chdir("./1699" [pid 16570] <... mkdirat resumed>) = 0 [pid 3618] fstat(3, [pid 16571] <... chdir resumed>) = 0 [pid 16570] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16570] <... futex resumed>) = 1 [pid 16569] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16571] <... prctl resumed>) = 0 [pid 16570] pipe2( [pid 16569] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16571] setpgid(0, 0 [pid 16570] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16569] <... futex resumed>) = 0 [pid 16571] <... setpgid resumed>) = 0 [pid 16570] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1747/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16570] <... futex resumed>) = 0 [pid 16569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16571] <... openat resumed>) = 3 [pid 16570] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16569] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1747/binderfs", [pid 16571] write(3, "1000", 4 [pid 16570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16569] <... futex resumed>) = 0 [pid 16571] <... write resumed>) = 4 [pid 16570] dup(4 [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16571] close(3 [pid 16570] <... dup resumed>) = 5 [pid 16571] <... close resumed>) = 0 [pid 16570] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1747/binderfs" [pid 16571] symlink("/dev/binderfs", "./binderfs" [pid 16570] <... futex resumed>) = 1 [pid 16569] <... futex resumed>) = 0 [pid 16571] <... symlink resumed>) = 0 [pid 16570] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16569] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16569] <... futex resumed>) = 0 [pid 3618] umount2("./1747/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16571] <... futex resumed>) = 0 [pid 16570] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1747/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16571] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] umount2("./1747/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1747/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16571] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(4, [pid 16571] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16571] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] close(4) = 0 [pid 16571] <... clone resumed>, parent_tid=[16572], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16572 [pid 3618] rmdir("./1747/file0" [pid 16571] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16571] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1747") = 0 [pid 3618] mkdir("./1748", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16573 ./strace-static-x86_64: Process 16572 attached [pid 16572] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16572] mkdirat(AT_FDCWD, "./file0", 000./strace-static-x86_64: Process 16573 attached ) = 0 [pid 16573] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16573] chdir("./1748" [pid 16570] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16570] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16573] <... chdir resumed>) = 0 [pid 16570] <... futex resumed>) = 1 [pid 16569] <... futex resumed>) = 0 [pid 16573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16572] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16570] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16569] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16573] <... prctl resumed>) = 0 [pid 16572] <... futex resumed>) = 1 [pid 16571] <... futex resumed>) = 0 [pid 16570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16569] <... futex resumed>) = 0 [pid 16573] setpgid(0, 0 [pid 16572] pipe2( [pid 16571] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16570] write(5, NULL, 1840702809 [pid 16569] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16573] <... setpgid resumed>) = 0 [pid 16572] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16571] <... futex resumed>) = 0 [pid 16570] <... write resumed>) = -1 EFAULT (Bad address) [pid 16573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16572] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16570] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16573] <... openat resumed>) = 3 [pid 16572] <... futex resumed>) = 0 [pid 16571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16570] <... futex resumed>) = 1 [pid 16573] write(3, "1000", 4 [pid 16572] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16571] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16570] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16569] <... futex resumed>) = 0 [pid 16573] <... write resumed>) = 4 [pid 16572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16571] <... futex resumed>) = 0 [pid 16569] exit_group(0 [pid 16573] close(3 [pid 16572] dup(4 [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16570] <... futex resumed>) = ? [pid 16569] <... exit_group resumed>) = ? [pid 16573] <... close resumed>) = 0 [pid 16572] <... dup resumed>) = 5 [pid 16570] +++ exited with 0 +++ [pid 16573] symlink("/dev/binderfs", "./binderfs" [pid 16572] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16573] <... symlink resumed>) = 0 [pid 16572] <... futex resumed>) = 1 [pid 16571] <... futex resumed>) = 0 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16572] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16571] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16569] +++ exited with 0 +++ [pid 16573] <... futex resumed>) = 0 [pid 16572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16571] <... futex resumed>) = 0 [pid 16573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16572] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16569, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16573] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] umount2("./1664", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16573] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16573] <... mprotect resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1664", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16573] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16572] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... openat resumed>) = 3 ./strace-static-x86_64: Process 16574 attached [pid 16572] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 16573] <... clone resumed>, parent_tid=[16574], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16574 [pid 16572] <... futex resumed>) = 1 [pid 16571] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16573] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16572] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16571] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16573] <... futex resumed>) = 0 [pid 16572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16571] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16572] write(5, NULL, 1840702809 [pid 16571] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1664/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16572] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16572] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1664/binderfs", [pid 16572] <... futex resumed>) = 1 [pid 16571] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16572] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16571] exit_group(0 [pid 3615] unlink("./1664/binderfs" [pid 16574] set_robust_list(0x7f1ab25529e0, 24 [pid 16572] <... futex resumed>) = ? [pid 16571] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 16574] <... set_robust_list resumed>) = 0 [pid 16572] +++ exited with 0 +++ [pid 16574] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16571] +++ exited with 0 +++ [pid 3615] umount2("./1664/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16574] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16573] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16573] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3615] lstat("./1664/file0", [pid 16574] pipe2( [pid 16573] <... futex resumed>) = 0 [pid 3616] umount2("./1699", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16574] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1664/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16574] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1699", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16574] <... futex resumed>) = 1 [pid 16573] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] openat(AT_FDCWD, "./1664/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16574] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16573] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 3615] <... openat resumed>) = 4 [pid 16574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16573] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] fstat(4, [pid 16574] dup(4 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16574] <... dup resumed>) = 5 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(4, [pid 16574] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1699/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16574] <... futex resumed>) = 1 [pid 16573] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 16573] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1699/binderfs", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16574] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16573] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] close(4 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1699/binderfs" [pid 3615] <... close resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] rmdir("./1664/file0" [pid 3616] umount2("./1699/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3616] lstat("./1699/file0", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(3 [pid 3616] umount2("./1699/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1664" [pid 3616] openat(AT_FDCWD, "./1699/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] mkdir("./1665", 0777 [pid 3616] fstat(4, [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16575 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1699/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1699") = 0 [pid 3616] mkdir("./1700", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16576 ./strace-static-x86_64: Process 16575 attached [pid 16575] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16575] chdir("./1665") = 0 [pid 16575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16575] setpgid(0, 0) = 0 [pid 16575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16575] write(3, "1000", 4) = 4 [pid 16575] close(3) = 0 [pid 16575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16575] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16574] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16574] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16575] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16574] <... futex resumed>) = 1 [pid 16573] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16577 attached ./strace-static-x86_64: Process 16576 attached [pid 16574] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16573] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] set_robust_list(0x5555560b95e0, 24 [pid 16575] <... clone resumed>, parent_tid=[16577], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16577 [pid 16574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16573] <... futex resumed>) = 0 [pid 16577] set_robust_list(0x7f1ab25529e0, 24 [pid 16576] <... set_robust_list resumed>) = 0 [pid 16575] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16574] write(5, NULL, 1840702809 [pid 16573] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16577] <... set_robust_list resumed>) = 0 [pid 16576] chdir("./1700" [pid 16575] <... futex resumed>) = 0 [pid 16574] <... write resumed>) = -1 EFAULT (Bad address) [pid 16577] mkdirat(AT_FDCWD, "./file0", 000 [pid 16576] <... chdir resumed>) = 0 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16574] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16574] <... futex resumed>) = 1 [pid 16573] <... futex resumed>) = 0 [pid 16577] <... mkdirat resumed>) = 0 [pid 16576] <... prctl resumed>) = 0 [pid 16574] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16573] exit_group(0 [pid 16577] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] setpgid(0, 0 [pid 16574] <... futex resumed>) = ? [pid 16573] <... exit_group resumed>) = ? [pid 16576] <... setpgid resumed>) = 0 [pid 16574] +++ exited with 0 +++ [pid 16576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16573] +++ exited with 0 +++ [pid 16577] <... futex resumed>) = 1 [pid 16576] write(3, "1000", 4 [pid 16575] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16573, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 16577] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] <... write resumed>) = 4 [pid 16575] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16576] close(3 [pid 16575] <... futex resumed>) = 0 [pid 16577] pipe2( [pid 16576] <... close resumed>) = 0 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16577] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16576] symlink("/dev/binderfs", "./binderfs" [pid 16577] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] <... symlink resumed>) = 0 [pid 16577] <... futex resumed>) = 1 [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16575] <... futex resumed>) = 0 [pid 16577] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] <... futex resumed>) = 0 [pid 16575] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1748", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16575] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16577] dup(4 [pid 16576] <... mmap resumed>) = 0x7f1ab2532000 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1748", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16577] <... dup resumed>) = 5 [pid 16576] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... openat resumed>) = 3 [pid 16577] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] <... mprotect resumed>) = 0 [pid 3618] fstat(3, [pid 16577] <... futex resumed>) = 1 [pid 16576] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16575] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16577] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16575] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, ./strace-static-x86_64: Process 16578 attached [pid 16577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16576] <... clone resumed>, parent_tid=[16578], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16578 [pid 16575] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16577] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16576] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1748/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16576] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] lstat("./1748/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1748/binderfs") = 0 [pid 3618] umount2("./1748/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1748/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16578] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] umount2("./1748/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1748/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1748/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1748") = 0 [pid 3618] mkdir("./1749", 0777 [pid 16578] <... set_robust_list resumed>) = 0 [pid 16577] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16579 attached [pid 16578] mkdirat(AT_FDCWD, "./file0", 000 [pid 16577] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16579 [pid 16575] <... futex resumed>) = 0 [pid 16577] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16575] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16575] <... futex resumed>) = 0 [pid 16577] write(5, NULL, 1840702809 [pid 16575] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16579] set_robust_list(0x5555560b95e0, 24 [pid 16578] <... mkdirat resumed>) = 0 [pid 16577] <... write resumed>) = -1 EFAULT (Bad address) [pid 16579] <... set_robust_list resumed>) = 0 [pid 16578] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16577] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16579] chdir("./1749" [pid 16578] <... futex resumed>) = 1 [pid 16577] <... futex resumed>) = 1 [pid 16576] <... futex resumed>) = 0 [pid 16575] <... futex resumed>) = 0 [pid 16579] <... chdir resumed>) = 0 [pid 16578] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16577] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16575] exit_group(0 [pid 16579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16577] <... futex resumed>) = ? [pid 16576] <... futex resumed>) = 0 [pid 16575] <... exit_group resumed>) = ? [pid 16579] <... prctl resumed>) = 0 [pid 16578] pipe2( [pid 16577] +++ exited with 0 +++ [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16579] setpgid(0, 0) = 0 [pid 16579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16575] +++ exited with 0 +++ [pid 16578] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16579] write(3, "1000", 4 [pid 16578] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16579] <... write resumed>) = 4 [pid 16578] <... futex resumed>) = 1 [pid 16576] <... futex resumed>) = 0 [pid 16579] close(3 [pid 16578] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16575, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16579] <... close resumed>) = 0 [pid 16578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16576] <... futex resumed>) = 0 [pid 16579] symlink("/dev/binderfs", "./binderfs" [pid 16578] dup(4 [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1665", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16579] <... symlink resumed>) = 0 [pid 16578] <... dup resumed>) = 5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16578] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1665", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16579] <... futex resumed>) = 0 [pid 16578] <... futex resumed>) = 1 [pid 16576] <... futex resumed>) = 0 [pid 16579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16578] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16579] <... mmap resumed>) = 0x7f1ab2532000 [pid 16578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16576] <... futex resumed>) = 0 [pid 16579] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] fstat(3, [pid 16579] <... mprotect resumed>) = 0 [pid 16578] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16579] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16579] <... clone resumed>, parent_tid=[16580], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16580 [pid 16579] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, ./strace-static-x86_64: Process 16580 attached [pid 16580] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16580] <... set_robust_list resumed>) = 0 [pid 3615] umount2("./1665/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16580] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16580] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16579] <... futex resumed>) = 0 [pid 16579] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16580] <... futex resumed>) = 1 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16580] pipe2( [pid 3615] lstat("./1665/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16580] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] unlink("./1665/binderfs" [pid 16580] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16579] <... futex resumed>) = 0 [pid 16579] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16579] <... futex resumed>) = 0 [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1665/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16580] <... futex resumed>) = 1 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16580] dup(4) = 5 [pid 16580] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16579] <... futex resumed>) = 0 [pid 16580] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16579] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1665/file0", [pid 16579] <... futex resumed>) = 0 [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1665/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1665/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 16578] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1665/file0" [pid 16578] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16578] <... futex resumed>) = 1 [pid 16576] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16578] write(5, NULL, 1840702809 [pid 16576] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16576] <... futex resumed>) = 0 [pid 3615] close(3 [pid 16576] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16578] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] rmdir("./1665") = 0 [pid 3615] mkdir("./1666", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16581 ./strace-static-x86_64: Process 16581 attached [pid 16581] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16578] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16576] <... futex resumed>) = 0 [pid 16578] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16576] exit_group(0 [pid 16578] <... futex resumed>) = ? [pid 16576] <... exit_group resumed>) = ? [pid 16580] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16578] +++ exited with 0 +++ [pid 16581] chdir("./1666" [pid 16580] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16576] +++ exited with 0 +++ [pid 16579] <... futex resumed>) = 0 [pid 16580] <... futex resumed>) = 1 [pid 16579] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16580] write(5, NULL, 1840702809 [pid 16579] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16576, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 16580] <... write resumed>) = -1 EFAULT (Bad address) [pid 16579] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1700", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16580] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16580] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16579] exit_group(0 [pid 16581] <... chdir resumed>) = 0 [pid 16579] <... exit_group resumed>) = ? [pid 3616] openat(AT_FDCWD, "./1700", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... openat resumed>) = 3 [pid 16581] <... prctl resumed>) = 0 [pid 3616] fstat(3, [pid 16581] setpgid(0, 0 [pid 16580] +++ exited with 0 +++ [pid 16579] +++ exited with 0 +++ [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16581] <... setpgid resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16579, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] getdents64(3, [pid 16581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16581] write(3, "1000", 4 [pid 3616] umount2("./1700/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16581] <... write resumed>) = 4 [pid 3618] umount2("./1749", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16581] close(3 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1700/binderfs", [pid 16581] <... close resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1749", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16581] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... openat resumed>) = 3 [pid 3616] unlink("./1700/binderfs" [pid 16581] <... symlink resumed>) = 0 [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16581] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] getdents64(3, [pid 3616] umount2("./1700/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16581] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16581] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] umount2("./1749/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] lstat("./1700/file0", [pid 16581] <... mprotect resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16581] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] lstat("./1749/binderfs", [pid 3616] umount2("./1700/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16581] <... clone resumed>, parent_tid=[16582], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16582 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16581] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1749/binderfs" [pid 3616] openat(AT_FDCWD, "./1700/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16581] <... futex resumed>) = 0 [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3618] umount2("./1749/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] lstat("./1749/file0", [pid 3616] getdents64(4, [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1749/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, [pid 3618] openat(AT_FDCWD, "./1749/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16582 attached [pid 3618] <... openat resumed>) = 4 [pid 3616] close(4 [pid 3618] fstat(4, [pid 3616] <... close resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] rmdir("./1700/file0" [pid 16582] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] getdents64(4, [pid 16582] <... set_robust_list resumed>) = 0 [pid 16582] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(4, [pid 3616] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 3616] close(3 [pid 16582] <... mkdirat resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16582] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1749/file0" [pid 3616] rmdir("./1700" [pid 16582] <... futex resumed>) = 1 [pid 16581] <... futex resumed>) = 0 [pid 16582] pipe2( [pid 16581] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16582] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16581] <... futex resumed>) = 0 [pid 16582] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 3616] <... rmdir resumed>) = 0 [pid 16582] <... futex resumed>) = 0 [pid 16581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16582] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16581] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 3616] mkdir("./1701", 0777 [pid 16582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16581] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16582] dup(4 [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16582] <... dup resumed>) = 5 [pid 3618] rmdir("./1749" [pid 3616] <... mkdir resumed>) = 0 [pid 16582] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16581] <... futex resumed>) = 0 [pid 16582] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16581] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16581] <... futex resumed>) = 0 [pid 3618] mkdir("./1750", 0777 [pid 16582] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16583 ./strace-static-x86_64: Process 16584 attached [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16584 ./strace-static-x86_64: Process 16583 attached [pid 16583] set_robust_list(0x5555560b95e0, 24 [pid 16584] set_robust_list(0x5555560b95e0, 24 [pid 16583] <... set_robust_list resumed>) = 0 [pid 16582] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16584] <... set_robust_list resumed>) = 0 [pid 16583] chdir("./1701" [pid 16582] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16584] chdir("./1750" [pid 16583] <... chdir resumed>) = 0 [pid 16582] <... futex resumed>) = 1 [pid 16581] <... futex resumed>) = 0 [pid 16584] <... chdir resumed>) = 0 [pid 16583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16582] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16581] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16583] <... prctl resumed>) = 0 [pid 16582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16581] <... futex resumed>) = 0 [pid 16584] <... prctl resumed>) = 0 [pid 16583] setpgid(0, 0 [pid 16582] write(5, NULL, 1840702809 [pid 16581] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16584] setpgid(0, 0 [pid 16583] <... setpgid resumed>) = 0 [pid 16582] <... write resumed>) = -1 EFAULT (Bad address) [pid 16584] <... setpgid resumed>) = 0 [pid 16583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16582] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16583] <... openat resumed>) = 3 [pid 16582] <... futex resumed>) = 1 [pid 16581] <... futex resumed>) = 0 [pid 16584] <... openat resumed>) = 3 [pid 16583] write(3, "1000", 4 [pid 16582] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16581] exit_group(0 [pid 16584] write(3, "1000", 4 [pid 16583] <... write resumed>) = 4 [pid 16582] <... futex resumed>) = ? [pid 16581] <... exit_group resumed>) = ? [pid 16584] <... write resumed>) = 4 [pid 16583] close(3 [pid 16582] +++ exited with 0 +++ [pid 16581] +++ exited with 0 +++ [pid 16584] close(3 [pid 16583] <... close resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16581, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16584] <... close resumed>) = 0 [pid 16583] symlink("/dev/binderfs", "./binderfs" [pid 16584] symlink("/dev/binderfs", "./binderfs" [pid 16583] <... symlink resumed>) = 0 [pid 16584] <... symlink resumed>) = 0 [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1666", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16583] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16584] <... futex resumed>) = 0 [pid 16583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] openat(AT_FDCWD, "./1666", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16584] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16583] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... openat resumed>) = 3 [pid 16584] <... mmap resumed>) = 0x7f1ab2532000 [pid 16583] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] fstat(3, [pid 16584] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16583] <... mprotect resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16584] <... mprotect resumed>) = 0 [pid 16583] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] getdents64(3, ./strace-static-x86_64: Process 16585 attached [pid 16584] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16583] <... clone resumed>, parent_tid=[16585], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16585 [pid 3615] umount2("./1666/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16586 attached [pid 16585] set_robust_list(0x7f1ab25529e0, 24 [pid 16584] <... clone resumed>, parent_tid=[16586], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16586 [pid 16583] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16584] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16583] <... futex resumed>) = 0 [pid 3615] lstat("./1666/binderfs", [pid 16584] <... futex resumed>) = 0 [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./1666/binderfs") = 0 [pid 3615] umount2("./1666/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1666/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1666/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1666/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, [pid 16586] set_robust_list(0x7f1ab25529e0, 24 [pid 16585] <... set_robust_list resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 16585] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 16585] <... mkdirat resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16585] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1666/file0" [pid 16586] <... set_robust_list resumed>) = 0 [pid 16585] <... futex resumed>) = 1 [pid 16583] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16586] mkdirat(AT_FDCWD, "./file0", 000 [pid 16585] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16583] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16583] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16585] pipe2( [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3 [pid 16586] <... mkdirat resumed>) = 0 [pid 16585] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] <... close resumed>) = 0 [pid 16586] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16585] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1666" [pid 16586] <... futex resumed>) = 1 [pid 16585] <... futex resumed>) = 1 [pid 16584] <... futex resumed>) = 0 [pid 16583] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16586] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16585] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16584] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16583] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./1667", 0777 [pid 16586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16584] <... futex resumed>) = 0 [pid 16583] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16586] pipe2( [pid 16585] dup(4 [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16586] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16585] <... dup resumed>) = 5 ./strace-static-x86_64: Process 16587 attached [pid 16586] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16585] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16587 [pid 16586] <... futex resumed>) = 1 [pid 16585] <... futex resumed>) = 1 [pid 16584] <... futex resumed>) = 0 [pid 16583] <... futex resumed>) = 0 [pid 16586] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16585] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16584] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16583] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16585] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16584] <... futex resumed>) = 0 [pid 16583] <... futex resumed>) = 0 [pid 16586] dup(4 [pid 16585] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16586] <... dup resumed>) = 5 [pid 16587] set_robust_list(0x5555560b95e0, 24 [pid 16586] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] <... set_robust_list resumed>) = 0 [pid 16587] chdir("./1667" [pid 16586] <... futex resumed>) = 1 [pid 16584] <... futex resumed>) = 0 [pid 16587] <... chdir resumed>) = 0 [pid 16584] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16584] <... futex resumed>) = 0 [pid 16587] <... prctl resumed>) = 0 [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16587] setpgid(0, 0) = 0 [pid 16587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16587] write(3, "1000", 4) = 4 [pid 16587] close(3) = 0 [pid 16586] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16587] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16587] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16587] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16587] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16588], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16588 [pid 16587] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16588 attached [pid 16588] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16588] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16588] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] <... futex resumed>) = 0 [pid 16587] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16588] <... futex resumed>) = 1 [pid 16588] pipe2([3, 4], 0) = 0 [pid 16588] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] <... futex resumed>) = 0 [pid 16587] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16588] <... futex resumed>) = 1 [pid 16588] dup(4) = 5 [pid 16588] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] <... futex resumed>) = 0 [pid 16587] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16588] <... futex resumed>) = 1 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16588] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16585] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16586] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16585] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16586] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16584] <... futex resumed>) = 0 [pid 16586] write(5, NULL, 1840702809 [pid 16585] <... futex resumed>) = 1 [pid 16584] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16583] <... futex resumed>) = 0 [pid 16586] <... write resumed>) = -1 EFAULT (Bad address) [pid 16584] <... futex resumed>) = 0 [pid 16583] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16586] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16585] write(5, NULL, 1840702809 [pid 16584] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16583] <... futex resumed>) = 0 [pid 16586] <... futex resumed>) = 0 [pid 16585] <... write resumed>) = -1 EFAULT (Bad address) [pid 16584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16583] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16586] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16585] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16584] exit_group(0 [pid 16586] <... futex resumed>) = ? [pid 16585] <... futex resumed>) = 1 [pid 16584] <... exit_group resumed>) = ? [pid 16583] <... futex resumed>) = 0 [pid 16586] +++ exited with 0 +++ [pid 16585] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16584] +++ exited with 0 +++ [pid 16583] exit_group(0 [pid 16585] <... futex resumed>) = ? [pid 16583] <... exit_group resumed>) = ? [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16584, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3618] umount2("./1750", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1750", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16585] +++ exited with 0 +++ [pid 16583] +++ exited with 0 +++ [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16583, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3618] getdents64(3, [pid 3616] <... restart_syscall resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1750/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1701", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1750/binderfs", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1701", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] unlink("./1750/binderfs" [pid 3616] <... openat resumed>) = 3 [pid 3618] <... unlink resumed>) = 0 [pid 3616] fstat(3, [pid 3618] umount2("./1750/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3618] lstat("./1750/file0", [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1701/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1750/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1701/binderfs", [pid 3618] openat(AT_FDCWD, "./1750/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3616] unlink("./1701/binderfs" [pid 3618] fstat(4, [pid 3616] <... unlink resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1701/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] lstat("./1701/file0", [pid 3618] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1701/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] close(4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1701/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] rmdir("./1750/file0" [pid 3616] <... openat resumed>) = 4 [pid 16588] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... rmdir resumed>) = 0 [pid 3616] fstat(4, [pid 3618] getdents64(3, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16588] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(4, [pid 3618] close(3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 3618] rmdir("./1750" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16588] <... futex resumed>) = 1 [pid 16587] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] close(4 [pid 16588] write(5, NULL, 1840702809 [pid 16587] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1751", 0777 [pid 3616] <... close resumed>) = 0 [pid 16588] <... write resumed>) = -1 EFAULT (Bad address) [pid 16587] <... futex resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] rmdir("./1701/file0" [pid 16588] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16587] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16588] <... futex resumed>) = 0 [pid 16587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... rmdir resumed>) = 0 [pid 16588] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16587] exit_group(0 [pid 16588] <... futex resumed>) = ? [pid 16587] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16589 attached [pid 16588] +++ exited with 0 +++ [pid 3616] getdents64(3, [pid 16589] set_robust_list(0x5555560b95e0, 24 [pid 16587] +++ exited with 0 +++ [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16589 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16587, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] close(3) = 0 [pid 16589] <... set_robust_list resumed>) = 0 [pid 3616] rmdir("./1701" [pid 3615] umount2("./1667", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1667", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3616] mkdir("./1702", 0777 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] umount2("./1667/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1667/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16590 [pid 3615] unlink("./1667/binderfs" [pid 16589] chdir("./1751" [pid 3615] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 16590 attached [pid 3615] umount2("./1667/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16589] <... chdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] lstat("./1667/file0", [pid 16589] <... prctl resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1667/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1667/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16589] setpgid(0, 0 [pid 3615] <... openat resumed>) = 4 [pid 16589] <... setpgid resumed>) = 0 [pid 3615] fstat(4, [pid 16590] set_robust_list(0x5555560b95e0, 24 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] getdents64(4, [pid 16589] <... openat resumed>) = 3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16589] write(3, "1000", 4 [pid 3615] close(4 [pid 16590] <... set_robust_list resumed>) = 0 [pid 16589] <... write resumed>) = 4 [pid 3615] <... close resumed>) = 0 [pid 16589] close(3 [pid 3615] rmdir("./1667/file0" [pid 16590] chdir("./1702" [pid 16589] <... close resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16589] symlink("/dev/binderfs", "./binderfs" [pid 16590] <... chdir resumed>) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16590] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16589] <... symlink resumed>) = 0 [pid 3615] close(3 [pid 16590] <... prctl resumed>) = 0 [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16590] setpgid(0, 0 [pid 16589] <... futex resumed>) = 0 [pid 3615] rmdir("./1667" [pid 16590] <... setpgid resumed>) = 0 [pid 16589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16589] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... rmdir resumed>) = 0 [pid 16589] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] mkdir("./1668", 0777 [pid 16590] <... openat resumed>) = 3 [pid 16589] <... mprotect resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16591 attached [pid 16590] write(3, "1000", 4 [pid 16589] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16591] set_robust_list(0x5555560b95e0, 24 [pid 16590] <... write resumed>) = 4 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16591 [pid 16590] close(3 [pid 16589] <... clone resumed>, parent_tid=[16592], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16592 [pid 16590] <... close resumed>) = 0 [pid 16589] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16590] symlink("/dev/binderfs", "./binderfs" [pid 16589] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16592 attached [pid 16592] set_robust_list(0x7f1ab25529e0, 24 [pid 16590] <... symlink resumed>) = 0 [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16590] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16590] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16592] <... set_robust_list resumed>) = 0 [pid 16590] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16592] mkdirat(AT_FDCWD, "./file0", 000 [pid 16591] <... set_robust_list resumed>) = 0 [pid 16590] <... clone resumed>, parent_tid=[16593], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16593 [pid 16592] <... mkdirat resumed>) = 0 [pid 16590] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16592] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16590] <... futex resumed>) = 0 [pid 16592] <... futex resumed>) = 1 [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16589] <... futex resumed>) = 0 [pid 16592] pipe2( [pid 16589] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] chdir("./1668" [pid 16589] <... futex resumed>) = 0 [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16591] <... chdir resumed>) = 0 [pid 16592] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16592] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 16593 attached [pid 16592] <... futex resumed>) = 1 [pid 16591] setpgid(0, 0 [pid 16589] <... futex resumed>) = 0 [pid 16593] set_robust_list(0x7f1ab25529e0, 24 [pid 16592] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16591] <... setpgid resumed>) = 0 [pid 16589] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16593] <... set_robust_list resumed>) = 0 [pid 16592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16589] <... futex resumed>) = 0 [pid 16593] mkdirat(AT_FDCWD, "./file0", 000 [pid 16592] dup(4 [pid 16591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16593] <... mkdirat resumed>) = 0 [pid 16592] <... dup resumed>) = 5 [pid 16593] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16592] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] <... openat resumed>) = 3 [pid 16593] <... futex resumed>) = 1 [pid 16592] <... futex resumed>) = 1 [pid 16591] write(3, "1000", 4 [pid 16590] <... futex resumed>) = 0 [pid 16589] <... futex resumed>) = 0 [pid 16593] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16592] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16590] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16589] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] <... write resumed>) = 4 [pid 16593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16591] close(3 [pid 16590] <... futex resumed>) = 0 [pid 16589] <... futex resumed>) = 0 [pid 16593] pipe2( [pid 16592] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16591] <... close resumed>) = 0 [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16593] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16593] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16593] <... futex resumed>) = 1 [pid 16591] <... mmap resumed>) = 0x7f1ab2532000 [pid 16590] <... futex resumed>) = 0 [pid 16593] dup(4 [pid 16591] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16590] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16593] <... dup resumed>) = 5 [pid 16592] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16591] <... mprotect resumed>) = 0 [pid 16590] <... futex resumed>) = 0 [pid 16593] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16592] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16593] <... futex resumed>) = 0 [pid 16592] <... futex resumed>) = 1 [pid 16591] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16589] <... futex resumed>) = 0 [pid 16593] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16592] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16590] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16589] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16591] <... clone resumed>, parent_tid=[16594], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16594 [pid 16590] <... futex resumed>) = 0 [pid 16589] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16594 attached [pid 16593] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16592] write(5, NULL, 1840702809 [pid 16591] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16589] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16594] set_robust_list(0x7f1ab25529e0, 24 [pid 16591] <... futex resumed>) = 0 [pid 16594] <... set_robust_list resumed>) = 0 [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16594] mkdirat(AT_FDCWD, "./file0", 000 [pid 16592] <... write resumed>) = -1 EFAULT (Bad address) [pid 16594] <... mkdirat resumed>) = 0 [pid 16592] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16594] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16592] <... futex resumed>) = 1 [pid 16589] <... futex resumed>) = 0 [pid 16594] <... futex resumed>) = 1 [pid 16591] <... futex resumed>) = 0 [pid 16594] pipe2( [pid 16591] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16594] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16591] <... futex resumed>) = 0 [pid 16594] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16594] <... futex resumed>) = 0 [pid 16592] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16589] exit_group(0 [pid 16594] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16593] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16592] <... futex resumed>) = ? [pid 16591] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16589] <... exit_group resumed>) = ? [pid 16594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16593] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16592] +++ exited with 0 +++ [pid 16591] <... futex resumed>) = 0 [pid 16594] dup(4 [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16589] +++ exited with 0 +++ [pid 16590] <... futex resumed>) = 0 [pid 16593] <... futex resumed>) = 1 [pid 16594] <... dup resumed>) = 5 [pid 16590] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16594] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16593] write(5, NULL, 1840702809 [pid 16590] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16589, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16594] <... futex resumed>) = 1 [pid 16593] <... write resumed>) = -1 EFAULT (Bad address) [pid 16591] <... futex resumed>) = 0 [pid 16590] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16594] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16593] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... restart_syscall resumed>) = 0 [pid 16594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16593] <... futex resumed>) = 0 [pid 16591] <... futex resumed>) = 0 [pid 16590] exit_group(0 [pid 16594] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16590] <... exit_group resumed>) = ? [pid 3618] umount2("./1751", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1751", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1751/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16593] +++ exited with 0 +++ [pid 16590] +++ exited with 0 +++ [pid 3618] lstat("./1751/binderfs", [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16590, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1751/binderfs") = 0 [pid 3616] umount2("./1702", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16594] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1751/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16594] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16591] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1702", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1751/file0", [pid 16594] <... futex resumed>) = 1 [pid 16591] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16594] write(5, NULL, 1840702809 [pid 16591] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] fstat(3, [pid 16594] <... write resumed>) = -1 EFAULT (Bad address) [pid 16591] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1751/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16594] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 16594] <... futex resumed>) = 0 [pid 16591] exit_group(0 [pid 3618] openat(AT_FDCWD, "./1751/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16591] <... exit_group resumed>) = ? [pid 3618] <... openat resumed>) = 4 [pid 3616] umount2("./1702/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16594] +++ exited with 0 +++ [pid 16591] +++ exited with 0 +++ [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] lstat("./1702/binderfs", [pid 3618] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] unlink("./1702/binderfs" [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16591, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] getdents64(4, [pid 3616] <... unlink resumed>) = 0 [pid 3615] umount2("./1668", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1702/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] close(4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1668", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... close resumed>) = 0 [pid 3616] lstat("./1702/file0", [pid 3615] <... openat resumed>) = 3 [pid 3618] rmdir("./1751/file0" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1702/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1702/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1668/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] close(3 [pid 3616] <... openat resumed>) = 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] fstat(4, [pid 3615] lstat("./1668/binderfs", [pid 3618] rmdir("./1751" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] unlink("./1668/binderfs" [pid 3618] mkdir("./1752", 0777 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] <... unlink resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1668/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16595 attached [pid 3616] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16595] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16595 [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1668/file0", [pid 16595] <... set_robust_list resumed>) = 0 [pid 3616] rmdir("./1702/file0" [pid 16595] chdir("./1752" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16595] <... chdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] umount2("./1668/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16595] <... prctl resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] openat(AT_FDCWD, "./1668/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16595] setpgid(0, 0 [pid 3616] close(3 [pid 3615] <... openat resumed>) = 4 [pid 16595] <... setpgid resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] fstat(4, [pid 16595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] rmdir("./1702" [pid 16595] <... openat resumed>) = 3 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16595] write(3, "1000", 4 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] getdents64(4, [pid 16595] <... write resumed>) = 4 [pid 3616] mkdir("./1703", 0777 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16595] close(3 [pid 3615] getdents64(4, [pid 16595] <... close resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16595] symlink("/dev/binderfs", "./binderfs" [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] close(4) = 0 [pid 3615] rmdir("./1668/file0"./strace-static-x86_64: Process 16596 attached [pid 16595] <... symlink resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16596 [pid 3615] <... rmdir resumed>) = 0 [pid 16596] set_robust_list(0x5555560b95e0, 24 [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16596] <... set_robust_list resumed>) = 0 [pid 16595] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16596] chdir("./1703" [pid 16595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] close(3 [pid 16596] <... chdir resumed>) = 0 [pid 16595] <... mmap resumed>) = 0x7f1ab2532000 [pid 16596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16595] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... close resumed>) = 0 [pid 16596] <... prctl resumed>) = 0 [pid 16595] <... mprotect resumed>) = 0 [pid 3615] rmdir("./1668" [pid 16596] setpgid(0, 0 [pid 16595] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16596] <... setpgid resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16595] <... clone resumed>, parent_tid=[16597], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16597 [pid 3615] mkdir("./1669", 0777./strace-static-x86_64: Process 16597 attached [pid 16596] <... openat resumed>) = 3 [pid 16595] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16596] write(3, "1000", 4 [pid 16595] <... futex resumed>) = 0 [pid 16596] <... write resumed>) = 4 [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 16596] close(3) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16596] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16598 [pid 16597] set_robust_list(0x7f1ab25529e0, 24 [pid 16596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16596] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16597] <... set_robust_list resumed>) = 0 [pid 16596] <... mprotect resumed>) = 0 [pid 16596] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16599 attached ./strace-static-x86_64: Process 16598 attached [pid 16597] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16596] <... clone resumed>, parent_tid=[16599], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16599 [pid 16598] set_robust_list(0x5555560b95e0, 24 [pid 16599] set_robust_list(0x7f1ab25529e0, 24 [pid 16597] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16596] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16598] <... set_robust_list resumed>) = 0 [pid 16598] chdir("./1669") = 0 [pid 16597] <... futex resumed>) = 1 [pid 16595] <... futex resumed>) = 0 [pid 16598] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16597] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16595] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... prctl resumed>) = 0 [pid 16597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16595] <... futex resumed>) = 0 [pid 16598] setpgid(0, 0 [pid 16597] pipe2( [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16598] <... setpgid resumed>) = 0 [pid 16598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16597] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16599] <... set_robust_list resumed>) = 0 [pid 16598] <... openat resumed>) = 3 [pid 16597] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] write(3, "1000", 4 [pid 16597] <... futex resumed>) = 1 [pid 16595] <... futex resumed>) = 0 [pid 16598] <... write resumed>) = 4 [pid 16597] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16595] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] mkdirat(AT_FDCWD, "./file0", 000 [pid 16598] close(3 [pid 16597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16595] <... futex resumed>) = 0 [pid 16598] <... close resumed>) = 0 [pid 16597] dup(4 [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16598] symlink("/dev/binderfs", "./binderfs" [pid 16597] <... dup resumed>) = 5 [pid 16598] <... symlink resumed>) = 0 [pid 16597] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] <... mkdirat resumed>) = 0 [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16597] <... futex resumed>) = 1 [pid 16595] <... futex resumed>) = 0 [pid 16599] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... futex resumed>) = 0 [pid 16597] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16595] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] <... futex resumed>) = 1 [pid 16598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16596] <... futex resumed>) = 0 [pid 16595] <... futex resumed>) = 0 [pid 16599] pipe2( [pid 16598] <... mmap resumed>) = 0x7f1ab2532000 [pid 16597] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16596] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16598] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16596] <... futex resumed>) = 0 [pid 16598] <... mprotect resumed>) = 0 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16598] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16600], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16600 [pid 16598] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16600 attached [pid 16600] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16600] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16600] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... futex resumed>) = 0 [pid 16598] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16600] <... futex resumed>) = 1 [pid 16600] pipe2([3, 4], 0) = 0 [pid 16600] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... futex resumed>) = 0 [pid 16598] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16600] <... futex resumed>) = 1 [pid 16600] dup(4) = 5 [pid 16600] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... futex resumed>) = 0 [pid 16598] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16600] <... futex resumed>) = 1 [pid 16600] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16599] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16599] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16596] <... futex resumed>) = 0 [pid 16599] dup(4 [pid 16596] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] <... dup resumed>) = 5 [pid 16596] <... futex resumed>) = 0 [pid 16599] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16599] <... futex resumed>) = 0 [pid 16596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16599] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16596] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16597] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16596] <... futex resumed>) = 0 [pid 16599] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16597] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16597] <... futex resumed>) = 1 [pid 16595] <... futex resumed>) = 0 [pid 16595] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16597] write(5, NULL, 1840702809 [pid 16595] <... futex resumed>) = 0 [pid 16597] <... write resumed>) = -1 EFAULT (Bad address) [pid 16595] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16597] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16597] <... futex resumed>) = 0 [pid 16595] exit_group(0) = ? [pid 16597] +++ exited with 0 +++ [pid 16595] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16595, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] umount2("./1752", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1752", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16600] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1752/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16600] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16599] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16600] <... futex resumed>) = 1 [pid 16599] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] <... futex resumed>) = 0 [pid 3618] lstat("./1752/binderfs", [pid 16600] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16599] <... futex resumed>) = 1 [pid 16598] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16596] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16599] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16598] <... futex resumed>) = 0 [pid 16596] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1752/binderfs" [pid 16600] write(5, NULL, 1840702809 [pid 16599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16598] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16596] <... futex resumed>) = 0 [pid 16596] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16600] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... unlink resumed>) = 0 [pid 16599] write(5, NULL, 1840702809 [pid 16600] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1752/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16600] <... futex resumed>) = 1 [pid 16599] <... write resumed>) = -1 EFAULT (Bad address) [pid 16598] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16600] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16599] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16598] exit_group(0 [pid 3618] lstat("./1752/file0", [pid 16600] <... futex resumed>) = ? [pid 16599] <... futex resumed>) = 1 [pid 16598] <... exit_group resumed>) = ? [pid 16596] <... futex resumed>) = 0 [pid 16600] +++ exited with 0 +++ [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16599] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16598] +++ exited with 0 +++ [pid 16596] exit_group(0 [pid 3618] umount2("./1752/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16599] <... futex resumed>) = ? [pid 16596] <... exit_group resumed>) = ? [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16598, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16599] +++ exited with 0 +++ [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./1669", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16596] +++ exited with 0 +++ [pid 3615] openat(AT_FDCWD, "./1669", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] openat(AT_FDCWD, "./1752/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 4 [pid 3615] fstat(3, [pid 3618] fstat(4, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16596, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 3618] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] umount2("./1703", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1669/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1703", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] lstat("./1669/binderfs", [pid 3618] close(4 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] fstat(3, [pid 3615] unlink("./1669/binderfs" [pid 3618] rmdir("./1752/file0" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1669/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1703/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] lstat("./1703/binderfs", [pid 3618] rmdir("./1752" [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./1669/file0", [pid 3618] <... rmdir resumed>) = 0 [pid 3616] unlink("./1703/binderfs" [pid 3618] mkdir("./1753", 0777 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] umount2("./1703/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1669/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16601 attached [pid 3616] lstat("./1703/file0", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16601] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16601 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1669/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16601] <... set_robust_list resumed>) = 0 [pid 3616] umount2("./1703/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... openat resumed>) = 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] fstat(4, [pid 16601] chdir("./1753" [pid 3616] openat(AT_FDCWD, "./1703/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16601] <... chdir resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] getdents64(4, [pid 16601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16601] <... prctl resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 16601] setpgid(0, 0 [pid 3616] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16601] <... setpgid resumed>) = 0 [pid 3615] close(4 [pid 3616] getdents64(4, [pid 3615] <... close resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] rmdir("./1669/file0" [pid 16601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] close(4 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 16601] <... openat resumed>) = 3 [pid 3616] rmdir("./1703/file0" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1669" [pid 16601] write(3, "1000", 4 [pid 3616] <... rmdir resumed>) = 0 [pid 16601] <... write resumed>) = 4 [pid 3616] getdents64(3, [pid 3615] <... rmdir resumed>) = 0 [pid 16601] close(3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16601] <... close resumed>) = 0 [pid 3616] close(3 [pid 3615] mkdir("./1670", 0777 [pid 16601] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... close resumed>) = 0 [pid 16601] <... symlink resumed>) = 0 [pid 3616] rmdir("./1703" [pid 3615] <... mkdir resumed>) = 0 [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16601] <... futex resumed>) = 0 [pid 3616] mkdir("./1704", 0777./strace-static-x86_64: Process 16602 attached [pid 16601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16602] set_robust_list(0x5555560b95e0, 24 [pid 16601] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16602 [pid 16602] <... set_robust_list resumed>) = 0 [pid 16601] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16602] chdir("./1670" [pid 16601] <... mprotect resumed>) = 0 [pid 16602] <... chdir resumed>) = 0 [pid 16602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16602] setpgid(0, 0) = 0 [pid 16601] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16603 [pid 16602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 16604 attached ./strace-static-x86_64: Process 16603 attached ) = 3 [pid 16601] <... clone resumed>, parent_tid=[16604], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16604 [pid 16602] write(3, "1000", 4 [pid 16601] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] set_robust_list(0x7f1ab25529e0, 24 [pid 16602] <... write resumed>) = 4 [pid 16601] <... futex resumed>) = 0 [pid 16602] close(3 [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16604] <... set_robust_list resumed>) = 0 [pid 16602] <... close resumed>) = 0 [pid 16602] symlink("/dev/binderfs", "./binderfs" [pid 16604] mkdirat(AT_FDCWD, "./file0", 000 [pid 16603] set_robust_list(0x5555560b95e0, 24 [pid 16602] <... symlink resumed>) = 0 [pid 16604] <... mkdirat resumed>) = 0 [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16602] <... futex resumed>) = 0 [pid 16602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16601] <... futex resumed>) = 0 [pid 16604] <... futex resumed>) = 1 [pid 16602] <... mmap resumed>) = 0x7f1ab2532000 [pid 16601] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] pipe2( [pid 16602] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16601] <... futex resumed>) = 0 [pid 16603] <... set_robust_list resumed>) = 0 [pid 16602] <... mprotect resumed>) = 0 [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16604] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16603] chdir("./1704" [pid 16602] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16604] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16603] <... chdir resumed>) = 0 [pid 16604] <... futex resumed>) = 1 [pid 16603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16602] <... clone resumed>, parent_tid=[16605], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16605 [pid 16601] <... futex resumed>) = 0 [pid 16604] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16603] <... prctl resumed>) = 0 [pid 16602] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16601] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16602] <... futex resumed>) = 0 [pid 16601] <... futex resumed>) = 0 [pid 16603] setpgid(0, 0 [pid 16604] dup(4 [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16604] <... dup resumed>) = 5 [pid 16603] <... setpgid resumed>) = 0 [pid 16604] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16601] <... futex resumed>) = 0 [pid 16604] <... futex resumed>) = 1 [pid 16603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16601] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16601] <... futex resumed>) = 0 [pid 16603] <... openat resumed>) = 3 [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16605 attached [pid 16605] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16605] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16605] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16603] write(3, "1000", 4 [pid 16602] <... futex resumed>) = 0 [pid 16605] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16602] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16603] <... write resumed>) = 4 [pid 16605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16602] <... futex resumed>) = 0 [pid 16605] pipe2( [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16605] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16605] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16602] <... futex resumed>) = 0 [pid 16605] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16602] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16602] <... futex resumed>) = 0 [pid 16605] dup(4 [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16605] <... dup resumed>) = 5 [pid 16605] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16602] <... futex resumed>) = 0 [pid 16605] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16602] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16602] <... futex resumed>) = 0 [pid 16605] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16603] close(3) = 0 [pid 16603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16603] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16603] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16606], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16606 [pid 16603] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16606 attached [pid 16606] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16606] mkdirat(AT_FDCWD, "./file0", 000 [pid 16604] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16604] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16601] <... futex resumed>) = 0 [pid 16601] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] write(5, NULL, 1840702809 [pid 16601] <... futex resumed>) = 0 [pid 16606] <... mkdirat resumed>) = 0 [pid 16604] <... write resumed>) = -1 EFAULT (Bad address) [pid 16601] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16606] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16603] <... futex resumed>) = 0 [pid 16603] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16605] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16606] <... futex resumed>) = 1 [pid 16604] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16606] pipe2( [pid 16605] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16604] <... futex resumed>) = 1 [pid 16601] <... futex resumed>) = 0 [pid 16606] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16605] <... futex resumed>) = 1 [pid 16602] <... futex resumed>) = 0 [pid 16601] exit_group(0 [pid 16606] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16605] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16602] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16601] <... exit_group resumed>) = ? [pid 16606] <... futex resumed>) = 1 [pid 16605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16604] +++ exited with 0 +++ [pid 16603] <... futex resumed>) = 0 [pid 16602] <... futex resumed>) = 0 [pid 16606] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16603] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16602] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16605] write(5, NULL, 1840702809 [pid 16603] <... futex resumed>) = 0 [pid 16601] +++ exited with 0 +++ [pid 16606] dup(4 [pid 16605] <... write resumed>) = -1 EFAULT (Bad address) [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16601, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16606] <... dup resumed>) = 5 [pid 16605] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16606] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16605] <... futex resumed>) = 1 [pid 16602] <... futex resumed>) = 0 [pid 16606] <... futex resumed>) = 1 [pid 16605] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16603] <... futex resumed>) = 0 [pid 16606] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16603] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16602] exit_group(0 [pid 16606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16605] <... futex resumed>) = ? [pid 16603] <... futex resumed>) = 0 [pid 16602] <... exit_group resumed>) = ? [pid 16606] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16605] +++ exited with 0 +++ [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16602] +++ exited with 0 +++ [pid 3618] umount2("./1753", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16602, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1753", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1753/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1753/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1753/binderfs") = 0 [pid 3618] umount2("./1753/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1753/file0", [pid 3615] umount2("./1670", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1753/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1753/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] rmdir("./1753/file0") = 0 [pid 3615] openat(AT_FDCWD, "./1670", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16606] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(3, [pid 16606] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16606] <... futex resumed>) = 1 [pid 16603] <... futex resumed>) = 0 [pid 3618] close(3 [pid 3615] fstat(3, [pid 16606] write(5, NULL, 1840702809 [pid 16603] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16606] <... write resumed>) = -1 EFAULT (Bad address) [pid 16603] <... futex resumed>) = 0 [pid 3618] rmdir("./1753" [pid 3615] getdents64(3, [pid 16606] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16603] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16606] <... futex resumed>) = 0 [pid 16603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... rmdir resumed>) = 0 [pid 3615] umount2("./1670/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16606] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16603] exit_group(0 [pid 3618] mkdir("./1754", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16606] <... futex resumed>) = ? [pid 16603] <... exit_group resumed>) = ? [pid 3615] lstat("./1670/binderfs", [pid 16606] +++ exited with 0 +++ [pid 16603] +++ exited with 0 +++ [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16603, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] unlink("./1670/binderfs") = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16607 [pid 3615] umount2("./1670/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1704", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1670/file0", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1704", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1670/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(3, [pid 3615] openat(AT_FDCWD, "./1670/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 3616] getdents64(3, [pid 3615] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1704/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 16607 attached [pid 3616] lstat("./1704/binderfs", [pid 3615] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] unlink("./1704/binderfs" [pid 3615] close(4) = 0 [pid 3615] rmdir("./1670/file0" [pid 16607] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... unlink resumed>) = 0 [pid 16607] <... set_robust_list resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] umount2("./1704/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] lstat("./1704/file0", [pid 3615] close(3 [pid 16607] chdir("./1754" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 16607] <... chdir resumed>) = 0 [pid 3616] umount2("./1704/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1670" [pid 16607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 16607] <... prctl resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1704/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] mkdir("./1671", 0777 [pid 16607] setpgid(0, 0 [pid 3616] <... openat resumed>) = 4 [pid 16607] <... setpgid resumed>) = 0 [pid 3616] fstat(4, [pid 16607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16607] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16607] write(3, "1000", 4 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16607] <... write resumed>) = 4 [pid 3616] getdents64(4, [pid 16607] close(3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16607] <... close resumed>) = 0 [pid 3616] close(4 [pid 16607] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... close resumed>) = 0 ./strace-static-x86_64: Process 16608 attached [pid 16607] <... symlink resumed>) = 0 [pid 3616] rmdir("./1704/file0" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16608 [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16607] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16607] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] close(3 [pid 16607] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... close resumed>) = 0 [pid 16607] <... mprotect resumed>) = 0 [pid 3616] rmdir("./1704" [pid 16608] set_robust_list(0x5555560b95e0, 24 [pid 16607] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 16609 attached [pid 16608] <... set_robust_list resumed>) = 0 [pid 3616] mkdir("./1705", 0777 [pid 16609] set_robust_list(0x7f1ab25529e0, 24 [pid 16607] <... clone resumed>, parent_tid=[16609], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16609 [pid 3616] <... mkdir resumed>) = 0 [pid 16609] <... set_robust_list resumed>) = 0 [pid 16608] chdir("./1671" [pid 16607] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16609] mkdirat(AT_FDCWD, "./file0", 000 [pid 16608] <... chdir resumed>) = 0 [pid 16607] <... futex resumed>) = 0 [pid 16608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16610 ./strace-static-x86_64: Process 16610 attached [pid 16609] <... mkdirat resumed>) = 0 [pid 16610] set_robust_list(0x5555560b95e0, 24 [pid 16609] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16608] <... prctl resumed>) = 0 [pid 16610] <... set_robust_list resumed>) = 0 [pid 16609] <... futex resumed>) = 1 [pid 16607] <... futex resumed>) = 0 [pid 16610] chdir("./1705" [pid 16609] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16608] setpgid(0, 0 [pid 16607] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] <... chdir resumed>) = 0 [pid 16609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16608] <... setpgid resumed>) = 0 [pid 16607] <... futex resumed>) = 0 [pid 16610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16609] pipe2( [pid 16608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16610] <... prctl resumed>) = 0 [pid 16609] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16610] setpgid(0, 0 [pid 16609] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16608] <... openat resumed>) = 3 [pid 16610] <... setpgid resumed>) = 0 [pid 16609] <... futex resumed>) = 1 [pid 16608] write(3, "1000", 4 [pid 16607] <... futex resumed>) = 0 [pid 16610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16609] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16608] <... write resumed>) = 4 [pid 16607] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] <... openat resumed>) = 3 [pid 16609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16608] close(3 [pid 16607] <... futex resumed>) = 0 [pid 16610] write(3, "1000", 4 [pid 16609] dup(4 [pid 16608] <... close resumed>) = 0 [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16610] <... write resumed>) = 4 [pid 16609] <... dup resumed>) = 5 [pid 16608] symlink("/dev/binderfs", "./binderfs" [pid 16610] close(3 [pid 16609] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] <... close resumed>) = 0 [pid 16609] <... futex resumed>) = 1 [pid 16608] <... symlink resumed>) = 0 [pid 16607] <... futex resumed>) = 0 [pid 16610] symlink("/dev/binderfs", "./binderfs" [pid 16609] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16607] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] <... symlink resumed>) = 0 [pid 16609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16608] <... futex resumed>) = 0 [pid 16607] <... futex resumed>) = 0 [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16609] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16610] <... futex resumed>) = 0 [pid 16608] <... mmap resumed>) = 0x7f1ab2532000 [pid 16610] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16608] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16610] <... mmap resumed>) = 0x7f1ab2532000 [pid 16608] <... mprotect resumed>) = 0 [pid 16610] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16608] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16610] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 16611 attached [pid 16608] <... clone resumed>, parent_tid=[16611], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16611 [pid 16610] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16608] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16611] set_robust_list(0x7f1ab25529e0, 24 [pid 16608] <... futex resumed>) = 0 [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16611] <... set_robust_list resumed>) = 0 [pid 16610] <... clone resumed>, parent_tid=[16612], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16612 [pid 16609] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16611] mkdirat(AT_FDCWD, "./file0", 000 [pid 16610] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16609] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] <... futex resumed>) = 0 [pid 16609] <... futex resumed>) = 1 [pid 16607] <... futex resumed>) = 0 [pid 16611] <... mkdirat resumed>) = 0 [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16609] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16607] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16611] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16607] <... futex resumed>) = 0 [pid 16611] <... futex resumed>) = 1 [pid 16609] write(5, NULL, 1840702809 [pid 16608] <... futex resumed>) = 0 [pid 16607] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16611] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16609] <... write resumed>) = -1 EFAULT (Bad address) [pid 16608] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16609] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16608] <... futex resumed>) = 0 [pid 16611] pipe2( [pid 16609] <... futex resumed>) = 1 [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16607] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16612 attached [pid 16611] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16609] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16607] exit_group(0 [pid 16612] set_robust_list(0x7f1ab25529e0, 24 [pid 16611] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16609] <... futex resumed>) = ? [pid 16607] <... exit_group resumed>) = ? [pid 16612] <... set_robust_list resumed>) = 0 [pid 16611] <... futex resumed>) = 1 [pid 16608] <... futex resumed>) = 0 [pid 16612] mkdirat(AT_FDCWD, "./file0", 000 [pid 16611] dup(4 [pid 16608] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16611] <... dup resumed>) = 5 [pid 16609] +++ exited with 0 +++ [pid 16607] +++ exited with 0 +++ [pid 16612] <... mkdirat resumed>) = 0 [pid 16611] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16612] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16611] <... futex resumed>) = 1 [pid 16608] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16607, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16612] <... futex resumed>) = 1 [pid 16611] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16610] <... futex resumed>) = 0 [pid 16608] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16612] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16610] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16608] <... futex resumed>) = 0 [pid 16612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16611] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16610] <... futex resumed>) = 0 [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1754", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16612] pipe2( [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16612] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] openat(AT_FDCWD, "./1754", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16612] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 3 [pid 16612] <... futex resumed>) = 1 [pid 16610] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16612] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16610] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16610] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16612] dup(4 [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16612] <... dup resumed>) = 5 [pid 3618] umount2("./1754/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16612] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16612] <... futex resumed>) = 1 [pid 16611] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16610] <... futex resumed>) = 0 [pid 3618] lstat("./1754/binderfs", [pid 16612] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16611] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16610] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16611] <... futex resumed>) = 1 [pid 16610] <... futex resumed>) = 0 [pid 16608] <... futex resumed>) = 0 [pid 3618] unlink("./1754/binderfs" [pid 16612] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16611] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16608] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16608] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16611] write(5, NULL, 1840702809 [pid 16608] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1754/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16611] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16611] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1754/file0", [pid 16611] <... futex resumed>) = 1 [pid 16608] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16611] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16608] exit_group(0 [pid 3618] umount2("./1754/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16611] <... futex resumed>) = ? [pid 16608] <... exit_group resumed>) = ? [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16611] +++ exited with 0 +++ [pid 16608] +++ exited with 0 +++ [pid 3618] openat(AT_FDCWD, "./1754/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1754/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1754") = 0 [pid 3618] mkdir("./1755", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16608, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16613 ./strace-static-x86_64: Process 16613 attached [pid 16613] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16612] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16612] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16613] chdir("./1755") = 0 [pid 16613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16612] <... futex resumed>) = 1 [pid 16610] <... futex resumed>) = 0 [pid 16610] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16612] write(5, NULL, 1840702809 [pid 16610] <... futex resumed>) = 0 [pid 16610] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16613] <... prctl resumed>) = 0 [pid 16612] <... write resumed>) = -1 EFAULT (Bad address) [pid 16613] setpgid(0, 0 [pid 16612] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1671", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16612] <... futex resumed>) = 1 [pid 16610] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1671", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16610] exit_group(0) = ? [pid 3615] <... openat resumed>) = 3 [pid 16613] <... setpgid resumed>) = 0 [pid 16612] +++ exited with 0 +++ [pid 3615] fstat(3, [pid 16610] +++ exited with 0 +++ [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16610, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] getdents64(3, [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1705", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1671/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1705", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 3 [pid 3616] fstat(3, [pid 3615] lstat("./1671/binderfs", [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16613] <... openat resumed>) = 3 [pid 3616] umount2("./1705/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] unlink("./1671/binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1705/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16613] write(3, "1000", 4 [pid 3616] unlink("./1705/binderfs" [pid 3615] umount2("./1671/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 16613] <... write resumed>) = 4 [pid 3616] umount2("./1705/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1671/file0", [pid 16613] close(3 [pid 3616] lstat("./1705/file0", [pid 16613] <... close resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16613] symlink("/dev/binderfs", "./binderfs" [pid 3616] umount2("./1705/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1671/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16613] <... symlink resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1705/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16613] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3615] openat(AT_FDCWD, "./1671/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] fstat(4, [pid 16613] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16613] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] getdents64(4, [pid 3615] fstat(4, [pid 16613] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16613] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3616] close(4 [pid 16613] <... clone resumed>, parent_tid=[16614], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16614 [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16613] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1705/file0" [pid 3615] getdents64(4, ./strace-static-x86_64: Process 16614 attached [pid 16613] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 3615] close(4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 3615] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] rmdir("./1671/file0" [pid 3616] rmdir("./1705") = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1706", 0777 [pid 3615] getdents64(3, [pid 16614] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16614] <... set_robust_list resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] close(3 [pid 16614] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... close resumed>) = 0 [pid 16614] <... mkdirat resumed>) = 0 [pid 3615] rmdir("./1671"./strace-static-x86_64: Process 16615 attached [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16615 [pid 16615] set_robust_list(0x5555560b95e0, 24 [pid 16614] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16615] <... set_robust_list resumed>) = 0 [pid 16614] <... futex resumed>) = 1 [pid 16613] <... futex resumed>) = 0 [pid 3615] mkdir("./1672", 0777 [pid 16615] chdir("./1706" [pid 16614] pipe2( [pid 16613] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 16614] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16613] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16615] <... chdir resumed>) = 0 [pid 16614] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16616 attached [pid 16615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16614] <... futex resumed>) = 0 [pid 16613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16616] set_robust_list(0x5555560b95e0, 24 [pid 16614] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16613] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16616 [pid 16616] <... set_robust_list resumed>) = 0 [pid 16615] <... prctl resumed>) = 0 [pid 16614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16613] <... futex resumed>) = 0 [pid 16616] chdir("./1672" [pid 16615] setpgid(0, 0 [pid 16614] dup(4 [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16616] <... chdir resumed>) = 0 [pid 16615] <... setpgid resumed>) = 0 [pid 16614] <... dup resumed>) = 5 [pid 16616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16614] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] <... prctl resumed>) = 0 [pid 16615] <... openat resumed>) = 3 [pid 16614] <... futex resumed>) = 1 [pid 16613] <... futex resumed>) = 0 [pid 16616] setpgid(0, 0 [pid 16615] write(3, "1000", 4 [pid 16614] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16613] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] <... setpgid resumed>) = 0 [pid 16615] <... write resumed>) = 4 [pid 16614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16613] <... futex resumed>) = 0 [pid 16615] close(3) = 0 [pid 16614] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16615] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16615] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16615] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16617], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16617 [pid 16615] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16617 attached [pid 16617] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16617] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16617] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16615] <... futex resumed>) = 0 [pid 16615] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16617] <... futex resumed>) = 1 [pid 16617] pipe2([3, 4], 0) = 0 [pid 16617] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16615] <... futex resumed>) = 0 [pid 16615] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16617] <... futex resumed>) = 1 [pid 16617] dup(4) = 5 [pid 16617] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16615] <... futex resumed>) = 0 [pid 16615] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16617] <... futex resumed>) = 1 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16617] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16616] <... openat resumed>) = 3 [pid 16616] write(3, "1000", 4 [pid 16614] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16616] <... write resumed>) = 4 [pid 16614] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] close(3 [pid 16614] <... futex resumed>) = 1 [pid 16613] <... futex resumed>) = 0 [pid 16616] <... close resumed>) = 0 [pid 16614] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16613] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] symlink("/dev/binderfs", "./binderfs" [pid 16614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16613] <... futex resumed>) = 0 [pid 16616] <... symlink resumed>) = 0 [pid 16614] write(5, NULL, 1840702809 [pid 16613] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16614] <... write resumed>) = -1 EFAULT (Bad address) [pid 16616] <... futex resumed>) = 0 [pid 16614] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16614] <... futex resumed>) = 1 [pid 16613] <... futex resumed>) = 0 [pid 16616] <... mmap resumed>) = 0x7f1ab2532000 [pid 16614] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16613] exit_group(0 [pid 16616] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16614] <... futex resumed>) = ? [pid 16613] <... exit_group resumed>) = ? [pid 16616] <... mprotect resumed>) = 0 [pid 16614] +++ exited with 0 +++ [pid 16616] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16613] +++ exited with 0 +++ ./strace-static-x86_64: Process 16618 attached [pid 16617] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16616] <... clone resumed>, parent_tid=[16618], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16618 [pid 16616] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16613, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16616] <... futex resumed>) = 0 [pid 3618] umount2("./1755", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16618] set_robust_list(0x7f1ab25529e0, 24 [pid 16617] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1755", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16618] <... set_robust_list resumed>) = 0 [pid 16617] <... futex resumed>) = 1 [pid 16615] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16618] mkdirat(AT_FDCWD, "./file0", 000 [pid 16617] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16615] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16618] <... mkdirat resumed>) = 0 [pid 16617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16615] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16618] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16617] write(5, NULL, 1840702809 [pid 16615] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16618] <... futex resumed>) = 1 [pid 16617] <... write resumed>) = -1 EFAULT (Bad address) [pid 16616] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16618] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16617] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16616] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1755/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16617] <... futex resumed>) = 1 [pid 16616] <... futex resumed>) = 0 [pid 16615] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16618] pipe2( [pid 16617] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16615] exit_group(0 [pid 3618] lstat("./1755/binderfs", [pid 16618] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16617] <... futex resumed>) = ? [pid 16615] <... exit_group resumed>) = ? [pid 16618] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16617] +++ exited with 0 +++ [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16618] <... futex resumed>) = 1 [pid 16618] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16615] +++ exited with 0 +++ [pid 16616] <... futex resumed>) = 0 [pid 3618] unlink("./1755/binderfs" [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16615, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16616] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16618] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16618] dup(4 [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1755/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16618] <... dup resumed>) = 5 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16618] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1755/file0", [pid 16618] <... futex resumed>) = 1 [pid 16616] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16616] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16618] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16616] <... futex resumed>) = 0 [pid 3618] umount2("./1755/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1755/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3616] umount2("./1706", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1755/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1755") = 0 [pid 3618] mkdir("./1756", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16619 [pid 3616] openat(AT_FDCWD, "./1706", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16618] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16619 attached [pid 16618] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16619] set_robust_list(0x5555560b95e0, 24 [pid 16618] <... futex resumed>) = 1 [pid 16616] <... futex resumed>) = 0 [pid 16619] <... set_robust_list resumed>) = 0 [pid 16618] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16616] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16619] chdir("./1756" [pid 16618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16616] <... futex resumed>) = 0 [pid 3616] umount2("./1706/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16619] <... chdir resumed>) = 0 [pid 16618] write(5, NULL, 1840702809 [pid 16616] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16618] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] lstat("./1706/binderfs", [pid 16619] <... prctl resumed>) = 0 [pid 16618] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16619] setpgid(0, 0 [pid 16618] <... futex resumed>) = 1 [pid 16616] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16619] <... setpgid resumed>) = 0 [pid 16618] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16616] exit_group(0 [pid 3616] unlink("./1706/binderfs" [pid 16619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16618] <... futex resumed>) = ? [pid 16616] <... exit_group resumed>) = ? [pid 3616] <... unlink resumed>) = 0 [pid 3616] umount2("./1706/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16618] +++ exited with 0 +++ [pid 16616] +++ exited with 0 +++ [pid 16619] <... openat resumed>) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16619] write(3, "1000", 4 [pid 3616] lstat("./1706/file0", [pid 16619] <... write resumed>) = 4 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16616, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16619] close(3 [pid 3616] umount2("./1706/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16619] <... close resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16619] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... restart_syscall resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1706/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16619] <... symlink resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16619] <... futex resumed>) = 0 [pid 16619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1672", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16619] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(4, [pid 16619] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16619] <... mprotect resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] openat(AT_FDCWD, "./1672", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16619] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16620 attached [pid 3616] close(4 [pid 3615] fstat(3, [pid 16620] set_robust_list(0x7f1ab25529e0, 24 [pid 16619] <... clone resumed>, parent_tid=[16620], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16620 [pid 3616] <... close resumed>) = 0 [pid 16620] <... set_robust_list resumed>) = 0 [pid 16619] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1706/file0" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16620] mkdirat(AT_FDCWD, "./file0", 000 [pid 16619] <... futex resumed>) = 0 [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 16620] <... mkdirat resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16620] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] umount2("./1672/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16620] <... futex resumed>) = 1 [pid 16619] <... futex resumed>) = 0 [pid 3616] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16620] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16619] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 3615] lstat("./1672/binderfs", [pid 16620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16619] <... futex resumed>) = 0 [pid 3616] rmdir("./1706" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./1672/binderfs" [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3616] mkdir("./1707", 0777 [pid 3615] umount2("./1672/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1672/file0", [pid 16620] pipe2( [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] umount2("./1672/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1672/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 16620] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16621 [pid 3615] fstat(4, [pid 16620] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16620] <... futex resumed>) = 1 [pid 16619] <... futex resumed>) = 0 [pid 3615] getdents64(4, [pid 16620] dup(4 [pid 16619] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16620] <... dup resumed>) = 5 [pid 16619] <... futex resumed>) = 0 [pid 3615] getdents64(4, [pid 16620] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16620] <... futex resumed>) = 0 [pid 16619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] close(4 [pid 16620] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16619] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 ./strace-static-x86_64: Process 16621 attached [pid 16620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16619] <... futex resumed>) = 0 [pid 3615] rmdir("./1672/file0" [pid 16621] set_robust_list(0x5555560b95e0, 24 [pid 16620] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16621] <... set_robust_list resumed>) = 0 [pid 3615] getdents64(3, [pid 16621] chdir("./1707" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16621] <... chdir resumed>) = 0 [pid 3615] close(3 [pid 16621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... close resumed>) = 0 [pid 16621] <... prctl resumed>) = 0 [pid 3615] rmdir("./1672" [pid 16621] setpgid(0, 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16621] <... setpgid resumed>) = 0 [pid 3615] mkdir("./1673", 0777 [pid 16621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... mkdir resumed>) = 0 [pid 16621] <... openat resumed>) = 3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16621] write(3, "1000", 4) = 4 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16622 [pid 16621] close(3) = 0 [pid 16621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16621] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16621] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16623], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16623 [pid 16621] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16622 attached [pid 16622] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16622] chdir("./1673") = 0 [pid 16622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16622] setpgid(0, 0) = 0 [pid 16622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 16623 attached [pid 16622] write(3, "1000", 4) = 4 [pid 16622] close(3) = 0 [pid 16622] symlink("/dev/binderfs", "./binderfs" [pid 16623] set_robust_list(0x7f1ab25529e0, 24 [pid 16622] <... symlink resumed>) = 0 [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16620] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16622] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16620] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16622] <... mprotect resumed>) = 0 [pid 16623] <... set_robust_list resumed>) = 0 [pid 16622] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16620] <... futex resumed>) = 1 [pid 16619] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16624 attached [pid 16623] mkdirat(AT_FDCWD, "./file0", 000 [pid 16620] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16619] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16622] <... clone resumed>, parent_tid=[16624], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16624 [pid 16620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16619] <... futex resumed>) = 0 [pid 16622] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16623] <... mkdirat resumed>) = 0 [pid 16622] <... futex resumed>) = 0 [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16620] write(5, NULL, 1840702809 [pid 16619] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16620] <... write resumed>) = -1 EFAULT (Bad address) [pid 16623] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16620] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16623] <... futex resumed>) = 1 [pid 16621] <... futex resumed>) = 0 [pid 16620] <... futex resumed>) = 1 [pid 16619] <... futex resumed>) = 0 [pid 16623] pipe2( [pid 16621] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16620] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16619] exit_group(0 [pid 16623] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16621] <... futex resumed>) = 0 [pid 16620] <... futex resumed>) = ? [pid 16619] <... exit_group resumed>) = ? [pid 16623] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16620] +++ exited with 0 +++ [pid 16621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16621] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16619] +++ exited with 0 +++ [pid 16623] <... futex resumed>) = 1 [pid 16621] <... futex resumed>) = 0 [pid 16623] dup(4 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16619, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16623] <... dup resumed>) = 5 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16623] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16623] <... futex resumed>) = 1 [pid 16621] <... futex resumed>) = 0 [pid 16624] set_robust_list(0x7f1ab25529e0, 24 [pid 16623] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16621] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] <... set_robust_list resumed>) = 0 [pid 16623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16621] <... futex resumed>) = 0 [pid 3618] umount2("./1756", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16624] mkdirat(AT_FDCWD, "./file0", 000 [pid 16623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1756", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1756/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1756/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1756/binderfs") = 0 [pid 3618] umount2("./1756/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1756/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1756/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1756/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1756/file0") = 0 [pid 3618] getdents64(3, [pid 16624] <... mkdirat resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16624] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16622] <... futex resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16622] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1756" [pid 16624] pipe2( [pid 16623] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16622] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1757", 0777 [pid 16624] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16623] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16624] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16623] <... futex resumed>) = 1 [pid 16621] <... futex resumed>) = 0 [pid 16624] <... futex resumed>) = 1 [pid 16622] <... futex resumed>) = 0 [pid 16621] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16623] write(5, NULL, 1840702809 [pid 16622] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16621] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16625 [pid 16624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16623] <... write resumed>) = -1 EFAULT (Bad address) [pid 16622] <... futex resumed>) = 0 [pid 16621] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16625 attached [pid 16624] dup(4 [pid 16623] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16624] <... dup resumed>) = 5 [pid 16623] <... futex resumed>) = 0 [pid 16621] exit_group(0 [pid 16625] set_robust_list(0x5555560b95e0, 24 [pid 16624] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16621] <... exit_group resumed>) = ? [pid 16625] <... set_robust_list resumed>) = 0 [pid 16624] <... futex resumed>) = 1 [pid 16623] +++ exited with 0 +++ [pid 16622] <... futex resumed>) = 0 [pid 16621] +++ exited with 0 +++ [pid 16624] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16622] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16622] <... futex resumed>) = 0 [pid 16625] chdir("./1757" [pid 16624] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16621, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16625] <... chdir resumed>) = 0 [pid 16625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16625] <... prctl resumed>) = 0 [pid 16625] setpgid(0, 0) = 0 [pid 16625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... restart_syscall resumed>) = 0 [pid 16625] <... openat resumed>) = 3 [pid 16625] write(3, "1000", 4) = 4 [pid 16625] close(3) = 0 [pid 16625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3616] umount2("./1707", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16625] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16625] <... mprotect resumed>) = 0 [pid 16625] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] openat(AT_FDCWD, "./1707", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16625] <... clone resumed>, parent_tid=[16626], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16626 [pid 3616] <... openat resumed>) = 3 [pid 16625] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, ./strace-static-x86_64: Process 16626 attached [pid 16626] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 16626] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16626] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16625] <... futex resumed>) = 0 [pid 16625] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1707/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16626] <... futex resumed>) = 1 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16626] pipe2( [pid 3616] lstat("./1707/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1707/binderfs" [pid 16626] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16624] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] umount2("./1707/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16626] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16626] <... futex resumed>) = 1 [pid 16625] <... futex resumed>) = 0 [pid 16624] <... futex resumed>) = 1 [pid 16622] <... futex resumed>) = 0 [pid 3616] lstat("./1707/file0", [pid 16626] dup(4 [pid 16625] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] write(5, NULL, 1840702809 [pid 16622] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16626] <... dup resumed>) = 5 [pid 16625] <... futex resumed>) = 0 [pid 16624] <... write resumed>) = -1 EFAULT (Bad address) [pid 16622] <... futex resumed>) = 0 [pid 3616] umount2("./1707/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16626] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16624] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16622] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16626] <... futex resumed>) = 0 [pid 16625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16624] <... futex resumed>) = 0 [pid 16622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] openat(AT_FDCWD, "./1707/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16626] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16625] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16624] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16622] exit_group(0 [pid 16626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16625] <... futex resumed>) = 0 [pid 16624] <... futex resumed>) = ? [pid 16622] <... exit_group resumed>) = ? [pid 3616] <... openat resumed>) = 4 [pid 16626] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16624] +++ exited with 0 +++ [pid 16622] +++ exited with 0 +++ [pid 3616] fstat(4, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16622, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16626] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] close(4 [pid 16626] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16626] <... futex resumed>) = 1 [pid 16625] <... futex resumed>) = 0 [pid 3616] rmdir("./1707/file0" [pid 3615] umount2("./1673", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16626] write(5, NULL, 1840702809 [pid 16625] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16626] <... write resumed>) = -1 EFAULT (Bad address) [pid 16625] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1673", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16626] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16625] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 3615] <... openat resumed>) = 3 [pid 16626] <... futex resumed>) = 0 [pid 16625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] fstat(3, [pid 16626] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16625] exit_group(0 [pid 3616] close(3 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16626] <... futex resumed>) = ? [pid 16625] <... exit_group resumed>) = ? [pid 3616] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 16626] +++ exited with 0 +++ [pid 3616] rmdir("./1707" [pid 16625] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16625, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... rmdir resumed>) = 0 [pid 3615] umount2("./1673/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1708", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] lstat("./1673/binderfs", ./strace-static-x86_64: Process 16627 attached {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16627 [pid 3615] unlink("./1673/binderfs" [pid 16627] set_robust_list(0x5555560b95e0, 24 [pid 3618] umount2("./1757", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16627] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 16627] chdir("./1708" [pid 3618] openat(AT_FDCWD, "./1757", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] umount2("./1673/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... openat resumed>) = 3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16627] <... chdir resumed>) = 0 [pid 3618] fstat(3, [pid 3615] lstat("./1673/file0", [pid 16627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16627] <... prctl resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16627] setpgid(0, 0 [pid 3615] umount2("./1673/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1757/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16627] <... setpgid resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1673/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1757/binderfs", [pid 3615] <... openat resumed>) = 4 [pid 16627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] fstat(4, [pid 3618] unlink("./1757/binderfs" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16627] <... openat resumed>) = 3 [pid 3618] <... unlink resumed>) = 0 [pid 3615] getdents64(4, [pid 16627] write(3, "1000", 4 [pid 3618] umount2("./1757/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16627] <... write resumed>) = 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 16627] close(3 [pid 3618] lstat("./1757/file0", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16627] <... close resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(4 [pid 16627] symlink("/dev/binderfs", "./binderfs" [pid 3618] umount2("./1757/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 16627] <... symlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1673/file0" [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1757/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 16627] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3615] getdents64(3, [pid 16627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16627] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(3 [pid 16627] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(4, [pid 3615] <... close resumed>) = 0 [pid 16627] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] rmdir("./1673" [pid 16627] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(4, [pid 3615] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 16628 attached [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] mkdir("./1674", 0777 [pid 16628] set_robust_list(0x7f1ab25529e0, 24 [pid 16627] <... clone resumed>, parent_tid=[16628], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16628 [pid 3618] close(4 [pid 3615] <... mkdir resumed>) = 0 [pid 16627] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16629 attached [pid 16628] <... set_robust_list resumed>) = 0 [pid 16627] <... futex resumed>) = 0 [pid 3618] rmdir("./1757/file0" [pid 16628] mkdirat(AT_FDCWD, "./file0", 000 [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16629 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1757" [pid 16629] set_robust_list(0x5555560b95e0, 24 [pid 16628] <... mkdirat resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1758", 0777 [pid 16628] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] <... set_robust_list resumed>) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 16628] <... futex resumed>) = 1 [pid 16627] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16630 attached [pid 16629] chdir("./1674" [pid 16628] pipe2( [pid 16627] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16630] set_robust_list(0x5555560b95e0, 24 [pid 16629] <... chdir resumed>) = 0 [pid 16628] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16627] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16630 [pid 16629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16628] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16630] <... set_robust_list resumed>) = 0 [pid 16629] <... prctl resumed>) = 0 [pid 16628] <... futex resumed>) = 0 [pid 16627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16629] setpgid(0, 0 [pid 16628] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16627] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] <... setpgid resumed>) = 0 [pid 16628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16627] <... futex resumed>) = 0 [pid 16628] dup(4 [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16628] <... dup resumed>) = 5 [pid 16628] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] <... openat resumed>) = 3 [pid 16628] <... futex resumed>) = 1 [pid 16627] <... futex resumed>) = 0 [pid 16629] write(3, "1000", 4 [pid 16628] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16627] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16630] chdir("./1758" [pid 16629] <... write resumed>) = 4 [pid 16628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16627] <... futex resumed>) = 0 [pid 16630] <... chdir resumed>) = 0 [pid 16629] close(3 [pid 16628] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16629] <... close resumed>) = 0 [pid 16630] <... prctl resumed>) = 0 [pid 16630] setpgid(0, 0) = 0 [pid 16630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16630] write(3, "1000", 4) = 4 [pid 16629] symlink("/dev/binderfs", "./binderfs" [pid 16630] close(3) = 0 [pid 16629] <... symlink resumed>) = 0 [pid 16630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16630] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16630] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16631], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16631 [pid 16630] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16631 attached [pid 16629] <... futex resumed>) = 0 [pid 16629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16631] set_robust_list(0x7f1ab25529e0, 24 [pid 16629] <... mmap resumed>) = 0x7f1ab2532000 [pid 16631] <... set_robust_list resumed>) = 0 [pid 16629] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16628] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16631] mkdirat(AT_FDCWD, "./file0", 000 [pid 16629] <... mprotect resumed>) = 0 [pid 16628] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16631] <... mkdirat resumed>) = 0 [pid 16629] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16628] <... futex resumed>) = 1 [pid 16627] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16632 attached [pid 16631] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16628] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16627] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16632] set_robust_list(0x7f1ab25529e0, 24 [pid 16631] <... futex resumed>) = 1 [pid 16630] <... futex resumed>) = 0 [pid 16629] <... clone resumed>, parent_tid=[16632], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16632 [pid 16628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16627] <... futex resumed>) = 0 [pid 16632] <... set_robust_list resumed>) = 0 [pid 16631] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16630] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16628] write(5, NULL, 1840702809 [pid 16627] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16632] mkdirat(AT_FDCWD, "./file0", 000 [pid 16631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16630] <... futex resumed>) = 0 [pid 16629] <... futex resumed>) = 0 [pid 16628] <... write resumed>) = -1 EFAULT (Bad address) [pid 16632] <... mkdirat resumed>) = 0 [pid 16631] pipe2( [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16628] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16632] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16631] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16628] <... futex resumed>) = 1 [pid 16627] <... futex resumed>) = 0 [pid 16632] <... futex resumed>) = 0 [pid 16631] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16628] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16627] exit_group(0 [pid 16632] pipe2( [pid 16631] <... futex resumed>) = 1 [pid 16630] <... futex resumed>) = 0 [pid 16629] <... futex resumed>) = 0 [pid 16628] <... futex resumed>) = ? [pid 16627] <... exit_group resumed>) = ? [pid 16632] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16631] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16630] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16628] +++ exited with 0 +++ [pid 16632] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16630] <... futex resumed>) = 0 [pid 16629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16627] +++ exited with 0 +++ [pid 16632] <... futex resumed>) = 0 [pid 16631] dup(4 [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16629] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16632] dup(4 [pid 16631] <... dup resumed>) = 5 [pid 16629] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16627, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16632] <... dup resumed>) = 5 [pid 16631] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16632] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16631] <... futex resumed>) = 1 [pid 16630] <... futex resumed>) = 0 [pid 16629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... restart_syscall resumed>) = 0 [pid 16632] <... futex resumed>) = 0 [pid 16631] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16630] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16632] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16630] <... futex resumed>) = 0 [pid 16629] <... futex resumed>) = 0 [pid 16631] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1708", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1708", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 16632] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16632] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1708/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1708/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1708/binderfs") = 0 [pid 3616] umount2("./1708/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16631] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16632] <... futex resumed>) = 1 [pid 16631] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] <... futex resumed>) = 0 [pid 3616] lstat("./1708/file0", [pid 16632] write(5, NULL, 1840702809 [pid 16631] <... futex resumed>) = 1 [pid 16630] <... futex resumed>) = 0 [pid 16629] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16632] <... write resumed>) = -1 EFAULT (Bad address) [pid 16631] write(5, NULL, 1840702809 [pid 16630] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] <... futex resumed>) = 0 [pid 3616] umount2("./1708/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16630] <... futex resumed>) = 0 [pid 16629] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16631] <... write resumed>) = -1 EFAULT (Bad address) [pid 16632] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16630] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] openat(AT_FDCWD, "./1708/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16632] <... futex resumed>) = 0 [pid 16631] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16629] exit_group(0 [pid 3616] <... openat resumed>) = 4 [pid 16631] <... futex resumed>) = 1 [pid 16630] <... futex resumed>) = 0 [pid 16629] <... exit_group resumed>) = ? [pid 3616] fstat(4, [pid 16632] +++ exited with 0 +++ [pid 16630] exit_group(0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 16629] +++ exited with 0 +++ [pid 3616] rmdir("./1708/file0" [pid 16630] <... exit_group resumed>) = ? [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16629, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] close(3) = 0 [pid 3616] rmdir("./1708") = 0 [pid 3616] mkdir("./1709", 0777 [pid 3615] umount2("./1674", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16631] +++ exited with 0 +++ [pid 16630] +++ exited with 0 +++ [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16630, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] openat(AT_FDCWD, "./1674", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, [pid 3618] umount2("./1758", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16633 attached [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16633 [pid 3615] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1758", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 3 [pid 3615] umount2("./1674/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16633] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] lstat("./1674/binderfs", [pid 3618] getdents64(3, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16633] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] unlink("./1674/binderfs" [pid 16633] chdir("./1709" [pid 3618] umount2("./1758/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 16633] <... chdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1674/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] lstat("./1758/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16633] <... prctl resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./1674/file0", [pid 3618] unlink("./1758/binderfs" [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16633] setpgid(0, 0 [pid 3618] <... unlink resumed>) = 0 [pid 16633] <... setpgid resumed>) = 0 [pid 3618] umount2("./1758/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1674/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16633] <... openat resumed>) = 3 [pid 3618] lstat("./1758/file0", [pid 16633] write(3, "1000", 4 [pid 3615] openat(AT_FDCWD, "./1674/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16633] <... write resumed>) = 4 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16633] close(3 [pid 3615] <... openat resumed>) = 4 [pid 16633] <... close resumed>) = 0 [pid 3618] umount2("./1758/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16633] symlink("/dev/binderfs", "./binderfs" [pid 3615] fstat(4, [pid 16633] <... symlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] openat(AT_FDCWD, "./1758/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... openat resumed>) = 4 [pid 16633] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] getdents64(4, [pid 3618] fstat(4, [pid 16633] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16633] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(4, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16633] <... clone resumed>, parent_tid=[16634], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16634 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] close(4 [pid 16633] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16633] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... close resumed>) = 0 [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] close(4 [pid 3615] rmdir("./1674/file0" [pid 3618] <... close resumed>) = 0 ./strace-static-x86_64: Process 16634 attached [pid 3618] rmdir("./1758/file0" [pid 3615] <... rmdir resumed>) = 0 [pid 16634] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16634] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3 [pid 3618] close(3) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] rmdir("./1758" [pid 3615] rmdir("./1674" [pid 16634] <... mkdirat resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16634] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1759", 0777 [pid 3615] <... rmdir resumed>) = 0 [pid 16633] <... futex resumed>) = 0 [pid 16633] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16634] <... futex resumed>) = 1 [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 3615] mkdir("./1675", 0777 [pid 16634] pipe2( [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16634] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16634] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 16634] <... futex resumed>) = 1 [pid 16633] <... futex resumed>) = 0 [pid 16634] dup(4 [pid 16633] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16634] <... dup resumed>) = 5 [pid 16633] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16635 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16634] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16634] <... futex resumed>) = 0 [pid 16633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16634] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16633] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16636 attached ./strace-static-x86_64: Process 16635 attached ) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16636 [pid 16636] set_robust_list(0x5555560b95e0, 24 [pid 16635] set_robust_list(0x5555560b95e0, 24 [pid 16636] <... set_robust_list resumed>) = 0 [pid 16635] <... set_robust_list resumed>) = 0 [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16636] chdir("./1675" [pid 16635] chdir("./1759" [pid 16636] <... chdir resumed>) = 0 [pid 16635] <... chdir resumed>) = 0 [pid 16636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16636] <... prctl resumed>) = 0 [pid 16635] <... prctl resumed>) = 0 [pid 16636] setpgid(0, 0 [pid 16635] setpgid(0, 0 [pid 16636] <... setpgid resumed>) = 0 [pid 16635] <... setpgid resumed>) = 0 [pid 16636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16636] <... openat resumed>) = 3 [pid 16635] <... openat resumed>) = 3 [pid 16636] write(3, "1000", 4 [pid 16635] write(3, "1000", 4 [pid 16636] <... write resumed>) = 4 [pid 16635] <... write resumed>) = 4 [pid 16634] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16636] close(3 [pid 16635] close(3 [pid 16634] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16636] <... close resumed>) = 0 [pid 16635] <... close resumed>) = 0 [pid 16634] <... futex resumed>) = 1 [pid 16633] <... futex resumed>) = 0 [pid 16636] symlink("/dev/binderfs", "./binderfs" [pid 16635] symlink("/dev/binderfs", "./binderfs" [pid 16634] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16633] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16636] <... symlink resumed>) = 0 [pid 16635] <... symlink resumed>) = 0 [pid 16634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16633] <... futex resumed>) = 0 [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16634] write(5, NULL, 1840702809 [pid 16633] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 16634] <... write resumed>) = -1 EFAULT (Bad address) [pid 16636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16634] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16636] <... mmap resumed>) = 0x7f1ab2532000 [pid 16635] <... mmap resumed>) = 0x7f1ab2532000 [pid 16634] <... futex resumed>) = 1 [pid 16633] <... futex resumed>) = 0 [pid 16636] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16635] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16634] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16633] exit_group(0 [pid 16636] <... mprotect resumed>) = 0 [pid 16635] <... mprotect resumed>) = 0 [pid 16634] <... futex resumed>) = ? [pid 16633] <... exit_group resumed>) = ? [pid 16636] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16635] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16634] +++ exited with 0 +++ [pid 16633] +++ exited with 0 +++ ./strace-static-x86_64: Process 16638 attached [pid 16636] <... clone resumed>, parent_tid=[16637], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16637 [pid 16635] <... clone resumed>, parent_tid=[16638], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16638 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16633, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16636] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1709", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1709", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16638] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] fstat(3, [pid 16638] <... set_robust_list resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 16637 attached [pid 16638] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1709/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1709/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1709/binderfs" [pid 16637] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... unlink resumed>) = 0 [pid 3616] umount2("./1709/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16637] <... set_robust_list resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16638] <... mkdirat resumed>) = 0 [pid 3616] lstat("./1709/file0", [pid 16638] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16637] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16638] <... futex resumed>) = 1 [pid 3616] umount2("./1709/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16638] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16637] <... mkdirat resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16637] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1709/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16638] <... futex resumed>) = 0 [pid 16637] <... futex resumed>) = 1 [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 1 [pid 3616] <... openat resumed>) = 4 [pid 16638] pipe2( [pid 16637] pipe2( [pid 16636] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(4, [pid 16638] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16636] <... futex resumed>) = 0 [pid 16637] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16638] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16637] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, [pid 16638] <... futex resumed>) = 1 [pid 16637] <... futex resumed>) = 0 [pid 16636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16635] <... futex resumed>) = 0 [pid 16638] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16637] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16636] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16638] dup(4 [pid 16637] dup(4 [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16638] <... dup resumed>) = 5 [pid 16637] <... dup resumed>) = 5 [pid 3616] close(4 [pid 16638] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16637] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16638] <... futex resumed>) = 1 [pid 16637] <... futex resumed>) = 1 [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 3616] rmdir("./1709/file0" [pid 16638] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16637] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16636] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16638] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16637] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1709") = 0 [pid 3616] mkdir("./1710", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16639 attached [pid 16638] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16638] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16639 [pid 16638] <... futex resumed>) = 1 [pid 16635] <... futex resumed>) = 0 [pid 16638] write(5, NULL, 1840702809 [pid 16637] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16635] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16639] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16638] <... write resumed>) = -1 EFAULT (Bad address) [pid 16637] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] <... futex resumed>) = 0 [pid 16639] chdir("./1710" [pid 16638] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16637] <... futex resumed>) = 1 [pid 16636] <... futex resumed>) = 0 [pid 16639] <... chdir resumed>) = 0 [pid 16638] <... futex resumed>) = 0 [pid 16637] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16636] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16635] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16638] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16636] <... futex resumed>) = 0 [pid 16635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16639] <... prctl resumed>) = 0 [pid 16637] write(5, NULL, 1840702809 [pid 16636] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16635] exit_group(0 [pid 16639] setpgid(0, 0 [pid 16637] <... write resumed>) = -1 EFAULT (Bad address) [pid 16635] <... exit_group resumed>) = ? [pid 16638] <... futex resumed>) = ? [pid 16639] <... setpgid resumed>) = 0 [pid 16637] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16637] <... futex resumed>) = 1 [pid 16639] <... openat resumed>) = 3 [pid 16637] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16636] <... futex resumed>) = 0 [pid 16639] write(3, "1000", 4 [pid 16636] exit_group(0 [pid 16639] <... write resumed>) = 4 [pid 16638] +++ exited with 0 +++ [pid 16636] <... exit_group resumed>) = ? [pid 16635] +++ exited with 0 +++ [pid 16637] <... futex resumed>) = ? [pid 16639] close(3) = 0 [pid 16639] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16637] +++ exited with 0 +++ [pid 16636] +++ exited with 0 +++ [pid 16639] <... futex resumed>) = 0 [pid 16639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16635, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16636, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16639] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] umount2("./1759", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16639] <... mprotect resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1675", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16639] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] openat(AT_FDCWD, "./1759", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16640 attached [pid 16639] <... clone resumed>, parent_tid=[16640], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16640 [pid 16639] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 3 [pid 3615] openat(AT_FDCWD, "./1675", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16639] <... futex resumed>) = 0 [pid 3618] fstat(3, [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 3615] fstat(3, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] umount2("./1759/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1759/binderfs", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./1675/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] unlink("./1759/binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... unlink resumed>) = 0 [pid 3615] lstat("./1675/binderfs", [pid 3618] umount2("./1759/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./1675/binderfs" [pid 3618] lstat("./1759/file0", [pid 3615] <... unlink resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1675/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1759/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1675/file0", [pid 3618] openat(AT_FDCWD, "./1759/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3615] umount2("./1675/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3615] openat(AT_FDCWD, "./1675/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3615] <... openat resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] fstat(4, [pid 3618] close(4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] rmdir("./1759/file0" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] getdents64(3, [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 3618] close(3 [pid 3615] <... close resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3615] rmdir("./1675/file0" [pid 16640] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] rmdir("./1759" [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16640] <... set_robust_list resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] mkdir("./1760", 0777 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16640] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] close(3 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] rmdir("./1675") = 0 [pid 3615] mkdir("./1676", 0777./strace-static-x86_64: Process 16641 attached [pid 16641] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16641 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16640] <... mkdirat resumed>) = 0 [pid 16641] chdir("./1760") = 0 [pid 16641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16641] setpgid(0, 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16642 [pid 16640] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16639] <... futex resumed>) = 0 [pid 16639] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16640] pipe2( [pid 16639] <... futex resumed>) = 0 [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16640] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16641] <... setpgid resumed>) = 0 [pid 16640] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16640] <... futex resumed>) = 1 [pid 16639] <... futex resumed>) = 0 [pid 16641] <... openat resumed>) = 3 [pid 16640] dup(4 [pid 16639] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16641] write(3, "1000", 4 [pid 16640] <... dup resumed>) = 5 [pid 16639] <... futex resumed>) = 0 [pid 16641] <... write resumed>) = 4 [pid 16640] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16641] close(3 [pid 16640] <... futex resumed>) = 0 [pid 16639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 16642 attached [pid 16641] <... close resumed>) = 0 [pid 16640] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16639] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16642] set_robust_list(0x5555560b95e0, 24 [pid 16641] symlink("/dev/binderfs", "./binderfs" [pid 16640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16639] <... futex resumed>) = 0 [pid 16642] <... set_robust_list resumed>) = 0 [pid 16641] <... symlink resumed>) = 0 [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16642] chdir("./1676" [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16640] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16642] <... chdir resumed>) = 0 [pid 16641] <... futex resumed>) = 0 [pid 16642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16642] <... prctl resumed>) = 0 [pid 16641] <... mmap resumed>) = 0x7f1ab2532000 [pid 16642] setpgid(0, 0 [pid 16641] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16642] <... setpgid resumed>) = 0 [pid 16641] <... mprotect resumed>) = 0 [pid 16642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16641] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16642] <... openat resumed>) = 3 [pid 16642] write(3, "1000", 4 [pid 16641] <... clone resumed>, parent_tid=[16643], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16643 [pid 16642] <... write resumed>) = 4 [pid 16641] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16642] close(3 [pid 16641] <... futex resumed>) = 0 [pid 16642] <... close resumed>) = 0 [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 16643 attached ) = 0x7f1ab2532000 [pid 16643] set_robust_list(0x7f1ab25529e0, 24 [pid 16642] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16643] <... set_robust_list resumed>) = 0 [pid 16642] <... mprotect resumed>) = 0 [pid 16643] mkdirat(AT_FDCWD, "./file0", 000 [pid 16642] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16644 attached [pid 16643] <... mkdirat resumed>) = 0 [pid 16640] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16643] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16642] <... clone resumed>, parent_tid=[16644], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16644 [pid 16640] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16643] <... futex resumed>) = 1 [pid 16642] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16641] <... futex resumed>) = 0 [pid 16639] <... futex resumed>) = 0 [pid 16640] <... futex resumed>) = 1 [pid 16643] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] <... futex resumed>) = 0 [pid 16641] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16640] write(5, NULL, 1840702809 [pid 16639] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16641] <... futex resumed>) = 0 [pid 16640] <... write resumed>) = -1 EFAULT (Bad address) [pid 16639] <... futex resumed>) = 0 [pid 16643] pipe2( [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16639] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16640] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16644] set_robust_list(0x7f1ab25529e0, 24 [pid 16643] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16640] <... futex resumed>) = 0 [pid 16639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16644] <... set_robust_list resumed>) = 0 [pid 16643] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16640] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16639] exit_group(0 [pid 16644] mkdirat(AT_FDCWD, "./file0", 000 [pid 16643] <... futex resumed>) = 1 [pid 16641] <... futex resumed>) = 0 [pid 16640] <... futex resumed>) = ? [pid 16639] <... exit_group resumed>) = ? [pid 16643] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16641] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16640] +++ exited with 0 +++ [pid 16643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16641] <... futex resumed>) = 0 [pid 16643] dup(4 [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16643] <... dup resumed>) = 5 [pid 16643] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16641] <... futex resumed>) = 0 [pid 16643] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16641] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16639] +++ exited with 0 +++ [pid 16643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16641] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16639, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16644] <... mkdirat resumed>) = 0 [pid 16643] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16644] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16642] <... futex resumed>) = 0 [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16644] pipe2([3, 4], 0) = 0 [pid 16644] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 16643] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16642] <... futex resumed>) = 1 [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16643] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16643] <... futex resumed>) = 1 [pid 16642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16641] <... futex resumed>) = 0 [pid 3616] umount2("./1710", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16643] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16641] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16644] <... futex resumed>) = 0 [pid 16643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16642] <... futex resumed>) = 1 [pid 16641] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1710", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16644] dup(4 [pid 16643] write(5, NULL, 1840702809 [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16641] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 3 [pid 16644] <... dup resumed>) = 5 [pid 16643] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] fstat(3, [pid 16644] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16643] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16644] <... futex resumed>) = 1 [pid 16643] <... futex resumed>) = 1 [pid 16642] <... futex resumed>) = 0 [pid 16641] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16643] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16641] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16643] <... futex resumed>) = ? [pid 16642] <... futex resumed>) = 0 [pid 16641] <... exit_group resumed>) = ? [pid 3616] umount2("./1710/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16644] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16643] +++ exited with 0 +++ [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16641] +++ exited with 0 +++ [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16641, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] lstat("./1710/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] unlink("./1710/binderfs" [pid 3618] umount2("./1760", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1710/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] openat(AT_FDCWD, "./1760", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] fstat(3, [pid 3616] lstat("./1710/file0", [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16644] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(3, [pid 3616] umount2("./1710/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16644] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16644] <... futex resumed>) = 1 [pid 16642] <... futex resumed>) = 0 [pid 3618] umount2("./1760/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] openat(AT_FDCWD, "./1710/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... openat resumed>) = 4 [pid 16644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16642] <... futex resumed>) = 0 [pid 3618] lstat("./1760/binderfs", [pid 3616] fstat(4, [pid 16644] write(5, NULL, 1840702809 [pid 16642] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16644] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] unlink("./1760/binderfs" [pid 3616] getdents64(4, [pid 16644] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] umount2("./1760/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] getdents64(4, [pid 16644] <... futex resumed>) = 1 [pid 16642] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16644] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16642] exit_group(0 [pid 3618] lstat("./1760/file0", [pid 3616] close(4 [pid 16644] <... futex resumed>) = ? [pid 16642] <... exit_group resumed>) = ? [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 16644] +++ exited with 0 +++ [pid 3618] umount2("./1760/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1760/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16642] +++ exited with 0 +++ [pid 3618] getdents64(4, [pid 3616] rmdir("./1710/file0" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16642, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] close(4 [pid 3616] getdents64(3, [pid 3615] umount2("./1676", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] rmdir("./1760/file0" [pid 3615] openat(AT_FDCWD, "./1676", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] close(3 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] getdents64(3, [pid 3616] rmdir("./1710" [pid 3615] fstat(3, [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] close(3 [pid 3615] getdents64(3, [pid 3618] <... close resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] rmdir("./1760" [pid 3616] mkdir("./1711", 0777 [pid 3615] umount2("./1676/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... rmdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] mkdir("./1761", 0777 [pid 3615] lstat("./1676/binderfs", [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] unlink("./1676/binderfs") = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16645 [pid 3615] umount2("./1676/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16646 [pid 3615] lstat("./1676/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1676/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1676/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 ./strace-static-x86_64: Process 16645 attached [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16645] set_robust_list(0x5555560b95e0, 24 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4./strace-static-x86_64: Process 16646 attached [pid 16645] <... set_robust_list resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16646] set_robust_list(0x5555560b95e0, 24 [pid 16645] chdir("./1761" [pid 3615] rmdir("./1676/file0" [pid 16646] <... set_robust_list resumed>) = 0 [pid 16645] <... chdir resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16646] chdir("./1711" [pid 16645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] getdents64(3, [pid 16646] <... chdir resumed>) = 0 [pid 16645] <... prctl resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16645] setpgid(0, 0 [pid 3615] close(3 [pid 16646] <... prctl resumed>) = 0 [pid 16645] <... setpgid resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16646] setpgid(0, 0 [pid 3615] rmdir("./1676" [pid 16646] <... setpgid resumed>) = 0 [pid 16645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... rmdir resumed>) = 0 [pid 16646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] mkdir("./1677", 0777 [pid 16646] <... openat resumed>) = 3 [pid 16645] <... openat resumed>) = 3 [pid 3615] <... mkdir resumed>) = 0 [pid 16646] write(3, "1000", 4 [pid 16645] write(3, "1000", 4 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16647 attached [pid 16646] <... write resumed>) = 4 [pid 16645] <... write resumed>) = 4 [pid 16646] close(3 [pid 16645] close(3 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16647 [pid 16646] <... close resumed>) = 0 [pid 16645] <... close resumed>) = 0 [pid 16646] symlink("/dev/binderfs", "./binderfs" [pid 16645] symlink("/dev/binderfs", "./binderfs" [pid 16647] set_robust_list(0x5555560b95e0, 24 [pid 16646] <... symlink resumed>) = 0 [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] <... symlink resumed>) = 0 [pid 16646] <... futex resumed>) = 0 [pid 16646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16646] <... mmap resumed>) = 0x7f1ab2532000 [pid 16645] <... futex resumed>) = 0 [pid 16646] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16646] <... mprotect resumed>) = 0 [pid 16645] <... mmap resumed>) = 0x7f1ab2532000 [pid 16647] <... set_robust_list resumed>) = 0 [pid 16646] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16645] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 16648 attached [pid 16647] chdir("./1677" [pid 16646] <... clone resumed>, parent_tid=[16648], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16648 [pid 16647] <... chdir resumed>) = 0 [pid 16646] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16646] <... futex resumed>) = 0 [pid 16647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16649 attached [pid 16647] <... prctl resumed>) = 0 [pid 16645] <... clone resumed>, parent_tid=[16649], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16649 [pid 16647] setpgid(0, 0 [pid 16645] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] <... setpgid resumed>) = 0 [pid 16645] <... futex resumed>) = 0 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16648] set_robust_list(0x7f1ab25529e0, 24 [pid 16649] set_robust_list(0x7f1ab25529e0, 24 [pid 16647] <... openat resumed>) = 3 [pid 16647] write(3, "1000", 4 [pid 16649] <... set_robust_list resumed>) = 0 [pid 16647] <... write resumed>) = 4 [pid 16648] <... set_robust_list resumed>) = 0 [pid 16647] close(3 [pid 16648] mkdirat(AT_FDCWD, "./file0", 000 [pid 16647] <... close resumed>) = 0 [pid 16647] symlink("/dev/binderfs", "./binderfs" [pid 16649] mkdirat(AT_FDCWD, "./file0", 000 [pid 16648] <... mkdirat resumed>) = 0 [pid 16648] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] <... symlink resumed>) = 0 [pid 16648] <... futex resumed>) = 1 [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16646] <... futex resumed>) = 0 [pid 16649] <... mkdirat resumed>) = 0 [pid 16648] pipe2( [pid 16647] <... futex resumed>) = 0 [pid 16646] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16648] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16646] <... futex resumed>) = 0 [pid 16648] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] <... mmap resumed>) = 0x7f1ab2532000 [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16649] <... futex resumed>) = 1 [pid 16645] <... futex resumed>) = 0 [pid 16648] <... futex resumed>) = 0 [pid 16647] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16645] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] pipe2( [pid 16648] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16647] <... mprotect resumed>) = 0 [pid 16646] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] <... futex resumed>) = 0 [pid 16649] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16647] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16646] <... futex resumed>) = 0 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16649] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16648] dup(4 [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16649] <... futex resumed>) = 0 [pid 16648] <... dup resumed>) = 5 [pid 16647] <... clone resumed>, parent_tid=[16650], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16650 [pid 16645] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] dup(4 [pid 16648] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] <... futex resumed>) = 0 [pid 16649] <... dup resumed>) = 5 [pid 16648] <... futex resumed>) = 1 [pid 16647] <... futex resumed>) = 0 [pid 16646] <... futex resumed>) = 0 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16649] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16648] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16646] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16649] <... futex resumed>) = 0 [pid 16648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16646] <... futex resumed>) = 0 [pid 16645] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16648] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16645] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16650 attached [pid 16650] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16650] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16650] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16647] <... futex resumed>) = 0 [pid 16650] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16648] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16647] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16649] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16648] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] <... futex resumed>) = 0 [pid 16650] pipe2( [pid 16649] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16648] <... futex resumed>) = 1 [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16646] <... futex resumed>) = 0 [pid 16650] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16649] <... futex resumed>) = 1 [pid 16648] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16646] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] <... futex resumed>) = 0 [pid 16650] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16646] <... futex resumed>) = 0 [pid 16645] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16650] <... futex resumed>) = 1 [pid 16649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16648] write(5, NULL, 1840702809 [pid 16647] <... futex resumed>) = 0 [pid 16646] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16645] <... futex resumed>) = 0 [pid 16650] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16649] write(5, NULL, 1840702809 [pid 16648] <... write resumed>) = -1 EFAULT (Bad address) [pid 16647] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16645] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16649] <... write resumed>) = -1 EFAULT (Bad address) [pid 16648] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] <... futex resumed>) = 0 [pid 16650] dup(4 [pid 16649] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16648] <... futex resumed>) = 1 [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16646] <... futex resumed>) = 0 [pid 16650] <... dup resumed>) = 5 [pid 16649] <... futex resumed>) = 1 [pid 16648] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16646] exit_group(0 [pid 16645] <... futex resumed>) = 0 [pid 16650] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16649] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16648] <... futex resumed>) = ? [pid 16646] <... exit_group resumed>) = ? [pid 16645] exit_group(0 [pid 16650] <... futex resumed>) = 1 [pid 16648] +++ exited with 0 +++ [pid 16647] <... futex resumed>) = 0 [pid 16645] <... exit_group resumed>) = ? [pid 16650] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16647] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16647] <... futex resumed>) = 0 [pid 16650] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16649] <... futex resumed>) = ? [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16646] +++ exited with 0 +++ [pid 16649] +++ exited with 0 +++ [pid 16645] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16645, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3618] umount2("./1761", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16646, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1761", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] umount2("./1711", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1761/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1761/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1761/binderfs") = 0 [pid 3618] umount2("./1761/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1761/file0", [pid 3616] openat(AT_FDCWD, "./1711", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16650] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1761/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 3 [pid 16650] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(3, [pid 16650] <... futex resumed>) = 1 [pid 16647] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1761/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16650] write(5, NULL, 1840702809 [pid 16647] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 3616] getdents64(3, [pid 16650] <... write resumed>) = -1 EFAULT (Bad address) [pid 16647] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16650] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16647] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1711/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16650] <... futex resumed>) = 0 [pid 16647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16650] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16647] exit_group(0 [pid 3618] getdents64(4, [pid 3616] lstat("./1711/binderfs", [pid 16650] <... futex resumed>) = ? [pid 16647] <... exit_group resumed>) = ? [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16650] +++ exited with 0 +++ [pid 3618] getdents64(4, [pid 16647] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] unlink("./1711/binderfs" [pid 3618] close(4 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16647, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] <... close resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3618] rmdir("./1761/file0" [pid 3616] umount2("./1711/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1711/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] umount2("./1711/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] getdents64(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] openat(AT_FDCWD, "./1711/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] close(3 [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] umount2("./1677", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] rmdir("./1761" [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1677", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] mkdir("./1762", 0777 [pid 3616] rmdir("./1711/file0" [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] fstat(3, [pid 3616] close(3) = 0 [pid 3616] rmdir("./1711") = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16651 [pid 3616] mkdir("./1712", 0777./strace-static-x86_64: Process 16651 attached [pid 3615] getdents64(3, [pid 16651] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16652 attached [pid 16651] <... set_robust_list resumed>) = 0 [pid 3615] umount2("./1677/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16652] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16652 [pid 16652] <... set_robust_list resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16652] chdir("./1712" [pid 3615] lstat("./1677/binderfs", [pid 16652] <... chdir resumed>) = 0 [pid 16652] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16652] <... prctl resumed>) = 0 [pid 3615] unlink("./1677/binderfs" [pid 16652] setpgid(0, 0) = 0 [pid 16652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... unlink resumed>) = 0 [pid 16652] <... openat resumed>) = 3 [pid 16651] chdir("./1762" [pid 3615] umount2("./1677/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16652] write(3, "1000", 4) = 4 [pid 16651] <... chdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16652] close(3 [pid 16651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16652] <... close resumed>) = 0 [pid 3615] lstat("./1677/file0", [pid 16652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16651] <... prctl resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16651] setpgid(0, 0 [pid 3615] umount2("./1677/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16652] <... futex resumed>) = 0 [pid 16651] <... setpgid resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16652] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] openat(AT_FDCWD, "./1677/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16652] <... mmap resumed>) = 0x7f1ab2532000 [pid 16651] <... openat resumed>) = 3 [pid 16652] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... openat resumed>) = 4 [pid 16652] <... mprotect resumed>) = 0 [pid 3615] fstat(4, [pid 16652] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16651] write(3, "1000", 4 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16651] <... write resumed>) = 4 [pid 3615] getdents64(4, [pid 16652] <... clone resumed>, parent_tid=[16653], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16653 [pid 16651] close(3 [pid 16652] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16651] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16652] <... futex resumed>) = 0 [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16651] symlink("/dev/binderfs", "./binderfs" [pid 3615] getdents64(4, ./strace-static-x86_64: Process 16653 attached 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16653] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] close(4) = 0 [pid 16651] <... symlink resumed>) = 0 [pid 3615] rmdir("./1677/file0" [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16653] <... set_robust_list resumed>) = 0 [pid 16653] mkdirat(AT_FDCWD, "./file0", 000 [pid 16651] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] getdents64(3, [pid 16651] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16651] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] close(3 [pid 16651] <... mprotect resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16653] <... mkdirat resumed>) = 0 [pid 16651] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] rmdir("./1677" [pid 16653] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16652] <... futex resumed>) = 0 [pid 16653] pipe2( [pid 16652] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16653] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16652] <... futex resumed>) = 0 [pid 16651] <... clone resumed>, parent_tid=[16654], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16654 [pid 3615] <... rmdir resumed>) = 0 [pid 16653] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16651] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./1678", 0777 [pid 16653] <... futex resumed>) = 0 [pid 16652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16651] <... futex resumed>) = 0 [pid 16653] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16652] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16652] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16653] dup(4 [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16653] <... dup resumed>) = 5 [pid 16653] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16652] <... futex resumed>) = 0 [pid 16653] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16652] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16652] <... futex resumed>) = 0 [pid 16653] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16655 ./strace-static-x86_64: Process 16655 attached ./strace-static-x86_64: Process 16654 attached [pid 16655] set_robust_list(0x5555560b95e0, 24 [pid 16654] set_robust_list(0x7f1ab25529e0, 24 [pid 16655] <... set_robust_list resumed>) = 0 [pid 16654] <... set_robust_list resumed>) = 0 [pid 16655] chdir("./1678" [pid 16654] mkdirat(AT_FDCWD, "./file0", 000 [pid 16655] <... chdir resumed>) = 0 [pid 16654] <... mkdirat resumed>) = 0 [pid 16655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16654] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] <... prctl resumed>) = 0 [pid 16654] <... futex resumed>) = 1 [pid 16651] <... futex resumed>) = 0 [pid 16655] setpgid(0, 0 [pid 16654] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16651] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] <... setpgid resumed>) = 0 [pid 16654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16651] <... futex resumed>) = 0 [pid 16655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16654] pipe2( [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16655] <... openat resumed>) = 3 [pid 16654] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16655] write(3, "1000", 4 [pid 16654] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] <... write resumed>) = 4 [pid 16654] <... futex resumed>) = 1 [pid 16653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16651] <... futex resumed>) = 0 [pid 16655] close(3 [pid 16654] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16653] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16651] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] <... close resumed>) = 0 [pid 16654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16653] <... futex resumed>) = 1 [pid 16652] <... futex resumed>) = 0 [pid 16651] <... futex resumed>) = 0 [pid 16654] dup(4 [pid 16653] write(5, NULL, 1840702809 [pid 16652] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16655] symlink("/dev/binderfs", "./binderfs" [pid 16654] <... dup resumed>) = 5 [pid 16653] <... write resumed>) = -1 EFAULT (Bad address) [pid 16652] <... futex resumed>) = 0 [pid 16654] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16653] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16652] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16655] <... symlink resumed>) = 0 [pid 16654] <... futex resumed>) = 1 [pid 16653] <... futex resumed>) = 0 [pid 16652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16651] <... futex resumed>) = 0 [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16654] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16653] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16652] exit_group(0 [pid 16655] <... futex resumed>) = 0 [pid 16654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16653] <... futex resumed>) = ? [pid 16652] <... exit_group resumed>) = ? [pid 16651] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16654] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16653] +++ exited with 0 +++ [pid 16651] <... futex resumed>) = 0 [pid 16655] <... mmap resumed>) = 0x7f1ab2532000 [pid 16652] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16652, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16655] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... restart_syscall resumed>) = 0 [pid 16655] <... mprotect resumed>) = 0 [pid 16655] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] umount2("./1712", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16655] <... clone resumed>, parent_tid=[16656], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16656 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16655] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1712", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16656 attached [pid 16655] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16654] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] umount2("./1712/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16656] set_robust_list(0x7f1ab25529e0, 24 [pid 16654] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16656] <... set_robust_list resumed>) = 0 [pid 16654] <... futex resumed>) = 1 [pid 16651] <... futex resumed>) = 0 [pid 3616] lstat("./1712/binderfs", [pid 16656] mkdirat(AT_FDCWD, "./file0", 000 [pid 16654] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16651] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16656] <... mkdirat resumed>) = 0 [pid 16654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16651] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16656] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16654] write(5, NULL, 1840702809 [pid 16651] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1712/binderfs" [pid 16656] <... futex resumed>) = 1 [pid 16655] <... futex resumed>) = 0 [pid 16654] <... write resumed>) = -1 EFAULT (Bad address) [pid 16656] pipe2( [pid 16655] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16654] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 16655] <... futex resumed>) = 0 [pid 16654] <... futex resumed>) = 1 [pid 16651] <... futex resumed>) = 0 [pid 3616] umount2("./1712/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16656] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16654] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16651] exit_group(0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1712/file0", [pid 16656] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16654] <... futex resumed>) = ? [pid 16651] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16656] <... futex resumed>) = 1 [pid 16655] <... futex resumed>) = 0 [pid 16654] +++ exited with 0 +++ [pid 3616] umount2("./1712/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16655] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16655] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1712/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 4 [pid 16651] +++ exited with 0 +++ [pid 16656] dup(4 [pid 3616] fstat(4, [pid 16656] <... dup resumed>) = 5 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16656] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16651, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] getdents64(4, [pid 16656] <... futex resumed>) = 1 [pid 16655] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16656] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16655] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] getdents64(4, [pid 16656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16655] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] close(4 [pid 16656] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3616] <... close resumed>) = 0 [pid 3618] umount2("./1762", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1712/file0" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1762", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, [pid 3618] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] fstat(3, [pid 3616] close(3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] rmdir("./1712" [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] umount2("./1762/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1713", 0777 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16657 attached [pid 3618] lstat("./1762/binderfs", [pid 16657] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16657] <... set_robust_list resumed>) = 0 [pid 3618] unlink("./1762/binderfs" [pid 16657] chdir("./1713" [pid 3618] <... unlink resumed>) = 0 [pid 16657] <... chdir resumed>) = 0 [pid 3618] umount2("./1762/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16657] <... prctl resumed>) = 0 [pid 3618] lstat("./1762/file0", [pid 16657] setpgid(0, 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16657] <... setpgid resumed>) = 0 [pid 3618] umount2("./1762/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16657] <... openat resumed>) = 3 [pid 3618] openat(AT_FDCWD, "./1762/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16657] write(3, "1000", 4 [pid 3618] <... openat resumed>) = 4 [pid 16657] <... write resumed>) = 4 [pid 3618] fstat(4, [pid 16657] close(3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16657] <... close resumed>) = 0 [pid 3618] getdents64(4, [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16657 [pid 16657] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16657] <... symlink resumed>) = 0 [pid 3618] close(4 [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16657] <... futex resumed>) = 0 [pid 3618] rmdir("./1762/file0" [pid 16657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16657] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] getdents64(3, [pid 16657] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16657] <... mprotect resumed>) = 0 [pid 3618] close(3 [pid 16657] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1762"./strace-static-x86_64: Process 16658 attached [pid 16657] <... clone resumed>, parent_tid=[16658], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16658 [pid 16657] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16658] set_robust_list(0x7f1ab25529e0, 24 [pid 16657] <... futex resumed>) = 0 [pid 3618] mkdir("./1763", 0777 [pid 16658] <... set_robust_list resumed>) = 0 [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16658] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16658] <... mkdirat resumed>) = 0 ./strace-static-x86_64: Process 16659 attached [pid 16659] set_robust_list(0x5555560b95e0, 24 [pid 16658] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16659 [pid 16659] <... set_robust_list resumed>) = 0 [pid 16658] <... futex resumed>) = 1 [pid 16657] <... futex resumed>) = 0 [pid 16659] chdir("./1763" [pid 16658] pipe2( [pid 16657] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16658] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16657] <... futex resumed>) = 0 [pid 16659] <... chdir resumed>) = 0 [pid 16658] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16658] <... futex resumed>) = 0 [pid 16657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16657] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16659] <... prctl resumed>) = 0 [pid 16657] <... futex resumed>) = 0 [pid 16658] dup(4) = 5 [pid 16659] setpgid(0, 0 [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16659] <... setpgid resumed>) = 0 [pid 16658] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16658] <... futex resumed>) = 0 [pid 16657] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16657] <... futex resumed>) = 0 [pid 16659] <... openat resumed>) = 3 [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16659] write(3, "1000", 4 [pid 16656] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16659] <... write resumed>) = 4 [pid 16656] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16659] close(3 [pid 16656] <... futex resumed>) = 1 [pid 16655] <... futex resumed>) = 0 [pid 16659] <... close resumed>) = 0 [pid 16659] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16656] write(5, NULL, 1840702809 [pid 16655] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16656] <... write resumed>) = -1 EFAULT (Bad address) [pid 16655] <... futex resumed>) = 0 [pid 16659] <... mmap resumed>) = 0x7f1ab2532000 [pid 16656] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16655] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16659] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16659] <... mprotect resumed>) = 0 [pid 16656] <... futex resumed>) = 0 [pid 16655] exit_group(0 [pid 16659] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16660], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16660 [pid 16659] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16660 attached [pid 16655] <... exit_group resumed>) = ? [pid 16660] set_robust_list(0x7f1ab25529e0, 24 [pid 16658] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16656] +++ exited with 0 +++ [pid 16655] +++ exited with 0 +++ [pid 16660] <... set_robust_list resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16655, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16660] mkdirat(AT_FDCWD, "./file0", 000 [pid 16658] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16660] <... mkdirat resumed>) = 0 [pid 16657] <... futex resumed>) = 0 [pid 16660] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16658] <... futex resumed>) = 1 [pid 16657] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16660] <... futex resumed>) = 1 [pid 16659] <... futex resumed>) = 0 [pid 16658] write(5, NULL, 1840702809 [pid 16657] <... futex resumed>) = 0 [pid 3615] umount2("./1678", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16660] pipe2( [pid 16659] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16658] <... write resumed>) = -1 EFAULT (Bad address) [pid 16657] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16660] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16659] <... futex resumed>) = 0 [pid 16658] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16660] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./1678", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16660] <... futex resumed>) = 0 [pid 16659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16658] <... futex resumed>) = 1 [pid 16657] <... futex resumed>) = 0 [pid 16660] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16659] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16658] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16657] exit_group(0 [pid 3615] <... openat resumed>) = 3 [pid 16660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16659] <... futex resumed>) = 0 [pid 16658] <... futex resumed>) = ? [pid 16657] <... exit_group resumed>) = ? [pid 16660] dup(4 [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 16660] <... dup resumed>) = 5 [pid 16660] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16660] <... futex resumed>) = 1 [pid 16659] <... futex resumed>) = 0 [pid 16660] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16659] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16659] <... futex resumed>) = 0 [pid 16660] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16658] +++ exited with 0 +++ [pid 16657] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1678/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16657, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] lstat("./1678/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1678/binderfs") = 0 [pid 3615] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1713", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1678/file0", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1678/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1678/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4 [pid 3616] openat(AT_FDCWD, "./1713", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1678/file0" [pid 3616] <... openat resumed>) = 3 [pid 3615] <... rmdir resumed>) = 0 [pid 3616] fstat(3, [pid 3615] getdents64(3, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16660] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] getdents64(3, [pid 3615] close(3 [pid 16660] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16660] <... futex resumed>) = 1 [pid 16659] <... futex resumed>) = 0 [pid 3616] umount2("./1713/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 16660] write(5, NULL, 1840702809 [pid 16659] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1678" [pid 16660] <... write resumed>) = -1 EFAULT (Bad address) [pid 16659] <... futex resumed>) = 0 [pid 3616] lstat("./1713/binderfs", [pid 16660] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16660] <... futex resumed>) = 0 [pid 16659] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1713/binderfs" [pid 3615] <... rmdir resumed>) = 0 [pid 16660] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... unlink resumed>) = 0 [pid 3615] mkdir("./1679", 0777 [pid 16659] exit_group(0 [pid 3616] umount2("./1713/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1713/file0", [pid 16660] <... futex resumed>) = ? [pid 16659] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16660] +++ exited with 0 +++ [pid 3616] umount2("./1713/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1713/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16659] +++ exited with 0 +++ [pid 3616] getdents64(4, [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16659, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] getdents64(4, [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3618] umount2("./1763", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1713/file0" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16661 ./strace-static-x86_64: Process 16661 attached [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1763", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, [pid 3618] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] fstat(3, [pid 3616] close(3 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... close resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] rmdir("./1713" [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... rmdir resumed>) = 0 [pid 16661] set_robust_list(0x5555560b95e0, 24 [pid 3618] umount2("./1763/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1714", 0777 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 16661] <... set_robust_list resumed>) = 0 [pid 3618] lstat("./1763/binderfs", [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16661] chdir("./1679" [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 16662 attached [pid 3618] unlink("./1763/binderfs" [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16662 [pid 16661] <... chdir resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] umount2("./1763/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16661] <... prctl resumed>) = 0 [pid 3618] lstat("./1763/file0", [pid 16661] setpgid(0, 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16661] <... setpgid resumed>) = 0 [pid 3618] umount2("./1763/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1763/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16661] <... openat resumed>) = 3 [pid 3618] <... openat resumed>) = 4 [pid 16661] write(3, "1000", 4 [pid 3618] fstat(4, [pid 16661] <... write resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16661] close(3 [pid 3618] getdents64(4, [pid 16662] set_robust_list(0x5555560b95e0, 24 [pid 16661] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16662] <... set_robust_list resumed>) = 0 [pid 16661] symlink("/dev/binderfs", "./binderfs" [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 16661] <... symlink resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1763/file0" [pid 16662] chdir("./1714" [pid 16661] <... futex resumed>) = 0 [pid 16662] <... chdir resumed>) = 0 [pid 16661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16661] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] getdents64(3, [pid 16662] <... prctl resumed>) = 0 [pid 16661] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16662] setpgid(0, 0 [pid 16661] <... mprotect resumed>) = 0 [pid 3618] close(3) = 0 [pid 16662] <... setpgid resumed>) = 0 [pid 16661] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] rmdir("./1763" [pid 16662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... rmdir resumed>) = 0 [pid 16661] <... clone resumed>, parent_tid=[16663], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16663 [pid 3618] mkdir("./1764", 0777./strace-static-x86_64: Process 16663 attached [pid 16662] <... openat resumed>) = 3 [pid 16661] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16662] write(3, "1000", 4 [pid 16661] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16663] set_robust_list(0x7f1ab25529e0, 24 [pid 16662] <... write resumed>) = 4 [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16664 ./strace-static-x86_64: Process 16664 attached [pid 16663] <... set_robust_list resumed>) = 0 [pid 16662] close(3 [pid 16664] set_robust_list(0x5555560b95e0, 24 [pid 16662] <... close resumed>) = 0 [pid 16663] mkdirat(AT_FDCWD, "./file0", 000 [pid 16662] symlink("/dev/binderfs", "./binderfs" [pid 16664] <... set_robust_list resumed>) = 0 [pid 16662] <... symlink resumed>) = 0 [pid 16664] chdir("./1764" [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] <... chdir resumed>) = 0 [pid 16663] <... mkdirat resumed>) = 0 [pid 16662] <... futex resumed>) = 0 [pid 16664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16663] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16664] <... prctl resumed>) = 0 [pid 16662] <... mmap resumed>) = 0x7f1ab2532000 [pid 16664] setpgid(0, 0 [pid 16663] <... futex resumed>) = 1 [pid 16662] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16661] <... futex resumed>) = 0 [pid 16664] <... setpgid resumed>) = 0 [pid 16662] <... mprotect resumed>) = 0 [pid 16661] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16663] pipe2( [pid 16662] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16661] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16665 attached [pid 16664] <... openat resumed>) = 3 [pid 16663] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16665] set_robust_list(0x7f1ab25529e0, 24 [pid 16664] write(3, "1000", 4 [pid 16663] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16662] <... clone resumed>, parent_tid=[16665], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16665 [pid 16661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16665] <... set_robust_list resumed>) = 0 [pid 16664] <... write resumed>) = 4 [pid 16663] <... futex resumed>) = 0 [pid 16662] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16661] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] mkdirat(AT_FDCWD, "./file0", 000 [pid 16664] close(3 [pid 16663] dup(4 [pid 16662] <... futex resumed>) = 0 [pid 16661] <... futex resumed>) = 0 [pid 16665] <... mkdirat resumed>) = 0 [pid 16664] <... close resumed>) = 0 [pid 16663] <... dup resumed>) = 5 [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16665] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] symlink("/dev/binderfs", "./binderfs" [pid 16663] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16665] <... futex resumed>) = 0 [pid 16664] <... symlink resumed>) = 0 [pid 16663] <... futex resumed>) = 0 [pid 16662] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16661] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] pipe2( [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16664] <... futex resumed>) = 0 [pid 16663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16662] <... futex resumed>) = 0 [pid 16661] <... futex resumed>) = 0 [pid 16665] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16665] <... futex resumed>) = 0 [pid 16664] <... mmap resumed>) = 0x7f1ab2532000 [pid 16665] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16664] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16664] <... mprotect resumed>) = 0 [pid 16664] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16662] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] <... futex resumed>) = 0 [pid 16664] <... clone resumed>, parent_tid=[16666], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16666 [pid 16662] <... futex resumed>) = 1 [pid 16665] dup(4 [pid 16664] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16665] <... dup resumed>) = 5 [pid 16664] <... futex resumed>) = 0 [pid 16665] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16665] <... futex resumed>) = 1 [pid 16662] <... futex resumed>) = 0 [pid 16665] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16662] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16662] <... futex resumed>) = 0 [pid 16665] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16666 attached [pid 16663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16666] set_robust_list(0x7f1ab25529e0, 24 [pid 16663] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16666] <... set_robust_list resumed>) = 0 [pid 16663] <... futex resumed>) = 1 [pid 16661] <... futex resumed>) = 0 [pid 16666] mkdirat(AT_FDCWD, "./file0", 000 [pid 16663] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16661] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16666] <... mkdirat resumed>) = 0 [pid 16663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16661] <... futex resumed>) = 0 [pid 16666] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16663] write(5, NULL, 1840702809 [pid 16661] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16666] <... futex resumed>) = 1 [pid 16664] <... futex resumed>) = 0 [pid 16663] <... write resumed>) = -1 EFAULT (Bad address) [pid 16666] pipe2( [pid 16664] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16663] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16666] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16664] <... futex resumed>) = 0 [pid 16663] <... futex resumed>) = 1 [pid 16661] <... futex resumed>) = 0 [pid 16666] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16663] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16661] exit_group(0 [pid 16666] <... futex resumed>) = 0 [pid 16664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16663] <... futex resumed>) = ? [pid 16661] <... exit_group resumed>) = ? [pid 16666] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16665] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16664] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16663] +++ exited with 0 +++ [pid 16661] +++ exited with 0 +++ [pid 16666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16665] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] <... futex resumed>) = 0 [pid 16666] dup(4 [pid 16665] <... futex resumed>) = 1 [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16662] <... futex resumed>) = 0 [pid 16666] <... dup resumed>) = 5 [pid 16665] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16662] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16666] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16662] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16661, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16666] <... futex resumed>) = 1 [pid 16665] write(5, NULL, 1840702809 [pid 16664] <... futex resumed>) = 0 [pid 16662] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1679", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16666] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16665] <... write resumed>) = -1 EFAULT (Bad address) [pid 16664] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16665] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16664] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1679", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16666] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16665] <... futex resumed>) = 1 [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16662] <... futex resumed>) = 0 [pid 16665] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... openat resumed>) = 3 [pid 16662] exit_group(0 [pid 3615] fstat(3, [pid 16662] <... exit_group resumed>) = ? [pid 16665] <... futex resumed>) = ? [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 16665] +++ exited with 0 +++ [pid 16662] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16662, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1679/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1679/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1679/binderfs") = 0 [pid 3615] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] umount2("./1714", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1679/file0", [pid 3616] openat(AT_FDCWD, "./1714", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] umount2("./1679/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./1679/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(3, [pid 3615] <... openat resumed>) = 4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] fstat(4, [pid 3616] umount2("./1714/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(4, [pid 3616] lstat("./1714/binderfs", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(4, [pid 3616] unlink("./1714/binderfs" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16666] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... unlink resumed>) = 0 [pid 16666] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16666] <... futex resumed>) = 1 [pid 16664] <... futex resumed>) = 0 [pid 3616] umount2("./1714/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16666] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16664] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 16666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16664] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1679/file0" [pid 16666] write(5, NULL, 1840702809 [pid 16664] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] lstat("./1714/file0", [pid 16666] <... write resumed>) = -1 EFAULT (Bad address) [pid 16666] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... rmdir resumed>) = 0 [pid 16666] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16664] exit_group(0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16666] <... futex resumed>) = ? [pid 16664] <... exit_group resumed>) = ? [pid 3615] getdents64(3, [pid 16666] +++ exited with 0 +++ [pid 3616] umount2("./1714/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1679" [pid 16664] +++ exited with 0 +++ [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1680", 0777 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16664, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] openat(AT_FDCWD, "./1714/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1764", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... mkdir resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] openat(AT_FDCWD, "./1764", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] fstat(4, ./strace-static-x86_64: Process 16667 attached {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16667 [pid 3618] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 3618] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16667] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] close(4 [pid 16667] <... set_robust_list resumed>) = 0 [pid 3618] umount2("./1764/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16667] chdir("./1680" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 16667] <... chdir resumed>) = 0 [pid 3618] lstat("./1764/binderfs", [pid 3616] rmdir("./1714/file0" [pid 16667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16667] <... prctl resumed>) = 0 [pid 16667] setpgid(0, 0 [pid 3618] unlink("./1764/binderfs" [pid 16667] <... setpgid resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... unlink resumed>) = 0 [pid 3616] getdents64(3, [pid 16667] <... openat resumed>) = 3 [pid 3618] umount2("./1764/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16667] write(3, "1000", 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] close(3 [pid 16667] <... write resumed>) = 4 [pid 3618] lstat("./1764/file0", [pid 3616] <... close resumed>) = 0 [pid 16667] close(3) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] rmdir("./1714" [pid 16667] symlink("/dev/binderfs", "./binderfs" [pid 3618] umount2("./1764/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16667] <... symlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1764/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] mkdir("./1715", 0777 [pid 16667] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16667] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16667] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] fstat(4, [pid 3616] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 16668 attached [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16668] set_robust_list(0x7f1ab25529e0, 24 [pid 16667] <... clone resumed>, parent_tid=[16668], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16668 [pid 3618] getdents64(4, [pid 16667] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16669 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1764/file0"./strace-static-x86_64: Process 16669 attached [pid 16669] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... rmdir resumed>) = 0 [pid 16669] <... set_robust_list resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16668] <... set_robust_list resumed>) = 0 [pid 16669] chdir("./1715" [pid 16668] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1764" [pid 16669] <... chdir resumed>) = 0 [pid 16669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16669] setpgid(0, 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1765", 0777 [pid 16669] <... setpgid resumed>) = 0 [pid 16669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] <... mkdir resumed>) = 0 [pid 16669] write(3, "1000", 4 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16669] <... write resumed>) = 4 [pid 16669] close(3) = 0 [pid 16669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16670 [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16668] <... mkdirat resumed>) = 0 [pid 16669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16668] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] <... mmap resumed>) = 0x7f1ab2532000 [pid 16668] <... futex resumed>) = 1 [pid 16667] <... futex resumed>) = 0 [pid 16669] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16667] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] <... mprotect resumed>) = 0 [pid 16668] pipe2( [pid 16667] <... futex resumed>) = 0 ./strace-static-x86_64: Process 16670 attached [pid 16669] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16668] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16670] set_robust_list(0x5555560b95e0, 24 [pid 16669] <... clone resumed>, parent_tid=[16671], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16671 [pid 16668] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16667] <... futex resumed>) = 0 [pid 16668] <... futex resumed>) = 1 [pid 16670] <... set_robust_list resumed>) = 0 [pid 16669] <... futex resumed>) = 0 [pid 16668] dup(4 [pid 16667] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16668] <... dup resumed>) = 5 [pid 16667] <... futex resumed>) = 0 [pid 16668] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16671 attached [pid 16670] chdir("./1765" [pid 16668] <... futex resumed>) = 0 [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16668] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16670] <... chdir resumed>) = 0 [pid 16667] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16671] set_robust_list(0x7f1ab25529e0, 24 [pid 16670] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16668] <... futex resumed>) = 0 [pid 16667] <... futex resumed>) = 1 [pid 16671] <... set_robust_list resumed>) = 0 [pid 16670] <... prctl resumed>) = 0 [pid 16668] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16671] mkdirat(AT_FDCWD, "./file0", 000 [pid 16670] setpgid(0, 0 [pid 16671] <... mkdirat resumed>) = 0 [pid 16671] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16669] <... futex resumed>) = 0 [pid 16671] pipe2( [pid 16669] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16671] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16669] <... futex resumed>) = 0 [pid 16671] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16671] <... futex resumed>) = 0 [pid 16670] <... setpgid resumed>) = 0 [pid 16669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16671] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16669] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16669] <... futex resumed>) = 0 [pid 16671] dup(4 [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16671] <... dup resumed>) = 5 [pid 16671] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16670] <... openat resumed>) = 3 [pid 16669] <... futex resumed>) = 0 [pid 16671] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16669] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16669] <... futex resumed>) = 0 [pid 16671] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16670] write(3, "1000", 4) = 4 [pid 16670] close(3) = 0 [pid 16670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16670] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16670] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16668] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16670] <... clone resumed>, parent_tid=[16672], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16672 [pid 16670] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16672 attached [pid 16672] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16672] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16671] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16668] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16672] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16670] <... futex resumed>) = 0 [pid 16670] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16671] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16668] <... futex resumed>) = 1 [pid 16667] <... futex resumed>) = 0 [pid 16667] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16671] <... futex resumed>) = 1 [pid 16669] <... futex resumed>) = 0 [pid 16668] write(5, NULL, 1840702809 [pid 16667] <... futex resumed>) = 0 [pid 16672] <... futex resumed>) = 1 [pid 16671] write(5, NULL, 1840702809 [pid 16669] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16668] <... write resumed>) = -1 EFAULT (Bad address) [pid 16667] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16672] pipe2( [pid 16671] <... write resumed>) = -1 EFAULT (Bad address) [pid 16669] <... futex resumed>) = 0 [pid 16668] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16672] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16671] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16668] <... futex resumed>) = 0 [pid 16667] exit_group(0 [pid 16672] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16671] <... futex resumed>) = 0 [pid 16669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16667] <... exit_group resumed>) = ? [pid 16672] <... futex resumed>) = 1 [pid 16671] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16670] <... futex resumed>) = 0 [pid 16669] exit_group(0 [pid 16672] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16671] <... futex resumed>) = ? [pid 16670] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] <... exit_group resumed>) = ? [pid 16672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16670] <... futex resumed>) = 0 [pid 16672] dup(4 [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16672] <... dup resumed>) = 5 [pid 16672] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16670] <... futex resumed>) = 0 [pid 16672] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16671] +++ exited with 0 +++ [pid 16670] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16669] +++ exited with 0 +++ [pid 16672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16670] <... futex resumed>) = 0 [pid 16668] +++ exited with 0 +++ [pid 16667] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16669, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16672] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16667, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./1680", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1715", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] openat(AT_FDCWD, "./1680", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1680/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1680/binderfs", [pid 3616] openat(AT_FDCWD, "./1715", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] unlink("./1680/binderfs" [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1715/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] lstat("./1680/file0", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1680/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1680/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] lstat("./1715/binderfs", [pid 3615] <... openat resumed>) = 4 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] fstat(4, [pid 3616] unlink("./1715/binderfs" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 3615] getdents64(4, [pid 3616] umount2("./1715/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1715/file0", [pid 3615] getdents64(4, [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1715/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(4 [pid 3616] openat(AT_FDCWD, "./1715/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16672] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... openat resumed>) = 4 [pid 3615] <... close resumed>) = 0 [pid 3616] fstat(4, [pid 16672] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] rmdir("./1680/file0" [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, [pid 3615] <... rmdir resumed>) = 0 [pid 16672] <... futex resumed>) = 1 [pid 16670] <... futex resumed>) = 0 [pid 16670] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(3, [pid 16670] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16672] write(5, NULL, 1840702809 [pid 16670] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16672] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] rmdir("./1715/file0" [pid 3615] close(3 [pid 16672] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16672] <... futex resumed>) = 1 [pid 16670] <... futex resumed>) = 0 [pid 3616] getdents64(3, [pid 3615] rmdir("./1680" [pid 16672] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16670] exit_group(0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16672] <... futex resumed>) = ? [pid 16670] <... exit_group resumed>) = ? [pid 3616] close(3 [pid 3615] mkdir("./1681", 0777 [pid 16672] +++ exited with 0 +++ [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16670] +++ exited with 0 +++ [pid 3616] <... close resumed>) = 0 ./strace-static-x86_64: Process 16673 attached [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] rmdir("./1715" [pid 16673] set_robust_list(0x5555560b95e0, 24 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16673 [pid 16673] <... set_robust_list resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16673] chdir("./1681" [pid 3616] mkdir("./1716", 0777 [pid 16673] <... chdir resumed>) = 0 [pid 16673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16673] setpgid(0, 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] umount2("./1765", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16673] <... setpgid resumed>) = 0 [pid 16673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16673] write(3, "1000", 4 [pid 3618] openat(AT_FDCWD, "./1765", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16674 [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 16673] <... write resumed>) = 4 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16673] close(3) = 0 [pid 3618] getdents64(3, [pid 16673] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 16674 attached ) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1765/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16673] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] lstat("./1765/binderfs", [pid 16673] <... mmap resumed>) = 0x7f1ab2532000 [pid 16673] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16674] set_robust_list(0x5555560b95e0, 24 [pid 16673] <... mprotect resumed>) = 0 [pid 3618] unlink("./1765/binderfs" [pid 16673] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16675], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16675 [pid 16674] <... set_robust_list resumed>) = 0 [pid 16673] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 16673] <... futex resumed>) = 0 [pid 3618] umount2("./1765/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16674] chdir("./1716" [pid 3618] lstat("./1765/file0", ./strace-static-x86_64: Process 16675 attached {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16674] <... chdir resumed>) = 0 [pid 3618] umount2("./1765/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16675] set_robust_list(0x7f1ab25529e0, 24 [pid 16674] <... prctl resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1765/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16675] <... set_robust_list resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3618] fstat(4, [pid 16674] setpgid(0, 0) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 16675] mkdirat(AT_FDCWD, "./file0", 000 [pid 16674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16675] <... mkdirat resumed>) = 0 [pid 16674] <... openat resumed>) = 3 [pid 3618] getdents64(4, [pid 16674] write(3, "1000", 4 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16674] <... write resumed>) = 4 [pid 3618] close(4 [pid 16674] close(3 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1765/file0" [pid 16674] <... close resumed>) = 0 [pid 16675] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16673] <... futex resumed>) = 0 [pid 16675] pipe2( [pid 16674] symlink("/dev/binderfs", "./binderfs" [pid 16673] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16675] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16674] <... symlink resumed>) = 0 [pid 16673] <... futex resumed>) = 0 [pid 3618] getdents64(3, [pid 16675] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16675] <... futex resumed>) = 0 [pid 16674] <... futex resumed>) = 0 [pid 16673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] close(3 [pid 16675] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16673] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16674] <... mmap resumed>) = 0x7f1ab2532000 [pid 16673] <... futex resumed>) = 0 [pid 3618] rmdir("./1765" [pid 16675] dup(4 [pid 16674] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16675] <... dup resumed>) = 5 [pid 16675] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... rmdir resumed>) = 0 [pid 16675] <... futex resumed>) = 1 [pid 16674] <... mprotect resumed>) = 0 [pid 16673] <... futex resumed>) = 0 [pid 3618] mkdir("./1766", 0777 [pid 16675] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16673] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16673] <... futex resumed>) = 0 [pid 16675] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... mkdir resumed>) = 0 [pid 16674] <... clone resumed>, parent_tid=[16676], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16676 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16677 attached ./strace-static-x86_64: Process 16676 attached [pid 16674] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] set_robust_list(0x5555560b95e0, 24 [pid 16676] set_robust_list(0x7f1ab25529e0, 24 [pid 16677] <... set_robust_list resumed>) = 0 [pid 16676] <... set_robust_list resumed>) = 0 [pid 16677] chdir("./1766" [pid 16676] mkdirat(AT_FDCWD, "./file0", 000 [pid 16677] <... chdir resumed>) = 0 [pid 16676] <... mkdirat resumed>) = 0 [pid 16674] <... futex resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16677 [pid 16677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16676] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] <... prctl resumed>) = 0 [pid 16676] <... futex resumed>) = 0 [pid 16675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16677] setpgid(0, 0 [pid 16676] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16677] <... setpgid resumed>) = 0 [pid 16677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16677] <... openat resumed>) = 3 [pid 16677] write(3, "1000", 4) = 4 [pid 16674] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16675] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] close(3 [pid 16676] <... futex resumed>) = 0 [pid 16674] <... futex resumed>) = 1 [pid 16675] <... futex resumed>) = 1 [pid 16673] <... futex resumed>) = 0 [pid 16677] <... close resumed>) = 0 [pid 16676] pipe2( [pid 16675] write(5, NULL, 1840702809 [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16673] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] symlink("/dev/binderfs", "./binderfs" [pid 16676] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16675] <... write resumed>) = -1 EFAULT (Bad address) [pid 16673] <... futex resumed>) = 0 [pid 16677] <... symlink resumed>) = 0 [pid 16676] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16675] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16673] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16676] <... futex resumed>) = 1 [pid 16675] <... futex resumed>) = 0 [pid 16674] <... futex resumed>) = 0 [pid 16673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16677] <... futex resumed>) = 0 [pid 16676] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16675] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16673] exit_group(0 [pid 16677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16675] <... futex resumed>) = ? [pid 16674] <... futex resumed>) = 0 [pid 16673] <... exit_group resumed>) = ? [pid 16677] <... mmap resumed>) = 0x7f1ab2532000 [pid 16676] dup(4 [pid 16675] +++ exited with 0 +++ [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16677] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16676] <... dup resumed>) = 5 [pid 16673] +++ exited with 0 +++ [pid 16677] <... mprotect resumed>) = 0 [pid 16676] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16673, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16677] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16676] <... futex resumed>) = 1 [pid 16674] <... futex resumed>) = 0 [pid 16676] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] <... clone resumed>, parent_tid=[16678], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16678 [pid 16676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16674] <... futex resumed>) = 0 [pid 16677] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16676] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1681", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16678 attached [pid 16677] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16678] set_robust_list(0x7f1ab25529e0, 24 [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./1681", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16678] <... set_robust_list resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16678] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] fstat(3, [pid 16678] <... mkdirat resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16678] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16678] <... futex resumed>) = 0 [pid 16677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16678] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] umount2("./1681/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16677] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16677] <... futex resumed>) = 0 [pid 16678] pipe2( [pid 3615] lstat("./1681/binderfs", [pid 16678] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16676] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16678] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16678] <... futex resumed>) = 0 [pid 16677] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16676] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./1681/binderfs" [pid 16678] dup(4 [pid 16677] <... futex resumed>) = 0 [pid 16676] <... futex resumed>) = 1 [pid 16674] <... futex resumed>) = 0 [pid 16678] <... dup resumed>) = 5 [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16676] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16678] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16674] <... futex resumed>) = 0 [pid 3615] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16678] <... futex resumed>) = 0 [pid 16677] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16676] write(5, NULL, 1840702809 [pid 16674] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16677] <... futex resumed>) = 0 [pid 16676] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] lstat("./1681/file0", [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16676] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16676] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16674] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16674] exit_group(0 [pid 16676] <... futex resumed>) = ? [pid 16674] <... exit_group resumed>) = ? [pid 16676] +++ exited with 0 +++ [pid 16674] +++ exited with 0 +++ [pid 3615] umount2("./1681/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16674, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1681/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] umount2("./1716", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(4, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] openat(AT_FDCWD, "./1716", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] getdents64(4, [pid 3616] <... openat resumed>) = 3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] fstat(3, [pid 3615] getdents64(4, [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] getdents64(3, [pid 3615] close(4 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... close resumed>) = 0 [pid 3616] umount2("./1716/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1681/file0" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3616] lstat("./1716/binderfs", [pid 3615] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] unlink("./1716/binderfs" [pid 3615] close(3 [pid 3616] <... unlink resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3616] umount2("./1716/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1681" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3616] lstat("./1716/file0", [pid 3615] mkdir("./1682", 0777 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3616] umount2("./1716/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1716/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16679 ./strace-static-x86_64: Process 16679 attached [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1716/file0" [pid 16679] set_robust_list(0x5555560b95e0, 24 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1716" [pid 16679] <... set_robust_list resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] mkdir("./1717", 0777 [pid 16679] chdir("./1682" [pid 3616] <... mkdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16679] <... chdir resumed>) = 0 [pid 16679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16679] setpgid(0, 0) = 0 [pid 16679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16679] write(3, "1000", 4) = 4 [pid 16679] close(3) = 0 [pid 16679] symlink("/dev/binderfs", "./binderfs" [pid 16678] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16678] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16680 ./strace-static-x86_64: Process 16680 attached [pid 16679] <... symlink resumed>) = 0 [pid 16678] <... futex resumed>) = 1 [pid 16677] <... futex resumed>) = 0 [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16678] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16677] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16680] set_robust_list(0x5555560b95e0, 24 [pid 16679] <... futex resumed>) = 0 [pid 16678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16677] <... futex resumed>) = 0 [pid 16679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16678] write(5, NULL, 1840702809 [pid 16677] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16680] <... set_robust_list resumed>) = 0 [pid 16679] <... mmap resumed>) = 0x7f1ab2532000 [pid 16678] <... write resumed>) = -1 EFAULT (Bad address) [pid 16679] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16678] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16679] <... mprotect resumed>) = 0 [pid 16678] <... futex resumed>) = 1 [pid 16677] <... futex resumed>) = 0 [pid 16680] chdir("./1717" [pid 16679] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16678] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16677] exit_group(0 [pid 16680] <... chdir resumed>) = 0 [pid 16678] <... futex resumed>) = ? [pid 16677] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16681 attached [pid 16680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16679] <... clone resumed>, parent_tid=[16681], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16681 [pid 16678] +++ exited with 0 +++ [pid 16681] set_robust_list(0x7f1ab25529e0, 24 [pid 16680] <... prctl resumed>) = 0 [pid 16679] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16677] +++ exited with 0 +++ [pid 16680] setpgid(0, 0 [pid 16679] <... futex resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16677, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16680] <... setpgid resumed>) = 0 [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16681] <... set_robust_list resumed>) = 0 [pid 16681] mkdirat(AT_FDCWD, "./file0", 000 [pid 16680] <... openat resumed>) = 3 [pid 16680] write(3, "1000", 4 [pid 3618] umount2("./1766", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16681] <... mkdirat resumed>) = 0 [pid 16680] <... write resumed>) = 4 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16680] close(3 [pid 3618] openat(AT_FDCWD, "./1766", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16681] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16680] <... close resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16680] symlink("/dev/binderfs", "./binderfs" [pid 3618] fstat(3, [pid 16681] <... futex resumed>) = 1 [pid 16679] <... futex resumed>) = 0 [pid 16681] pipe2( [pid 16680] <... symlink resumed>) = 0 [pid 16679] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16681] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16679] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16681] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16680] <... futex resumed>) = 0 [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 16681] <... futex resumed>) = 0 [pid 16680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16681] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] <... mmap resumed>) = 0x7f1ab2532000 [pid 16679] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16680] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16679] <... futex resumed>) = 0 [pid 3618] umount2("./1766/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16681] dup(4 [pid 16680] <... mprotect resumed>) = 0 [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16681] <... dup resumed>) = 5 [pid 16680] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] lstat("./1766/binderfs", [pid 16681] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16681] <... futex resumed>) = 1 [pid 16680] <... clone resumed>, parent_tid=[16682], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16682 [pid 16679] <... futex resumed>) = 0 [pid 3618] unlink("./1766/binderfs" [pid 16681] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16679] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 16682 attached [pid 16681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16680] <... futex resumed>) = 0 [pid 16679] <... futex resumed>) = 0 [pid 3618] umount2("./1766/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1766/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1766/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1766/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4) = 0 [pid 3618] rmdir("./1766/file0") = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1766") = 0 [pid 3618] mkdir("./1767", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16682] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16683 ./strace-static-x86_64: Process 16683 attached [pid 16681] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16681] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16682] <... set_robust_list resumed>) = 0 [pid 16683] set_robust_list(0x5555560b95e0, 24 [pid 16681] <... futex resumed>) = 1 [pid 16679] <... futex resumed>) = 0 [pid 16682] mkdirat(AT_FDCWD, "./file0", 000 [pid 16681] write(5, NULL, 1840702809 [pid 16679] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16681] <... write resumed>) = -1 EFAULT (Bad address) [pid 16679] <... futex resumed>) = 0 [pid 16679] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16681] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16679] exit_group(0 [pid 16682] <... mkdirat resumed>) = 0 [pid 16681] <... futex resumed>) = ? [pid 16679] <... exit_group resumed>) = ? [pid 16683] <... set_robust_list resumed>) = 0 [pid 16681] +++ exited with 0 +++ [pid 16682] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16679] +++ exited with 0 +++ [pid 16683] chdir("./1767" [pid 16682] <... futex resumed>) = 1 [pid 16680] <... futex resumed>) = 0 [pid 16683] <... chdir resumed>) = 0 [pid 16680] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16679, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16680] <... futex resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16683] <... prctl resumed>) = 0 [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16682] pipe2( [pid 16683] setpgid(0, 0 [pid 16682] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16682] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1682", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16683] <... setpgid resumed>) = 0 [pid 16682] <... futex resumed>) = 1 [pid 16680] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16682] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1682", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16680] <... futex resumed>) = 0 [pid 16682] dup(4 [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 16683] <... openat resumed>) = 3 [pid 16682] <... dup resumed>) = 5 [pid 3615] fstat(3, [pid 16683] write(3, "1000", 4 [pid 16682] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16680] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16683] <... write resumed>) = 4 [pid 16682] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16683] close(3 [pid 3615] getdents64(3, [pid 16682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16680] <... futex resumed>) = 0 [pid 16683] <... close resumed>) = 0 [pid 16682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16683] symlink("/dev/binderfs", "./binderfs" [pid 3615] umount2("./1682/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16683] <... symlink resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1682/binderfs", [pid 16683] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] unlink("./1682/binderfs" [pid 16683] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... unlink resumed>) = 0 [pid 16683] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16683] <... mprotect resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16683] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] lstat("./1682/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16683] <... clone resumed>, parent_tid=[16684], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16684 [pid 3615] umount2("./1682/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16683] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16683] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1682/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1682/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3./strace-static-x86_64: Process 16684 attached ) = 0 [pid 16684] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] rmdir("./1682" [pid 16684] <... set_robust_list resumed>) = 0 [pid 16682] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16684] mkdirat(AT_FDCWD, "./file0", 000 [pid 16682] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16684] <... mkdirat resumed>) = 0 [pid 16682] <... futex resumed>) = 1 [pid 16680] <... futex resumed>) = 0 [pid 3615] mkdir("./1683", 0777 [pid 16684] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16682] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16684] <... futex resumed>) = 1 [pid 16683] <... futex resumed>) = 0 [pid 16682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16680] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 16684] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16683] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16682] write(5, NULL, 1840702809 [pid 16680] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16683] <... futex resumed>) = 0 [pid 16682] <... write resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16685 attached [pid 16684] pipe2( [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16682] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16685] set_robust_list(0x5555560b95e0, 24 [pid 16684] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16682] <... futex resumed>) = 1 [pid 16680] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16685 [pid 16685] <... set_robust_list resumed>) = 0 [pid 16684] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16682] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16680] exit_group(0 [pid 16685] chdir("./1683" [pid 16684] <... futex resumed>) = 1 [pid 16683] <... futex resumed>) = 0 [pid 16682] <... futex resumed>) = ? [pid 16680] <... exit_group resumed>) = ? [pid 16685] <... chdir resumed>) = 0 [pid 16684] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16683] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16682] +++ exited with 0 +++ [pid 16684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16684] dup(4 [pid 16683] <... futex resumed>) = 0 [pid 16680] +++ exited with 0 +++ [pid 16685] <... prctl resumed>) = 0 [pid 16684] <... dup resumed>) = 5 [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16685] setpgid(0, 0 [pid 16684] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16680, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16685] <... setpgid resumed>) = 0 [pid 16684] <... futex resumed>) = 0 [pid 16683] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1717", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16683] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16685] <... openat resumed>) = 3 [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1717", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16685] write(3, "1000", 4 [pid 3616] <... openat resumed>) = 3 [pid 16685] <... write resumed>) = 4 [pid 3616] fstat(3, [pid 16685] close(3 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16685] <... close resumed>) = 0 [pid 3616] getdents64(3, [pid 16685] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16685] <... symlink resumed>) = 0 [pid 3616] umount2("./1717/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16685] <... futex resumed>) = 0 [pid 3616] lstat("./1717/binderfs", [pid 16685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16685] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] unlink("./1717/binderfs" [pid 16685] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... unlink resumed>) = 0 [pid 16685] <... mprotect resumed>) = 0 [pid 3616] umount2("./1717/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16685] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1717/file0", [pid 16685] <... clone resumed>, parent_tid=[16686], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16686 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16685] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1717/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16685] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1717/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1717/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1717"./strace-static-x86_64: Process 16686 attached ) = 0 [pid 16686] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] mkdir("./1718", 0777 [pid 16686] <... set_robust_list resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16686] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16686] <... mkdirat resumed>) = 0 [pid 16686] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16687 [pid 16686] <... futex resumed>) = 1 [pid 16685] <... futex resumed>) = 0 [pid 16686] pipe2( [pid 16685] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16686] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16685] <... futex resumed>) = 0 [pid 16686] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16686] <... futex resumed>) = 0 [pid 16685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16686] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16685] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16687 attached [pid 16686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16685] <... futex resumed>) = 0 [pid 16686] dup(4 [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16686] <... dup resumed>) = 5 [pid 16687] set_robust_list(0x5555560b95e0, 24 [pid 16686] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16685] <... futex resumed>) = 0 [pid 16686] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16685] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16685] <... futex resumed>) = 0 [pid 16686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16687] <... set_robust_list resumed>) = 0 [pid 16684] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16687] chdir("./1718" [pid 16684] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16687] <... chdir resumed>) = 0 [pid 16684] <... futex resumed>) = 1 [pid 16683] <... futex resumed>) = 0 [pid 16687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16684] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16683] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16687] <... prctl resumed>) = 0 [pid 16684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16687] setpgid(0, 0 [pid 16684] write(5, NULL, 1840702809 [pid 16687] <... setpgid resumed>) = 0 [pid 16684] <... write resumed>) = -1 EFAULT (Bad address) [pid 16687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16684] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16683] <... futex resumed>) = 0 [pid 16687] <... openat resumed>) = 3 [pid 16684] <... futex resumed>) = 0 [pid 16683] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16687] write(3, "1000", 4 [pid 16684] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16687] <... write resumed>) = 4 [pid 16687] close(3 [pid 16683] exit_group(0 [pid 16687] <... close resumed>) = 0 [pid 16687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16687] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16687] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16688], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16688 [pid 16687] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16688 attached [pid 16684] <... futex resumed>) = ? [pid 16683] <... exit_group resumed>) = ? [pid 16688] set_robust_list(0x7f1ab25529e0, 24 [pid 16686] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16684] +++ exited with 0 +++ [pid 16688] <... set_robust_list resumed>) = 0 [pid 16688] mkdirat(AT_FDCWD, "./file0", 000 [pid 16686] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16683] +++ exited with 0 +++ [pid 16688] <... mkdirat resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16683, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16688] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16686] <... futex resumed>) = 1 [pid 16685] <... futex resumed>) = 0 [pid 16688] <... futex resumed>) = 1 [pid 16687] <... futex resumed>) = 0 [pid 16686] write(5, NULL, 1840702809 [pid 16685] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16688] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16687] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16685] <... futex resumed>) = 0 [pid 16688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16687] <... futex resumed>) = 0 [pid 16686] <... write resumed>) = -1 EFAULT (Bad address) [pid 16685] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1767", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16688] pipe2( [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16686] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16686] <... futex resumed>) = 0 [pid 16685] exit_group(0 [pid 16688] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] openat(AT_FDCWD, "./1767", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16685] <... exit_group resumed>) = ? [pid 3618] <... openat resumed>) = 3 [pid 16688] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16686] +++ exited with 0 +++ [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, [pid 16685] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16688] <... futex resumed>) = 1 [pid 16687] <... futex resumed>) = 0 [pid 3618] umount2("./1767/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16685, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16688] dup(4 [pid 16687] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16688] <... dup resumed>) = 5 [pid 16687] <... futex resumed>) = 0 [pid 3618] lstat("./1767/binderfs", [pid 16688] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16688] <... futex resumed>) = 0 [pid 16687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] unlink("./1767/binderfs" [pid 16688] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16687] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16687] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1767/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] umount2("./1683", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] lstat("./1767/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1767/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1683", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] openat(AT_FDCWD, "./1767/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] <... openat resumed>) = 3 [pid 3618] fstat(4, [pid 3615] fstat(3, [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3615] getdents64(3, [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] close(4 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1767/file0" [pid 3615] umount2("./1683/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1767") = 0 [pid 3618] mkdir("./1768", 0777) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1683/binderfs", [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16689 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1683/binderfs"./strace-static-x86_64: Process 16689 attached ) = 0 [pid 3615] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1683/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1683/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16689] set_robust_list(0x5555560b95e0, 24 [pid 3615] openat(AT_FDCWD, "./1683/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16689] <... set_robust_list resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16689] chdir("./1768") = 0 [pid 16689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16689] setpgid(0, 0 [pid 3615] getdents64(4, [pid 16689] <... setpgid resumed>) = 0 [pid 16689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16689] write(3, "1000", 4) = 4 [pid 16689] close(3) = 0 [pid 16689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16689] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16689] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16690], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16690 [pid 16689] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16690 attached [pid 16690] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16690] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16690] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16689] <... futex resumed>) = 0 [pid 16689] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16690] <... futex resumed>) = 1 [pid 16690] pipe2([3, 4], 0) = 0 [pid 16690] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16689] <... futex resumed>) = 0 [pid 16689] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16690] <... futex resumed>) = 1 [pid 3615] close(4 [pid 16690] dup(4 [pid 3615] <... close resumed>) = 0 [pid 16690] <... dup resumed>) = 5 [pid 3615] rmdir("./1683/file0" [pid 16690] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16689] <... futex resumed>) = 0 [pid 16690] <... futex resumed>) = 1 [pid 16689] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16690] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16689] <... futex resumed>) = 0 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16688] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] getdents64(3, [pid 16688] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16687] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16688] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16687] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 16688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16687] <... futex resumed>) = 0 [pid 16688] write(5, NULL, 1840702809 [pid 3615] <... close resumed>) = 0 [pid 16687] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16688] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] rmdir("./1683" [pid 16688] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16687] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16688] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16687] exit_group(0 [pid 3615] mkdir("./1684", 0777 [pid 16687] <... exit_group resumed>) = ? [pid 16688] <... futex resumed>) = ? [pid 3615] <... mkdir resumed>) = 0 [pid 16688] +++ exited with 0 +++ [pid 16687] +++ exited with 0 +++ [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16687, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] umount2("./1718", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16690] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16691 ./strace-static-x86_64: Process 16691 attached [pid 16690] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1718", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16691] set_robust_list(0x5555560b95e0, 24 [pid 16690] <... futex resumed>) = 1 [pid 16689] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16691] <... set_robust_list resumed>) = 0 [pid 16690] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16689] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 16691] chdir("./1684" [pid 16690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16689] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16691] <... chdir resumed>) = 0 [pid 16690] write(5, NULL, 1840702809 [pid 16689] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 16691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16690] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16691] <... prctl resumed>) = 0 [pid 16690] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1718/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16691] setpgid(0, 0 [pid 16690] <... futex resumed>) = 1 [pid 16689] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16691] <... setpgid resumed>) = 0 [pid 16690] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16689] exit_group(0 [pid 3616] lstat("./1718/binderfs", [pid 16691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16690] <... futex resumed>) = ? [pid 16689] <... exit_group resumed>) = ? [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16691] <... openat resumed>) = 3 [pid 3616] unlink("./1718/binderfs") = 0 [pid 3616] umount2("./1718/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16690] +++ exited with 0 +++ [pid 16691] write(3, "1000", 4 [pid 16689] +++ exited with 0 +++ [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16691] <... write resumed>) = 4 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16689, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] lstat("./1718/file0", [pid 16691] close(3 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16691] <... close resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] umount2("./1718/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16691] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16691] <... symlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1718/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1768", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... openat resumed>) = 4 [pid 16691] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] fstat(4, [pid 16691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] openat(AT_FDCWD, "./1768", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16691] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... openat resumed>) = 3 [pid 3616] getdents64(4, [pid 16691] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16691] <... mprotect resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, [pid 16691] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] getdents64(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] close(4 [pid 16691] <... clone resumed>, parent_tid=[16692], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16692 [pid 3618] umount2("./1768/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... close resumed>) = 0 [pid 16691] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] rmdir("./1718/file0"./strace-static-x86_64: Process 16692 attached [pid 16691] <... futex resumed>) = 0 [pid 3618] lstat("./1768/binderfs", [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] unlink("./1768/binderfs" [pid 3616] getdents64(3, [pid 16692] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] umount2("./1768/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(3 [pid 16692] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 16692] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] lstat("./1768/file0", [pid 3616] rmdir("./1718" [pid 16692] <... mkdirat resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16692] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1768/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] mkdir("./1719", 0777 [pid 16692] <... futex resumed>) = 1 [pid 16691] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16692] pipe2( [pid 16691] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16691] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1768/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... mkdir resumed>) = 0 [pid 16692] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16692] <... futex resumed>) = 0 [pid 16691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... openat resumed>) = 4 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16692] dup(4 [pid 16691] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(4, [pid 16692] <... dup resumed>) = 5 [pid 16691] <... futex resumed>) = 0 [pid 16692] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16692] <... futex resumed>) = 0 [pid 16691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16693 [pid 16692] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16691] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16691] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16692] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16693 attached [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16693] set_robust_list(0x5555560b95e0, 24 [pid 3618] getdents64(4, [pid 16693] <... set_robust_list resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16693] chdir("./1719" [pid 3618] close(4 [pid 16693] <... chdir resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] rmdir("./1768/file0") = 0 [pid 16693] <... prctl resumed>) = 0 [pid 3618] getdents64(3, [pid 16693] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16693] <... setpgid resumed>) = 0 [pid 3618] close(3 [pid 16693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... close resumed>) = 0 [pid 16693] <... openat resumed>) = 3 [pid 3618] rmdir("./1768" [pid 16693] write(3, "1000", 4 [pid 3618] <... rmdir resumed>) = 0 [pid 16693] <... write resumed>) = 4 [pid 3618] mkdir("./1769", 0777 [pid 16693] close(3 [pid 3618] <... mkdir resumed>) = 0 [pid 16693] <... close resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16694 [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 16694 attached [pid 16693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16694] set_robust_list(0x5555560b95e0, 24 [pid 16693] <... mmap resumed>) = 0x7f1ab2532000 [pid 16694] <... set_robust_list resumed>) = 0 [pid 16693] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16694] chdir("./1769" [pid 16693] <... mprotect resumed>) = 0 [pid 16694] <... chdir resumed>) = 0 [pid 16693] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16694] setpgid(0, 0) = 0 [pid 16693] <... clone resumed>, parent_tid=[16695], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16695 [pid 16694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16693] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16694] <... openat resumed>) = 3 [pid 16693] <... futex resumed>) = 0 [pid 16694] write(3, "1000", 4 [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16694] <... write resumed>) = 4 [pid 16694] close(3) = 0 [pid 16694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16694] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16694] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16696], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16696 ./strace-static-x86_64: Process 16695 attached [pid 16694] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16695] set_robust_list(0x7f1ab25529e0, 24 [pid 16694] <... futex resumed>) = 0 [pid 16695] <... set_robust_list resumed>) = 0 [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16695] mkdirat(AT_FDCWD, "./file0", 000./strace-static-x86_64: Process 16696 attached ) = 0 [pid 16695] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16693] <... futex resumed>) = 0 [pid 16695] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 16693] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16695] pipe2( [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16695] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16695] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16693] <... futex resumed>) = 0 [pid 16695] dup(4 [pid 16693] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16696] set_robust_list(0x7f1ab25529e0, 24 [pid 16695] <... dup resumed>) = 5 [pid 16693] <... futex resumed>) = 0 [pid 16695] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16696] <... set_robust_list resumed>) = 0 [pid 16695] <... futex resumed>) = 0 [pid 16693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16695] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16693] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16696] mkdirat(AT_FDCWD, "./file0", 000 [pid 16695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16693] <... futex resumed>) = 0 [pid 16695] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16696] <... mkdirat resumed>) = 0 [pid 16696] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16694] <... futex resumed>) = 0 [pid 16694] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16696] pipe2([3, 4], 0) = 0 [pid 16696] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16696] <... futex resumed>) = 1 [pid 16694] <... futex resumed>) = 0 [pid 16692] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16696] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16694] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... futex resumed>) = 1 [pid 16691] <... futex resumed>) = 0 [pid 16696] <... futex resumed>) = 0 [pid 16694] <... futex resumed>) = 1 [pid 16692] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16691] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16696] dup(4 [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16691] <... futex resumed>) = 0 [pid 16696] <... dup resumed>) = 5 [pid 16692] write(5, NULL, 1840702809 [pid 16691] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16696] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... write resumed>) = -1 EFAULT (Bad address) [pid 16696] <... futex resumed>) = 1 [pid 16694] <... futex resumed>) = 0 [pid 16692] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16696] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16694] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16692] <... futex resumed>) = 1 [pid 16691] <... futex resumed>) = 0 [pid 16696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16694] <... futex resumed>) = 0 [pid 16692] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16691] exit_group(0 [pid 16696] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16692] <... futex resumed>) = ? [pid 16691] <... exit_group resumed>) = ? [pid 16692] +++ exited with 0 +++ [pid 16691] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16691, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1684", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1684", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1684/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1684/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1684/binderfs" [pid 16695] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... unlink resumed>) = 0 [pid 3615] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1684/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1684/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1684/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1684/file0") = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1684") = 0 [pid 3615] mkdir("./1685", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16695] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16693] <... futex resumed>) = 0 [pid 16695] write(5, NULL, 1840702809 [pid 16693] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16695] <... write resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 16697 attached [pid 16696] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16695] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16693] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16697 [pid 16696] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16695] <... futex resumed>) = 0 [pid 16693] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16697] set_robust_list(0x5555560b95e0, 24 [pid 16696] <... futex resumed>) = 1 [pid 16695] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16694] <... futex resumed>) = 0 [pid 16693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16697] <... set_robust_list resumed>) = 0 [pid 16696] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16694] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16693] exit_group(0 [pid 16696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16694] <... futex resumed>) = 0 [pid 16695] <... futex resumed>) = ? [pid 16693] <... exit_group resumed>) = ? [pid 16697] chdir("./1685" [pid 16696] write(5, NULL, 1840702809 [pid 16695] +++ exited with 0 +++ [pid 16694] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16693] +++ exited with 0 +++ [pid 16697] <... chdir resumed>) = 0 [pid 16696] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16693, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16696] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16696] <... futex resumed>) = 1 [pid 16694] <... futex resumed>) = 0 [pid 16697] <... prctl resumed>) = 0 [pid 16696] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16694] exit_group(0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16697] setpgid(0, 0 [pid 16696] <... futex resumed>) = ? [pid 16694] <... exit_group resumed>) = ? [pid 16697] <... setpgid resumed>) = 0 [pid 16696] +++ exited with 0 +++ [pid 16697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16694] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16694, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16697] <... openat resumed>) = 3 [pid 3616] umount2("./1719", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16697] write(3, "1000", 4 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16697] <... write resumed>) = 4 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1719", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16697] close(3 [pid 3616] <... openat resumed>) = 3 [pid 16697] <... close resumed>) = 0 [pid 3616] fstat(3, [pid 16697] symlink("/dev/binderfs", "./binderfs" [pid 3618] umount2("./1769", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16697] <... symlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1769", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16697] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] umount2("./1719/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] fstat(3, [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16697] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] lstat("./1719/binderfs", [pid 16697] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16697] <... mprotect resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] unlink("./1719/binderfs" [pid 16697] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] umount2("./1769/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... unlink resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] umount2("./1719/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16697] <... clone resumed>, parent_tid=[16698], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16698 [pid 3618] lstat("./1769/binderfs", [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16698 attached [pid 16697] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] lstat("./1719/file0", [pid 16697] <... futex resumed>) = 0 [pid 3618] unlink("./1769/binderfs" [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... unlink resumed>) = 0 [pid 3616] umount2("./1719/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] umount2("./1769/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1719/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] lstat("./1769/file0", [pid 3616] <... openat resumed>) = 4 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] fstat(4, [pid 16698] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] umount2("./1769/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16698] <... set_robust_list resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(4, [pid 3618] openat(AT_FDCWD, "./1769/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16698] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... openat resumed>) = 4 [pid 3616] getdents64(4, [pid 3618] fstat(4, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] close(4 [pid 3618] getdents64(4, [pid 3616] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 3616] rmdir("./1719/file0" [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16698] <... mkdirat resumed>) = 0 [pid 3618] close(4 [pid 3616] <... rmdir resumed>) = 0 [pid 16698] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3616] getdents64(3, [pid 16698] <... futex resumed>) = 1 [pid 16697] <... futex resumed>) = 0 [pid 3618] rmdir("./1769/file0" [pid 16698] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16697] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16697] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] close(3 [pid 16698] pipe2( [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(3, [pid 3616] <... close resumed>) = 0 [pid 16698] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] rmdir("./1719" [pid 16698] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] close(3 [pid 16698] <... futex resumed>) = 1 [pid 16697] <... futex resumed>) = 0 [pid 16698] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16697] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16697] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16698] dup(4 [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... close resumed>) = 0 [pid 3616] mkdir("./1720", 0777 [pid 16698] <... dup resumed>) = 5 [pid 3618] rmdir("./1769" [pid 16698] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16697] <... futex resumed>) = 0 [pid 16698] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16697] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16697] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16698] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] mkdir("./1770", 0777) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16699 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16700 ./strace-static-x86_64: Process 16699 attached [pid 16699] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16699] chdir("./1720") = 0 ./strace-static-x86_64: Process 16700 attached [pid 16699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16698] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16700] set_robust_list(0x5555560b95e0, 24 [pid 16698] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] <... set_robust_list resumed>) = 0 [pid 16699] <... prctl resumed>) = 0 [pid 16698] <... futex resumed>) = 1 [pid 16697] <... futex resumed>) = 0 [pid 16700] chdir("./1770" [pid 16699] setpgid(0, 0 [pid 16698] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16697] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] <... chdir resumed>) = 0 [pid 16699] <... setpgid resumed>) = 0 [pid 16698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16697] <... futex resumed>) = 0 [pid 16700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16698] write(5, NULL, 1840702809 [pid 16697] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16700] <... prctl resumed>) = 0 [pid 16699] <... openat resumed>) = 3 [pid 16698] <... write resumed>) = -1 EFAULT (Bad address) [pid 16699] write(3, "1000", 4) = 4 [pid 16698] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16699] close(3) = 0 [pid 16698] <... futex resumed>) = 1 [pid 16697] <... futex resumed>) = 0 [pid 16700] setpgid(0, 0 [pid 16699] symlink("/dev/binderfs", "./binderfs" [pid 16698] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16697] exit_group(0 [pid 16700] <... setpgid resumed>) = 0 [pid 16699] <... symlink resumed>) = 0 [pid 16698] <... futex resumed>) = ? [pid 16697] <... exit_group resumed>) = ? [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16698] +++ exited with 0 +++ [pid 16699] <... futex resumed>) = 0 [pid 16699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16699] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16699] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16697] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16697, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16699] <... clone resumed>, parent_tid=[16701], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16701 ./strace-static-x86_64: Process 16701 attached [pid 16700] <... openat resumed>) = 3 [pid 16699] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] write(3, "1000", 4 [pid 16699] <... futex resumed>) = 0 [pid 3615] umount2("./1685", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16700] <... write resumed>) = 4 [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16700] close(3 [pid 3615] openat(AT_FDCWD, "./1685", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16700] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16700] symlink("/dev/binderfs", "./binderfs" [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16700] <... symlink resumed>) = 0 [pid 3615] getdents64(3, [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16700] <... futex resumed>) = 0 [pid 3615] umount2("./1685/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16700] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] lstat("./1685/binderfs", [pid 16701] set_robust_list(0x7f1ab25529e0, 24 [pid 16700] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16701] <... set_robust_list resumed>) = 0 [pid 16700] <... mprotect resumed>) = 0 [pid 3615] unlink("./1685/binderfs" [pid 16701] mkdirat(AT_FDCWD, "./file0", 000 [pid 16700] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... unlink resumed>) = 0 [pid 3615] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16700] <... clone resumed>, parent_tid=[16702], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16702 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16701] <... mkdirat resumed>) = 0 [pid 16700] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1685/file0", [pid 16701] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16701] <... futex resumed>) = 1 [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16699] <... futex resumed>) = 0 [pid 3615] umount2("./1685/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16701] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16699] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16699] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1685/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 4 ./strace-static-x86_64: Process 16702 attached [pid 3615] fstat(4, [pid 16702] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16702] <... set_robust_list resumed>) = 0 [pid 3615] getdents64(4, [pid 16702] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] getdents64(4, [pid 16701] pipe2( [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16702] <... mkdirat resumed>) = 0 [pid 16701] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16702] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(4 [pid 16702] <... futex resumed>) = 1 [pid 16701] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] <... futex resumed>) = 0 [pid 16702] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16701] <... futex resumed>) = 1 [pid 16700] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16699] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16701] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16700] <... futex resumed>) = 0 [pid 16699] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1685/file0" [pid 16702] pipe2( [pid 16701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16699] <... futex resumed>) = 0 [pid 16701] dup(4) = 5 [pid 3615] <... rmdir resumed>) = 0 [pid 16701] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16702] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16701] <... futex resumed>) = 0 [pid 16699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] getdents64(3, [pid 16702] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16701] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16699] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16702] <... futex resumed>) = 1 [pid 16701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16700] <... futex resumed>) = 0 [pid 16699] <... futex resumed>) = 0 [pid 3615] close(3 [pid 16702] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16701] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16700] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16700] <... futex resumed>) = 0 [pid 3615] rmdir("./1685" [pid 16702] dup(4 [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 16702] <... dup resumed>) = 5 [pid 3615] mkdir("./1686", 0777 [pid 16702] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 16702] <... futex resumed>) = 1 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16702] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16700] <... futex resumed>) = 0 [pid 16700] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16703 [pid 16702] <... futex resumed>) = 0 [pid 16700] <... futex resumed>) = 1 [pid 16702] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16703 attached [pid 16701] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16703] set_robust_list(0x5555560b95e0, 24 [pid 16701] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16703] <... set_robust_list resumed>) = 0 [pid 16701] <... futex resumed>) = 1 [pid 16703] chdir("./1686" [pid 16701] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16703] <... chdir resumed>) = 0 [pid 16703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16699] <... futex resumed>) = 0 [pid 16703] <... prctl resumed>) = 0 [pid 16699] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16703] setpgid(0, 0 [pid 16701] <... futex resumed>) = 0 [pid 16699] <... futex resumed>) = 1 [pid 16701] write(5, NULL, 1840702809 [pid 16699] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16701] <... write resumed>) = -1 EFAULT (Bad address) [pid 16703] <... setpgid resumed>) = 0 [pid 16701] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16701] <... futex resumed>) = 1 [pid 16699] <... futex resumed>) = 0 [pid 16703] write(3, "1000", 4 [pid 16701] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16699] exit_group(0 [pid 16703] <... write resumed>) = 4 [pid 16703] close(3) = 0 [pid 16703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16703] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16703] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16699] <... exit_group resumed>) = ? [pid 16701] <... futex resumed>) = ? [pid 16703] <... clone resumed>, parent_tid=[16704], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16704 [pid 16703] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16704 attached [pid 16704] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16704] mkdirat(AT_FDCWD, "./file0", 000 [pid 16701] +++ exited with 0 +++ [pid 16699] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16699, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] umount2("./1720", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1720", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16704] <... mkdirat resumed>) = 0 [pid 3616] fstat(3, [pid 16704] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] getdents64(3, [pid 16703] <... futex resumed>) = 0 [pid 16703] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16703] <... futex resumed>) = 0 [pid 16702] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1720/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16702] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16704] <... futex resumed>) = 1 [pid 16702] <... futex resumed>) = 1 [pid 16700] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16704] pipe2( [pid 16700] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16702] write(5, NULL, 1840702809 [pid 3616] lstat("./1720/binderfs", [pid 16704] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16702] <... write resumed>) = -1 EFAULT (Bad address) [pid 16700] <... futex resumed>) = 0 [pid 16704] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16702] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16700] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16704] <... futex resumed>) = 1 [pid 16703] <... futex resumed>) = 0 [pid 16702] <... futex resumed>) = 0 [pid 16700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] unlink("./1720/binderfs" [pid 16704] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16703] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16702] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16700] exit_group(0 [pid 16704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16703] <... futex resumed>) = 0 [pid 16700] <... exit_group resumed>) = ? [pid 3616] <... unlink resumed>) = 0 [pid 16702] <... futex resumed>) = ? [pid 16704] dup(4 [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1720/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16704] <... dup resumed>) = 5 [pid 16704] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16704] <... futex resumed>) = 1 [pid 16703] <... futex resumed>) = 0 [pid 3616] lstat("./1720/file0", [pid 16704] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16703] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16703] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16704] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16702] +++ exited with 0 +++ [pid 16700] +++ exited with 0 +++ [pid 3616] umount2("./1720/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16700, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1720/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3618] umount2("./1770", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] openat(AT_FDCWD, "./1770", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] getdents64(4, [pid 3618] <... openat resumed>) = 3 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] fstat(3, [pid 3616] getdents64(4, [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] getdents64(3, [pid 3616] close(4 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... close resumed>) = 0 [pid 3618] umount2("./1770/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1720/file0" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3618] lstat("./1770/binderfs", [pid 3616] getdents64(3, [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] unlink("./1770/binderfs" [pid 3616] close(3 [pid 3618] <... unlink resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3618] umount2("./1770/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] rmdir("./1720" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... rmdir resumed>) = 0 [pid 3618] lstat("./1770/file0", [pid 3616] mkdir("./1721", 0777 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3618] umount2("./1770/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1770/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16705 ./strace-static-x86_64: Process 16705 attached [pid 3618] <... openat resumed>) = 4 [pid 16705] set_robust_list(0x5555560b95e0, 24 [pid 3618] fstat(4, [pid 16705] <... set_robust_list resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16705] chdir("./1721" [pid 3618] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16705] <... chdir resumed>) = 0 [pid 3618] close(4 [pid 16705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3618] <... close resumed>) = 0 [pid 16705] setpgid(0, 0 [pid 3618] rmdir("./1770/file0" [pid 16705] <... setpgid resumed>) = 0 [pid 16705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 16705] <... openat resumed>) = 3 [pid 3618] rmdir("./1770" [pid 16705] write(3, "1000", 4 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1771", 0777 [pid 16705] <... write resumed>) = 4 [pid 3618] <... mkdir resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16706 attached [pid 16704] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16706] set_robust_list(0x5555560b95e0, 24 [pid 16705] close(3 [pid 16704] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16706 [pid 16706] <... set_robust_list resumed>) = 0 [pid 16705] <... close resumed>) = 0 [pid 16704] <... futex resumed>) = 1 [pid 16703] <... futex resumed>) = 0 [pid 16706] chdir("./1771" [pid 16705] symlink("/dev/binderfs", "./binderfs" [pid 16704] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16703] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16706] <... chdir resumed>) = 0 [pid 16705] <... symlink resumed>) = 0 [pid 16704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16703] <... futex resumed>) = 0 [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16704] write(5, NULL, 1840702809 [pid 16703] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16705] <... futex resumed>) = 0 [pid 16704] <... write resumed>) = -1 EFAULT (Bad address) [pid 16705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16704] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16705] <... mmap resumed>) = 0x7f1ab2532000 [pid 16704] <... futex resumed>) = 1 [pid 16703] <... futex resumed>) = 0 [pid 16706] <... prctl resumed>) = 0 [pid 16705] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16704] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16703] exit_group(0 [pid 16706] setpgid(0, 0 [pid 16705] <... mprotect resumed>) = 0 [pid 16704] <... futex resumed>) = ? [pid 16703] <... exit_group resumed>) = ? [pid 16706] <... setpgid resumed>) = 0 [pid 16705] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16704] +++ exited with 0 +++ [pid 16703] +++ exited with 0 +++ [pid 16706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16703, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16705] <... clone resumed>, parent_tid=[16707], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16707 [pid 16705] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16706] <... openat resumed>) = 3 [pid 16705] <... futex resumed>) = 0 [pid 16706] write(3, "1000", 4 [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16706] <... write resumed>) = 4 ./strace-static-x86_64: Process 16707 attached [pid 16706] close(3 [pid 16707] set_robust_list(0x7f1ab25529e0, 24 [pid 16706] <... close resumed>) = 0 [pid 16706] symlink("/dev/binderfs", "./binderfs" [pid 16707] <... set_robust_list resumed>) = 0 [pid 3615] umount2("./1686", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16707] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16706] <... symlink resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1686", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16707] <... mkdirat resumed>) = 0 [pid 16706] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] fstat(3, [pid 16706] <... mmap resumed>) = 0x7f1ab2532000 [pid 16706] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16706] <... mprotect resumed>) = 0 [pid 16707] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16705] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16707] pipe2( [pid 16706] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16705] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16707] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16705] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16707] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16706] <... clone resumed>, parent_tid=[16708], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16708 [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1686/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16707] <... futex resumed>) = 0 [pid 16706] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16707] dup(4 [pid 16706] <... futex resumed>) = 0 [pid 16705] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1686/binderfs", [pid 16707] <... dup resumed>) = 5 [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16705] <... futex resumed>) = 0 [pid 16707] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16707] <... futex resumed>) = 0 [pid 16705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] unlink("./1686/binderfs" [pid 16707] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16705] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16705] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16707] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16708 attached ) = -1 EINVAL (Invalid argument) [pid 16708] set_robust_list(0x7f1ab25529e0, 24 [pid 3615] lstat("./1686/file0", [pid 16708] <... set_robust_list resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16708] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1686/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16708] <... mkdirat resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16708] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1686/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16708] <... futex resumed>) = 1 [pid 16706] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16708] pipe2( [pid 16706] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(4, [pid 16708] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16706] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16708] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(4, [pid 16708] <... futex resumed>) = 0 [pid 16706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16708] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16706] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16706] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16708] dup(4 [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(4 [pid 16708] <... dup resumed>) = 5 [pid 3615] <... close resumed>) = 0 [pid 16708] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1686/file0" [pid 16708] <... futex resumed>) = 1 [pid 16706] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16708] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16706] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16706] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16708] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3) = 0 [pid 3615] rmdir("./1686") = 0 [pid 3615] mkdir("./1687", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 16709 attached , child_tidptr=0x5555560b95d0) = 16709 [pid 16709] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16709] chdir("./1687") = 0 [pid 16709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16709] setpgid(0, 0) = 0 [pid 16709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16707] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16707] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16705] <... futex resumed>) = 0 [pid 16707] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16705] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16705] <... futex resumed>) = 0 [pid 16707] write(5, NULL, 1840702809 [pid 16705] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16707] <... write resumed>) = -1 EFAULT (Bad address) [pid 16707] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16705] <... futex resumed>) = 0 [pid 16707] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16705] exit_group(0 [pid 16707] <... futex resumed>) = ? [pid 16705] <... exit_group resumed>) = ? [pid 16707] +++ exited with 0 +++ [pid 16705] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16705, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16709] <... openat resumed>) = 3 [pid 16709] write(3, "1000", 4) = 4 [pid 16709] close(3) = 0 [pid 16709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16708] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16708] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16709] <... mmap resumed>) = 0x7f1ab2532000 [pid 16708] <... futex resumed>) = 1 [pid 16706] <... futex resumed>) = 0 [pid 3616] umount2("./1721", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16709] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16708] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16706] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16709] <... mprotect resumed>) = 0 [pid 16708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16706] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16709] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16708] write(5, NULL, 1840702809 [pid 16706] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1721", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16708] <... write resumed>) = -1 EFAULT (Bad address) [pid 16709] <... clone resumed>, parent_tid=[16710], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16710 [pid 16708] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16709] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16708] <... futex resumed>) = 1 [pid 16706] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16709] <... futex resumed>) = 0 [pid 16708] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16706] exit_group(0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16708] <... futex resumed>) = ? [pid 16706] <... exit_group resumed>) = ? [pid 3616] getdents64(3, ./strace-static-x86_64: Process 16710 attached [pid 16708] +++ exited with 0 +++ [pid 16706] +++ exited with 0 +++ [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16710] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] umount2("./1721/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16706, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] umount2("./1771", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1721/binderfs", [pid 3618] openat(AT_FDCWD, "./1771", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16710] <... set_robust_list resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] unlink("./1721/binderfs" [pid 16710] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] fstat(3, [pid 16710] <... mkdirat resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16710] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 3616] umount2("./1721/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16710] <... futex resumed>) = 1 [pid 16709] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16710] pipe2( [pid 16709] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1771/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16710] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16709] <... futex resumed>) = 0 [pid 3616] lstat("./1721/file0", [pid 16710] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16710] <... futex resumed>) = 0 [pid 16709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16710] dup(4 [pid 16709] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1771/binderfs", [pid 3616] umount2("./1721/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16710] <... dup resumed>) = 5 [pid 16709] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16710] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] unlink("./1771/binderfs" [pid 3616] openat(AT_FDCWD, "./1721/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16710] <... futex resumed>) = 0 [pid 16709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16710] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16709] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 16710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16709] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16710] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1771/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] fstat(4, [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1771/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1721/file0") = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1721") = 0 [pid 3616] mkdir("./1722", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16711 [pid 3618] umount2("./1771/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16711 attached ) = -1 EINVAL (Invalid argument) [pid 3618] openat(AT_FDCWD, "./1771/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16711] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16711] chdir("./1722" [pid 3618] fstat(4, [pid 16711] <... chdir resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] getdents64(4, [pid 16711] <... prctl resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] getdents64(4, [pid 16711] setpgid(0, 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16711] <... setpgid resumed>) = 0 [pid 3618] close(4 [pid 16711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] <... close resumed>) = 0 [pid 16711] <... openat resumed>) = 3 [pid 3618] rmdir("./1771/file0" [pid 16711] write(3, "1000", 4) = 4 [pid 3618] <... rmdir resumed>) = 0 [pid 16711] close(3 [pid 3618] getdents64(3, [pid 16711] <... close resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16711] symlink("/dev/binderfs", "./binderfs" [pid 3618] close(3 [pid 16711] <... symlink resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] rmdir("./1771" [pid 16711] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3618] mkdir("./1772", 0777 [pid 16711] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... mkdir resumed>) = 0 [pid 16711] <... mprotect resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16711] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16713 attached , parent_tid=[16713], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16713 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16712 [pid 16713] set_robust_list(0x7f1ab25529e0, 24 [pid 16711] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16713] <... set_robust_list resumed>) = 0 [pid 16711] <... futex resumed>) = 0 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16713] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16713] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16711] <... futex resumed>) = 0 [pid 16713] pipe2( [pid 16711] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16710] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16713] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16711] <... futex resumed>) = 0 [pid 16710] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16713] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16710] <... futex resumed>) = 1 [pid 16709] <... futex resumed>) = 0 [pid 16713] <... futex resumed>) = 0 [pid 16711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16710] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16709] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16712 attached [pid 16713] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16711] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16709] <... futex resumed>) = 0 [pid 16713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16712] set_robust_list(0x5555560b95e0, 24 [pid 16711] <... futex resumed>) = 0 [pid 16710] write(5, NULL, 1840702809 [pid 16709] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16713] dup(4 [pid 16712] <... set_robust_list resumed>) = 0 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16710] <... write resumed>) = -1 EFAULT (Bad address) [pid 16713] <... dup resumed>) = 5 [pid 16712] chdir("./1772" [pid 16710] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16713] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16710] <... futex resumed>) = 1 [pid 16709] <... futex resumed>) = 0 [pid 16713] <... futex resumed>) = 1 [pid 16712] <... chdir resumed>) = 0 [pid 16711] <... futex resumed>) = 0 [pid 16710] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16709] exit_group(0 [pid 16713] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16711] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16710] <... futex resumed>) = ? [pid 16709] <... exit_group resumed>) = ? [pid 16712] <... prctl resumed>) = 0 [pid 16711] <... futex resumed>) = 0 [pid 16710] +++ exited with 0 +++ [pid 16712] setpgid(0, 0) = 0 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16709] +++ exited with 0 +++ [pid 16712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16709, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16712] write(3, "1000", 4 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16712] <... write resumed>) = 4 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16712] close(3) = 0 [pid 16712] symlink("/dev/binderfs", "./binderfs" [pid 3615] umount2("./1687", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16712] <... symlink resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1687", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16712] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 16712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] fstat(3, [pid 16712] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16712] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] getdents64(3, [pid 16712] <... mprotect resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16712] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./1687/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16712] <... clone resumed>, parent_tid=[16714], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16714 [pid 3615] lstat("./1687/binderfs", [pid 16712] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16712] <... futex resumed>) = 0 [pid 3615] unlink("./1687/binderfs" [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3615] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1687/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1687/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1687/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1687/file0"./strace-static-x86_64: Process 16714 attached [pid 16713] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] <... rmdir resumed>) = 0 [pid 16714] set_robust_list(0x7f1ab25529e0, 24 [pid 16713] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 16714] <... set_robust_list resumed>) = 0 [pid 16713] <... futex resumed>) = 1 [pid 16711] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16714] mkdirat(AT_FDCWD, "./file0", 000 [pid 16713] write(5, NULL, 1840702809 [pid 16711] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 16713] <... write resumed>) = -1 EFAULT (Bad address) [pid 16711] <... futex resumed>) = 0 [pid 16714] <... mkdirat resumed>) = 0 [pid 16713] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16711] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16714] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16713] <... futex resumed>) = 0 [pid 16711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] rmdir("./1687" [pid 16714] <... futex resumed>) = 1 [pid 16713] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] <... futex resumed>) = 0 [pid 16711] exit_group(0 [pid 16714] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16711] <... exit_group resumed>) = ? [pid 16713] <... futex resumed>) = ? [pid 3615] <... rmdir resumed>) = 0 [pid 16714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16712] <... futex resumed>) = 0 [pid 3615] mkdir("./1688", 0777 [pid 16714] pipe2( [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 16714] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16713] +++ exited with 0 +++ [pid 16711] +++ exited with 0 +++ [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16714] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16715 attached ) = 1 [pid 16712] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16711, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16715 [pid 16714] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16712] <... futex resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 16714] dup(4 [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16715] set_robust_list(0x5555560b95e0, 24 [pid 16714] <... dup resumed>) = 5 [pid 16714] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1722", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16714] <... futex resumed>) = 1 [pid 16712] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16714] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] openat(AT_FDCWD, "./1722", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16715] <... set_robust_list resumed>) = 0 [pid 16714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16712] <... futex resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16715] chdir("./1688" [pid 16714] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] fstat(3, [pid 16715] <... chdir resumed>) = 0 [pid 16715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16715] <... prctl resumed>) = 0 [pid 3616] getdents64(3, [pid 16715] setpgid(0, 0) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] umount2("./1722/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16715] <... openat resumed>) = 3 [pid 16714] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16715] write(3, "1000", 4 [pid 16714] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1722/binderfs", [pid 16715] <... write resumed>) = 4 [pid 16714] <... futex resumed>) = 1 [pid 16712] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16715] close(3 [pid 16714] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] unlink("./1722/binderfs" [pid 16715] <... close resumed>) = 0 [pid 16714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16712] <... futex resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16715] symlink("/dev/binderfs", "./binderfs" [pid 16714] write(5, NULL, 1840702809 [pid 16712] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1722/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16715] <... symlink resumed>) = 0 [pid 16714] <... write resumed>) = -1 EFAULT (Bad address) [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16714] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1722/file0", [pid 16715] <... futex resumed>) = 0 [pid 16714] <... futex resumed>) = 1 [pid 16712] <... futex resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16714] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16712] exit_group(0 [pid 3616] umount2("./1722/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16715] <... mmap resumed>) = 0x7f1ab2532000 [pid 16714] <... futex resumed>) = ? [pid 16712] <... exit_group resumed>) = ? [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16715] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16714] +++ exited with 0 +++ [pid 16712] +++ exited with 0 +++ [pid 3616] openat(AT_FDCWD, "./1722/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16715] <... mprotect resumed>) = 0 [pid 3616] <... openat resumed>) = 4 [pid 16715] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16712, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] fstat(4, [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16715] <... clone resumed>, parent_tid=[16716], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16716 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3616] getdents64(4, [pid 16715] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16715] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1772", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] close(4 [pid 3618] openat(AT_FDCWD, "./1772", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... close resumed>) = 0 [pid 3618] <... openat resumed>) = 3 [pid 3616] rmdir("./1722/file0"./strace-static-x86_64: Process 16716 attached [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] getdents64(3, [pid 16716] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16716] <... set_robust_list resumed>) = 0 [pid 3618] umount2("./1772/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] close(3 [pid 16716] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... close resumed>) = 0 [pid 3618] lstat("./1772/binderfs", [pid 3616] rmdir("./1722" [pid 16716] <... mkdirat resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16716] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] unlink("./1772/binderfs" [pid 16716] <... futex resumed>) = 1 [pid 16715] <... futex resumed>) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3616] mkdir("./1723", 0777 [pid 16716] pipe2( [pid 16715] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1772/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16716] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16715] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 16716] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] lstat("./1772/file0", [pid 16716] <... futex resumed>) = 0 [pid 16715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16716] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16715] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1772/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16715] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16716] dup(4 [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1772/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16716] <... dup resumed>) = 5 [pid 3618] <... openat resumed>) = 4 [pid 16716] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(4, [pid 16716] <... futex resumed>) = 1 [pid 16715] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16717 [pid 16716] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16715] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16715] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16716] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, ./strace-static-x86_64: Process 16717 attached [pid 16717] set_robust_list(0x5555560b95e0, 24) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16717] chdir("./1723" [pid 3618] close(4 [pid 16717] <... chdir resumed>) = 0 [pid 16717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16717] setpgid(0, 0 [pid 3618] <... close resumed>) = 0 [pid 16717] <... setpgid resumed>) = 0 [pid 3618] rmdir("./1772/file0" [pid 16717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] <... rmdir resumed>) = 0 [pid 16717] write(3, "1000", 4 [pid 3618] getdents64(3, [pid 16717] <... write resumed>) = 4 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16717] close(3) = 0 [pid 16717] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16717] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16717] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] close(3) = 0 [pid 16717] <... clone resumed>, parent_tid=[16718], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16718 [pid 3618] rmdir("./1772"./strace-static-x86_64: Process 16718 attached [pid 16717] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16716] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16718] set_robust_list(0x7f1ab25529e0, 24 [pid 16717] <... futex resumed>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 16716] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16718] <... set_robust_list resumed>) = 0 [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] mkdir("./1773", 0777 [pid 16716] <... futex resumed>) = 1 [pid 16718] mkdirat(AT_FDCWD, "./file0", 000 [pid 16715] <... futex resumed>) = 0 [pid 16716] write(5, NULL, 1840702809 [pid 16715] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16718] <... mkdirat resumed>) = 0 [pid 16716] <... write resumed>) = -1 EFAULT (Bad address) [pid 16715] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16718] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16716] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16715] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16719 attached [pid 16718] <... futex resumed>) = 1 [pid 16717] <... futex resumed>) = 0 [pid 16716] <... futex resumed>) = 0 [pid 16715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16719] set_robust_list(0x5555560b95e0, 24 [pid 16718] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16717] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16716] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16715] exit_group(0 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16719 [pid 16719] <... set_robust_list resumed>) = 0 [pid 16718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16717] <... futex resumed>) = 0 [pid 16716] <... futex resumed>) = ? [pid 16715] <... exit_group resumed>) = ? [pid 16719] chdir("./1773" [pid 16718] pipe2( [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16716] +++ exited with 0 +++ [pid 16718] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16715] +++ exited with 0 +++ [pid 16719] <... chdir resumed>) = 0 [pid 16718] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16718] <... futex resumed>) = 1 [pid 16717] <... futex resumed>) = 0 [pid 16719] <... prctl resumed>) = 0 [pid 16718] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16717] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16715, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16719] setpgid(0, 0 [pid 16718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16717] <... futex resumed>) = 0 [pid 3615] umount2("./1688", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16719] <... setpgid resumed>) = 0 [pid 16718] dup(4 [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16718] <... dup resumed>) = 5 [pid 16718] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1688", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16719] <... openat resumed>) = 3 [pid 16718] <... futex resumed>) = 1 [pid 16717] <... futex resumed>) = 0 [pid 16719] write(3, "1000", 4 [pid 16718] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16717] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 16719] <... write resumed>) = 4 [pid 16718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16717] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 16719] close(3 [pid 16718] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16719] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1688/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16719] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16719] <... futex resumed>) = 0 [pid 3615] lstat("./1688/binderfs", [pid 16719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16719] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] unlink("./1688/binderfs" [pid 16719] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16719] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16719] <... clone resumed>, parent_tid=[16720], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16720 [pid 16719] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16720 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16718] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] lstat("./1688/file0", [pid 16720] set_robust_list(0x7f1ab25529e0, 24 [pid 16718] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16720] <... set_robust_list resumed>) = 0 [pid 16718] <... futex resumed>) = 1 [pid 16717] <... futex resumed>) = 0 [pid 3615] umount2("./1688/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16717] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16717] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1688/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16718] write(5, NULL, 1840702809 [pid 16717] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 4 [pid 16718] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16718] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(4, [pid 16718] <... futex resumed>) = 1 [pid 16717] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16718] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16717] exit_group(0 [pid 3615] getdents64(4, [pid 16717] <... exit_group resumed>) = ? [pid 16718] <... futex resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1688/file0") = 0 [pid 3615] getdents64(3, [pid 16718] +++ exited with 0 +++ [pid 16717] +++ exited with 0 +++ [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16720] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16717, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] close(3 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... close resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] rmdir("./1688" [pid 16720] <... mkdirat resumed>) = 0 [pid 16720] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16720] <... futex resumed>) = 1 [pid 16719] <... futex resumed>) = 0 [pid 3616] umount2("./1723", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] mkdir("./1689", 0777 [pid 16720] pipe2( [pid 16719] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... mkdir resumed>) = 0 [pid 16719] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1723", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16720] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 3 ./strace-static-x86_64: Process 16721 attached [pid 16720] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(3, [pid 16721] set_robust_list(0x5555560b95e0, 24 [pid 16720] <... futex resumed>) = 1 [pid 16719] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16721 [pid 16721] <... set_robust_list resumed>) = 0 [pid 16720] dup(4 [pid 16719] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16721] chdir("./1689" [pid 16720] <... dup resumed>) = 5 [pid 16719] <... futex resumed>) = 0 [pid 16721] <... chdir resumed>) = 0 [pid 16720] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16720] <... futex resumed>) = 0 [pid 16719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] umount2("./1723/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16721] <... prctl resumed>) = 0 [pid 16720] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16719] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16721] setpgid(0, 0 [pid 16720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16719] <... futex resumed>) = 0 [pid 3616] lstat("./1723/binderfs", [pid 16721] <... setpgid resumed>) = 0 [pid 16720] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16721] <... openat resumed>) = 3 [pid 3616] unlink("./1723/binderfs" [pid 16721] write(3, "1000", 4) = 4 [pid 3616] <... unlink resumed>) = 0 [pid 16721] close(3) = 0 [pid 3616] umount2("./1723/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1723/file0", [pid 16721] <... futex resumed>) = 0 [pid 16721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16721] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16721] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16722], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16722 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16721] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1723/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16721] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1723/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16722 attached [pid 16722] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16722] <... set_robust_list resumed>) = 0 [pid 3616] getdents64(4, [pid 16720] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16722] mkdirat(AT_FDCWD, "./file0", 000 [pid 16720] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16720] <... futex resumed>) = 1 [pid 16719] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16720] write(5, NULL, 1840702809 [pid 16719] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16722] <... mkdirat resumed>) = 0 [pid 16720] <... write resumed>) = -1 EFAULT (Bad address) [pid 16719] <... futex resumed>) = 0 [pid 3616] rmdir("./1723/file0" [pid 16722] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16720] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16719] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... rmdir resumed>) = 0 [pid 16722] <... futex resumed>) = 1 [pid 16721] <... futex resumed>) = 0 [pid 16720] <... futex resumed>) = 0 [pid 16719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16722] pipe2( [pid 16721] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16719] exit_group(0 [pid 3616] getdents64(3, [pid 16722] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16721] <... futex resumed>) = 0 [pid 16719] <... exit_group resumed>) = ? [pid 16722] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16722] <... futex resumed>) = 0 [pid 16721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] close(3 [pid 16722] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16721] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 16722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16721] <... futex resumed>) = 0 [pid 3616] rmdir("./1723" [pid 16722] dup(4 [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16720] +++ exited with 0 +++ [pid 16719] +++ exited with 0 +++ [pid 16722] <... dup resumed>) = 5 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16719, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3616] <... rmdir resumed>) = 0 [pid 16722] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1724", 0777 [pid 16722] <... futex resumed>) = 1 [pid 16721] <... futex resumed>) = 0 [pid 16722] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16721] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1773", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16721] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] <... mkdir resumed>) = 0 [pid 16722] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1773", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... openat resumed>) = 3 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16723 [pid 3618] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] umount2("./1773/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16723 attached [pid 3618] lstat("./1773/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] unlink("./1773/binderfs") = 0 [pid 3618] umount2("./1773/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1773/file0", [pid 16723] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16722] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16722] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1773/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16723] chdir("./1724" [pid 16722] <... futex resumed>) = 1 [pid 16721] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16723] <... chdir resumed>) = 0 [pid 16722] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16721] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1773/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16721] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 16723] <... prctl resumed>) = 0 [pid 16722] write(5, NULL, 1840702809 [pid 16721] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] fstat(4, [pid 16723] setpgid(0, 0 [pid 16722] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16723] <... setpgid resumed>) = 0 [pid 16722] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16722] <... futex resumed>) = 1 [pid 16721] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16723] <... openat resumed>) = 3 [pid 16722] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16721] exit_group(0 [pid 3618] getdents64(4, [pid 16723] write(3, "1000", 4 [pid 16722] <... futex resumed>) = ? [pid 16721] <... exit_group resumed>) = ? [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16723] <... write resumed>) = 4 [pid 16722] +++ exited with 0 +++ [pid 16721] +++ exited with 0 +++ [pid 3618] close(4 [pid 16723] close(3) = 0 [pid 3618] <... close resumed>) = 0 [pid 16723] symlink("/dev/binderfs", "./binderfs" [pid 3618] rmdir("./1773/file0" [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16721, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16723] <... symlink resumed>) = 0 [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 3618] <... rmdir resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16723] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] getdents64(3, [pid 16723] <... mprotect resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 16723] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3 [pid 16723] <... clone resumed>, parent_tid=[16724], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16724 [pid 16723] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16723] <... futex resumed>) = 0 [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] rmdir("./1773" [pid 3615] umount2("./1689", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16724 attached [pid 16724] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1774", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16724] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1689", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... openat resumed>) = 3 [pid 3615] fstat(3, [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16725 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1689/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16724] <... mkdirat resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16724] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1689/binderfs", [pid 16723] <... futex resumed>) = 0 [pid 16723] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16723] <... futex resumed>) = 0 [pid 3615] unlink("./1689/binderfs" [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16724] <... futex resumed>) = 1 [pid 16724] pipe2( [pid 3615] <... unlink resumed>) = 0 [pid 16724] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16724] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 16725 attached [pid 16724] <... futex resumed>) = 1 [pid 16723] <... futex resumed>) = 0 [pid 3615] lstat("./1689/file0", [pid 16723] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16724] dup(4 [pid 3615] umount2("./1689/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16724] <... dup resumed>) = 5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16724] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./1689/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16724] <... futex resumed>) = 1 [pid 16723] <... futex resumed>) = 0 [pid 16723] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 4 [pid 16725] set_robust_list(0x5555560b95e0, 24 [pid 16724] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16723] <... futex resumed>) = 0 [pid 3615] fstat(4, [pid 16725] <... set_robust_list resumed>) = 0 [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16725] chdir("./1774" [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16725] <... chdir resumed>) = 0 [pid 3615] getdents64(4, [pid 16725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16725] <... prctl resumed>) = 0 [pid 3615] getdents64(4, [pid 16725] setpgid(0, 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16725] <... setpgid resumed>) = 0 [pid 3615] close(4 [pid 16725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1689/file0" [pid 16725] <... openat resumed>) = 3 [pid 16725] write(3, "1000", 4 [pid 3615] <... rmdir resumed>) = 0 [pid 16725] <... write resumed>) = 4 [pid 16725] close(3 [pid 3615] getdents64(3, [pid 16725] <... close resumed>) = 0 [pid 16725] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16725] <... symlink resumed>) = 0 [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 16725] <... futex resumed>) = 0 [pid 16725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... close resumed>) = 0 [pid 16725] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] rmdir("./1689" [pid 16725] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1690", 0777 [pid 16725] <... mprotect resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16726 [pid 16725] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16727], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16727 [pid 16725] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16727 attached ./strace-static-x86_64: Process 16726 attached [pid 16724] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16727] set_robust_list(0x7f1ab25529e0, 24 [pid 16726] set_robust_list(0x5555560b95e0, 24 [pid 16724] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16727] <... set_robust_list resumed>) = 0 [pid 16726] <... set_robust_list resumed>) = 0 [pid 16724] <... futex resumed>) = 1 [pid 16723] <... futex resumed>) = 0 [pid 16727] mkdirat(AT_FDCWD, "./file0", 000 [pid 16726] chdir("./1690" [pid 16724] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16723] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16727] <... mkdirat resumed>) = 0 [pid 16726] <... chdir resumed>) = 0 [pid 16724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16723] <... futex resumed>) = 0 [pid 16727] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16724] write(5, NULL, 1840702809 [pid 16723] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16727] <... futex resumed>) = 1 [pid 16726] <... prctl resumed>) = 0 [pid 16725] <... futex resumed>) = 0 [pid 16724] <... write resumed>) = -1 EFAULT (Bad address) [pid 16727] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16726] setpgid(0, 0 [pid 16725] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16724] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16726] <... setpgid resumed>) = 0 [pid 16725] <... futex resumed>) = 0 [pid 16724] <... futex resumed>) = 1 [pid 16723] <... futex resumed>) = 0 [pid 16727] pipe2( [pid 16726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16724] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16723] exit_group(0 [pid 16727] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16726] <... openat resumed>) = 3 [pid 16724] <... futex resumed>) = ? [pid 16723] <... exit_group resumed>) = ? [pid 16726] write(3, "1000", 4 [pid 16724] +++ exited with 0 +++ [pid 16727] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16726] <... write resumed>) = 4 [pid 16723] +++ exited with 0 +++ [pid 16727] <... futex resumed>) = 1 [pid 16725] <... futex resumed>) = 0 [pid 16727] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16726] close(3 [pid 16725] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16723, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16726] <... close resumed>) = 0 [pid 16725] <... futex resumed>) = 0 [pid 16727] dup(4 [pid 16726] symlink("/dev/binderfs", "./binderfs" [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16727] <... dup resumed>) = 5 [pid 16726] <... symlink resumed>) = 0 [pid 16727] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1724", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16727] <... futex resumed>) = 1 [pid 16726] <... futex resumed>) = 0 [pid 16725] <... futex resumed>) = 0 [pid 16727] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16725] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16726] <... mmap resumed>) = 0x7f1ab2532000 [pid 16725] <... futex resumed>) = 0 [pid 16726] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16727] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] openat(AT_FDCWD, "./1724", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16726] <... mprotect resumed>) = 0 [pid 16726] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... openat resumed>) = 3 [pid 16726] <... clone resumed>, parent_tid=[16728], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16728 [pid 16726] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16728 attached [pid 16728] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3616] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16728] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] umount2("./1724/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1724/binderfs", [pid 16728] <... mkdirat resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16728] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16726] <... futex resumed>) = 0 [pid 16726] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16728] <... futex resumed>) = 1 [pid 16728] pipe2([3, 4], 0) = 0 [pid 16728] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16726] <... futex resumed>) = 0 [pid 16726] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] unlink("./1724/binderfs" [pid 16728] <... futex resumed>) = 1 [pid 16728] dup(4) = 5 [pid 16728] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... unlink resumed>) = 0 [pid 3616] umount2("./1724/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16728] <... futex resumed>) = 1 [pid 16726] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16728] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16726] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1724/file0", [pid 16726] <... futex resumed>) = 0 [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1724/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1724/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3616] close(4) = 0 [pid 3616] rmdir("./1724/file0") = 0 [pid 3616] getdents64(3, [pid 16727] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3) = 0 [pid 3616] rmdir("./1724") = 0 [pid 3616] mkdir("./1725", 0777) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16729 ./strace-static-x86_64: Process 16729 attached [pid 16729] set_robust_list(0x5555560b95e0, 24 [pid 16728] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16727] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16729] <... set_robust_list resumed>) = 0 [pid 16727] <... futex resumed>) = 1 [pid 16728] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16725] <... futex resumed>) = 0 [pid 16728] <... futex resumed>) = 1 [pid 16727] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16726] <... futex resumed>) = 0 [pid 16725] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16729] chdir("./1725" [pid 16728] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16726] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16725] <... futex resumed>) = 0 [pid 16728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16727] write(5, NULL, 1840702809 [pid 16726] <... futex resumed>) = 0 [pid 16725] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16729] <... chdir resumed>) = 0 [pid 16728] write(5, NULL, 1840702809 [pid 16727] <... write resumed>) = -1 EFAULT (Bad address) [pid 16726] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16728] <... write resumed>) = -1 EFAULT (Bad address) [pid 16727] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16729] <... prctl resumed>) = 0 [pid 16728] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16727] <... futex resumed>) = 1 [pid 16725] <... futex resumed>) = 0 [pid 16729] setpgid(0, 0 [pid 16728] <... futex resumed>) = 1 [pid 16727] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16726] <... futex resumed>) = 0 [pid 16725] exit_group(0 [pid 16729] <... setpgid resumed>) = 0 [pid 16728] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16727] <... futex resumed>) = ? [pid 16726] exit_group(0 [pid 16725] <... exit_group resumed>) = ? [pid 16729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16727] +++ exited with 0 +++ [pid 16726] <... exit_group resumed>) = ? [pid 16728] <... futex resumed>) = ? [pid 16725] +++ exited with 0 +++ [pid 16729] <... openat resumed>) = 3 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16725, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 16728] +++ exited with 0 +++ [pid 16726] +++ exited with 0 +++ [pid 16729] write(3, "1000", 4) = 4 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16726, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16729] close(3 [pid 3618] umount2("./1774", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 16729] <... close resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... restart_syscall resumed>) = 0 [pid 16729] symlink("/dev/binderfs", "./binderfs" [pid 3618] openat(AT_FDCWD, "./1774", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16729] <... symlink resumed>) = 0 [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] <... openat resumed>) = 3 [pid 16729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] fstat(3, [pid 16729] <... mmap resumed>) = 0x7f1ab2532000 [pid 16729] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] umount2("./1690", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16729] <... mprotect resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16729] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] openat(AT_FDCWD, "./1690", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] umount2("./1774/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... openat resumed>) = 3 [pid 16729] <... clone resumed>, parent_tid=[16730], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16730 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] fstat(3, [pid 16729] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] lstat("./1774/binderfs", [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16729] <... futex resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(3, [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] unlink("./1774/binderfs" [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16730 attached [pid 16730] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] <... unlink resumed>) = 0 [pid 3615] umount2("./1690/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16730] <... set_robust_list resumed>) = 0 [pid 3618] umount2("./1774/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16730] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1774/file0", [pid 3615] lstat("./1690/binderfs", [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3618] umount2("./1774/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16730] <... mkdirat resumed>) = 0 [pid 3615] unlink("./1690/binderfs" [pid 16730] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16730] <... futex resumed>) = 1 [pid 16729] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1774/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... unlink resumed>) = 0 [pid 16730] pipe2( [pid 16729] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... openat resumed>) = 4 [pid 3615] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16730] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16729] <... futex resumed>) = 0 [pid 3618] fstat(4, [pid 16730] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16730] <... futex resumed>) = 0 [pid 16729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] getdents64(4, [pid 3615] lstat("./1690/file0", [pid 16730] dup(4 [pid 16729] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16730] <... dup resumed>) = 5 [pid 16729] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 3615] umount2("./1690/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16730] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16730] <... futex resumed>) = 0 [pid 16729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] close(4 [pid 3615] openat(AT_FDCWD, "./1690/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16730] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16729] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16729] <... futex resumed>) = 0 [pid 3618] rmdir("./1774/file0" [pid 3615] fstat(4, [pid 16730] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] getdents64(4, [pid 3618] close(3 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... close resumed>) = 0 [pid 3615] getdents64(4, [pid 3618] rmdir("./1774" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3618] mkdir("./1775", 0777 [pid 3615] close(4) = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3615] rmdir("./1690/file0" [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... rmdir resumed>) = 0 [pid 3615] getdents64(3, [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16731 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./1690") = 0 [pid 3615] mkdir("./1691", 0777./strace-static-x86_64: Process 16731 attached ) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16732 [pid 16730] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16730] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16732 attached [pid 16732] set_robust_list(0x5555560b95e0, 24 [pid 16729] <... futex resumed>) = 0 [pid 16731] set_robust_list(0x5555560b95e0, 24 [pid 16730] <... futex resumed>) = 1 [pid 16732] <... set_robust_list resumed>) = 0 [pid 16729] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16731] <... set_robust_list resumed>) = 0 [pid 16730] write(5, NULL, 1840702809 [pid 16729] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16732] chdir("./1691" [pid 16730] <... write resumed>) = -1 EFAULT (Bad address) [pid 16731] chdir("./1775" [pid 16730] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16732] <... chdir resumed>) = 0 [pid 16730] <... futex resumed>) = 1 [pid 16729] <... futex resumed>) = 0 [pid 16731] <... chdir resumed>) = 0 [pid 16730] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16729] exit_group(0 [pid 16731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16730] <... futex resumed>) = ? [pid 16729] <... exit_group resumed>) = ? [pid 16732] <... prctl resumed>) = 0 [pid 16731] <... prctl resumed>) = 0 [pid 16732] setpgid(0, 0) = 0 [pid 16731] setpgid(0, 0 [pid 16732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16731] <... setpgid resumed>) = 0 [pid 16730] +++ exited with 0 +++ [pid 16729] +++ exited with 0 +++ [pid 16732] write(3, "1000", 4 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16729, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16732] <... write resumed>) = 4 [pid 16732] close(3) = 0 [pid 3616] umount2("./1725", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16731] <... openat resumed>) = 3 [pid 16732] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16731] write(3, "1000", 4 [pid 16732] <... symlink resumed>) = 0 [pid 16731] <... write resumed>) = 4 [pid 3616] openat(AT_FDCWD, "./1725", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16731] close(3 [pid 16732] <... futex resumed>) = 0 [pid 16731] <... close resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16731] symlink("/dev/binderfs", "./binderfs" [pid 3616] fstat(3, [pid 16732] <... mmap resumed>) = 0x7f1ab2532000 [pid 16732] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16731] <... symlink resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16732] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, ./strace-static-x86_64: Process 16733 attached [pid 16731] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16732] <... clone resumed>, parent_tid=[16733], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16733 [pid 16731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1725/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16732] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16731] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16732] <... futex resumed>) = 0 [pid 16731] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] lstat("./1725/binderfs", [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16731] <... mprotect resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16733] set_robust_list(0x7f1ab25529e0, 24 [pid 16731] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] unlink("./1725/binderfs" [pid 16731] <... clone resumed>, parent_tid=[16734], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16734 [pid 3616] <... unlink resumed>) = 0 [pid 16731] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] umount2("./1725/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16731] <... futex resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] lstat("./1725/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16733] <... set_robust_list resumed>) = 0 [pid 3616] umount2("./1725/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16733] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1725/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 16734 attached ) = 4 [pid 16734] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] fstat(4, [pid 16734] <... set_robust_list resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16734] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] getdents64(4, [pid 16734] <... mkdirat resumed>) = 0 [pid 16733] <... mkdirat resumed>) = 0 [pid 16734] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16733] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16734] <... futex resumed>) = 1 [pid 16733] <... futex resumed>) = 1 [pid 16732] <... futex resumed>) = 0 [pid 16731] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16734] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16733] pipe2( [pid 16732] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16731] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16733] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16732] <... futex resumed>) = 0 [pid 16731] <... futex resumed>) = 0 [pid 3616] close(4 [pid 16734] pipe2( [pid 16733] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16734] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16733] <... futex resumed>) = 0 [pid 16732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... close resumed>) = 0 [pid 16734] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16733] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16732] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1725/file0" [pid 16734] <... futex resumed>) = 1 [pid 16733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16732] <... futex resumed>) = 0 [pid 16731] <... futex resumed>) = 0 [pid 16734] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16733] dup(4 [pid 16731] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... rmdir resumed>) = 0 [pid 16734] <... futex resumed>) = 0 [pid 16733] <... dup resumed>) = 5 [pid 16731] <... futex resumed>) = 1 [pid 16734] dup(4 [pid 16733] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(3, [pid 16734] <... dup resumed>) = 5 [pid 16733] <... futex resumed>) = 1 [pid 16732] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16734] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16733] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16732] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16734] <... futex resumed>) = 1 [pid 16733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16732] <... futex resumed>) = 0 [pid 16731] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16734] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16733] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16731] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1725" [pid 16734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16731] <... futex resumed>) = 0 [pid 16734] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16733] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... rmdir resumed>) = 0 [pid 16733] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1726", 0777 [pid 16733] <... futex resumed>) = 1 [pid 16732] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16733] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16732] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16732] <... futex resumed>) = 0 [pid 16732] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16733] write(5, NULL, 1840702809 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16735 [pid 16733] <... write resumed>) = -1 EFAULT (Bad address) [pid 16733] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16732] <... futex resumed>) = 0 [pid 16733] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16732] exit_group(0) = ? [pid 16733] <... futex resumed>) = ? ./strace-static-x86_64: Process 16735 attached [pid 16735] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16733] +++ exited with 0 +++ [pid 16732] +++ exited with 0 +++ [pid 16735] chdir("./1726" [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16732, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1691", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1691", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 16734] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] fstat(3, [pid 16734] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16735] <... chdir resumed>) = 0 [pid 16734] <... futex resumed>) = 1 [pid 16731] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16734] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16731] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16735] <... prctl resumed>) = 0 [pid 16734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16731] <... futex resumed>) = 0 [pid 3615] umount2("./1691/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16735] setpgid(0, 0 [pid 16734] write(5, NULL, 1840702809 [pid 16731] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16735] <... setpgid resumed>) = 0 [pid 16734] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16734] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16735] <... openat resumed>) = 3 [pid 16734] <... futex resumed>) = 1 [pid 16731] <... futex resumed>) = 0 [pid 3615] lstat("./1691/binderfs", [pid 16735] write(3, "1000", 4 [pid 16734] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16731] exit_group(0 [pid 16735] <... write resumed>) = 4 [pid 16734] <... futex resumed>) = ? [pid 16731] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16735] close(3 [pid 16734] +++ exited with 0 +++ [pid 3615] unlink("./1691/binderfs" [pid 16735] <... close resumed>) = 0 [pid 16731] +++ exited with 0 +++ [pid 16735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3615] <... unlink resumed>) = 0 [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16731, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16735] <... futex resumed>) = 0 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16735] <... mmap resumed>) = 0x7f1ab2532000 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16735] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] lstat("./1691/file0", [pid 16735] <... mprotect resumed>) = 0 [pid 16735] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] umount2("./1775", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16735] <... clone resumed>, parent_tid=[16736], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16736 [pid 3615] umount2("./1691/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16735] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16735] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1775", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./1691/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... openat resumed>) = 3 [pid 3618] fstat(3, [pid 3615] <... openat resumed>) = 4 ./strace-static-x86_64: Process 16736 attached [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] fstat(4, [pid 16736] set_robust_list(0x7f1ab25529e0, 24 [pid 3618] getdents64(3, [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] getdents64(4, [pid 3618] umount2("./1775/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] lstat("./1775/binderfs", [pid 3615] getdents64(4, [pid 16736] <... set_robust_list resumed>) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] unlink("./1775/binderfs" [pid 3615] close(4 [pid 16736] mkdirat(AT_FDCWD, "./file0", 000 [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] umount2("./1775/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16736] <... mkdirat resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./1691/file0" [pid 3618] lstat("./1775/file0", [pid 16736] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16735] <... futex resumed>) = 0 [pid 16736] pipe2( [pid 16735] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16736] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16735] <... futex resumed>) = 0 [pid 3618] umount2("./1775/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] getdents64(3, [pid 16736] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16736] <... futex resumed>) = 0 [pid 16735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16736] dup(4 [pid 16735] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1775/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] close(3 [pid 16736] <... dup resumed>) = 5 [pid 16735] <... futex resumed>) = 0 [pid 16736] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 4 [pid 3615] <... close resumed>) = 0 [pid 16736] <... futex resumed>) = 0 [pid 16735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] fstat(4, [pid 16736] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16735] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] rmdir("./1691" [pid 16736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16735] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16736] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] getdents64(4, [pid 3615] mkdir("./1692", 0777 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] close(4 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1775/file0" [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16737 ./strace-static-x86_64: Process 16737 attached [pid 3618] <... rmdir resumed>) = 0 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] close(3) = 0 [pid 3618] rmdir("./1775" [pid 16736] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... rmdir resumed>) = 0 [pid 16737] set_robust_list(0x5555560b95e0, 24 [pid 16736] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] mkdir("./1776", 0777 [pid 16737] <... set_robust_list resumed>) = 0 [pid 16736] <... futex resumed>) = 1 [pid 16735] <... futex resumed>) = 0 [pid 16736] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16735] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... mkdir resumed>) = 0 [pid 16737] chdir("./1692" [pid 16736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16735] <... futex resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16737] <... chdir resumed>) = 0 [pid 16736] write(5, NULL, 1840702809 [pid 16735] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16738 attached [pid 16737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16736] <... write resumed>) = -1 EFAULT (Bad address) [pid 16738] set_robust_list(0x5555560b95e0, 24 [pid 16737] <... prctl resumed>) = 0 [pid 16736] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16738 [pid 16738] <... set_robust_list resumed>) = 0 [pid 16737] setpgid(0, 0 [pid 16736] <... futex resumed>) = 1 [pid 16735] <... futex resumed>) = 0 [pid 16738] chdir("./1776" [pid 16737] <... setpgid resumed>) = 0 [pid 16736] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16735] exit_group(0 [pid 16737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16736] <... futex resumed>) = ? [pid 16735] <... exit_group resumed>) = ? [pid 16738] <... chdir resumed>) = 0 [pid 16737] <... openat resumed>) = 3 [pid 16736] +++ exited with 0 +++ [pid 16738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16735] +++ exited with 0 +++ [pid 16737] write(3, "1000", 4 [pid 16738] <... prctl resumed>) = 0 [pid 16737] <... write resumed>) = 4 [pid 16738] setpgid(0, 0 [pid 16737] close(3 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16735, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16738] <... setpgid resumed>) = 0 [pid 16737] <... close resumed>) = 0 [pid 3616] umount2("./1726", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16737] symlink("/dev/binderfs", "./binderfs" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16738] <... openat resumed>) = 3 [pid 16737] <... symlink resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1726", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16738] write(3, "1000", 4 [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... openat resumed>) = 3 [pid 16738] <... write resumed>) = 4 [pid 16737] <... futex resumed>) = 0 [pid 3616] fstat(3, [pid 16738] close(3 [pid 16737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16738] <... close resumed>) = 0 [pid 16737] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] getdents64(3, [pid 16738] symlink("/dev/binderfs", "./binderfs" [pid 16737] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16737] <... mprotect resumed>) = 0 [pid 3616] umount2("./1726/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16738] <... symlink resumed>) = 0 [pid 16737] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] lstat("./1726/binderfs", [pid 16738] <... futex resumed>) = 0 [pid 16737] <... clone resumed>, parent_tid=[16739], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16739 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16737] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] unlink("./1726/binderfs"./strace-static-x86_64: Process 16739 attached [pid 16738] <... mmap resumed>) = 0x7f1ab2532000 [pid 16737] <... futex resumed>) = 0 [pid 3616] <... unlink resumed>) = 0 [pid 16738] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] umount2("./1726/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16738] <... mprotect resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1726/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16738] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] umount2("./1726/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1726/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16738] <... clone resumed>, parent_tid=[16740], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16740 [pid 3616] <... openat resumed>) = 4 [pid 16738] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] fstat(4, [pid 16738] <... futex resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 16740 attached [pid 3616] close(4 [pid 16740] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] <... close resumed>) = 0 [pid 16740] <... set_robust_list resumed>) = 0 [pid 16739] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] rmdir("./1726/file0" [pid 16739] <... set_robust_list resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16740] mkdirat(AT_FDCWD, "./file0", 000 [pid 16739] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] getdents64(3, [pid 16740] <... mkdirat resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16740] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16740] <... futex resumed>) = 1 [pid 16739] <... mkdirat resumed>) = 0 [pid 16738] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16740] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16739] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16738] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1726" [pid 16739] <... futex resumed>) = 1 [pid 16738] <... futex resumed>) = 0 [pid 16737] <... futex resumed>) = 0 [pid 3616] <... rmdir resumed>) = 0 [pid 16740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16739] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16737] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] mkdir("./1727", 0777 [pid 16740] pipe2( [pid 16739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16737] <... futex resumed>) = 0 [pid 3616] <... mkdir resumed>) = 0 [pid 16740] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16739] pipe2( [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16740] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16739] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 16741 attached [pid 16740] <... futex resumed>) = 1 [pid 16739] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16738] <... futex resumed>) = 0 [pid 16741] set_robust_list(0x5555560b95e0, 24 [pid 16740] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16739] <... futex resumed>) = 1 [pid 16738] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16737] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16741 [pid 16741] <... set_robust_list resumed>) = 0 [pid 16740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16739] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16738] <... futex resumed>) = 0 [pid 16737] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16741] chdir("./1727" [pid 16740] dup(4 [pid 16739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16737] <... futex resumed>) = 0 [pid 16741] <... chdir resumed>) = 0 [pid 16740] <... dup resumed>) = 5 [pid 16739] dup(4 [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16740] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16739] <... dup resumed>) = 5 [pid 16741] <... prctl resumed>) = 0 [pid 16740] <... futex resumed>) = 1 [pid 16739] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16738] <... futex resumed>) = 0 [pid 16741] setpgid(0, 0 [pid 16740] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16739] <... futex resumed>) = 1 [pid 16738] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16737] <... futex resumed>) = 0 [pid 16741] <... setpgid resumed>) = 0 [pid 16740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16739] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16738] <... futex resumed>) = 0 [pid 16737] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16740] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16737] <... futex resumed>) = 0 [pid 16741] <... openat resumed>) = 3 [pid 16739] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16741] write(3, "1000", 4) = 4 [pid 16741] close(3) = 0 [pid 16741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16739] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16739] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16737] <... futex resumed>) = 0 [pid 16739] write(5, NULL, 1840702809 [pid 16737] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16739] <... write resumed>) = -1 EFAULT (Bad address) [pid 16737] <... futex resumed>) = 0 [pid 16739] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16737] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16739] <... futex resumed>) = 0 [pid 16737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16739] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16737] exit_group(0 [pid 16739] <... futex resumed>) = ? [pid 16737] <... exit_group resumed>) = ? [pid 16739] +++ exited with 0 +++ [pid 16737] +++ exited with 0 +++ [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16737, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16741] <... futex resumed>) = 0 [pid 16741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16740] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16741] <... mmap resumed>) = 0x7f1ab2532000 [pid 16740] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1692", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16741] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16740] <... futex resumed>) = 1 [pid 16738] <... futex resumed>) = 0 [pid 16741] <... mprotect resumed>) = 0 [pid 16740] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16738] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16741] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16738] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1692", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16740] write(5, NULL, 1840702809 [pid 16738] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16741] <... clone resumed>, parent_tid=[16742], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16742 [pid 16740] <... write resumed>) = -1 EFAULT (Bad address) [pid 3615] <... openat resumed>) = 3 [pid 16741] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16740] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 16741] <... futex resumed>) = 0 [pid 16740] <... futex resumed>) = 1 [pid 16738] <... futex resumed>) = 0 [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16740] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16738] exit_group(0) = ? [pid 3615] getdents64(3, [pid 16740] <... futex resumed>) = ? [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 16742 attached [pid 16742] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16742] mkdirat(AT_FDCWD, "./file0", 000 [pid 16740] +++ exited with 0 +++ [pid 16738] +++ exited with 0 +++ [pid 3615] umount2("./1692/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16742] <... mkdirat resumed>) = 0 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16738, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16742] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./1692/binderfs", [pid 16742] <... futex resumed>) = 1 [pid 16741] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16742] pipe2( [pid 16741] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16742] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16741] <... futex resumed>) = 0 [pid 3615] unlink("./1692/binderfs" [pid 16742] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16742] <... futex resumed>) = 0 [pid 16741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... unlink resumed>) = 0 [pid 16742] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16741] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1776", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16741] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16742] dup(4 [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] openat(AT_FDCWD, "./1776", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] lstat("./1692/file0", [pid 16742] <... dup resumed>) = 5 [pid 3618] <... openat resumed>) = 3 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16742] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(3, [pid 16742] <... futex resumed>) = 1 [pid 16741] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] umount2("./1692/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16742] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16741] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16741] <... futex resumed>) = 0 [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16742] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] umount2("./1776/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] openat(AT_FDCWD, "./1692/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... openat resumed>) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, [pid 3618] lstat("./1776/binderfs", [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] getdents64(4, [pid 3618] unlink("./1776/binderfs" [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3618] <... unlink resumed>) = 0 [pid 3618] umount2("./1776/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3618] lstat("./1776/file0", [pid 3615] close(4 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... close resumed>) = 0 [pid 3618] umount2("./1776/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] rmdir("./1692/file0" [pid 16742] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16742] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1776/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] <... rmdir resumed>) = 0 [pid 16742] <... futex resumed>) = 1 [pid 16741] <... futex resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3615] getdents64(3, [pid 16742] write(5, NULL, 1840702809 [pid 16741] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] fstat(4, [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16742] <... write resumed>) = -1 EFAULT (Bad address) [pid 16741] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(3 [pid 16742] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16741] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] getdents64(4, [pid 16742] <... futex resumed>) = 0 [pid 16741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... close resumed>) = 0 [pid 16742] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16741] exit_group(0 [pid 3618] getdents64(4, [pid 3615] rmdir("./1692" [pid 16742] <... futex resumed>) = ? [pid 16741] <... exit_group resumed>) = ? [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16742] +++ exited with 0 +++ [pid 3618] close(4 [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3618] rmdir("./1776/file0" [pid 16741] +++ exited with 0 +++ [pid 3618] <... rmdir resumed>) = 0 [pid 3615] mkdir("./1693", 0777 [pid 3618] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16741, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] close(3 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3615] <... mkdir resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] rmdir("./1776") = 0 ./strace-static-x86_64: Process 16743 attached [pid 3618] mkdir("./1777", 0777 [pid 3616] umount2("./1727", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16743 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] openat(AT_FDCWD, "./1727", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16743] set_robust_list(0x5555560b95e0, 24./strace-static-x86_64: Process 16744 attached ) = 0 [pid 3616] <... openat resumed>) = 3 [pid 16744] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16744 [pid 3616] fstat(3, [pid 16744] <... set_robust_list resumed>) = 0 [pid 16743] chdir("./1693" [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16744] chdir("./1777" [pid 16743] <... chdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16744] <... chdir resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] umount2("./1727/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16744] <... prctl resumed>) = 0 [pid 16743] <... prctl resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16743] setpgid(0, 0 [pid 3616] lstat("./1727/binderfs", [pid 16744] setpgid(0, 0 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16744] <... setpgid resumed>) = 0 [pid 3616] unlink("./1727/binderfs" [pid 16743] <... setpgid resumed>) = 0 [pid 16743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... unlink resumed>) = 0 [pid 16743] <... openat resumed>) = 3 [pid 3616] umount2("./1727/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16744] <... openat resumed>) = 3 [pid 16743] write(3, "1000", 4 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16744] write(3, "1000", 4 [pid 16743] <... write resumed>) = 4 [pid 3616] lstat("./1727/file0", [pid 16744] <... write resumed>) = 4 [pid 16743] close(3 [pid 16744] close(3 [pid 16743] <... close resumed>) = 0 [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16744] <... close resumed>) = 0 [pid 16743] symlink("/dev/binderfs", "./binderfs" [pid 16744] symlink("/dev/binderfs", "./binderfs" [pid 16743] <... symlink resumed>) = 0 [pid 3616] umount2("./1727/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16744] <... symlink resumed>) = 0 [pid 16743] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1727/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16744] <... futex resumed>) = 0 [pid 16743] <... mmap resumed>) = 0x7f1ab2532000 [pid 3616] <... openat resumed>) = 4 [pid 16744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16743] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16744] <... mmap resumed>) = 0x7f1ab2532000 [pid 16743] <... mprotect resumed>) = 0 [pid 3616] fstat(4, [pid 16744] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16743] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16744] <... mprotect resumed>) = 0 [pid 3616] getdents64(4, [pid 16743] <... clone resumed>, parent_tid=[16745], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16745 [pid 16744] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16743] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16743] <... futex resumed>) = 0 [pid 3616] getdents64(4, [pid 16744] <... clone resumed>, parent_tid=[16746], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16746 [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16744] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16744] <... futex resumed>) = 0 [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 3616] rmdir("./1727/file0"./strace-static-x86_64: Process 16746 attached [pid 16746] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16746] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... rmdir resumed>) = 0 [pid 3616] getdents64(3, 0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] close(3 [pid 16746] <... mkdirat resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16746] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] rmdir("./1727" [pid 16746] <... futex resumed>) = 1 [pid 16746] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 16745 attached [pid 3616] <... rmdir resumed>) = 0 [pid 16744] <... futex resumed>) = 0 [pid 3616] mkdir("./1728", 0777 [pid 16744] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16745] mkdirat(AT_FDCWD, "./file0", 000 [pid 16744] <... futex resumed>) = 1 [pid 3616] <... mkdir resumed>) = 0 [pid 16746] <... futex resumed>) = 0 [pid 16745] <... mkdirat resumed>) = 0 [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16746] pipe2( [pid 16745] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16746] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16745] <... futex resumed>) = 1 [pid 16743] <... futex resumed>) = 0 [pid 16746] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] pipe2( [pid 16743] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16746] <... futex resumed>) = 1 [pid 16745] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16744] <... futex resumed>) = 0 [pid 16743] <... futex resumed>) = 0 [pid 16746] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16745] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16744] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16747 [pid 16746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16745] <... futex resumed>) = 0 [pid 16744] <... futex resumed>) = 0 [pid 16743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16746] dup(4 [pid 16745] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16743] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16746] <... dup resumed>) = 5 [pid 16745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16743] <... futex resumed>) = 0 [pid 16746] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] dup(4 [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16747 attached [pid 16746] <... futex resumed>) = 1 [pid 16745] <... dup resumed>) = 5 [pid 16744] <... futex resumed>) = 0 [pid 16746] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16745] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16747] set_robust_list(0x5555560b95e0, 24 [pid 16745] <... futex resumed>) = 1 [pid 16744] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16743] <... futex resumed>) = 0 [pid 16747] <... set_robust_list resumed>) = 0 [pid 16746] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16745] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16744] <... futex resumed>) = 0 [pid 16743] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16747] chdir("./1728" [pid 16745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16743] <... futex resumed>) = 0 [pid 16747] <... chdir resumed>) = 0 [pid 16747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16747] setpgid(0, 0) = 0 [pid 16747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16747] write(3, "1000", 4) = 4 [pid 16747] close(3) = 0 [pid 16747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16745] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16746] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16747] <... mmap resumed>) = 0x7f1ab2532000 [pid 16747] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16746] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16747] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16746] <... futex resumed>) = 1 [pid 16744] <... futex resumed>) = 0 [pid 16747] <... clone resumed>, parent_tid=[16748], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16748 [pid 16744] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16747] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16744] <... futex resumed>) = 0 [pid 16747] <... futex resumed>) = 0 [pid 16744] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16748 attached [pid 16748] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16748] mkdirat(AT_FDCWD, "./file0", 000 [pid 16746] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16746] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16744] <... futex resumed>) = 0 [pid 16746] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16744] exit_group(0 [pid 16746] <... futex resumed>) = ? [pid 16744] <... exit_group resumed>) = ? [pid 16748] <... mkdirat resumed>) = 0 [pid 16746] +++ exited with 0 +++ [pid 16744] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16744, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 16748] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16748] <... futex resumed>) = 1 [pid 16747] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16748] pipe2( [pid 16747] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16748] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16747] <... futex resumed>) = 0 [pid 16745] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16748] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16745] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] umount2("./1777", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16748] <... futex resumed>) = 0 [pid 16747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16745] <... futex resumed>) = 1 [pid 16743] <... futex resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16748] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16747] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16743] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] openat(AT_FDCWD, "./1777", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16747] <... futex resumed>) = 0 [pid 16745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16743] <... futex resumed>) = 0 [pid 16748] dup(4 [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16745] write(5, NULL, 1840702809 [pid 16743] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... openat resumed>) = 3 [pid 16748] <... dup resumed>) = 5 [pid 16745] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] fstat(3, [pid 16748] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16748] <... futex resumed>) = 1 [pid 16747] <... futex resumed>) = 0 [pid 16745] <... futex resumed>) = 1 [pid 16743] <... futex resumed>) = 0 [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16748] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16747] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16745] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16743] exit_group(0 [pid 16748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16747] <... futex resumed>) = 0 [pid 16745] <... futex resumed>) = ? [pid 16743] <... exit_group resumed>) = ? [pid 3618] getdents64(3, [pid 16748] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16745] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16743] +++ exited with 0 +++ [pid 3618] umount2("./1777/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16743, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./1693", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1693", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... openat resumed>) = 3 [pid 3618] lstat("./1777/binderfs", [pid 3615] fstat(3, [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] unlink("./1777/binderfs" [pid 3615] getdents64(3, [pid 3618] <... unlink resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3615] umount2("./1693/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1693/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./1693/binderfs") = 0 [pid 3615] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1693/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1693/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1693/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1693/file0" [pid 3618] umount2("./1777/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] getdents64(3, [pid 3618] lstat("./1777/file0", [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] close(3 [pid 3618] umount2("./1777/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./1693" [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... rmdir resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1777/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] mkdir("./1694", 0777 [pid 3618] <... openat resumed>) = 4 [pid 3615] <... mkdir resumed>) = 0 [pid 3618] fstat(4, [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16748] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16749 [pid 16748] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(4, [pid 16748] <... futex resumed>) = 1 [pid 16747] <... futex resumed>) = 0 [pid 16748] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16747] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16747] <... futex resumed>) = 0 [pid 3618] getdents64(4, [pid 16748] write(5, NULL, 1840702809 [pid 16747] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16748] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] close(4 [pid 16748] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 16748] <... futex resumed>) = 1 [pid 16747] <... futex resumed>) = 0 [pid 16748] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16747] exit_group(0 [pid 3618] rmdir("./1777/file0" [pid 16748] <... futex resumed>) = ? [pid 16747] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 16749 attached [pid 16749] set_robust_list(0x5555560b95e0, 24 [pid 3618] <... rmdir resumed>) = 0 [pid 16749] <... set_robust_list resumed>) = 0 [pid 16749] chdir("./1694") = 0 [pid 16749] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16748] +++ exited with 0 +++ [pid 16747] +++ exited with 0 +++ [pid 16749] <... prctl resumed>) = 0 [pid 3618] getdents64(3, [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16747, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1728", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16749] setpgid(0, 0 [pid 3618] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16749] <... setpgid resumed>) = 0 [pid 3618] <... close resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1728", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] rmdir("./1777" [pid 3616] <... openat resumed>) = 3 [pid 16749] <... openat resumed>) = 3 [pid 16749] write(3, "1000", 4 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] fstat(3, [pid 16749] <... write resumed>) = 4 [pid 16749] close(3 [pid 3618] mkdir("./1778", 0777 [pid 16749] <... close resumed>) = 0 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3618] <... mkdir resumed>) = 0 [pid 3616] getdents64(3, [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16749] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] umount2("./1728/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16749] <... mmap resumed>) = 0x7f1ab2532000 [pid 16749] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16749] <... mprotect resumed>) = 0 [pid 3616] lstat("./1728/binderfs", [pid 16749] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16750 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16749] <... clone resumed>, parent_tid=[16751], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16751 [pid 3616] unlink("./1728/binderfs" [pid 16749] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 16751 attached [pid 16751] set_robust_list(0x7f1ab25529e0, 24 [pid 3616] umount2("./1728/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16751] <... set_robust_list resumed>) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] lstat("./1728/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] umount2("./1728/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1728/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16751] mkdirat(AT_FDCWD, "./file0", 000 [pid 3616] <... openat resumed>) = 4 [pid 3616] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] getdents64(4, ./strace-static-x86_64: Process 16750 attached 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16751] <... mkdirat resumed>) = 0 [pid 16750] set_robust_list(0x5555560b95e0, 24 [pid 3616] getdents64(4, [pid 16751] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16751] <... futex resumed>) = 1 [pid 16749] <... futex resumed>) = 0 [pid 16751] pipe2( [pid 16749] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(4 [pid 16751] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16750] <... set_robust_list resumed>) = 0 [pid 16749] <... futex resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 16751] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16751] <... futex resumed>) = 0 [pid 16749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] rmdir("./1728/file0" [pid 16750] chdir("./1778" [pid 16751] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16749] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16749] <... futex resumed>) = 0 [pid 16751] dup(4 [pid 16750] <... chdir resumed>) = 0 [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... rmdir resumed>) = 0 [pid 16751] <... dup resumed>) = 5 [pid 16751] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] getdents64(3, [pid 16751] <... futex resumed>) = 1 [pid 16750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16749] <... futex resumed>) = 0 [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16751] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16749] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] close(3 [pid 16750] <... prctl resumed>) = 0 [pid 16751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16749] <... futex resumed>) = 0 [pid 16751] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16750] setpgid(0, 0 [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 16750] <... setpgid resumed>) = 0 [pid 3616] rmdir("./1728" [pid 16750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... rmdir resumed>) = 0 [pid 16750] <... openat resumed>) = 3 [pid 3616] mkdir("./1729", 0777 [pid 16750] write(3, "1000", 4 [pid 3616] <... mkdir resumed>) = 0 [pid 16750] <... write resumed>) = 4 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16750] close(3) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16752 [pid 16750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16750] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 16752 attached [pid 16751] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16750] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16752] set_robust_list(0x5555560b95e0, 24 [pid 16751] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16752] <... set_robust_list resumed>) = 0 [pid 16751] <... futex resumed>) = 1 [pid 16750] <... clone resumed>, parent_tid=[16753], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16753 [pid 16749] <... futex resumed>) = 0 [pid 16752] chdir("./1729" [pid 16751] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16750] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16749] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16752] <... chdir resumed>) = 0 [pid 16751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16750] <... futex resumed>) = 0 [pid 16749] <... futex resumed>) = 0 [pid 16752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16751] write(5, NULL, 1840702809 [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16749] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16753 attached [pid 16752] <... prctl resumed>) = 0 [pid 16751] <... write resumed>) = -1 EFAULT (Bad address) [pid 16753] set_robust_list(0x7f1ab25529e0, 24 [pid 16752] setpgid(0, 0 [pid 16751] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16753] <... set_robust_list resumed>) = 0 [pid 16752] <... setpgid resumed>) = 0 [pid 16751] <... futex resumed>) = 1 [pid 16749] <... futex resumed>) = 0 [pid 16753] mkdirat(AT_FDCWD, "./file0", 000 [pid 16752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16751] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16749] exit_group(0 [pid 16753] <... mkdirat resumed>) = 0 [pid 16752] <... openat resumed>) = 3 [pid 16751] <... futex resumed>) = ? [pid 16749] <... exit_group resumed>) = ? [pid 16753] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16752] write(3, "1000", 4 [pid 16751] +++ exited with 0 +++ [pid 16749] +++ exited with 0 +++ [pid 16752] <... write resumed>) = 4 [pid 16750] <... futex resumed>) = 0 [pid 16753] <... futex resumed>) = 1 [pid 16752] close(3 [pid 16750] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16749, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16753] pipe2( [pid 16752] <... close resumed>) = 0 [pid 16750] <... futex resumed>) = 0 [pid 16752] symlink("/dev/binderfs", "./binderfs" [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16753] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16752] <... symlink resumed>) = 0 [pid 16753] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16750] <... futex resumed>) = 0 [pid 16753] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16752] <... futex resumed>) = 0 [pid 16750] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16750] <... futex resumed>) = 0 [pid 16753] dup(4 [pid 16752] <... mmap resumed>) = 0x7f1ab2532000 [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16753] <... dup resumed>) = 5 [pid 16752] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] umount2("./1694", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16753] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16752] <... mprotect resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16753] <... futex resumed>) = 1 [pid 16752] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16750] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./1694", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16753] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16750] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16754 attached ) = 0 [pid 16752] <... clone resumed>, parent_tid=[16754], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16754 [pid 3615] <... openat resumed>) = 3 [pid 16753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16752] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 16753] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16752] <... futex resumed>) = 0 [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 16754] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16754] mkdirat(AT_FDCWD, "./file0", 000 [pid 3615] umount2("./1694/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 16754] <... mkdirat resumed>) = 0 [pid 3615] lstat("./1694/binderfs", [pid 16754] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16754] <... futex resumed>) = 1 [pid 16754] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16752] <... futex resumed>) = 0 [pid 3615] unlink("./1694/binderfs" [pid 16752] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 16754] <... futex resumed>) = 0 [pid 16752] <... futex resumed>) = 1 [pid 3615] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16754] pipe2( [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./1694/file0", [pid 16754] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1694/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1694/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 3615] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] getdents64(4, 0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] getdents64(4, 0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] close(4) = 0 [pid 3615] rmdir("./1694/file0" [pid 16754] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16754] <... futex resumed>) = 1 [pid 16752] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 16754] dup(4 [pid 16752] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16754] <... dup resumed>) = 5 [pid 16752] <... futex resumed>) = 0 [pid 3615] close(3 [pid 16754] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 16752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] rmdir("./1694" [pid 16754] <... futex resumed>) = 0 [pid 16752] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 16752] <... futex resumed>) = 0 [pid 3615] mkdir("./1695", 0777 [pid 16754] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560b95d0) = 16755 ./strace-static-x86_64: Process 16755 attached [pid 16755] set_robust_list(0x5555560b95e0, 24) = 0 [pid 16755] chdir("./1695") = 0 [pid 16755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 16755] setpgid(0, 0) = 0 [pid 16753] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16753] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16750] <... futex resumed>) = 0 [pid 16755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16750] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16753] write(5, NULL, 1840702809 [pid 16750] <... futex resumed>) = 0 [pid 16755] <... openat resumed>) = 3 [pid 16750] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16755] write(3, "1000", 4 [pid 16753] <... write resumed>) = -1 EFAULT (Bad address) [pid 16755] <... write resumed>) = 4 [pid 16755] close(3 [pid 16753] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16755] <... close resumed>) = 0 [pid 16753] <... futex resumed>) = 1 [pid 16750] <... futex resumed>) = 0 [pid 16755] symlink("/dev/binderfs", "./binderfs" [pid 16750] exit_group(0 [pid 16755] <... symlink resumed>) = 0 [pid 16750] <... exit_group resumed>) = ? [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16755] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16753] +++ exited with 0 +++ [pid 16750] +++ exited with 0 +++ [pid 16755] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 16756 attached [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16750, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16754] <... mount resumed>) = -1 EFAULT (Bad address) [pid 16756] set_robust_list(0x7f1ab25529e0, 24 [pid 16755] <... clone resumed>, parent_tid=[16756], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16756 [pid 16754] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 16756] <... set_robust_list resumed>) = 0 [pid 16755] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16754] <... futex resumed>) = 1 [pid 16752] <... futex resumed>) = 0 [pid 3618] <... restart_syscall resumed>) = 0 [pid 16756] mkdirat(AT_FDCWD, "./file0", 000 [pid 16755] <... futex resumed>) = 0 [pid 16754] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16752] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16752] <... futex resumed>) = 0 [pid 16756] <... mkdirat resumed>) = 0 [pid 16754] write(5, NULL, 1840702809 [pid 16752] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16756] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16754] <... write resumed>) = -1 EFAULT (Bad address) [pid 3618] umount2("./1778", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16756] <... futex resumed>) = 1 [pid 16755] <... futex resumed>) = 0 [pid 16754] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16756] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16755] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16754] <... futex resumed>) = 1 [pid 16752] <... futex resumed>) = 0 [pid 3618] openat(AT_FDCWD, "./1778", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16755] <... futex resumed>) = 0 [pid 16754] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16752] exit_group(0 [pid 3618] <... openat resumed>) = 3 [pid 16756] pipe2( [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16754] <... futex resumed>) = ? [pid 16752] <... exit_group resumed>) = ? [pid 3618] fstat(3, [pid 16756] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16754] +++ exited with 0 +++ [pid 3618] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 16756] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] getdents64(3, [pid 16756] <... futex resumed>) = 1 [pid 16752] +++ exited with 0 +++ [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 16756] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16755] <... futex resumed>) = 0 [pid 3618] umount2("./1778/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16752, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 16755] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 16756] <... futex resumed>) = 0 [pid 16755] <... futex resumed>) = 1 [pid 3618] lstat("./1778/binderfs", [pid 3616] <... restart_syscall resumed>) = 0 [pid 16756] dup(4 [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16756] <... dup resumed>) = 5 [pid 3618] unlink("./1778/binderfs" [pid 16756] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... unlink resumed>) = 0 [pid 3616] umount2("./1729", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16756] <... futex resumed>) = 1 [pid 16755] <... futex resumed>) = 0 [pid 3618] umount2("./1778/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16756] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16755] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] openat(AT_FDCWD, "./1729", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16755] <... futex resumed>) = 0 [pid 3618] lstat("./1778/file0", [pid 3616] <... openat resumed>) = 3 [pid 16756] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] fstat(3, [pid 3618] umount2("./1778/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3618] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3618] openat(AT_FDCWD, "./1778/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3618] <... openat resumed>) = 4 [pid 3616] umount2("./1729/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] fstat(4, {st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] getdents64(4, [pid 3616] lstat("./1729/binderfs", [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3616] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 16756] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] getdents64(4, [pid 3616] unlink("./1729/binderfs" [pid 16756] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16756] <... futex resumed>) = 1 [pid 16755] <... futex resumed>) = 0 [pid 3618] close(4 [pid 3616] <... unlink resumed>) = 0 [pid 16756] write(5, NULL, 1840702809 [pid 16755] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... close resumed>) = 0 [pid 3616] umount2("./1729/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16756] <... write resumed>) = -1 EFAULT (Bad address) [pid 16755] <... futex resumed>) = 0 [pid 3618] rmdir("./1778/file0" [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16756] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16755] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16756] <... futex resumed>) = 0 [pid 16755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... rmdir resumed>) = 0 [pid 3616] lstat("./1729/file0", [pid 16756] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16755] exit_group(0 [pid 3618] getdents64(3, [pid 3616] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16756] <... futex resumed>) = ? [pid 16755] <... exit_group resumed>) = ? [pid 3618] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3616] umount2("./1729/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 16756] +++ exited with 0 +++ [pid 16755] +++ exited with 0 +++ [pid 3618] close(3 [pid 3616] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3618] <... close resumed>) = 0 [pid 3616] openat(AT_FDCWD, "./1729/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16755, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3618] rmdir("./1778" [pid 3616] <... openat resumed>) = 4 [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3618] <... rmdir resumed>) = 0 [pid 3616] fstat(4, [pid 3618] mkdir("./1779", 0777 [pid 3616] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3615] umount2("./1695", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./1695", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3618] <... mkdir resumed>) = 0 [pid 3616] getdents64(4, [pid 3615] <... openat resumed>) = 3 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] fstat(3, [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555560ba620 /* 4 entries */, 32768) = 112 [pid 3616] getdents64(4, [pid 3615] umount2("./1695/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3618] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16757 [pid 3616] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] close(4 [pid 3615] lstat("./1695/binderfs", [pid 3616] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3616] rmdir("./1729/file0" [pid 3615] unlink("./1695/binderfs") = 0 [pid 3615] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3616] <... rmdir resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3616] getdents64(3, [pid 3615] lstat("./1695/file0", [pid 3616] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 3616] close(3 [pid 3615] umount2("./1695/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 16757 attached [pid 3616] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 16757] set_robust_list(0x5555560b95e0, 24 [pid 3616] rmdir("./1729" [pid 3615] openat(AT_FDCWD, "./1695/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 16757] <... set_robust_list resumed>) = 0 [pid 3615] <... openat resumed>) = 4 [pid 16757] chdir("./1779" [pid 3616] <... rmdir resumed>) = 0 [pid 3615] fstat(4, [pid 16757] <... chdir resumed>) = 0 [pid 3616] mkdir("./1730", 0777 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}) = 0 [pid 16757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] getdents64(4, [pid 16757] <... prctl resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 2 entries */, 32768) = 48 [pid 16757] setpgid(0, 0 [pid 3616] <... mkdir resumed>) = 0 [pid 3615] getdents64(4, [pid 16757] <... setpgid resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... getdents64 resumed>0x5555560c2660 /* 0 entries */, 32768) = 0 [pid 16757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] close(4 [pid 16757] <... openat resumed>) = 3 [pid 3615] <... close resumed>) = 0 [pid 16757] write(3, "1000", 4 [pid 3615] rmdir("./1695/file0"./strace-static-x86_64: Process 16758 attached [pid 16757] <... write resumed>) = 4 [pid 3616] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16758 [pid 3615] <... rmdir resumed>) = 0 [pid 16757] close(3 [pid 3615] getdents64(3, [pid 16757] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x5555560ba620 /* 0 entries */, 32768) = 0 [pid 16758] set_robust_list(0x5555560b95e0, 24 [pid 16757] symlink("/dev/binderfs", "./binderfs" [pid 3615] close(3 [pid 16758] <... set_robust_list resumed>) = 0 [pid 16757] <... symlink resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 16758] chdir("./1730" [pid 16757] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./1695" [pid 16758] <... chdir resumed>) = 0 [pid 16757] <... futex resumed>) = 0 [pid 16758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... rmdir resumed>) = 0 [pid 16758] <... prctl resumed>) = 0 [pid 16757] <... mmap resumed>) = 0x7f1ab2532000 [pid 3615] mkdir("./1696", 0777 [pid 16758] setpgid(0, 0 [pid 16757] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... mkdir resumed>) = 0 [pid 16758] <... setpgid resumed>) = 0 [pid 16757] <... mprotect resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 16757] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 16757] <... clone resumed>, parent_tid=[16760], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16760 [pid 3615] <... clone resumed>, child_tidptr=0x5555560b95d0) = 16759 ./strace-static-x86_64: Process 16760 attached ./strace-static-x86_64: Process 16759 attached [pid 16757] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16758] <... openat resumed>) = 3 [pid 16757] <... futex resumed>) = 0 [pid 16760] set_robust_list(0x7f1ab25529e0, 24 [pid 16758] write(3, "1000", 4 [pid 16757] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16760] <... set_robust_list resumed>) = 0 [pid 16758] <... write resumed>) = 4 [pid 16759] set_robust_list(0x5555560b95e0, 24 [pid 16760] mkdirat(AT_FDCWD, "./file0", 000 [pid 16758] close(3) = 0 [pid 16759] <... set_robust_list resumed>) = 0 [pid 16758] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16758] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16760] <... mkdirat resumed>) = 0 [pid 16759] chdir("./1696" [pid 16758] <... futex resumed>) = 0 [pid 16760] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16759] <... chdir resumed>) = 0 [pid 16758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16760] <... futex resumed>) = 1 [pid 16759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 16758] <... mmap resumed>) = 0x7f1ab2532000 [pid 16757] <... futex resumed>) = 0 [pid 16760] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16759] <... prctl resumed>) = 0 [pid 16759] setpgid(0, 0) = 0 [pid 16759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 16759] write(3, "1000", 4) = 4 [pid 16759] close(3) = 0 [pid 16759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 16759] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2532000 [pid 16759] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16758] mprotect(0x7f1ab2533000, 131072, PROT_READ|PROT_WRITE [pid 16757] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16759] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16761], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16761 [pid 16759] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16759] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16758] <... mprotect resumed>) = 0 [pid 16758] clone(child_stack=0x7f1ab25523f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16762], tls=0x7f1ab2552700, child_tidptr=0x7f1ab25529d0) = 16762 [pid 16758] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 16762 attached ./strace-static-x86_64: Process 16761 attached [pid 16760] <... futex resumed>) = 0 [pid 16758] <... futex resumed>) = 0 [pid 16757] <... futex resumed>) = 1 [pid 16760] pipe2( [pid 16758] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16760] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16760] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16760] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16762] set_robust_list(0x7f1ab25529e0, 24) = 0 [pid 16762] mkdirat(AT_FDCWD, "./file0", 000) = 0 [pid 16762] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16758] <... futex resumed>) = 0 [pid 16761] set_robust_list(0x7f1ab25529e0, 24 [pid 16757] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16762] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16758] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16758] <... futex resumed>) = 0 [pid 16762] pipe2( [pid 16758] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16762] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16761] <... set_robust_list resumed>) = 0 [pid 16757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16762] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16758] <... futex resumed>) = 0 [pid 16762] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16761] mkdirat(AT_FDCWD, "./file0", 000 [pid 16758] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16757] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16758] <... futex resumed>) = 0 [pid 16762] dup(4 [pid 16758] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16762] <... dup resumed>) = 5 [pid 16762] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] <... mkdirat resumed>) = 0 [pid 16762] <... futex resumed>) = 1 [pid 16760] <... futex resumed>) = 0 [pid 16758] <... futex resumed>) = 0 [pid 16757] <... futex resumed>) = 1 [pid 16762] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16758] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 285.725848][ T28] INFO: task syz-executor136:3780 blocked for more than 143 seconds. [ 285.734189][ T28] Not tainted 5.19.0-syzkaller-01583-g7d0d3fa7339e #0 [ 285.742196][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.751286][ T28] task:syz-executor136 state:D stack:27480 pid: 3780 ppid: 3621 flags:0x00004004 [ 285.760875][ T28] Call Trace: [ 285.764305][ T28] [ 285.767972][ T28] __schedule+0xa00/0x4b50 [pid 16758] <... futex resumed>) = 0 [pid 16762] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16758] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16761] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16760] dup(4 [pid 16757] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16761] <... futex resumed>) = 1 [pid 16759] <... futex resumed>) = 0 [pid 16761] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16760] <... dup resumed>) = 5 [pid 16759] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16759] <... futex resumed>) = 0 [pid 16761] pipe2( [pid 16759] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16761] <... pipe2 resumed>[3, 4], 0) = 0 [pid 16760] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16759] <... futex resumed>) = 0 [pid 16761] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16759] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16760] <... futex resumed>) = 1 [pid 16759] <... futex resumed>) = 0 [pid 16757] <... futex resumed>) = 0 [pid 16761] dup(4 [pid 16759] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16761] <... dup resumed>) = 5 [pid 16761] futex(0x7f1ab262a4cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16759] <... futex resumed>) = 0 [pid 16760] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16757] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] futex(0x7f1ab262a4c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16759] futex(0x7f1ab262a4c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16759] <... futex resumed>) = 0 [pid 16761] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [pid 16759] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 16757] <... futex resumed>) = 0 [pid 16760] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005" [ 285.773500][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 285.780494][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 285.786804][ T28] ? io_schedule_timeout+0x140/0x140 [ 285.792304][ T28] schedule+0xda/0x1b0 [ 285.797222][ T28] schedule_timeout+0x1db/0x2a0 [ 285.802217][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 285.808108][ T28] ? __wait_for_common+0x36f/0x530 [ 285.813641][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 285.819132][ T28] ? do_raw_spin_lock+0x120/0x2a0 [pid 16757] futex(0x7f1ab262a4cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16758] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 16758] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2511000 [pid 16758] mprotect(0x7f1ab2512000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16758] clone(child_stack=0x7f1ab25313f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16763], tls=0x7f1ab2531700, child_tidptr=0x7f1ab25319d0) = 16763 [pid 16758] futex(0x7f1ab262a4d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16758] futex(0x7f1ab262a4dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16763 attached [pid 16763] set_robust_list(0x7f1ab25319e0, 24) = 0 [pid 16763] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16763] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16758] <... futex resumed>) = 0 [pid 16763] futex(0x7f1ab262a4d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 16759] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1ab2511000 [pid 16759] mprotect(0x7f1ab2512000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16759] clone(child_stack=0x7f1ab25313f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 16757] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 16757] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 16759] <... clone resumed>, parent_tid=[16764], tls=0x7f1ab2531700, child_tidptr=0x7f1ab25319d0) = 16764 [pid 16757] <... futex resumed>) = 0 [pid 16759] futex(0x7f1ab262a4d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 16757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 16759] <... futex resumed>) = 0 [pid 16757] <... mmap resumed>) = 0x7f1ab2511000 ./strace-static-x86_64: Process 16764 attached [ 285.824444][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 285.829537][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 285.835793][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 285.841540][ T28] __wait_for_common+0x378/0x530 [ 285.847143][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 285.852891][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 285.859812][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 285.865155][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 285.871422][ T28] __flush_work+0x56c/0xb10 [pid 16759] futex(0x7f1ab262a4dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 16757] mprotect(0x7f1ab2512000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 16757] clone(child_stack=0x7f1ab25313f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16765], tls=0x7f1ab2531700, child_tidptr=0x7f1ab25319d0) = 16765 [pid 16757] futex(0x7f1ab262a4d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 16764] set_robust_list(0x7f1ab25319e0, 24 [pid 16757] futex(0x7f1ab262a4dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 16765 attached [pid 16765] set_robust_list(0x7f1ab25319e0, 24) = 0 [pid 16764] <... set_robust_list resumed>) = 0 [pid 16765] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16765] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16757] <... futex resumed>) = 0 [pid 16765] futex(0x7f1ab262a4d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16764] write(5, NULL, 1840702809) = -1 EFAULT (Bad address) [pid 16764] futex(0x7f1ab262a4dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 16764] futex(0x7f1ab262a4d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 16759] <... futex resumed>) = 0 [ 285.877095][ T28] ? queue_delayed_work_on+0x120/0x120 [ 285.882815][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 285.888684][ T28] ? flush_workqueue_prep_pwqs+0x4f0/0x4f0 [ 285.895775][ T28] ? try_to_grab_pending+0xbd/0xd0 [ 285.901409][ T28] ? __cancel_work_timer+0x408/0x570 [ 285.907351][ T28] __cancel_work_timer+0x3f9/0x570 [ 285.912656][ T28] ? try_to_grab_pending+0xd0/0xd0 [ 285.917959][ T28] ? p9_fd_close+0x280/0x520 [ 285.922606][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 285.927783][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 285.933656][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 285.940016][ T28] p9_fd_close+0x29c/0x520 [ 285.944808][ T28] p9_client_destroy+0xbe/0x370 [ 285.949913][ T28] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 285.955906][ T28] ? p9_tag_remove+0x250/0x250 [ 285.960723][ T28] ? ida_destroy+0x3b0/0x3b0 [ 285.965964][ T28] v9fs_session_close+0x45/0x2d0 [ 285.970976][ T28] v9fs_kill_super+0x49/0x90 [ 285.976064][ T28] deactivate_locked_super+0x94/0x160 [ 285.981491][ T28] v9fs_mount+0x69f/0xa80 [ 285.986259][ T28] ? v9fs_write_inode_dotl+0x140/0x140 [ 285.991767][ T28] legacy_get_tree+0x105/0x220 [ 285.996981][ T28] vfs_get_tree+0x89/0x2f0 [ 286.001425][ T28] path_mount+0x1320/0x1fa0 [ 286.006421][ T28] ? putname+0xfe/0x140 [ 286.010648][ T28] ? kmem_cache_free+0xed/0x5b0 [ 286.016073][ T28] ? finish_automount+0xaf0/0xaf0 [ 286.021162][ T28] ? putname+0xfe/0x140 [pid 16758] exit_group(0 [pid 16763] <... futex resumed>) = ? [pid 16758] <... exit_group resumed>) = ? [pid 16763] +++ exited with 0 +++ [pid 16757] exit_group(0 [pid 16765] <... futex resumed>) = ? [pid 16757] <... exit_group resumed>) = ? [pid 16765] +++ exited with 0 +++ [ 286.025709][ T28] __x64_sys_mount+0x27f/0x300 [ 286.030563][ T28] ? copy_mnt_ns+0xae0/0xae0 [ 286.035190][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 286.041330][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 286.047355][ T28] ? ptrace_notify+0xfa/0x140 [ 286.052078][ T28] do_syscall_64+0x35/0xb0 [ 286.057056][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 286.062990][ T28] RIP: 0033:0x7f1ab25a1209 [ 286.069842][ T28] RSP: 002b:00007f1ab25522f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [pid 16759] exit_group(0) = ? [pid 16764] <... futex resumed>) = ? [pid 16764] +++ exited with 0 +++ [ 286.078828][ T28] RAX: ffffffffffffffda RBX: 00007f1ab262a4c0 RCX: 00007f1ab25a1209 [ 286.087652][ T28] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 286.096225][ T28] RBP: 00007f1ab262a4cc R08: 0000000020000300 R09: 0000000000000000 [ 286.104579][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ab25f707c [ 286.112848][ T28] R13: 0030656c69662f2e R14: 64663d736e617274 R15: 00007f1ab262a4c8 [ 286.121080][ T28] [ 286.124209][ T28] INFO: task syz-executor136:4132 blocked for more than 143 seconds. [ 286.132544][ T28] Not tainted 5.19.0-syzkaller-01583-g7d0d3fa7339e #0 [ 286.140208][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.149237][ T28] task:syz-executor136 state:D stack:27264 pid: 4132 ppid: 3617 flags:0x00004004 [ 286.159146][ T28] Call Trace: [ 286.162457][ T28] [ 286.165985][ T28] __schedule+0xa00/0x4b50 [ 286.170606][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 286.176794][ T28] ? io_schedule_timeout+0x140/0x140 [ 286.182148][ T28] schedule+0xda/0x1b0 [ 286.186756][ T28] schedule_timeout+0x1db/0x2a0 [ 286.191650][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 286.197334][ T28] ? __wait_for_common+0x36f/0x530 [ 286.202603][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.208024][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 286.213069][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.218860][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.224094][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.229629][ T28] __wait_for_common+0x378/0x530 [ 286.234715][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 286.240093][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 286.246558][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.251808][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.257145][ T28] __flush_work+0x56c/0xb10 [ 286.261698][ T28] ? queue_delayed_work_on+0x120/0x120 [ 286.267268][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.272168][ T28] ? flush_workqueue_prep_pwqs+0x4f0/0x4f0 [ 286.278176][ T28] ? try_to_grab_pending+0xbd/0xd0 [ 286.283337][ T28] ? __cancel_work_timer+0x408/0x570 [ 286.288787][ T28] __cancel_work_timer+0x3f9/0x570 [ 286.293968][ T28] ? try_to_grab_pending+0xd0/0xd0 [ 286.299631][ T28] ? p9_fd_close+0x280/0x520 [ 286.304315][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.309772][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 286.315955][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 286.321819][ T28] p9_fd_close+0x29c/0x520 [ 286.326564][ T28] p9_client_destroy+0xbe/0x370 [ 286.331469][ T28] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 286.337455][ T28] ? p9_tag_remove+0x250/0x250 [ 286.342263][ T28] ? ida_destroy+0x3b0/0x3b0 [ 286.347268][ T28] v9fs_session_close+0x45/0x2d0 [ 286.352265][ T28] v9fs_kill_super+0x49/0x90 [ 286.357202][ T28] deactivate_locked_super+0x94/0x160 [ 286.362631][ T28] v9fs_mount+0x69f/0xa80 [ 286.367430][ T28] ? v9fs_write_inode_dotl+0x140/0x140 [ 286.373081][ T28] legacy_get_tree+0x105/0x220 [ 286.378080][ T28] vfs_get_tree+0x89/0x2f0 [ 286.382582][ T28] path_mount+0x1320/0x1fa0 [ 286.387758][ T28] ? putname+0xfe/0x140 [ 286.392092][ T28] ? kmem_cache_free+0xed/0x5b0 [ 286.397168][ T28] ? finish_automount+0xaf0/0xaf0 [ 286.402267][ T28] ? putname+0xfe/0x140 [ 286.406869][ T28] __x64_sys_mount+0x27f/0x300 [ 286.411813][ T28] ? copy_mnt_ns+0xae0/0xae0 [ 286.416578][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 286.421842][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 286.427678][ T28] ? ptrace_notify+0xfa/0x140 [ 286.432438][ T28] do_syscall_64+0x35/0xb0 [ 286.437647][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 286.443819][ T28] RIP: 0033:0x7f1ab25a1209 [ 286.448429][ T28] RSP: 002b:00007f1ab25522f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 286.457041][ T28] RAX: ffffffffffffffda RBX: 00007f1ab262a4c0 RCX: 00007f1ab25a1209 [ 286.465075][ T28] RDX: 0000000020000040 RSI: 0000000020000000 RDI: 0000000000000000 [ 286.473210][ T28] RBP: 00007f1ab262a4cc R08: 0000000020000300 R09: 0000000000000000 [ 286.481352][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ab25f707c [ 286.489474][ T28] R13: 0030656c69662f2e R14: 64663d736e617274 R15: 00007f1ab262a4c8 [ 286.497553][ T28] [ 286.500932][ T28] [ 286.500932][ T28] Showing all locks held in the system: [ 286.509308][ T28] 2 locks held by kworker/0:0/6: [ 286.514298][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.525382][ T28] #1: ffffc900000b7da8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.536589][ T28] 2 locks held by kworker/1:0/22: [ 286.541837][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.553153][ T28] #1: ffffc900001c7da8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.564428][ T28] 2 locks held by kworker/1:1/26: [ 286.569888][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.580808][ T28] #1: ffffc90000a1fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.592057][ T28] 1 lock held by khungtaskd/28: [ 286.597378][ T28] #0: ffffffff8bd87820 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 286.608482][ T28] 2 locks held by kworker/0:2/139: [ 286.613617][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.624676][ T28] #1: ffffc9000294fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.635757][ T28] 2 locks held by kworker/1:2/142: [ 286.640893][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.651403][ T28] #1: ffffc9000298fda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.662261][ T28] 2 locks held by getty/3285: [ 286.667020][ T28] #0: ffff88814a394098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 [ 286.677097][ T28] #1: ffffc90002d162e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xe50/0x13c0 [ 286.687884][ T28] 3 locks held by strace-static-x/3611: [ 286.693658][ T28] 2 locks held by kworker/0:5/3690: [ 286.699575][ T28] #0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 286.710339][ T28] #1: ffffc900033ffda8 ((work_completion)(&m->rq)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 286.721221][ T28] [ 286.723562][ T28] ============================================= [ 286.723562][ T28] [ 286.732178][ T28] NMI backtrace for cpu 0 [ 286.736535][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 5.19.0-syzkaller-01583-g7d0d3fa7339e #0 [ 286.746102][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 286.756465][ T28] Call Trace: [ 286.759774][ T28] [ 286.762718][ T28] dump_stack_lvl+0xcd/0x134 [ 286.767345][ T28] nmi_cpu_backtrace.cold+0x47/0x144 [ 286.772638][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 286.778048][ T28] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 286.784080][ T28] watchdog+0xc1d/0xf50 [ 286.788275][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 286.794287][ T28] kthread+0x2e9/0x3a0 [ 286.798396][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 286.804066][ T28] ret_from_fork+0x1f/0x30 [ 286.808614][ T28] [ 286.811895][ T28] Sending NMI from CPU 0 to CPUs 1: [ 286.817160][ C1] NMI backtrace for cpu 1 [ 286.817169][ C1] CPU: 1 PID: 90 Comm: kworker/u4:4 Not tainted 5.19.0-syzkaller-01583-g7d0d3fa7339e #0 [ 286.817186][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 286.817195][ C1] Workqueue: events_unbound toggle_allocation_gate [ 286.817216][ C1] RIP: 0010:lock_is_held_type+0x9a/0x140 [ 286.817235][ C1] Code: 0a 00 00 65 ff 05 3e a5 8a 76 85 c0 7f 12 e9 8a 00 00 00 83 c3 01 41 3b 9c 24 58 0a 00 00 7d 7d 48 63 c3 48 89 ee 48 8d 04 80 <4d> 8d 7c c5 00 4c 89 ff e8 99 fe ff ff 85 c0 74 d8 41 83 fe ff 41 [ 286.817248][ C1] RSP: 0018:ffffc90001577910 EFLAGS: 00000097 [ 286.817259][ C1] RAX: 0000000000000019 RBX: 0000000000000005 RCX: 0000000000000001 [ 286.817268][ C1] RDX: 0000000000000000 RSI: ffffffff8bd87760 RDI: ffff888017fe6380 [ 286.817278][ C1] RBP: ffffffff8bd87760 R08: 0000000000000000 R09: ffffffff8dbbc8d7 [ 286.817287][ C1] R10: fffffbfff1b7791a R11: 0000000000000001 R12: ffff888017fe5880 [ 286.817297][ C1] R13: ffff888017fe62e0 R14: 00000000ffffffff R15: ffff888017fe6380 [ 286.817310][ C1] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 286.817327][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.817337][ C1] CR2: 00007f1ab25f68b8 CR3: 00000001400fa000 CR4: 0000000000350ee0 [ 286.817347][ C1] Call Trace: [ 286.817352][ C1] [ 286.817359][ C1] rcu_read_lock_sched_held+0x3a/0x70 [ 286.817382][ C1] trace_tlb_flush+0x126/0x1b0 [ 286.817401][ C1] switch_mm_irqs_off+0x4a4/0xa10 [ 286.817419][ C1] ? lockdep_hardirqs_off+0x90/0xd0 [ 286.817434][ C1] ? kmem_cache_alloc+0x120/0x4d0 [ 286.817459][ C1] __text_poke+0x2f7/0x8e0 [ 286.817477][ C1] ? cpumask_weight+0x40/0x40 [ 286.817496][ C1] ? text_poke_memset+0x60/0x60 [ 286.817516][ C1] text_poke_bp_batch+0x44a/0x6c0 [ 286.817533][ C1] ? kmem_cache_alloc+0x120/0x4d0 [ 286.817551][ C1] ? do_sync_core+0x20/0x20 [ 286.817571][ C1] ? __jump_label_update+0x296/0x410 [ 286.817587][ C1] text_poke_finish+0x16/0x30 [ 286.817600][ C1] arch_jump_label_transform_apply+0x13/0x20 [ 286.817617][ C1] jump_label_update+0x32f/0x410 [ 286.817632][ C1] static_key_enable_cpuslocked+0x1b1/0x260 [ 286.817647][ C1] static_key_enable+0x16/0x20 [ 286.817660][ C1] toggle_allocation_gate+0x100/0x390 [ 286.817676][ C1] ? lock_release+0x780/0x780 [ 286.817689][ C1] ? wake_up_kfence_timer+0x20/0x20 [ 286.817705][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 286.817719][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 286.817736][ C1] process_one_work+0x996/0x1610 [ 286.817755][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 286.817773][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 286.817786][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 286.817804][ C1] worker_thread+0x665/0x1080 [ 286.817822][ C1] ? __kthread_parkme+0x15f/0x220 [ 286.817835][ C1] ? process_one_work+0x1610/0x1610 [ 286.817851][ C1] kthread+0x2e9/0x3a0 [ 286.817863][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 286.817879][ C1] ret_from_fork+0x1f/0x30 [ 286.817898][ C1] [ 286.818156][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 287.121130][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 5.19.0-syzkaller-01583-g7d0d3fa7339e #0 [ 287.130689][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 287.140768][ T28] Call Trace: [ 287.144049][ T28] [ 287.146980][ T28] dump_stack_lvl+0xcd/0x134 [ 287.151703][ T28] panic+0x2d7/0x636 [ 287.155613][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b [ 287.161598][ T28] ? irq_work_claim+0x76/0x90 [ 287.166277][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 287.171476][ T28] ? irq_work_queue+0x29/0x80 [ 287.176152][ T28] ? watchdog.cold+0x130/0x158 [ 287.180924][ T28] watchdog.cold+0x141/0x158 [ 287.185616][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 287.191607][ T28] kthread+0x2e9/0x3a0 [ 287.195704][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 287.201363][ T28] ret_from_fork+0x1f/0x30 [ 287.205804][ T28] [ 287.209035][ T28] Kernel Offset: disabled [ 287.213359][ T28] Rebooting in 86400 seconds..