./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1815212746 <...> OFOLLOW [pid 7593] close(19) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./792/file0", [pid 7593] close(20 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./792/file0" [pid 7593] close(21) = -1 EBADF (Bad file descriptor) [pid 7593] close(22) = -1 EBADF (Bad file descriptor) [pid 7593] close(23) = -1 EBADF (Bad file descriptor) [pid 7593] close(24) = -1 EBADF (Bad file descriptor) [pid 7593] close(25) = -1 EBADF (Bad file descriptor) [pid 7593] close(26) = -1 EBADF (Bad file descriptor) [pid 7593] close(27) = -1 EBADF (Bad file descriptor) [pid 7593] close(28) = -1 EBADF (Bad file descriptor) [pid 7593] close(29) = -1 EBADF (Bad file descriptor) [pid 7593] exit_group(0 [pid 5081] <... unlink resumed>) = 0 [pid 7593] <... exit_group resumed>) = ? [pid 7593] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=789, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] getdents64(3, [pid 5082] umount2("./787", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] close(3 [pid 5082] openat(AT_FDCWD, "./787", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... close resumed>) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5081] rmdir("./792" [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] umount2("./787/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] mkdir("./793", 0777 [pid 5082] lstat("./787/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./787/binderfs") = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] umount2("./787/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] lstat("./787/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./787/file0"./strace-static-x86_64: Process 7594 attached ) = 0 [pid 7594] chdir("./793" [pid 5082] getdents64(3, [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 795 [pid 7594] <... chdir resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] close(3 [pid 7594] <... prctl resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 7594] setpgid(0, 0 [pid 5082] rmdir("./787" [pid 7594] <... setpgid resumed>) = 0 [pid 7594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... rmdir resumed>) = 0 [pid 7594] <... openat resumed>) = 3 [pid 5082] mkdir("./788", 0777 [pid 7594] write(3, "1000", 4) = 4 [pid 5082] <... mkdir resumed>) = 0 [pid 7594] close(3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7594] <... close resumed>) = 0 [pid 7594] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 7595 attached ) = 0 [pid 7594] creat("./file0", 000 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 790 [pid 7595] chdir("./788" [pid 7594] <... creat resumed>) = 3 [pid 7595] <... chdir resumed>) = 0 [pid 7595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7594] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7595] setpgid(0, 0) = 0 [pid 7595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7595] write(3, "1000", 4) = 4 [pid 7595] close(3) = 0 [pid 7595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7595] creat("./file0", 000) = 3 [pid 7595] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7594] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7594] close(3) = 0 [pid 7594] close(4) = -1 EBADF (Bad file descriptor) [pid 7594] close(5) = -1 EBADF (Bad file descriptor) [pid 7594] close(6) = -1 EBADF (Bad file descriptor) [pid 7594] close(7) = -1 EBADF (Bad file descriptor) [pid 7594] close(8) = -1 EBADF (Bad file descriptor) [pid 7594] close(9) = -1 EBADF (Bad file descriptor) [pid 7594] close(10) = -1 EBADF (Bad file descriptor) [pid 7594] close(11) = -1 EBADF (Bad file descriptor) [pid 7594] close(12) = -1 EBADF (Bad file descriptor) [pid 7594] close(13) = -1 EBADF (Bad file descriptor) [pid 7594] close(14) = -1 EBADF (Bad file descriptor) [pid 7594] close(15) = -1 EBADF (Bad file descriptor) [pid 7594] close(16) = -1 EBADF (Bad file descriptor) [pid 7594] close(17) = -1 EBADF (Bad file descriptor) [pid 7594] close(18) = -1 EBADF (Bad file descriptor) [pid 7594] close(19 [pid 7595] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7594] close(20) = -1 EBADF (Bad file descriptor) [pid 7594] close(21) = -1 EBADF (Bad file descriptor) [pid 7594] close(22) = -1 EBADF (Bad file descriptor) [pid 7594] close(23) = -1 EBADF (Bad file descriptor) [pid 7594] close(24) = -1 EBADF (Bad file descriptor) [pid 7594] close(25) = -1 EBADF (Bad file descriptor) [pid 7594] close(26) = -1 EBADF (Bad file descriptor) [pid 7594] close(27) = -1 EBADF (Bad file descriptor) [pid 7595] close(3 [pid 7594] close(28 [pid 7595] <... close resumed>) = 0 [pid 7594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7595] close(4 [pid 7594] close(29 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7595] close(5 [pid 7594] exit_group(0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7594] <... exit_group resumed>) = ? [pid 7595] close(6) = -1 EBADF (Bad file descriptor) [pid 7595] close(7 [pid 7594] +++ exited with 0 +++ [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=795, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7595] close(8) = -1 EBADF (Bad file descriptor) [pid 7595] close(9) = -1 EBADF (Bad file descriptor) [pid 7595] close(10) = -1 EBADF (Bad file descriptor) [pid 7595] close(11) = -1 EBADF (Bad file descriptor) [pid 7595] close(12) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./793", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7595] close(13 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7595] close(14 [pid 5081] <... openat resumed>) = 3 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7595] close(15 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7595] close(16 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./793/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7595] close(17 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./793/binderfs", [pid 7595] close(18 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./793/binderfs" [pid 7595] close(19 [pid 5081] <... unlink resumed>) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./793/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7595] close(20 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./793/file0", [pid 7595] close(21 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./793/file0" [pid 7595] close(22) = -1 EBADF (Bad file descriptor) [pid 7595] close(23) = -1 EBADF (Bad file descriptor) [pid 7595] close(24) = -1 EBADF (Bad file descriptor) [pid 7595] close(25) = -1 EBADF (Bad file descriptor) [pid 7595] close(26 [pid 5081] <... unlink resumed>) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7595] close(27 [pid 5081] getdents64(3, [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7595] close(28 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7595] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7595] exit_group(0) = ? [pid 5081] rmdir("./793" [pid 7595] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=790, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] <... rmdir resumed>) = 0 [pid 5082] umount2("./788", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] mkdir("./794", 0777 [pid 5082] openat(AT_FDCWD, "./788", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] umount2("./788/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./788/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./788/binderfs") = 0 [pid 5082] umount2("./788/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./788/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./788/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./788") = 0 [pid 5082] mkdir("./789", 0777./strace-static-x86_64: Process 7596 attached ) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7597 attached [pid 7596] chdir("./794" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 796 [pid 7597] chdir("./789" [pid 7596] <... chdir resumed>) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 791 [pid 7597] <... chdir resumed>) = 0 [pid 7596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7596] <... prctl resumed>) = 0 [pid 7597] <... prctl resumed>) = 0 [pid 7596] setpgid(0, 0 [pid 7597] setpgid(0, 0 [pid 7596] <... setpgid resumed>) = 0 [pid 7597] <... setpgid resumed>) = 0 [pid 7596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7596] <... openat resumed>) = 3 [pid 7597] <... openat resumed>) = 3 [pid 7596] write(3, "1000", 4 [pid 7597] write(3, "1000", 4 [pid 7596] <... write resumed>) = 4 [pid 7597] <... write resumed>) = 4 [pid 7596] close(3 [pid 7597] close(3 [pid 7596] <... close resumed>) = 0 [pid 7597] <... close resumed>) = 0 [pid 7596] symlink("/dev/binderfs", "./binderfs" [pid 7597] symlink("/dev/binderfs", "./binderfs" [pid 7596] <... symlink resumed>) = 0 [pid 7597] <... symlink resumed>) = 0 [pid 7596] creat("./file0", 000 [pid 7597] creat("./file0", 000 [pid 7596] <... creat resumed>) = 3 [pid 7597] <... creat resumed>) = 3 [pid 7596] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7597] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7596] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7596] close(3) = 0 [pid 7596] close(4) = -1 EBADF (Bad file descriptor) [pid 7596] close(5) = -1 EBADF (Bad file descriptor) [pid 7596] close(6 [pid 7597] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7597] close(3) = 0 [pid 7597] close(4) = -1 EBADF (Bad file descriptor) [pid 7597] close(5) = -1 EBADF (Bad file descriptor) [pid 7597] close(6) = -1 EBADF (Bad file descriptor) [pid 7597] close(7) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] close(7) = -1 EBADF (Bad file descriptor) [pid 7596] close(8) = -1 EBADF (Bad file descriptor) [pid 7596] close(9) = -1 EBADF (Bad file descriptor) [pid 7596] close(10) = -1 EBADF (Bad file descriptor) [pid 7596] close(11) = -1 EBADF (Bad file descriptor) [pid 7597] close(8 [pid 7596] close(12) = -1 EBADF (Bad file descriptor) [pid 7596] close(13 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] close(14) = -1 EBADF (Bad file descriptor) [pid 7596] close(15) = -1 EBADF (Bad file descriptor) [pid 7596] close(16) = -1 EBADF (Bad file descriptor) [pid 7596] close(17 [pid 7597] close(9 [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] close(18) = -1 EBADF (Bad file descriptor) [pid 7597] close(10 [pid 7596] close(19 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(11 [pid 7596] close(20 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(12 [pid 7596] close(21) = -1 EBADF (Bad file descriptor) [pid 7596] close(22) = -1 EBADF (Bad file descriptor) [pid 7596] close(23 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(13 [pid 7596] close(24 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(14 [pid 7596] close(25 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(15 [pid 7596] close(26 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(16 [pid 7596] close(27 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(17 [pid 7596] close(28 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(18 [pid 7596] close(29 [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(19) = -1 EBADF (Bad file descriptor) [pid 7596] exit_group(0 [pid 7597] close(20 [pid 7596] <... exit_group resumed>) = ? [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(21) = -1 EBADF (Bad file descriptor) [pid 7597] close(22) = -1 EBADF (Bad file descriptor) [pid 7597] close(23) = -1 EBADF (Bad file descriptor) [pid 7596] +++ exited with 0 +++ [pid 7597] close(24 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=796, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7597] close(25) = -1 EBADF (Bad file descriptor) [pid 7597] close(26) = -1 EBADF (Bad file descriptor) [pid 7597] close(27 [pid 5081] umount2("./794", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7597] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7597] close(28) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7597] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7597] exit_group(0) = ? [pid 5081] fstat(3, [pid 7597] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=791, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./789", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] openat(AT_FDCWD, "./789", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] umount2("./794/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] lstat("./794/binderfs", [pid 5082] umount2("./789/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] lstat("./789/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./789/binderfs") = 0 [pid 5081] unlink("./794/binderfs" [pid 5082] umount2("./789/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./789/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] unlink("./789/file0" [pid 5081] umount2("./794/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./794/file0", [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] unlink("./794/file0" [pid 5082] close(3) = 0 [pid 5082] rmdir("./789") = 0 [pid 5082] mkdir("./790", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 792 ./strace-static-x86_64: Process 7598 attached [pid 7598] chdir("./790") = 0 [pid 7598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7598] setpgid(0, 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 7598] <... setpgid resumed>) = 0 [pid 5081] rmdir("./794" [pid 7598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./795", 0777 [pid 7598] <... openat resumed>) = 3 [pid 7598] write(3, "1000", 4 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7598] <... write resumed>) = 4 [pid 7598] close(3) = 0 [pid 7598] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 797 [pid 7598] <... symlink resumed>) = 0 [pid 7598] creat("./file0", 000) = 3 [pid 7598] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7599 attached [pid 7599] chdir("./795") = 0 [pid 7599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7599] setpgid(0, 0) = 0 [pid 7599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7599] write(3, "1000", 4) = 4 [pid 7599] close(3) = 0 [pid 7599] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7599] creat("./file0", 000) = 3 [pid 7599] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7598] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7599] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7598] close(3) = 0 [pid 7598] close(4) = -1 EBADF (Bad file descriptor) [pid 7598] close(5) = -1 EBADF (Bad file descriptor) [pid 7598] close(6) = -1 EBADF (Bad file descriptor) [pid 7598] close(7) = -1 EBADF (Bad file descriptor) [pid 7598] close(8) = -1 EBADF (Bad file descriptor) [pid 7598] close(9 [pid 7599] close(3) = 0 [pid 7599] close(4 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] close(5) = -1 EBADF (Bad file descriptor) [pid 7599] close(6) = -1 EBADF (Bad file descriptor) [pid 7599] close(7 [pid 7598] close(10 [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] close(8) = -1 EBADF (Bad file descriptor) [pid 7599] close(9) = -1 EBADF (Bad file descriptor) [pid 7599] close(10) = -1 EBADF (Bad file descriptor) [pid 7599] close(11) = -1 EBADF (Bad file descriptor) [pid 7599] close(12) = -1 EBADF (Bad file descriptor) [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] close(13) = -1 EBADF (Bad file descriptor) [pid 7599] close(14) = -1 EBADF (Bad file descriptor) [pid 7599] close(15 [pid 7598] close(11 [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] close(16) = -1 EBADF (Bad file descriptor) [pid 7598] close(12 [pid 7599] close(17) = -1 EBADF (Bad file descriptor) [pid 7599] close(18 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(13) = -1 EBADF (Bad file descriptor) [pid 7598] close(14) = -1 EBADF (Bad file descriptor) [pid 7598] close(15) = -1 EBADF (Bad file descriptor) [pid 7598] close(16 [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] close(19) = -1 EBADF (Bad file descriptor) [pid 7599] close(20 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(17) = -1 EBADF (Bad file descriptor) [pid 7598] close(18) = -1 EBADF (Bad file descriptor) [pid 7598] close(19) = -1 EBADF (Bad file descriptor) [pid 7598] close(20) = -1 EBADF (Bad file descriptor) [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(21 [pid 7599] close(21 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(22) = -1 EBADF (Bad file descriptor) [pid 7599] close(22) = -1 EBADF (Bad file descriptor) [pid 7598] close(23 [pid 7599] close(23 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(24) = -1 EBADF (Bad file descriptor) [pid 7598] close(25 [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(26) = -1 EBADF (Bad file descriptor) [pid 7598] close(27) = -1 EBADF (Bad file descriptor) [pid 7598] close(28 [pid 7599] close(24 [pid 7598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] close(29) = -1 EBADF (Bad file descriptor) [pid 7599] close(25 [pid 7598] exit_group(0 [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7598] <... exit_group resumed>) = ? [pid 7599] close(26 [pid 7598] +++ exited with 0 +++ [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=792, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7599] close(27) = -1 EBADF (Bad file descriptor) [pid 7599] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./790", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7599] close(29 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./790", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 7599] exit_group(0 [pid 5082] fstat(3, [pid 7599] <... exit_group resumed>) = ? [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 7599] +++ exited with 0 +++ [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./790/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./790/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./790/binderfs") = 0 [pid 5081] umount2("./795", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./790/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./790/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./790/file0" [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./795/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./795/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./795/binderfs") = 0 [pid 5081] umount2("./795/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./795/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./795/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./795" [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] rmdir("./790" [pid 5081] mkdir("./796", 0777 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] mkdir("./791", 0777 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 7600 attached [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 798 ./strace-static-x86_64: Process 7601 attached [pid 7600] chdir("./796" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 793 [pid 7601] chdir("./791") = 0 [pid 7600] <... chdir resumed>) = 0 [pid 7601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7600] setpgid(0, 0) = 0 [pid 7601] setpgid(0, 0 [pid 7600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7601] <... setpgid resumed>) = 0 [pid 7600] <... openat resumed>) = 3 [pid 7601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7600] write(3, "1000", 4) = 4 [pid 7601] <... openat resumed>) = 3 [pid 7600] close(3 [pid 7601] write(3, "1000", 4 [pid 7600] <... close resumed>) = 0 [pid 7601] <... write resumed>) = 4 [pid 7600] symlink("/dev/binderfs", "./binderfs" [pid 7601] close(3) = 0 [pid 7600] <... symlink resumed>) = 0 [pid 7601] symlink("/dev/binderfs", "./binderfs" [pid 7600] creat("./file0", 000 [pid 7601] <... symlink resumed>) = 0 [pid 7600] <... creat resumed>) = 3 [pid 7601] creat("./file0", 000 [pid 7600] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7601] <... creat resumed>) = 3 [pid 7601] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7600] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7601] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7601] close(3) = 0 [pid 7601] close(4) = -1 EBADF (Bad file descriptor) [pid 7601] close(5) = -1 EBADF (Bad file descriptor) [pid 7601] close(6 [pid 7600] close(3 [pid 7601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7601] close(7) = -1 EBADF (Bad file descriptor) [pid 7601] close(8) = -1 EBADF (Bad file descriptor) [pid 7601] close(9) = -1 EBADF (Bad file descriptor) [pid 7601] close(10) = -1 EBADF (Bad file descriptor) [pid 7601] close(11) = -1 EBADF (Bad file descriptor) [pid 7601] close(12) = -1 EBADF (Bad file descriptor) [pid 7601] close(13) = -1 EBADF (Bad file descriptor) [pid 7601] close(14) = -1 EBADF (Bad file descriptor) [pid 7601] close(15) = -1 EBADF (Bad file descriptor) [pid 7601] close(16) = -1 EBADF (Bad file descriptor) [pid 7601] close(17) = -1 EBADF (Bad file descriptor) [pid 7601] close(18) = -1 EBADF (Bad file descriptor) [pid 7601] close(19) = -1 EBADF (Bad file descriptor) [pid 7601] close(20) = -1 EBADF (Bad file descriptor) [pid 7600] <... close resumed>) = 0 [pid 7601] close(21) = -1 EBADF (Bad file descriptor) [pid 7601] close(22) = -1 EBADF (Bad file descriptor) [pid 7601] close(23) = -1 EBADF (Bad file descriptor) [pid 7601] close(24) = -1 EBADF (Bad file descriptor) [pid 7600] close(4 [pid 7601] close(25 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7601] close(26) = -1 EBADF (Bad file descriptor) [pid 7601] close(27) = -1 EBADF (Bad file descriptor) [pid 7601] close(28) = -1 EBADF (Bad file descriptor) [pid 7600] close(5 [pid 7601] close(29 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7600] close(6 [pid 7601] exit_group(0 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7601] <... exit_group resumed>) = ? [pid 7601] +++ exited with 0 +++ [pid 7600] close(7) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7600] close(8 [pid 5082] umount2("./791", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7600] close(9 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./791", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7600] close(10 [pid 5082] <... openat resumed>) = 3 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7600] close(11 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7600] close(12 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./791/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7600] close(13 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./791/binderfs", [pid 7600] close(14 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./791/binderfs" [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7600] close(15 [pid 5082] umount2("./791/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7600] close(16 [pid 5082] lstat("./791/file0", [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7600] close(17 [pid 5082] unlink("./791/file0" [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7600] close(18 [pid 5082] getdents64(3, [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7600] close(19 [pid 5082] close(3 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7600] close(20 [pid 5082] rmdir("./791" [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7600] close(21 [pid 5082] mkdir("./792", 0777 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7600] close(22 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7602 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 794 [pid 7600] close(23) = -1 EBADF (Bad file descriptor) [pid 7600] close(24 [pid 7602] chdir("./792" [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7600] close(25) = -1 EBADF (Bad file descriptor) [pid 7602] <... chdir resumed>) = 0 [pid 7600] close(26 [pid 7602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] <... prctl resumed>) = 0 [pid 7600] close(27 [pid 7602] setpgid(0, 0) = 0 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7600] close(28) = -1 EBADF (Bad file descriptor) [pid 7600] close(29 [pid 7602] <... openat resumed>) = 3 [pid 7602] write(3, "1000", 4 [pid 7600] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] <... write resumed>) = 4 [pid 7602] close(3 [pid 7600] exit_group(0 [pid 7602] <... close resumed>) = 0 [pid 7600] <... exit_group resumed>) = ? [pid 7602] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7602] creat("./file0", 000) = 3 [pid 7600] +++ exited with 0 +++ [pid 7602] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=798, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] umount2("./796", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./796/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./796/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./796/binderfs") = 0 [pid 5081] umount2("./796/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./796/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./796/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./796") = 0 [pid 5081] mkdir("./797", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 799 ./strace-static-x86_64: Process 7603 attached [pid 7603] chdir("./797") = 0 [pid 7603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7603] setpgid(0, 0) = 0 [pid 7603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7603] write(3, "1000", 4) = 4 [pid 7603] close(3) = 0 [pid 7603] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7603] creat("./file0", 000) = 3 [pid 7603] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7602] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7603] close(3 [pid 7602] close(3 [pid 7603] <... close resumed>) = 0 [pid 7603] close(4) = -1 EBADF (Bad file descriptor) [pid 7603] close(5) = -1 EBADF (Bad file descriptor) [pid 7603] close(6) = -1 EBADF (Bad file descriptor) [pid 7603] close(7) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = 0 [pid 7603] close(8) = -1 EBADF (Bad file descriptor) [pid 7603] close(9) = -1 EBADF (Bad file descriptor) [pid 7603] close(10) = -1 EBADF (Bad file descriptor) [pid 7603] close(11 [pid 7602] close(4) = -1 EBADF (Bad file descriptor) [pid 7603] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] close(5 [pid 7603] close(12) = -1 EBADF (Bad file descriptor) [pid 7603] close(13) = -1 EBADF (Bad file descriptor) [pid 7603] close(14) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] close(15 [pid 7602] close(6 [pid 7603] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] close(16) = -1 EBADF (Bad file descriptor) [pid 7603] close(17) = -1 EBADF (Bad file descriptor) [pid 7603] close(18) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] close(19) = -1 EBADF (Bad file descriptor) [pid 7603] close(20) = -1 EBADF (Bad file descriptor) [pid 7603] close(21) = -1 EBADF (Bad file descriptor) [pid 7603] close(22 [pid 7602] close(7) = -1 EBADF (Bad file descriptor) [pid 7603] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] close(8 [pid 7603] close(23) = -1 EBADF (Bad file descriptor) [pid 7603] close(24) = -1 EBADF (Bad file descriptor) [pid 7603] close(25) = -1 EBADF (Bad file descriptor) [pid 7603] close(26) = -1 EBADF (Bad file descriptor) [pid 7603] close(27) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] close(28 [pid 7602] close(9 [pid 7603] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] close(29 [pid 7602] close(10 [pid 7603] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7603] exit_group(0 [pid 7602] close(11 [pid 7603] <... exit_group resumed>) = ? [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] close(12 [pid 7603] +++ exited with 0 +++ [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7602] close(13 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./797", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7602] close(14 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7602] close(15 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7602] close(16 [pid 5081] getdents64(3, [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7602] close(17 [pid 5081] umount2("./797/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7602] close(18 [pid 5081] lstat("./797/binderfs", [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7602] close(19 [pid 5081] unlink("./797/binderfs" [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7602] close(20 [pid 5081] umount2("./797/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7602] close(21 [pid 5081] lstat("./797/file0", [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7602] close(22 [pid 5081] unlink("./797/file0" [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7602] close(23 [pid 5081] getdents64(3, [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7602] close(24 [pid 5081] close(3 [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./797" [pid 7602] close(25 [pid 5081] <... rmdir resumed>) = 0 [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] mkdir("./798", 0777 [pid 7602] close(26 [pid 5081] <... mkdir resumed>) = 0 [pid 7602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7602] close(27./strace-static-x86_64: Process 7604 attached ) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 800 [pid 7602] close(28) = -1 EBADF (Bad file descriptor) [pid 7602] close(29) = -1 EBADF (Bad file descriptor) [pid 7602] exit_group(0) = ? [pid 7602] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=794, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7604] chdir("./798") = 0 [pid 7604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] umount2("./792", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7604] <... prctl resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7604] setpgid(0, 0 [pid 5082] openat(AT_FDCWD, "./792", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7604] <... setpgid resumed>) = 0 [pid 5082] <... openat resumed>) = 3 [pid 7604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] fstat(3, [pid 7604] <... openat resumed>) = 3 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7604] write(3, "1000", 4 [pid 5082] getdents64(3, [pid 7604] <... write resumed>) = 4 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7604] close(3 [pid 5082] umount2("./792/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7604] <... close resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7604] symlink("/dev/binderfs", "./binderfs" [pid 5082] lstat("./792/binderfs", [pid 7604] <... symlink resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7604] creat("./file0", 000 [pid 5082] unlink("./792/binderfs" [pid 7604] <... creat resumed>) = 3 [pid 5082] <... unlink resumed>) = 0 [pid 7604] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] umount2("./792/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./792/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./792/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./792") = 0 [pid 5082] mkdir("./793", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7605 attached [pid 7605] chdir("./793" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 795 [pid 7605] <... chdir resumed>) = 0 [pid 7605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7605] setpgid(0, 0) = 0 [pid 7605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7605] write(3, "1000", 4) = 4 [pid 7605] close(3) = 0 [pid 7605] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7605] creat("./file0", 000) = 3 [pid 7605] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7605] close(3) = 0 [pid 7605] close(4) = -1 EBADF (Bad file descriptor) [pid 7605] close(5) = -1 EBADF (Bad file descriptor) [pid 7605] close(6) = -1 EBADF (Bad file descriptor) [pid 7605] close(7 [pid 7604] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7604] close(3) = 0 [pid 7604] close(4) = -1 EBADF (Bad file descriptor) [pid 7604] close(5) = -1 EBADF (Bad file descriptor) [pid 7604] close(6) = -1 EBADF (Bad file descriptor) [pid 7604] close(7) = -1 EBADF (Bad file descriptor) [pid 7604] close(8) = -1 EBADF (Bad file descriptor) [pid 7604] close(9) = -1 EBADF (Bad file descriptor) [pid 7604] close(10) = -1 EBADF (Bad file descriptor) [pid 7604] close(11) = -1 EBADF (Bad file descriptor) [pid 7604] close(12) = -1 EBADF (Bad file descriptor) [pid 7604] close(13) = -1 EBADF (Bad file descriptor) [pid 7604] close(14) = -1 EBADF (Bad file descriptor) [pid 7604] close(15) = -1 EBADF (Bad file descriptor) [pid 7604] close(16) = -1 EBADF (Bad file descriptor) [pid 7604] close(17) = -1 EBADF (Bad file descriptor) [pid 7604] close(18) = -1 EBADF (Bad file descriptor) [pid 7604] close(19) = -1 EBADF (Bad file descriptor) [pid 7604] close(20) = -1 EBADF (Bad file descriptor) [pid 7604] close(21) = -1 EBADF (Bad file descriptor) [pid 7604] close(22) = -1 EBADF (Bad file descriptor) [pid 7604] close(23) = -1 EBADF (Bad file descriptor) [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7604] close(24 [pid 7605] close(8 [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7604] close(25 [pid 7605] close(9 [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7604] close(26 [pid 7605] close(10 [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(11) = -1 EBADF (Bad file descriptor) [pid 7605] close(12) = -1 EBADF (Bad file descriptor) [pid 7605] close(13) = -1 EBADF (Bad file descriptor) [pid 7605] close(14) = -1 EBADF (Bad file descriptor) [pid 7605] close(15) = -1 EBADF (Bad file descriptor) [pid 7605] close(16) = -1 EBADF (Bad file descriptor) [pid 7604] close(27 [pid 7605] close(17) = -1 EBADF (Bad file descriptor) [pid 7605] close(18) = -1 EBADF (Bad file descriptor) [pid 7605] close(19) = -1 EBADF (Bad file descriptor) [pid 7605] close(20) = -1 EBADF (Bad file descriptor) [pid 7605] close(21 [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(22 [pid 7604] close(28 [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(23 [pid 7604] close(29 [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(24) = -1 EBADF (Bad file descriptor) [pid 7604] exit_group(0 [pid 7605] close(25 [pid 7604] <... exit_group resumed>) = ? [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(26) = -1 EBADF (Bad file descriptor) [pid 7605] close(27) = -1 EBADF (Bad file descriptor) [pid 7605] close(28 [pid 7604] +++ exited with 0 +++ [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7605] close(29 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=800, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7605] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7605] exit_group(0) = ? [pid 5081] <... restart_syscall resumed>) = 0 [pid 7605] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=795, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./793", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./798", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] openat(AT_FDCWD, "./793", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... openat resumed>) = 3 [pid 5082] umount2("./793/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] fstat(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./793/binderfs", [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./793/binderfs" [pid 5081] getdents64(3, [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./793/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./793/file0", [pid 5081] umount2("./798/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./793/file0" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] lstat("./798/binderfs", [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] close(3) = 0 [pid 5081] unlink("./798/binderfs" [pid 5082] rmdir("./793") = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] mkdir("./794", 0777 [pid 5081] umount2("./798/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./798/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./798/file0" [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./798") = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 796 [pid 5081] mkdir("./799", 0777./strace-static-x86_64: Process 7606 attached ) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7606] chdir("./794"./strace-static-x86_64: Process 7607 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 801 [pid 7607] chdir("./799" [pid 7606] <... chdir resumed>) = 0 [pid 7607] <... chdir resumed>) = 0 [pid 7607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7607] setpgid(0, 0) = 0 [pid 7607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7606] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7607] write(3, "1000", 4) = 4 [pid 7607] close(3) = 0 [pid 7607] symlink("/dev/binderfs", "./binderfs" [pid 7606] <... prctl resumed>) = 0 [pid 7607] <... symlink resumed>) = 0 [pid 7606] setpgid(0, 0 [pid 7607] creat("./file0", 000 [pid 7606] <... setpgid resumed>) = 0 [pid 7607] <... creat resumed>) = 3 [pid 7606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7607] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7606] <... openat resumed>) = 3 [pid 7606] write(3, "1000", 4) = 4 [pid 7606] close(3) = 0 [pid 7606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7606] creat("./file0", 000) = 3 [pid 7606] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7607] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7606] close(3 [pid 7607] close(3 [pid 7606] <... close resumed>) = 0 [pid 7607] <... close resumed>) = 0 [pid 7606] close(4 [pid 7607] close(4 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(5 [pid 7607] close(5 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(6 [pid 7607] close(6 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(7 [pid 7607] close(7 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(8 [pid 7607] close(8 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(9 [pid 7607] close(9 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(10 [pid 7607] close(10 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(11 [pid 7607] close(11 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(12 [pid 7607] close(12 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(13 [pid 7607] close(13 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(14 [pid 7607] close(14 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(15 [pid 7607] close(15 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(16 [pid 7607] close(16 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(17 [pid 7607] close(17 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(18 [pid 7607] close(18 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(19 [pid 7607] close(19 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(20 [pid 7607] close(20 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(21 [pid 7607] close(21 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(22 [pid 7607] close(22 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(23 [pid 7607] close(23 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(24 [pid 7607] close(24 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(25 [pid 7607] close(25 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(26 [pid 7607] close(26 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(27 [pid 7607] close(27 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(28 [pid 7607] close(28 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] close(29 [pid 7607] close(29 [pid 7606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7606] exit_group(0 [pid 7607] exit_group(0 [pid 7606] <... exit_group resumed>) = ? [pid 7607] <... exit_group resumed>) = ? [pid 7606] +++ exited with 0 +++ [pid 7607] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=801, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./794", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./794", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] umount2("./799", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] umount2("./794/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./794/binderfs", [pid 5081] <... openat resumed>) = 3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] fstat(3, [pid 5082] unlink("./794/binderfs") = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] umount2("./794/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] getdents64(3, [pid 5082] lstat("./794/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] unlink("./794/file0" [pid 5081] umount2("./799/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./799/binderfs", [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] unlink("./799/binderfs" [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] close(3 [pid 5081] umount2("./799/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... close resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] rmdir("./794" [pid 5081] lstat("./799/file0", [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] mkdir("./795", 0777 [pid 5081] unlink("./799/file0" [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 797 ./strace-static-x86_64: Process 7608 attached [pid 7608] chdir("./795" [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./799" [pid 7608] <... chdir resumed>) = 0 [pid 7608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./800", 0777 [pid 7608] <... prctl resumed>) = 0 [pid 7608] setpgid(0, 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7608] <... setpgid resumed>) = 0 [pid 7608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 7609 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 802 [pid 7609] chdir("./800" [pid 7608] <... openat resumed>) = 3 [pid 7609] <... chdir resumed>) = 0 [pid 7609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7609] setpgid(0, 0) = 0 [pid 7608] write(3, "1000", 4 [pid 7609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7608] <... write resumed>) = 4 [pid 7609] <... openat resumed>) = 3 [pid 7609] write(3, "1000", 4 [pid 7608] close(3 [pid 7609] <... write resumed>) = 4 [pid 7608] <... close resumed>) = 0 [pid 7609] close(3) = 0 [pid 7608] symlink("/dev/binderfs", "./binderfs" [pid 7609] symlink("/dev/binderfs", "./binderfs" [pid 7608] <... symlink resumed>) = 0 [pid 7609] <... symlink resumed>) = 0 [pid 7608] creat("./file0", 000 [pid 7609] creat("./file0", 000 [pid 7608] <... creat resumed>) = 3 [pid 7608] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7609] <... creat resumed>) = 3 [pid 7609] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7609] close(3) = 0 [pid 7609] close(4) = -1 EBADF (Bad file descriptor) [pid 7609] close(5) = -1 EBADF (Bad file descriptor) [pid 7609] close(6) = -1 EBADF (Bad file descriptor) [pid 7609] close(7) = -1 EBADF (Bad file descriptor) [pid 7609] close(8) = -1 EBADF (Bad file descriptor) [pid 7609] close(9) = -1 EBADF (Bad file descriptor) [pid 7609] close(10) = -1 EBADF (Bad file descriptor) [pid 7609] close(11 [pid 7608] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7609] close(12) = -1 EBADF (Bad file descriptor) [pid 7609] close(13) = -1 EBADF (Bad file descriptor) [pid 7609] close(14) = -1 EBADF (Bad file descriptor) [pid 7609] close(15) = -1 EBADF (Bad file descriptor) [pid 7609] close(16) = -1 EBADF (Bad file descriptor) [pid 7609] close(17) = -1 EBADF (Bad file descriptor) [pid 7609] close(18) = -1 EBADF (Bad file descriptor) [pid 7609] close(19) = -1 EBADF (Bad file descriptor) [pid 7609] close(20) = -1 EBADF (Bad file descriptor) [pid 7609] close(21) = -1 EBADF (Bad file descriptor) [pid 7609] close(22) = -1 EBADF (Bad file descriptor) [pid 7609] close(23) = -1 EBADF (Bad file descriptor) [pid 7609] close(24) = -1 EBADF (Bad file descriptor) [pid 7609] close(25) = -1 EBADF (Bad file descriptor) [pid 7609] close(26) = -1 EBADF (Bad file descriptor) [pid 7609] close(27) = -1 EBADF (Bad file descriptor) [pid 7608] close(3 [pid 7609] close(28 [pid 7608] <... close resumed>) = 0 [pid 7609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] close(4 [pid 7609] close(29 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] close(5 [pid 7609] exit_group(0) = ? [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7609] +++ exited with 0 +++ [pid 7608] close(6 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=802, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] close(7) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./800", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] close(8 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7608] close(9 [pid 5081] <... openat resumed>) = 3 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7608] close(10 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7608] close(11 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./800/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] close(12 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./800/binderfs", [pid 7608] close(13 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./800/binderfs" [pid 7608] close(14 [pid 5081] <... unlink resumed>) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./800/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] close(15 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./800/file0", [pid 7608] close(16 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./800/file0" [pid 7608] close(17 [pid 5081] <... unlink resumed>) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7608] close(18 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7608] close(19 [pid 5081] <... close resumed>) = 0 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] rmdir("./800" [pid 7608] close(20) = -1 EBADF (Bad file descriptor) [pid 5081] <... rmdir resumed>) = 0 [pid 7608] close(21 [pid 5081] mkdir("./801", 0777 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... mkdir resumed>) = 0 [pid 7608] close(22 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7610 attached [pid 7608] close(23 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 803 [pid 7608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] close(24) = -1 EBADF (Bad file descriptor) [pid 7608] close(25) = -1 EBADF (Bad file descriptor) [pid 7608] close(26) = -1 EBADF (Bad file descriptor) [pid 7608] close(27) = -1 EBADF (Bad file descriptor) [pid 7608] close(28) = -1 EBADF (Bad file descriptor) [pid 7610] chdir("./801" [pid 7608] close(29) = -1 EBADF (Bad file descriptor) [pid 7608] exit_group(0) = ? [pid 7608] +++ exited with 0 +++ [pid 7610] <... chdir resumed>) = 0 [pid 7610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7610] setpgid(0, 0) = 0 [pid 7610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7610] write(3, "1000", 4) = 4 [pid 7610] close(3) = 0 [pid 7610] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7610] creat("./file0", 000) = 3 [pid 7610] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./795", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./795", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./795/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./795/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./795/binderfs") = 0 [pid 5082] umount2("./795/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./795/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./795/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./795") = 0 [pid 5082] mkdir("./796", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 798 ./strace-static-x86_64: Process 7611 attached [pid 7611] chdir("./796") = 0 [pid 7611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7611] setpgid(0, 0) = 0 [pid 7611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7611] write(3, "1000", 4) = 4 [pid 7611] close(3) = 0 [pid 7611] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7611] creat("./file0", 000) = 3 [pid 7611] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7610] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7610] close(3 [pid 7611] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7610] <... close resumed>) = 0 [pid 7611] close(3) = 0 [pid 7610] close(4) = -1 EBADF (Bad file descriptor) [pid 7611] close(4) = -1 EBADF (Bad file descriptor) [pid 7611] close(5) = -1 EBADF (Bad file descriptor) [pid 7611] close(6) = -1 EBADF (Bad file descriptor) [pid 7610] close(5) = -1 EBADF (Bad file descriptor) [pid 7611] close(7) = -1 EBADF (Bad file descriptor) [pid 7611] close(8) = -1 EBADF (Bad file descriptor) [pid 7611] close(9) = -1 EBADF (Bad file descriptor) [pid 7611] close(10) = -1 EBADF (Bad file descriptor) [pid 7610] close(6 [pid 7611] close(11) = -1 EBADF (Bad file descriptor) [pid 7611] close(12) = -1 EBADF (Bad file descriptor) [pid 7611] close(13) = -1 EBADF (Bad file descriptor) [pid 7611] close(14) = -1 EBADF (Bad file descriptor) [pid 7611] close(15 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(16) = -1 EBADF (Bad file descriptor) [pid 7610] close(7 [pid 7611] close(17 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(18) = -1 EBADF (Bad file descriptor) [pid 7611] close(19) = -1 EBADF (Bad file descriptor) [pid 7611] close(20 [pid 7610] close(8 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(21 [pid 7610] close(9 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(22 [pid 7610] close(10 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(23 [pid 7610] close(11 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(24 [pid 7610] close(12 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(25 [pid 7610] close(13 [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] close(26 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] close(14 [pid 7611] close(27 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] close(15 [pid 7611] close(28 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] close(16 [pid 7611] close(29 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] exit_group(0 [pid 7610] close(17 [pid 7611] <... exit_group resumed>) = ? [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7611] +++ exited with 0 +++ [pid 7610] close(18) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7610] close(19) = -1 EBADF (Bad file descriptor) [pid 7610] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./796", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7610] close(21) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7610] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./796", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7610] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7610] close(24 [pid 5082] fstat(3, [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] close(25 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7610] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7610] close(27 [pid 5082] umount2("./796/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7610] close(28 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./796/binderfs", [pid 7610] close(29) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7610] exit_group(0 [pid 5082] unlink("./796/binderfs" [pid 7610] <... exit_group resumed>) = ? [pid 7610] +++ exited with 0 +++ [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./796/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=803, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./796/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./796/file0") = 0 [pid 5081] umount2("./801", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./796" [pid 5081] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./797", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] fstat(3, ./strace-static-x86_64: Process 7612 attached [pid 7612] chdir("./797" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 799 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7612] <... chdir resumed>) = 0 [pid 7612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] getdents64(3, [pid 7612] <... prctl resumed>) = 0 [pid 7612] setpgid(0, 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7612] <... setpgid resumed>) = 0 [pid 5081] umount2("./801/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7612] <... openat resumed>) = 3 [pid 7612] write(3, "1000", 4) = 4 [pid 7612] close(3) = 0 [pid 7612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7612] creat("./file0", 000 [pid 5081] lstat("./801/binderfs", [pid 7612] <... creat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./801/binderfs") = 0 [pid 7612] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] umount2("./801/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./801/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./801/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./801") = 0 [pid 5081] mkdir("./802", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 804 ./strace-static-x86_64: Process 7613 attached [pid 7613] chdir("./802") = 0 [pid 7613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7613] setpgid(0, 0) = 0 [pid 7613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7613] write(3, "1000", 4) = 4 [pid 7613] close(3) = 0 [pid 7613] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7613] creat("./file0", 000) = 3 [pid 7613] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7613] close(3 [pid 7612] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7612] close(3 [pid 7613] <... close resumed>) = 0 [pid 7612] <... close resumed>) = 0 [pid 7613] close(4) = -1 EBADF (Bad file descriptor) [pid 7613] close(5 [pid 7612] close(4 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(6 [pid 7612] close(5 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(7 [pid 7612] close(6 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(8 [pid 7612] close(7) = -1 EBADF (Bad file descriptor) [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] close(8 [pid 7613] close(9 [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] close(9 [pid 7613] close(10 [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] close(10 [pid 7613] close(11) = -1 EBADF (Bad file descriptor) [pid 7613] close(12) = -1 EBADF (Bad file descriptor) [pid 7613] close(13) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(14 [pid 7612] close(11) = -1 EBADF (Bad file descriptor) [pid 7612] close(12) = -1 EBADF (Bad file descriptor) [pid 7612] close(13) = -1 EBADF (Bad file descriptor) [pid 7612] close(14) = -1 EBADF (Bad file descriptor) [pid 7612] close(15) = -1 EBADF (Bad file descriptor) [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] close(16 [pid 7613] close(15 [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] close(17) = -1 EBADF (Bad file descriptor) [pid 7612] close(18) = -1 EBADF (Bad file descriptor) [pid 7612] close(19) = -1 EBADF (Bad file descriptor) [pid 7612] close(20) = -1 EBADF (Bad file descriptor) [pid 7612] close(21) = -1 EBADF (Bad file descriptor) [pid 7612] close(22) = -1 EBADF (Bad file descriptor) [pid 7612] close(23 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(16 [pid 7612] close(24 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(17 [pid 7612] close(25 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(18 [pid 7612] close(26 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(19 [pid 7612] close(27 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(20 [pid 7612] close(28) = -1 EBADF (Bad file descriptor) [pid 7612] close(29 [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7613] close(21 [pid 7612] exit_group(0) = ? [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7612] +++ exited with 0 +++ [pid 7613] close(22) = -1 EBADF (Bad file descriptor) [pid 7613] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=799, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7613] close(24 [pid 5082] umount2("./797", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7613] close(25 [pid 5082] openat(AT_FDCWD, "./797", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7613] close(26 [pid 5082] fstat(3, [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7613] close(27 [pid 5082] getdents64(3, [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7613] close(28 [pid 5082] umount2("./797/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7613] close(29 [pid 5082] lstat("./797/binderfs", [pid 7613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./797/binderfs" [pid 7613] exit_group(0 [pid 5082] <... unlink resumed>) = 0 [pid 7613] <... exit_group resumed>) = ? [pid 5082] umount2("./797/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./797/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./797/file0" [pid 7613] +++ exited with 0 +++ [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] umount2("./802", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./797" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./798", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] fstat(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, ./strace-static-x86_64: Process 7614 attached 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./802/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 800 [pid 5081] lstat("./802/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./802/binderfs") = 0 [pid 5081] umount2("./802/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./802/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./802/file0" [pid 7614] chdir("./798" [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./802" [pid 7614] <... chdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./803", 0777 [pid 7614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 805 ./strace-static-x86_64: Process 7615 attached [pid 7615] chdir("./803") = 0 [pid 7615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7615] setpgid(0, 0) = 0 [pid 7614] <... prctl resumed>) = 0 [pid 7615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7614] setpgid(0, 0) = 0 [pid 7615] <... openat resumed>) = 3 [pid 7615] write(3, "1000", 4 [pid 7614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7615] <... write resumed>) = 4 [pid 7614] <... openat resumed>) = 3 [pid 7615] close(3) = 0 [pid 7615] symlink("/dev/binderfs", "./binderfs" [pid 7614] write(3, "1000", 4 [pid 7615] <... symlink resumed>) = 0 [pid 7614] <... write resumed>) = 4 [pid 7615] creat("./file0", 000 [pid 7614] close(3) = 0 [pid 7614] symlink("/dev/binderfs", "./binderfs" [pid 7615] <... creat resumed>) = 3 [pid 7614] <... symlink resumed>) = 0 [pid 7615] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7614] creat("./file0", 000) = 3 [pid 7614] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7615] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7615] close(3) = 0 [pid 7615] close(4 [pid 7614] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] close(3 [pid 7615] close(5) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = 0 [pid 7615] close(6 [pid 7614] close(4 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(7 [pid 7614] close(5 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(8 [pid 7614] close(6 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(9 [pid 7614] close(7 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(10 [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] close(8 [pid 7615] close(11) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(12 [pid 7614] close(9 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(13 [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(14 [pid 7614] close(10 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(15) = -1 EBADF (Bad file descriptor) [pid 7615] close(16 [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(17) = -1 EBADF (Bad file descriptor) [pid 7614] close(11 [pid 7615] close(18) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(19 [pid 7614] close(12 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(20 [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(21 [pid 7614] close(13 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(22) = -1 EBADF (Bad file descriptor) [pid 7614] close(14 [pid 7615] close(23) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(24 [pid 7614] close(15 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(25 [pid 7614] close(16 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(26 [pid 7614] close(17 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(27 [pid 7614] close(18 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(28 [pid 7614] close(19 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] close(29 [pid 7614] close(20 [pid 7615] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] exit_group(0 [pid 7614] close(21 [pid 7615] <... exit_group resumed>) = ? [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7615] +++ exited with 0 +++ [pid 7614] close(22) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=805, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7614] close(23 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... restart_syscall resumed>) = 0 [pid 7614] close(24) = -1 EBADF (Bad file descriptor) [pid 7614] close(25 [pid 5081] umount2("./803", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7614] close(26 [pid 5081] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7614] close(27 [pid 5081] fstat(3, [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./803/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./803/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./803/binderfs") = 0 [pid 5081] umount2("./803/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7614] close(28 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./803/file0", [pid 7614] close(29 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./803/file0" [pid 7614] exit_group(0 [pid 5081] <... unlink resumed>) = 0 [pid 7614] <... exit_group resumed>) = ? [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./803" [pid 7614] +++ exited with 0 +++ [pid 5081] <... rmdir resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=800, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] mkdir("./804", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] umount2("./798", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7616 attached ) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./798", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 806 [pid 5082] <... openat resumed>) = 3 [pid 7616] chdir("./804" [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 7616] <... chdir resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./798/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] lstat("./798/binderfs", [pid 7616] <... prctl resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./798/binderfs" [pid 7616] setpgid(0, 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./798/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7616] <... setpgid resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./798/file0", [pid 7616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./798/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./798") = 0 [pid 5082] mkdir("./799", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7617 attached [pid 7616] <... openat resumed>) = 3 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 801 [pid 7616] write(3, "1000", 4) = 4 [pid 7616] close(3 [pid 7617] chdir("./799") = 0 [pid 7616] <... close resumed>) = 0 [pid 7616] symlink("/dev/binderfs", "./binderfs" [pid 7617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7616] <... symlink resumed>) = 0 [pid 7617] <... prctl resumed>) = 0 [pid 7617] setpgid(0, 0) = 0 [pid 7617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7617] write(3, "1000", 4 [pid 7616] creat("./file0", 000 [pid 7617] <... write resumed>) = 4 [pid 7616] <... creat resumed>) = 3 [pid 7616] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7617] close(3) = 0 [pid 7617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7617] creat("./file0", 000) = 3 [pid 7617] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7616] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7617] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7616] close(3 [pid 7617] close(3) = 0 [pid 7616] <... close resumed>) = 0 [pid 7617] close(4 [pid 7616] close(4) = -1 EBADF (Bad file descriptor) [pid 7616] close(5) = -1 EBADF (Bad file descriptor) [pid 7616] close(6 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(5) = -1 EBADF (Bad file descriptor) [pid 7617] close(6) = -1 EBADF (Bad file descriptor) [pid 7617] close(7) = -1 EBADF (Bad file descriptor) [pid 7617] close(8) = -1 EBADF (Bad file descriptor) [pid 7617] close(9) = -1 EBADF (Bad file descriptor) [pid 7617] close(10) = -1 EBADF (Bad file descriptor) [pid 7617] close(11) = -1 EBADF (Bad file descriptor) [pid 7617] close(12 [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] close(7 [pid 7617] close(13 [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] close(8 [pid 7617] close(14 [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] close(9 [pid 7617] close(15 [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] close(10 [pid 7617] close(16 [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] close(11) = -1 EBADF (Bad file descriptor) [pid 7616] close(12) = -1 EBADF (Bad file descriptor) [pid 7616] close(13) = -1 EBADF (Bad file descriptor) [pid 7616] close(14) = -1 EBADF (Bad file descriptor) [pid 7616] close(15) = -1 EBADF (Bad file descriptor) [pid 7616] close(16) = -1 EBADF (Bad file descriptor) [pid 7616] close(17) = -1 EBADF (Bad file descriptor) [pid 7616] close(18) = -1 EBADF (Bad file descriptor) [pid 7616] close(19) = -1 EBADF (Bad file descriptor) [pid 7616] close(20) = -1 EBADF (Bad file descriptor) [pid 7616] close(21 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(17 [pid 7616] close(22 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(18 [pid 7616] close(23 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(19 [pid 7616] close(24 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(20 [pid 7616] close(25 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(21 [pid 7616] close(26 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(22 [pid 7616] close(27 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(23 [pid 7616] close(28 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(24 [pid 7616] close(29 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(25 [pid 7616] exit_group(0 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7616] <... exit_group resumed>) = ? [pid 7617] close(26 [pid 7616] +++ exited with 0 +++ [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=806, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7617] close(27 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7617] close(28) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./804", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7617] close(29 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7617] exit_group(0 [pid 5081] <... openat resumed>) = 3 [pid 7617] <... exit_group resumed>) = ? [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./804/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./804/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./804/binderfs") = 0 [pid 5081] umount2("./804/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./804/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./804/file0" [pid 7617] +++ exited with 0 +++ [pid 5081] <... unlink resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=801, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] umount2("./799", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] close(3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./799", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... close resumed>) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5081] rmdir("./804" [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./799/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./799/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] unlink("./799/binderfs" [pid 5081] mkdir("./805", 0777 [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./799/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./799/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./799/file0") = 0 [pid 5082] getdents64(3, [pid 5081] <... mkdir resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] close(3) = 0 [pid 5082] rmdir("./799") = 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 807 [pid 5082] mkdir("./800", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 802 ./strace-static-x86_64: Process 7619 attached ./strace-static-x86_64: Process 7618 attached [pid 7619] chdir("./800" [pid 7618] chdir("./805" [pid 7619] <... chdir resumed>) = 0 [pid 7619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7618] <... chdir resumed>) = 0 [pid 7619] setpgid(0, 0) = 0 [pid 7619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7619] <... openat resumed>) = 3 [pid 7618] <... prctl resumed>) = 0 [pid 7619] write(3, "1000", 4) = 4 [pid 7618] setpgid(0, 0 [pid 7619] close(3) = 0 [pid 7618] <... setpgid resumed>) = 0 [pid 7619] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7619] creat("./file0", 000) = 3 [pid 7618] <... openat resumed>) = 3 [pid 7619] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7618] write(3, "1000", 4) = 4 [pid 7618] close(3) = 0 [pid 7618] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7618] creat("./file0", 000) = 3 [pid 7618] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7618] close(3 [pid 7619] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7619] close(3) = 0 [pid 7619] close(4) = -1 EBADF (Bad file descriptor) [pid 7619] close(5) = -1 EBADF (Bad file descriptor) [pid 7619] close(6) = -1 EBADF (Bad file descriptor) [pid 7619] close(7) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = 0 [pid 7618] close(4) = -1 EBADF (Bad file descriptor) [pid 7618] close(5) = -1 EBADF (Bad file descriptor) [pid 7618] close(6) = -1 EBADF (Bad file descriptor) [pid 7618] close(7) = -1 EBADF (Bad file descriptor) [pid 7618] close(8 [pid 7619] close(8 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(9) = -1 EBADF (Bad file descriptor) [pid 7619] close(10) = -1 EBADF (Bad file descriptor) [pid 7618] close(9) = -1 EBADF (Bad file descriptor) [pid 7619] close(11) = -1 EBADF (Bad file descriptor) [pid 7619] close(12) = -1 EBADF (Bad file descriptor) [pid 7619] close(13) = -1 EBADF (Bad file descriptor) [pid 7618] close(10 [pid 7619] close(14 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(15) = -1 EBADF (Bad file descriptor) [pid 7619] close(16) = -1 EBADF (Bad file descriptor) [pid 7619] close(17) = -1 EBADF (Bad file descriptor) [pid 7618] close(11 [pid 7619] close(18) = -1 EBADF (Bad file descriptor) [pid 7619] close(19) = -1 EBADF (Bad file descriptor) [pid 7619] close(20) = -1 EBADF (Bad file descriptor) [pid 7619] close(21) = -1 EBADF (Bad file descriptor) [pid 7619] close(22) = -1 EBADF (Bad file descriptor) [pid 7619] close(23) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(24 [pid 7618] close(12 [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(25 [pid 7618] close(13 [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(26 [pid 7618] close(14 [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(27 [pid 7618] close(15 [pid 7619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7619] close(28) = -1 EBADF (Bad file descriptor) [pid 7619] close(29) = -1 EBADF (Bad file descriptor) [pid 7619] exit_group(0) = ? [pid 7619] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=802, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7618] close(16) = -1 EBADF (Bad file descriptor) [pid 7618] close(17) = -1 EBADF (Bad file descriptor) [pid 7618] close(18) = -1 EBADF (Bad file descriptor) [pid 7618] close(19) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./800", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7618] close(20 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./800", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7618] close(21 [pid 5082] <... openat resumed>) = 3 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7618] close(22 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7618] close(23 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./800/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7618] close(24) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./800/binderfs", [pid 7618] close(25 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./800/binderfs" [pid 7618] close(26 [pid 5082] <... unlink resumed>) = 0 [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./800/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7618] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7618] close(28 [pid 5082] lstat("./800/file0", [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7618] close(29 [pid 5082] unlink("./800/file0" [pid 7618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7618] exit_group(0 [pid 5082] getdents64(3, [pid 7618] <... exit_group resumed>) = ? [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7618] +++ exited with 0 +++ [pid 5082] close(3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=807, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./800" [pid 5081] umount2("./805", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] mkdir("./801", 0777 [pid 5081] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 803 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./805/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7620 attached [pid 5081] lstat("./805/binderfs", [pid 7620] chdir("./801" [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7620] <... chdir resumed>) = 0 [pid 5081] unlink("./805/binderfs" [pid 7620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... unlink resumed>) = 0 [pid 7620] <... prctl resumed>) = 0 [pid 5081] umount2("./805/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7620] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7620] <... setpgid resumed>) = 0 [pid 5081] lstat("./805/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] unlink("./805/file0" [pid 7620] <... openat resumed>) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 7620] write(3, "1000", 4 [pid 5081] getdents64(3, [pid 7620] <... write resumed>) = 4 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7620] close(3 [pid 5081] close(3 [pid 7620] <... close resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 7620] symlink("/dev/binderfs", "./binderfs" [pid 5081] rmdir("./805" [pid 7620] <... symlink resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./806", 0777 [pid 7620] creat("./file0", 000 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7621 attached [pid 7620] <... creat resumed>) = 3 [pid 7621] chdir("./806" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 808 [pid 7621] <... chdir resumed>) = 0 [pid 7621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7621] setpgid(0, 0) = 0 [pid 7621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7621] write(3, "1000", 4) = 4 [pid 7621] close(3 [pid 7620] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7621] <... close resumed>) = 0 [pid 7621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7621] creat("./file0", 000) = 3 [pid 7621] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7621] close(3) = 0 [pid 7621] close(4) = -1 EBADF (Bad file descriptor) [pid 7621] close(5) = -1 EBADF (Bad file descriptor) [pid 7621] close(6) = -1 EBADF (Bad file descriptor) [pid 7621] close(7) = -1 EBADF (Bad file descriptor) [pid 7621] close(8 [pid 7620] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(3 [pid 7621] close(9 [pid 7620] <... close resumed>) = 0 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(4 [pid 7621] close(10 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(5 [pid 7621] close(11 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(6 [pid 7621] close(12 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(7 [pid 7621] close(13 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(8 [pid 7621] close(14 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(9 [pid 7621] close(15 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(16 [pid 7620] close(10 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(17 [pid 7620] close(11 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(18 [pid 7620] close(12 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(19 [pid 7620] close(13 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(20 [pid 7620] close(14 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(21 [pid 7620] close(15 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(22 [pid 7620] close(16 [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] close(23 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(17 [pid 7621] close(24 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(18 [pid 7621] close(25 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(19 [pid 7621] close(26 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(20 [pid 7621] close(27 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(21 [pid 7621] close(28 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(22 [pid 7621] close(29 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7620] close(23 [pid 7621] exit_group(0 [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] <... exit_group resumed>) = ? [pid 7620] close(24 [pid 7621] +++ exited with 0 +++ [pid 7620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=808, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7620] close(25) = -1 EBADF (Bad file descriptor) [pid 7620] close(26) = -1 EBADF (Bad file descriptor) [pid 7620] close(27) = -1 EBADF (Bad file descriptor) [pid 7620] close(28) = -1 EBADF (Bad file descriptor) [pid 7620] close(29) = -1 EBADF (Bad file descriptor) [pid 7620] exit_group(0) = ? [pid 7620] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=803, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] umount2("./806", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] umount2("./801", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... openat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] fstat(3, [pid 5082] openat(AT_FDCWD, "./801", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5081] getdents64(3, [pid 5082] fstat(3, [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] umount2("./806/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] lstat("./806/binderfs", [pid 5082] umount2("./801/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] unlink("./806/binderfs" [pid 5082] lstat("./801/binderfs", [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] umount2("./806/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./801/binderfs" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] lstat("./806/file0", [pid 5082] umount2("./801/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] unlink("./806/file0" [pid 5082] lstat("./801/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] unlink("./801/file0" [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./806") = 0 [pid 5081] mkdir("./807", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 809 [pid 5082] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7622 attached [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7622] chdir("./807" [pid 5082] close(3) = 0 [pid 7622] <... chdir resumed>) = 0 [pid 5082] rmdir("./801" [pid 7622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7622] setpgid(0, 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./802", 0777 [pid 7622] <... setpgid resumed>) = 0 [pid 7622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... mkdir resumed>) = 0 [pid 7622] <... openat resumed>) = 3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7622] write(3, "1000", 4) = 4 [pid 7622] close(3) = 0 [pid 7622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7622] creat("./file0", 000) = 3 [pid 7622] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 804 ./strace-static-x86_64: Process 7623 attached [pid 7623] chdir("./802") = 0 [pid 7623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7623] setpgid(0, 0) = 0 [pid 7623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7623] write(3, "1000", 4) = 4 [pid 7623] close(3) = 0 [pid 7623] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7623] creat("./file0", 000) = 3 [pid 7623] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7622] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7622] close(3 [pid 7623] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7623] close(3) = 0 [pid 7623] close(4) = -1 EBADF (Bad file descriptor) [pid 7623] close(5) = -1 EBADF (Bad file descriptor) [pid 7623] close(6 [pid 7622] <... close resumed>) = 0 [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] close(7) = -1 EBADF (Bad file descriptor) [pid 7623] close(8) = -1 EBADF (Bad file descriptor) [pid 7623] close(9) = -1 EBADF (Bad file descriptor) [pid 7623] close(10) = -1 EBADF (Bad file descriptor) [pid 7622] close(4 [pid 7623] close(11) = -1 EBADF (Bad file descriptor) [pid 7623] close(12) = -1 EBADF (Bad file descriptor) [pid 7623] close(13) = -1 EBADF (Bad file descriptor) [pid 7623] close(14) = -1 EBADF (Bad file descriptor) [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] close(15) = -1 EBADF (Bad file descriptor) [pid 7622] close(5 [pid 7623] close(16 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(6 [pid 7623] close(17 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(7 [pid 7623] close(18 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(8 [pid 7623] close(19 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(9 [pid 7623] close(20 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(10 [pid 7623] close(21 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(11 [pid 7623] close(22 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(12 [pid 7623] close(23 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(13 [pid 7623] close(24 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(14 [pid 7623] close(25 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(15 [pid 7623] close(26 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(16 [pid 7623] close(27 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(17 [pid 7623] close(28 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(18 [pid 7623] close(29 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(19 [pid 7623] exit_group(0 [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... exit_group resumed>) = ? [pid 7622] close(20 [pid 7623] +++ exited with 0 +++ [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7622] close(21) = -1 EBADF (Bad file descriptor) [pid 7622] close(22 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=804, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./802", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7622] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7622] close(24) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./802", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7622] close(25) = -1 EBADF (Bad file descriptor) [pid 7622] close(26) = -1 EBADF (Bad file descriptor) [pid 7622] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7622] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7622] close(29) = -1 EBADF (Bad file descriptor) [pid 7622] exit_group(0 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7622] <... exit_group resumed>) = ? [pid 5082] getdents64(3, [pid 7622] +++ exited with 0 +++ [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./802/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] lstat("./802/binderfs", [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./802/binderfs") = 0 [pid 5081] umount2("./807", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./802/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./802/file0", [pid 5081] <... openat resumed>) = 3 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] fstat(3, [pid 5082] unlink("./802/file0" [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] getdents64(3, [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] umount2("./807/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] close(3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... close resumed>) = 0 [pid 5081] lstat("./807/binderfs", [pid 5082] rmdir("./802" [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] unlink("./807/binderfs" [pid 5082] mkdir("./803", 0777 [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] umount2("./807/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./807/file0", [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 805 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./807/file0"./strace-static-x86_64: Process 7624 attached [pid 7624] chdir("./803") = 0 [pid 7624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7624] setpgid(0, 0) = 0 [pid 7624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7624] write(3, "1000", 4) = 4 [pid 7624] close(3) = 0 [pid 7624] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... unlink resumed>) = 0 [pid 7624] <... symlink resumed>) = 0 [pid 7624] creat("./file0", 000 [pid 5081] getdents64(3, [pid 7624] <... creat resumed>) = 3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7624] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./807") = 0 [pid 5081] mkdir("./808", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 810 ./strace-static-x86_64: Process 7625 attached [pid 7625] chdir("./808") = 0 [pid 7625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7625] setpgid(0, 0) = 0 [pid 7625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7625] write(3, "1000", 4) = 4 [pid 7625] close(3) = 0 [pid 7625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7625] creat("./file0", 000) = 3 [pid 7625] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7625] close(3 [pid 7624] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7625] <... close resumed>) = 0 [pid 7624] close(3 [pid 7625] close(4) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = 0 [pid 7625] close(5 [pid 7624] close(4 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(6 [pid 7624] close(5 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(7 [pid 7624] close(6 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(8 [pid 7624] close(7 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(9 [pid 7624] close(8 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(10 [pid 7624] close(9 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(11 [pid 7624] close(10 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(12) = -1 EBADF (Bad file descriptor) [pid 7625] close(13) = -1 EBADF (Bad file descriptor) [pid 7625] close(14) = -1 EBADF (Bad file descriptor) [pid 7625] close(15) = -1 EBADF (Bad file descriptor) [pid 7625] close(16) = -1 EBADF (Bad file descriptor) [pid 7625] close(17) = -1 EBADF (Bad file descriptor) [pid 7624] close(11) = -1 EBADF (Bad file descriptor) [pid 7624] close(12 [pid 7625] close(18) = -1 EBADF (Bad file descriptor) [pid 7625] close(19) = -1 EBADF (Bad file descriptor) [pid 7625] close(20 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(13) = -1 EBADF (Bad file descriptor) [pid 7624] close(14) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(15) = -1 EBADF (Bad file descriptor) [pid 7624] close(16) = -1 EBADF (Bad file descriptor) [pid 7624] close(17 [pid 7625] close(21 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(18 [pid 7625] close(22 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(19 [pid 7625] close(23) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(24) = -1 EBADF (Bad file descriptor) [pid 7624] close(20 [pid 7625] close(25 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(21 [pid 7625] close(26 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(22 [pid 7625] close(27 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7624] close(23 [pid 7625] close(28) = -1 EBADF (Bad file descriptor) [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] close(29 [pid 7624] close(24 [pid 7625] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] exit_group(0 [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7625] <... exit_group resumed>) = ? [pid 7624] close(25) = -1 EBADF (Bad file descriptor) [pid 7624] close(26) = -1 EBADF (Bad file descriptor) [pid 7625] +++ exited with 0 +++ [pid 7624] close(27) = -1 EBADF (Bad file descriptor) [pid 7624] close(28) = -1 EBADF (Bad file descriptor) [pid 7624] close(29 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7624] exit_group(0) = ? [pid 5081] <... restart_syscall resumed>) = 0 [pid 7624] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=805, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] umount2("./808", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./803", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] openat(AT_FDCWD, "./803", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] fstat(3, [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./803/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./808/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./803/binderfs", [pid 5081] lstat("./808/binderfs", [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./803/binderfs" [pid 5081] unlink("./808/binderfs" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] umount2("./803/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./808/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./803/file0", [pid 5081] lstat("./808/file0", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./803/file0" [pid 5081] unlink("./808/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./808" [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./809", 0777 [pid 5082] close(3) = 0 [pid 5082] rmdir("./803") = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] mkdir("./804", 0777) = 0 ./strace-static-x86_64: Process 7626 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 811 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7626] chdir("./809") = 0 [pid 7626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7626] setpgid(0, 0) = 0 [pid 7626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7626] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 7627 attached [pid 7626] close(3) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 806 [pid 7626] symlink("/dev/binderfs", "./binderfs" [pid 7627] chdir("./804") = 0 [pid 7626] <... symlink resumed>) = 0 [pid 7627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7626] creat("./file0", 000 [pid 7627] setpgid(0, 0 [pid 7626] <... creat resumed>) = 3 [pid 7626] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7627] <... setpgid resumed>) = 0 [pid 7627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7627] write(3, "1000", 4) = 4 [pid 7627] close(3) = 0 [pid 7627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7627] creat("./file0", 000) = 3 [pid 7627] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7627] close(3) = 0 [pid 7627] close(4) = -1 EBADF (Bad file descriptor) [pid 7627] close(5) = -1 EBADF (Bad file descriptor) [pid 7627] close(6) = -1 EBADF (Bad file descriptor) [pid 7627] close(7) = -1 EBADF (Bad file descriptor) [pid 7626] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7627] close(8 [pid 7626] close(3 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(9 [pid 7626] <... close resumed>) = 0 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(4 [pid 7627] close(10 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(5 [pid 7627] close(11 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(6 [pid 7627] close(12 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(7 [pid 7627] close(13 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(8 [pid 7627] close(14) = -1 EBADF (Bad file descriptor) [pid 7627] close(15) = -1 EBADF (Bad file descriptor) [pid 7627] close(16 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(9 [pid 7627] close(17 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(10 [pid 7627] close(18 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(19 [pid 7626] close(11 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(20 [pid 7626] close(12 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(21 [pid 7626] close(13 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(22) = -1 EBADF (Bad file descriptor) [pid 7626] close(14 [pid 7627] close(23 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(15 [pid 7627] close(24) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(25 [pid 7626] close(16 [pid 7627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(26) = -1 EBADF (Bad file descriptor) [pid 7626] close(17 [pid 7627] close(27) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] close(28) = -1 EBADF (Bad file descriptor) [pid 7626] close(18 [pid 7627] close(29) = -1 EBADF (Bad file descriptor) [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7627] exit_group(0 [pid 7626] close(19) = -1 EBADF (Bad file descriptor) [pid 7627] <... exit_group resumed>) = ? [pid 7626] close(20) = -1 EBADF (Bad file descriptor) [pid 7626] close(21) = -1 EBADF (Bad file descriptor) [pid 7627] +++ exited with 0 +++ [pid 7626] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=806, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7626] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./804", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7626] close(24 [pid 5082] openat(AT_FDCWD, "./804", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 7626] close(25) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7626] close(26 [pid 5082] getdents64(3, [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7626] close(27 [pid 5082] umount2("./804/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] close(28 [pid 5082] lstat("./804/binderfs", [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7626] close(29 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./804/binderfs") = 0 [pid 5082] umount2("./804/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7626] exit_group(0 [pid 5082] lstat("./804/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7626] <... exit_group resumed>) = ? [pid 5082] unlink("./804/file0" [pid 7626] +++ exited with 0 +++ [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=811, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] umount2("./809", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./804" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./805", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] fstat(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 7628 attached [pid 5081] getdents64(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 807 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7628] chdir("./805" [pid 5081] umount2("./809/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7628] <... chdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] lstat("./809/binderfs", [pid 7628] <... prctl resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7628] setpgid(0, 0 [pid 5081] unlink("./809/binderfs" [pid 7628] <... setpgid resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 7628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] umount2("./809/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7628] <... openat resumed>) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7628] write(3, "1000", 4 [pid 5081] lstat("./809/file0", [pid 7628] <... write resumed>) = 4 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7628] close(3 [pid 5081] unlink("./809/file0" [pid 7628] <... close resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./809") = 0 [pid 5081] mkdir("./810", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7629 attached [pid 7628] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 812 [pid 7628] <... symlink resumed>) = 0 [pid 7629] chdir("./810") = 0 [pid 7628] creat("./file0", 000 [pid 7629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7628] <... creat resumed>) = 3 [pid 7629] setpgid(0, 0 [pid 7628] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7629] <... setpgid resumed>) = 0 [pid 7629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7629] write(3, "1000", 4) = 4 [pid 7629] close(3) = 0 [pid 7629] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7629] creat("./file0", 000) = 3 [pid 7629] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7628] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7628] close(3) = 0 [pid 7628] close(4) = -1 EBADF (Bad file descriptor) [pid 7628] close(5) = -1 EBADF (Bad file descriptor) [pid 7628] close(6) = -1 EBADF (Bad file descriptor) [pid 7628] close(7 [pid 7629] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7629] close(3) = 0 [pid 7629] close(4) = -1 EBADF (Bad file descriptor) [pid 7629] close(5) = -1 EBADF (Bad file descriptor) [pid 7629] close(6) = -1 EBADF (Bad file descriptor) [pid 7629] close(7) = -1 EBADF (Bad file descriptor) [pid 7629] close(8) = -1 EBADF (Bad file descriptor) [pid 7629] close(9) = -1 EBADF (Bad file descriptor) [pid 7629] close(10) = -1 EBADF (Bad file descriptor) [pid 7629] close(11) = -1 EBADF (Bad file descriptor) [pid 7629] close(12) = -1 EBADF (Bad file descriptor) [pid 7629] close(13) = -1 EBADF (Bad file descriptor) [pid 7629] close(14) = -1 EBADF (Bad file descriptor) [pid 7629] close(15) = -1 EBADF (Bad file descriptor) [pid 7629] close(16) = -1 EBADF (Bad file descriptor) [pid 7629] close(17) = -1 EBADF (Bad file descriptor) [pid 7629] close(18) = -1 EBADF (Bad file descriptor) [pid 7629] close(19) = -1 EBADF (Bad file descriptor) [pid 7629] close(20) = -1 EBADF (Bad file descriptor) [pid 7629] close(21 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(8 [pid 7629] close(22 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(9 [pid 7629] close(23 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(10 [pid 7629] close(24 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(11) = -1 EBADF (Bad file descriptor) [pid 7628] close(12) = -1 EBADF (Bad file descriptor) [pid 7628] close(13) = -1 EBADF (Bad file descriptor) [pid 7628] close(14) = -1 EBADF (Bad file descriptor) [pid 7628] close(15) = -1 EBADF (Bad file descriptor) [pid 7628] close(16) = -1 EBADF (Bad file descriptor) [pid 7628] close(17) = -1 EBADF (Bad file descriptor) [pid 7628] close(18) = -1 EBADF (Bad file descriptor) [pid 7628] close(19) = -1 EBADF (Bad file descriptor) [pid 7628] close(20) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(21 [pid 7629] close(25 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(22 [pid 7629] close(26 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(23 [pid 7629] close(27 [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(24) = -1 EBADF (Bad file descriptor) [pid 7628] close(25) = -1 EBADF (Bad file descriptor) [pid 7629] close(28 [pid 7628] close(26 [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7629] close(29 [pid 7628] close(27 [pid 7629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7628] close(28) = -1 EBADF (Bad file descriptor) [pid 7628] close(29) = -1 EBADF (Bad file descriptor) [pid 7629] exit_group(0 [pid 7628] exit_group(0) = ? [pid 7629] <... exit_group resumed>) = ? [pid 7629] +++ exited with 0 +++ [pid 7628] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=807, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] umount2("./805", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./810", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./805", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] <... openat resumed>) = 3 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] fstat(3, [pid 5082] getdents64(3, [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] getdents64(3, [pid 5082] umount2("./805/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./805/binderfs", [pid 5081] umount2("./810/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./805/binderfs" [pid 5081] lstat("./810/binderfs", [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./805/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] unlink("./810/binderfs" [pid 5082] lstat("./805/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] unlink("./805/file0" [pid 5081] umount2("./810/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] lstat("./810/file0", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] close(3 [pid 5081] unlink("./810/file0" [pid 5082] <... close resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] rmdir("./805" [pid 5081] getdents64(3, [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] mkdir("./806", 0777 [pid 5081] close(3 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] rmdir("./810") = 0 ./strace-static-x86_64: Process 7630 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 808 [pid 5081] mkdir("./811", 0777 [pid 7630] chdir("./806" [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7631 attached [pid 7630] <... chdir resumed>) = 0 [pid 7630] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 813 [pid 7631] chdir("./811" [pid 7630] <... prctl resumed>) = 0 [pid 7630] setpgid(0, 0 [pid 7631] <... chdir resumed>) = 0 [pid 7630] <... setpgid resumed>) = 0 [pid 7631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7631] <... prctl resumed>) = 0 [pid 7630] <... openat resumed>) = 3 [pid 7631] setpgid(0, 0 [pid 7630] write(3, "1000", 4 [pid 7631] <... setpgid resumed>) = 0 [pid 7630] <... write resumed>) = 4 [pid 7631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7630] close(3 [pid 7631] <... openat resumed>) = 3 [pid 7630] <... close resumed>) = 0 [pid 7631] write(3, "1000", 4 [pid 7630] symlink("/dev/binderfs", "./binderfs" [pid 7631] <... write resumed>) = 4 [pid 7630] <... symlink resumed>) = 0 [pid 7631] close(3 [pid 7630] creat("./file0", 000 [pid 7631] <... close resumed>) = 0 [pid 7630] <... creat resumed>) = 3 [pid 7631] symlink("/dev/binderfs", "./binderfs" [pid 7630] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7631] <... symlink resumed>) = 0 [pid 7631] creat("./file0", 000) = 3 [pid 7631] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7630] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7631] close(3) = 0 [pid 7631] close(4) = -1 EBADF (Bad file descriptor) [pid 7631] close(5) = -1 EBADF (Bad file descriptor) [pid 7630] close(3) = 0 [pid 7630] close(4 [pid 7631] close(6 [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7631] close(7) = -1 EBADF (Bad file descriptor) [pid 7631] close(8) = -1 EBADF (Bad file descriptor) [pid 7631] close(9) = -1 EBADF (Bad file descriptor) [pid 7631] close(10) = -1 EBADF (Bad file descriptor) [pid 7631] close(11) = -1 EBADF (Bad file descriptor) [pid 7631] close(12) = -1 EBADF (Bad file descriptor) [pid 7631] close(13) = -1 EBADF (Bad file descriptor) [pid 7631] close(14) = -1 EBADF (Bad file descriptor) [pid 7631] close(15) = -1 EBADF (Bad file descriptor) [pid 7631] close(16) = -1 EBADF (Bad file descriptor) [pid 7631] close(17) = -1 EBADF (Bad file descriptor) [pid 7631] close(18) = -1 EBADF (Bad file descriptor) [pid 7631] close(19) = -1 EBADF (Bad file descriptor) [pid 7631] close(20) = -1 EBADF (Bad file descriptor) [pid 7631] close(21) = -1 EBADF (Bad file descriptor) [pid 7631] close(22) = -1 EBADF (Bad file descriptor) [pid 7631] close(23) = -1 EBADF (Bad file descriptor) [pid 7631] close(24) = -1 EBADF (Bad file descriptor) [pid 7631] close(25) = -1 EBADF (Bad file descriptor) [pid 7631] close(26) = -1 EBADF (Bad file descriptor) [pid 7631] close(27) = -1 EBADF (Bad file descriptor) [pid 7631] close(28) = -1 EBADF (Bad file descriptor) [pid 7631] close(29) = -1 EBADF (Bad file descriptor) [pid 7631] exit_group(0) = ? [pid 7630] close(5 [pid 7631] +++ exited with 0 +++ [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=813, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7630] close(6) = -1 EBADF (Bad file descriptor) [pid 7630] close(7 [pid 5081] umount2("./811", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7630] close(8 [pid 5081] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7630] close(9 [pid 5081] fstat(3, [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7630] close(10 [pid 5081] getdents64(3, [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7630] close(11 [pid 5081] umount2("./811/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7630] close(12 [pid 5081] lstat("./811/binderfs", [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7630] close(13 [pid 5081] unlink("./811/binderfs" [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7630] close(14) = -1 EBADF (Bad file descriptor) [pid 7630] close(15 [pid 5081] <... unlink resumed>) = 0 [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./811/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7630] close(16) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7630] close(17 [pid 5081] lstat("./811/file0", [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7630] close(18 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./811/file0" [pid 7630] close(19) = -1 EBADF (Bad file descriptor) [pid 7630] close(20) = -1 EBADF (Bad file descriptor) [pid 7630] close(21) = -1 EBADF (Bad file descriptor) [pid 7630] close(22) = -1 EBADF (Bad file descriptor) [pid 7630] close(23) = -1 EBADF (Bad file descriptor) [pid 7630] close(24) = -1 EBADF (Bad file descriptor) [pid 7630] close(25) = -1 EBADF (Bad file descriptor) [pid 7630] close(26) = -1 EBADF (Bad file descriptor) [pid 7630] close(27) = -1 EBADF (Bad file descriptor) [pid 7630] close(28 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7630] close(29 [pid 5081] <... close resumed>) = 0 [pid 7630] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] rmdir("./811" [pid 7630] exit_group(0) = ? [pid 5081] <... rmdir resumed>) = 0 [pid 7630] +++ exited with 0 +++ [pid 5081] mkdir("./812", 0777 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=808, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./806", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./806", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 7632 attached [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./806/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7632] chdir("./812" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 814 [pid 7632] <... chdir resumed>) = 0 [pid 7632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7632] setpgid(0, 0) = 0 [pid 7632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7632] write(3, "1000", 4 [pid 5082] lstat("./806/binderfs", [pid 7632] <... write resumed>) = 4 [pid 7632] close(3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7632] <... close resumed>) = 0 [pid 5082] unlink("./806/binderfs" [pid 7632] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... unlink resumed>) = 0 [pid 7632] <... symlink resumed>) = 0 [pid 5082] umount2("./806/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7632] creat("./file0", 000 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./806/file0", [pid 7632] <... creat resumed>) = 3 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7632] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] unlink("./806/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./806") = 0 [pid 5082] mkdir("./807", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 809 ./strace-static-x86_64: Process 7633 attached [pid 7633] chdir("./807") = 0 [pid 7633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7633] setpgid(0, 0) = 0 [pid 7633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7633] write(3, "1000", 4) = 4 [pid 7633] close(3) = 0 [pid 7633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7633] creat("./file0", 000) = 3 [pid 7633] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7632] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7632] close(3 [pid 7633] close(3) = 0 [pid 7632] <... close resumed>) = 0 [pid 7632] close(4 [pid 7633] close(4 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(5) = -1 EBADF (Bad file descriptor) [pid 7633] close(6 [pid 7632] close(5 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(7) = -1 EBADF (Bad file descriptor) [pid 7633] close(8 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(9) = -1 EBADF (Bad file descriptor) [pid 7633] close(10) = -1 EBADF (Bad file descriptor) [pid 7633] close(11) = -1 EBADF (Bad file descriptor) [pid 7633] close(12 [pid 7632] close(6 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(13) = -1 EBADF (Bad file descriptor) [pid 7633] close(14) = -1 EBADF (Bad file descriptor) [pid 7633] close(15) = -1 EBADF (Bad file descriptor) [pid 7633] close(16 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(7) = -1 EBADF (Bad file descriptor) [pid 7632] close(8 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(17) = -1 EBADF (Bad file descriptor) [pid 7633] close(18) = -1 EBADF (Bad file descriptor) [pid 7633] close(19) = -1 EBADF (Bad file descriptor) [pid 7632] close(9) = -1 EBADF (Bad file descriptor) [pid 7633] close(20 [pid 7632] close(10 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] close(21) = -1 EBADF (Bad file descriptor) [pid 7632] close(11 [pid 7633] close(22 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(12) = -1 EBADF (Bad file descriptor) [pid 7632] close(13) = -1 EBADF (Bad file descriptor) [pid 7632] close(14 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(15 [pid 7633] close(23 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(16 [pid 7633] close(24 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(17 [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(18) = -1 EBADF (Bad file descriptor) [pid 7632] close(19 [pid 7633] close(25 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(20 [pid 7633] close(26 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(21) = -1 EBADF (Bad file descriptor) [pid 7632] close(22) = -1 EBADF (Bad file descriptor) [pid 7632] close(23) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(24 [pid 7633] close(27 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(25 [pid 7633] close(28 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(26 [pid 7633] close(29 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(27 [pid 7633] exit_group(0 [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] <... exit_group resumed>) = ? [pid 7632] close(28 [pid 7633] +++ exited with 0 +++ [pid 7632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7632] close(29) = -1 EBADF (Bad file descriptor) [pid 7632] exit_group(0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7632] <... exit_group resumed>) = ? [pid 5082] umount2("./807", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./807", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7632] +++ exited with 0 +++ [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=814, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./807/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./807/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] umount2("./812", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./807/binderfs" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] umount2("./807/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... openat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] fstat(3, [pid 5082] lstat("./807/file0", [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] unlink("./807/file0" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./812/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./812/binderfs") = 0 [pid 5081] umount2("./812/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./812/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./812/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... close resumed>) = 0 [pid 5081] close(3 [pid 5082] rmdir("./807" [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./812" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] mkdir("./808", 0777 [pid 5081] mkdir("./813", 0777 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 815 ./strace-static-x86_64: Process 7634 attached [pid 7634] chdir("./813") = 0 [pid 7634] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 810 [pid 7634] <... prctl resumed>) = 0 [pid 7634] setpgid(0, 0) = 0 [pid 7634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7634] write(3, "1000", 4) = 4 [pid 7634] close(3) = 0 [pid 7634] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7634] creat("./file0", 000) = 3 ./strace-static-x86_64: Process 7635 attached [pid 7634] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7635] chdir("./808") = 0 [pid 7635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7635] setpgid(0, 0) = 0 [pid 7635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7635] write(3, "1000", 4) = 4 [pid 7635] close(3) = 0 [pid 7635] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7635] creat("./file0", 000) = 3 [pid 7635] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7634] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7634] close(3) = 0 [pid 7634] close(4) = -1 EBADF (Bad file descriptor) [pid 7634] close(5) = -1 EBADF (Bad file descriptor) [pid 7634] close(6) = -1 EBADF (Bad file descriptor) [pid 7634] close(7) = -1 EBADF (Bad file descriptor) [pid 7634] close(8) = -1 EBADF (Bad file descriptor) [pid 7634] close(9) = -1 EBADF (Bad file descriptor) [pid 7634] close(10) = -1 EBADF (Bad file descriptor) [pid 7634] close(11) = -1 EBADF (Bad file descriptor) [pid 7634] close(12) = -1 EBADF (Bad file descriptor) [pid 7634] close(13) = -1 EBADF (Bad file descriptor) [pid 7634] close(14) = -1 EBADF (Bad file descriptor) [pid 7634] close(15) = -1 EBADF (Bad file descriptor) [pid 7634] close(16) = -1 EBADF (Bad file descriptor) [pid 7634] close(17) = -1 EBADF (Bad file descriptor) [pid 7634] close(18) = -1 EBADF (Bad file descriptor) [pid 7634] close(19) = -1 EBADF (Bad file descriptor) [pid 7634] close(20) = -1 EBADF (Bad file descriptor) [pid 7634] close(21) = -1 EBADF (Bad file descriptor) [pid 7634] close(22) = -1 EBADF (Bad file descriptor) [pid 7634] close(23) = -1 EBADF (Bad file descriptor) [pid 7634] close(24) = -1 EBADF (Bad file descriptor) [pid 7634] close(25) = -1 EBADF (Bad file descriptor) [pid 7634] close(26) = -1 EBADF (Bad file descriptor) [pid 7634] close(27) = -1 EBADF (Bad file descriptor) [pid 7634] close(28) = -1 EBADF (Bad file descriptor) [pid 7634] close(29) = -1 EBADF (Bad file descriptor) [pid 7634] exit_group(0) = ? [pid 7634] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=815, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] umount2("./813", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./813/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./813/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./813/binderfs") = 0 [pid 5081] umount2("./813/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./813/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./813/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./813") = 0 [pid 5081] mkdir("./814", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 816 ./strace-static-x86_64: Process 7636 attached [pid 7636] chdir("./814") = 0 [pid 7636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7636] setpgid(0, 0) = 0 [pid 7636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7636] write(3, "1000", 4) = 4 [pid 7636] close(3) = 0 [pid 7636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7636] creat("./file0", 000) = 3 [pid 7636] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7636] close(3 [pid 7635] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7636] <... close resumed>) = 0 [pid 7635] close(3 [pid 7636] close(4 [pid 7635] <... close resumed>) = 0 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(5) = -1 EBADF (Bad file descriptor) [pid 7635] close(4 [pid 7636] close(6 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(5 [pid 7636] close(7 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(6 [pid 7636] close(8 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(9 [pid 7635] close(7 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(10 [pid 7635] close(8 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(11 [pid 7635] close(9 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(12 [pid 7635] close(10 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(13 [pid 7635] close(11 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(14 [pid 7635] close(12 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(15 [pid 7635] close(13 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(16 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(14 [pid 7636] close(17 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(15 [pid 7636] close(18 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(16 [pid 7636] close(19 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(17 [pid 7636] close(20 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(18 [pid 7636] close(21 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(19 [pid 7636] close(22 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(20 [pid 7636] close(23 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(21 [pid 7636] close(24 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(22 [pid 7636] close(25 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(23 [pid 7636] close(26 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(24 [pid 7636] close(27 [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(28 [pid 7635] close(25 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7636] close(29 [pid 7635] close(26 [pid 7636] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(27) = -1 EBADF (Bad file descriptor) [pid 7636] exit_group(0 [pid 7635] close(28 [pid 7636] <... exit_group resumed>) = ? [pid 7635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7635] close(29) = -1 EBADF (Bad file descriptor) [pid 7635] exit_group(0) = ? [pid 7636] +++ exited with 0 +++ [pid 7635] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=810, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./808", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] openat(AT_FDCWD, "./808", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./808/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./814", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./808/binderfs", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./808/binderfs" [pid 5081] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./808/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... openat resumed>) = 3 [pid 5082] lstat("./808/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] fstat(3, [pid 5082] unlink("./808/file0") = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] close(3 [pid 5081] umount2("./814/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./808" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./814/binderfs", [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./814/binderfs") = 0 [pid 5081] umount2("./814/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./814/file0", [pid 5082] mkdir("./809", 0777 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./814/file0" [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 811 [pid 5081] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7637 attached [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7637] chdir("./809" [pid 5081] <... close resumed>) = 0 [pid 7637] <... chdir resumed>) = 0 [pid 5081] rmdir("./814" [pid 7637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7637] setpgid(0, 0 [pid 5081] mkdir("./815", 0777 [pid 7637] <... setpgid resumed>) = 0 [pid 7637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7637] <... openat resumed>) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 817 ./strace-static-x86_64: Process 7638 attached [pid 7637] write(3, "1000", 4 [pid 7638] chdir("./815") = 0 [pid 7637] <... write resumed>) = 4 [pid 7638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7637] close(3 [pid 7638] setpgid(0, 0 [pid 7637] <... close resumed>) = 0 [pid 7638] <... setpgid resumed>) = 0 [pid 7637] symlink("/dev/binderfs", "./binderfs" [pid 7638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7637] <... symlink resumed>) = 0 [pid 7638] write(3, "1000", 4 [pid 7637] creat("./file0", 000 [pid 7638] <... write resumed>) = 4 [pid 7638] close(3 [pid 7637] <... creat resumed>) = 3 [pid 7638] <... close resumed>) = 0 [pid 7638] symlink("/dev/binderfs", "./binderfs" [pid 7637] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7638] <... symlink resumed>) = 0 [pid 7638] creat("./file0", 000) = 3 [pid 7638] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7637] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7638] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7637] close(3 [pid 7638] close(3 [pid 7637] <... close resumed>) = 0 [pid 7638] <... close resumed>) = 0 [pid 7637] close(4) = -1 EBADF (Bad file descriptor) [pid 7637] close(5) = -1 EBADF (Bad file descriptor) [pid 7637] close(6) = -1 EBADF (Bad file descriptor) [pid 7637] close(7) = -1 EBADF (Bad file descriptor) [pid 7637] close(8) = -1 EBADF (Bad file descriptor) [pid 7637] close(9) = -1 EBADF (Bad file descriptor) [pid 7637] close(10 [pid 7638] close(4 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(11 [pid 7638] close(5 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(12 [pid 7638] close(6 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(13) = -1 EBADF (Bad file descriptor) [pid 7638] close(7) = -1 EBADF (Bad file descriptor) [pid 7637] close(14 [pid 7638] close(8 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(15 [pid 7638] close(9 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(16 [pid 7638] close(10 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(17 [pid 7638] close(11 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(18 [pid 7638] close(12 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(19 [pid 7638] close(13 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(20 [pid 7638] close(14 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(21 [pid 7638] close(15 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(22 [pid 7638] close(16 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(23 [pid 7638] close(17 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(24 [pid 7638] close(18 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(25 [pid 7638] close(19 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(26 [pid 7638] close(20 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(27 [pid 7638] close(21 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(28 [pid 7638] close(22 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] close(29 [pid 7638] close(23 [pid 7637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] exit_group(0 [pid 7638] close(24 [pid 7637] <... exit_group resumed>) = ? [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7637] +++ exited with 0 +++ [pid 7638] close(25 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=811, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] close(26) = -1 EBADF (Bad file descriptor) [pid 7638] close(27) = -1 EBADF (Bad file descriptor) [pid 7638] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./809", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7638] close(29) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7638] exit_group(0) = ? [pid 5082] openat(AT_FDCWD, "./809", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7638] +++ exited with 0 +++ [pid 5082] <... openat resumed>) = 3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=817, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] fstat(3, [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./809/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./809/binderfs", [pid 5081] umount2("./815", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./809/binderfs" [pid 5081] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] umount2("./809/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] fstat(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] lstat("./809/file0", [pid 5081] getdents64(3, [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] unlink("./809/file0" [pid 5081] umount2("./815/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] lstat("./815/binderfs", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] close(3 [pid 5081] unlink("./815/binderfs" [pid 5082] <... close resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] rmdir("./809" [pid 5081] umount2("./815/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] mkdir("./810", 0777 [pid 5081] lstat("./815/file0", [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] unlink("./815/file0"./strace-static-x86_64: Process 7639 attached ) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 812 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./815") = 0 [pid 5081] mkdir("./816", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 818 ./strace-static-x86_64: Process 7640 attached [pid 7640] chdir("./816" [pid 7639] chdir("./810") = 0 [pid 7640] <... chdir resumed>) = 0 [pid 7639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7640] setpgid(0, 0 [pid 7639] <... prctl resumed>) = 0 [pid 7640] <... setpgid resumed>) = 0 [pid 7639] setpgid(0, 0 [pid 7640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7639] <... setpgid resumed>) = 0 [pid 7639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7640] <... openat resumed>) = 3 [pid 7640] write(3, "1000", 4) = 4 [pid 7640] close(3) = 0 [pid 7640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7639] <... openat resumed>) = 3 [pid 7639] write(3, "1000", 4) = 4 [pid 7640] creat("./file0", 000) = 3 [pid 7639] close(3) = 0 [pid 7639] symlink("/dev/binderfs", "./binderfs" [pid 7640] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7639] <... symlink resumed>) = 0 [pid 7639] creat("./file0", 000) = 3 [pid 7639] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7639] close(3) = 0 [pid 7640] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7639] close(4 [pid 7640] close(3 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = 0 [pid 7639] close(5 [pid 7640] close(4 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(6 [pid 7640] close(5 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(7 [pid 7640] close(6 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(8 [pid 7640] close(7 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(9 [pid 7640] close(8 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(10 [pid 7640] close(9) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(10 [pid 7639] close(11 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(11 [pid 7639] close(12 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(12 [pid 7639] close(13 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(13) = -1 EBADF (Bad file descriptor) [pid 7639] close(14 [pid 7640] close(14 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(15 [pid 7640] close(15 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(16 [pid 7640] close(16 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(17 [pid 7640] close(17 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(18 [pid 7640] close(18 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(19 [pid 7640] close(19 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(20 [pid 7640] close(20) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(21 [pid 7639] close(21 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(22 [pid 7639] close(22 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(23 [pid 7639] close(23 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(24 [pid 7639] close(24 [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] close(25) = -1 EBADF (Bad file descriptor) [pid 7639] close(25 [pid 7640] close(26 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(26 [pid 7640] close(27 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(27 [pid 7640] close(28 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(28 [pid 7640] close(29 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] close(29 [pid 7640] exit_group(0 [pid 7639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7640] <... exit_group resumed>) = ? [pid 7639] exit_group(0 [pid 7640] +++ exited with 0 +++ [pid 7639] <... exit_group resumed>) = ? [pid 7639] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=818, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] umount2("./816", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... restart_syscall resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] umount2("./810", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] fstat(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./810", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] getdents64(3, [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./810/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./816/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./810/binderfs", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] lstat("./816/binderfs", [pid 5082] unlink("./810/binderfs") = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] umount2("./810/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./816/binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./810/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] unlink("./810/file0" [pid 5081] umount2("./816/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] lstat("./816/file0", [pid 5082] close(3) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] rmdir("./810" [pid 5081] unlink("./816/file0" [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./811", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 813 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./816") = 0 [pid 5081] mkdir("./817", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7642 attached ./strace-static-x86_64: Process 7641 attached , child_tidptr=0x555556beb5d0) = 819 [pid 7642] chdir("./817") = 0 [pid 7642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7642] setpgid(0, 0) = 0 [pid 7642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7641] chdir("./811" [pid 7642] <... openat resumed>) = 3 [pid 7641] <... chdir resumed>) = 0 [pid 7642] write(3, "1000", 4 [pid 7641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7641] setpgid(0, 0) = 0 [pid 7641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7641] write(3, "1000", 4) = 4 [pid 7641] close(3) = 0 [pid 7641] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7641] creat("./file0", 000) = 3 [pid 7641] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7642] <... write resumed>) = 4 [pid 7642] close(3) = 0 [pid 7642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7642] creat("./file0", 000) = 3 [pid 7642] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7641] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7641] close(3) = 0 [pid 7641] close(4) = -1 EBADF (Bad file descriptor) [pid 7641] close(5) = -1 EBADF (Bad file descriptor) [pid 7641] close(6) = -1 EBADF (Bad file descriptor) [pid 7641] close(7) = -1 EBADF (Bad file descriptor) [pid 7641] close(8) = -1 EBADF (Bad file descriptor) [pid 7641] close(9) = -1 EBADF (Bad file descriptor) [pid 7641] close(10) = -1 EBADF (Bad file descriptor) [pid 7641] close(11) = -1 EBADF (Bad file descriptor) [pid 7641] close(12) = -1 EBADF (Bad file descriptor) [pid 7641] close(13) = -1 EBADF (Bad file descriptor) [pid 7641] close(14) = -1 EBADF (Bad file descriptor) [pid 7641] close(15) = -1 EBADF (Bad file descriptor) [pid 7641] close(16) = -1 EBADF (Bad file descriptor) [pid 7641] close(17) = -1 EBADF (Bad file descriptor) [pid 7641] close(18) = -1 EBADF (Bad file descriptor) [pid 7641] close(19) = -1 EBADF (Bad file descriptor) [pid 7641] close(20) = -1 EBADF (Bad file descriptor) [pid 7641] close(21) = -1 EBADF (Bad file descriptor) [pid 7641] close(22) = -1 EBADF (Bad file descriptor) [pid 7641] close(23) = -1 EBADF (Bad file descriptor) [pid 7641] close(24) = -1 EBADF (Bad file descriptor) [pid 7641] close(25) = -1 EBADF (Bad file descriptor) [pid 7641] close(26) = -1 EBADF (Bad file descriptor) [pid 7641] close(27) = -1 EBADF (Bad file descriptor) [pid 7641] close(28) = -1 EBADF (Bad file descriptor) [pid 7641] close(29) = -1 EBADF (Bad file descriptor) [pid 7641] exit_group(0) = ? [pid 7641] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=813, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] umount2("./811", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./811", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 7642] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7642] close(3 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./811/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7642] <... close resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./811/binderfs", [pid 7642] close(4 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7642] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./811/binderfs" [pid 7642] close(5) = -1 EBADF (Bad file descriptor) [pid 7642] close(6) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7642] close(7 [pid 5082] umount2("./811/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7642] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./811/file0", [pid 7642] close(8 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./811/file0" [pid 7642] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7642] close(9) = -1 EBADF (Bad file descriptor) [pid 7642] close(10) = -1 EBADF (Bad file descriptor) [pid 7642] close(11) = -1 EBADF (Bad file descriptor) [pid 7642] close(12) = -1 EBADF (Bad file descriptor) [pid 7642] close(13) = -1 EBADF (Bad file descriptor) [pid 7642] close(14) = -1 EBADF (Bad file descriptor) [pid 7642] close(15) = -1 EBADF (Bad file descriptor) [pid 7642] close(16) = -1 EBADF (Bad file descriptor) [pid 7642] close(17) = -1 EBADF (Bad file descriptor) [pid 7642] close(18) = -1 EBADF (Bad file descriptor) [pid 7642] close(19) = -1 EBADF (Bad file descriptor) [pid 7642] close(20) = -1 EBADF (Bad file descriptor) [pid 7642] close(21) = -1 EBADF (Bad file descriptor) [pid 7642] close(22) = -1 EBADF (Bad file descriptor) [pid 7642] close(23) = -1 EBADF (Bad file descriptor) [pid 7642] close(24) = -1 EBADF (Bad file descriptor) [pid 7642] close(25) = -1 EBADF (Bad file descriptor) [pid 7642] close(26) = -1 EBADF (Bad file descriptor) [pid 7642] close(27) = -1 EBADF (Bad file descriptor) [pid 7642] close(28) = -1 EBADF (Bad file descriptor) [pid 7642] close(29) = -1 EBADF (Bad file descriptor) [pid 7642] exit_group(0 [pid 5082] <... unlink resumed>) = 0 [pid 7642] <... exit_group resumed>) = ? [pid 7642] +++ exited with 0 +++ [pid 5082] getdents64(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./811" [pid 5081] umount2("./817", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] mkdir("./812", 0777 [pid 5081] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 7643 attached [pid 5081] getdents64(3, [pid 7643] chdir("./812" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./817/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 814 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7643] <... chdir resumed>) = 0 [pid 5081] lstat("./817/binderfs", [pid 7643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7643] setpgid(0, 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7643] <... setpgid resumed>) = 0 [pid 5081] unlink("./817/binderfs" [pid 7643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./817/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7643] <... openat resumed>) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7643] write(3, "1000", 4) = 4 [pid 5081] lstat("./817/file0", [pid 7643] close(3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7643] <... close resumed>) = 0 [pid 5081] unlink("./817/file0" [pid 7643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7643] creat("./file0", 000) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 7643] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./817") = 0 [pid 5081] mkdir("./818", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 820 ./strace-static-x86_64: Process 7644 attached [pid 7644] chdir("./818") = 0 [pid 7644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7644] setpgid(0, 0) = 0 [pid 7644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7644] write(3, "1000", 4) = 4 [pid 7644] close(3) = 0 [pid 7644] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7644] creat("./file0", 000) = 3 [pid 7644] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7644] close(3) = 0 [pid 7644] close(4) = -1 EBADF (Bad file descriptor) [pid 7644] close(5) = -1 EBADF (Bad file descriptor) [pid 7644] close(6) = -1 EBADF (Bad file descriptor) [pid 7644] close(7) = -1 EBADF (Bad file descriptor) [pid 7644] close(8) = -1 EBADF (Bad file descriptor) [pid 7644] close(9) = -1 EBADF (Bad file descriptor) [pid 7644] close(10 [pid 7643] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7643] close(3) = 0 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7644] close(11) = -1 EBADF (Bad file descriptor) [pid 7644] close(12) = -1 EBADF (Bad file descriptor) [pid 7644] close(13) = -1 EBADF (Bad file descriptor) [pid 7644] close(14 [pid 7643] close(4 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7643] close(5) = -1 EBADF (Bad file descriptor) [pid 7643] close(6) = -1 EBADF (Bad file descriptor) [pid 7643] close(7) = -1 EBADF (Bad file descriptor) [pid 7643] close(8 [pid 7644] close(15 [pid 7643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7643] close(9) = -1 EBADF (Bad file descriptor) [pid 7643] close(10) = -1 EBADF (Bad file descriptor) [pid 7643] close(11) = -1 EBADF (Bad file descriptor) [pid 7643] close(12 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7643] close(13) = -1 EBADF (Bad file descriptor) [pid 7643] close(14) = -1 EBADF (Bad file descriptor) [pid 7643] close(15) = -1 EBADF (Bad file descriptor) [pid 7643] close(16) = -1 EBADF (Bad file descriptor) [pid 7643] close(17) = -1 EBADF (Bad file descriptor) [pid 7643] close(18) = -1 EBADF (Bad file descriptor) [pid 7643] close(19) = -1 EBADF (Bad file descriptor) [pid 7643] close(20) = -1 EBADF (Bad file descriptor) [pid 7643] close(21) = -1 EBADF (Bad file descriptor) [pid 7643] close(22) = -1 EBADF (Bad file descriptor) [pid 7643] close(23) = -1 EBADF (Bad file descriptor) [pid 7643] close(24) = -1 EBADF (Bad file descriptor) [pid 7643] close(25) = -1 EBADF (Bad file descriptor) [pid 7643] close(26) = -1 EBADF (Bad file descriptor) [pid 7643] close(27) = -1 EBADF (Bad file descriptor) [pid 7643] close(28) = -1 EBADF (Bad file descriptor) [pid 7643] close(29) = -1 EBADF (Bad file descriptor) [pid 7643] exit_group(0) = ? [pid 7644] close(16) = -1 EBADF (Bad file descriptor) [pid 7643] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=814, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7644] close(17 [pid 5082] umount2("./812", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./812", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./812/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./812/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./812/binderfs") = 0 [pid 5082] umount2("./812/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./812/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./812/file0" [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7644] close(18 [pid 5082] <... unlink resumed>) = 0 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7644] close(19 [pid 5082] getdents64(3, [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7644] close(20 [pid 5082] close(3 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7644] close(21) = -1 EBADF (Bad file descriptor) [pid 7644] close(22 [pid 5082] rmdir("./812" [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7644] close(23 [pid 5082] <... rmdir resumed>) = 0 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./813", 0777 [pid 7644] close(24 [pid 5082] <... mkdir resumed>) = 0 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7644] close(25) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7645 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 815 [pid 7644] close(26 [pid 7645] chdir("./813" [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] <... chdir resumed>) = 0 [pid 7645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7645] setpgid(0, 0) = 0 [pid 7645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7644] close(27 [pid 7645] <... openat resumed>) = 3 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7644] close(28 [pid 7645] write(3, "1000", 4 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] <... write resumed>) = 4 [pid 7644] close(29 [pid 7645] close(3 [pid 7644] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] <... close resumed>) = 0 [pid 7645] symlink("/dev/binderfs", "./binderfs" [pid 7644] exit_group(0 [pid 7645] <... symlink resumed>) = 0 [pid 7644] <... exit_group resumed>) = ? [pid 7645] creat("./file0", 000) = 3 [pid 7645] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7644] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] umount2("./818", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./818/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./818/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./818/binderfs") = 0 [pid 5081] umount2("./818/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./818/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./818/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./818") = 0 [pid 5081] mkdir("./819", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 821 ./strace-static-x86_64: Process 7646 attached [pid 7646] chdir("./819") = 0 [pid 7646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7646] setpgid(0, 0) = 0 [pid 7646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7646] write(3, "1000", 4) = 4 [pid 7646] close(3) = 0 [pid 7646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7646] creat("./file0", 000) = 3 [pid 7646] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7646] close(3) = 0 [pid 7646] close(4) = -1 EBADF (Bad file descriptor) [pid 7646] close(5) = -1 EBADF (Bad file descriptor) [pid 7645] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7645] close(3) = 0 [pid 7645] close(4) = -1 EBADF (Bad file descriptor) [pid 7645] close(5) = -1 EBADF (Bad file descriptor) [pid 7645] close(6) = -1 EBADF (Bad file descriptor) [pid 7645] close(7) = -1 EBADF (Bad file descriptor) [pid 7645] close(8) = -1 EBADF (Bad file descriptor) [pid 7645] close(9) = -1 EBADF (Bad file descriptor) [pid 7645] close(10) = -1 EBADF (Bad file descriptor) [pid 7645] close(11 [pid 7646] close(6) = -1 EBADF (Bad file descriptor) [pid 7646] close(7 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(12) = -1 EBADF (Bad file descriptor) [pid 7645] close(13) = -1 EBADF (Bad file descriptor) [pid 7645] close(14) = -1 EBADF (Bad file descriptor) [pid 7645] close(15) = -1 EBADF (Bad file descriptor) [pid 7645] close(16) = -1 EBADF (Bad file descriptor) [pid 7645] close(17) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(18 [pid 7646] close(8 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(19 [pid 7646] close(9 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(20 [pid 7646] close(10 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(21) = -1 EBADF (Bad file descriptor) [pid 7646] close(11 [pid 7645] close(22 [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(12 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(23 [pid 7646] close(13 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(24 [pid 7646] close(14 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(25 [pid 7646] close(15) = -1 EBADF (Bad file descriptor) [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(16) = -1 EBADF (Bad file descriptor) [pid 7645] close(26 [pid 7646] close(17 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(27 [pid 7646] close(18) = -1 EBADF (Bad file descriptor) [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(19) = -1 EBADF (Bad file descriptor) [pid 7645] close(28 [pid 7646] close(20 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7645] close(29 [pid 7646] close(21 [pid 7645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(22 [pid 7645] exit_group(0 [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(23 [pid 7645] <... exit_group resumed>) = ? [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(24) = -1 EBADF (Bad file descriptor) [pid 7646] close(25) = -1 EBADF (Bad file descriptor) [pid 7645] +++ exited with 0 +++ [pid 7646] close(26) = -1 EBADF (Bad file descriptor) [pid 7646] close(27 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=815, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7646] close(28 [pid 5082] <... restart_syscall resumed>) = 0 [pid 7646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7646] close(29) = -1 EBADF (Bad file descriptor) [pid 7646] exit_group(0) = ? [pid 7646] +++ exited with 0 +++ [pid 5082] umount2("./813", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./813", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] umount2("./819", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... openat resumed>) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] fstat(3, [pid 5081] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] getdents64(3, [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] getdents64(3, [pid 5082] umount2("./813/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./819/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./813/binderfs", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./819/binderfs", [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./813/binderfs" [pid 5081] unlink("./819/binderfs" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] umount2("./813/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./819/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./813/file0", [pid 5081] lstat("./819/file0", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./813/file0" [pid 5081] unlink("./819/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./819") = 0 [pid 5081] mkdir("./820", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 822 [pid 5082] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7647 attached [pid 7647] chdir("./820") = 0 [pid 7647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7647] setpgid(0, 0) = 0 [pid 7647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7647] write(3, "1000", 4) = 4 [pid 7647] close(3) = 0 [pid 7647] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7647] creat("./file0", 000 [pid 5082] getdents64(3, [pid 7647] <... creat resumed>) = 3 [pid 7647] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./813") = 0 [pid 5082] mkdir("./814", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 816 ./strace-static-x86_64: Process 7648 attached [pid 7648] chdir("./814") = 0 [pid 7648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7648] setpgid(0, 0) = 0 [pid 7648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7648] write(3, "1000", 4) = 4 [pid 7648] close(3) = 0 [pid 7648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7648] creat("./file0", 000) = 3 [pid 7648] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7648] close(3) = 0 [pid 7648] close(4) = -1 EBADF (Bad file descriptor) [pid 7648] close(5) = -1 EBADF (Bad file descriptor) [pid 7648] close(6) = -1 EBADF (Bad file descriptor) [pid 7648] close(7) = -1 EBADF (Bad file descriptor) [pid 7648] close(8) = -1 EBADF (Bad file descriptor) [pid 7647] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7647] close(3 [pid 7648] close(9 [pid 7647] <... close resumed>) = 0 [pid 7647] close(4) = -1 EBADF (Bad file descriptor) [pid 7647] close(5) = -1 EBADF (Bad file descriptor) [pid 7647] close(6) = -1 EBADF (Bad file descriptor) [pid 7647] close(7) = -1 EBADF (Bad file descriptor) [pid 7647] close(8) = -1 EBADF (Bad file descriptor) [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] close(9) = -1 EBADF (Bad file descriptor) [pid 7647] close(10) = -1 EBADF (Bad file descriptor) [pid 7647] close(11) = -1 EBADF (Bad file descriptor) [pid 7647] close(12) = -1 EBADF (Bad file descriptor) [pid 7647] close(13) = -1 EBADF (Bad file descriptor) [pid 7647] close(14) = -1 EBADF (Bad file descriptor) [pid 7647] close(15) = -1 EBADF (Bad file descriptor) [pid 7647] close(16) = -1 EBADF (Bad file descriptor) [pid 7647] close(17) = -1 EBADF (Bad file descriptor) [pid 7647] close(18) = -1 EBADF (Bad file descriptor) [pid 7647] close(19) = -1 EBADF (Bad file descriptor) [pid 7647] close(20) = -1 EBADF (Bad file descriptor) [pid 7648] close(10 [pid 7647] close(21 [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] close(22) = -1 EBADF (Bad file descriptor) [pid 7647] close(23) = -1 EBADF (Bad file descriptor) [pid 7647] close(24) = -1 EBADF (Bad file descriptor) [pid 7647] close(25) = -1 EBADF (Bad file descriptor) [pid 7648] close(11 [pid 7647] close(26 [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] close(27 [pid 7648] close(12 [pid 7647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7647] close(28) = -1 EBADF (Bad file descriptor) [pid 7647] close(29) = -1 EBADF (Bad file descriptor) [pid 7647] exit_group(0) = ? [pid 7648] close(13 [pid 7647] +++ exited with 0 +++ [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7648] close(14) = -1 EBADF (Bad file descriptor) [pid 7648] close(15 [pid 5081] umount2("./820", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7648] close(16 [pid 5081] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7648] close(17 [pid 5081] fstat(3, [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7648] close(18 [pid 5081] getdents64(3, [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7648] close(19 [pid 5081] umount2("./820/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7648] close(20 [pid 5081] lstat("./820/binderfs", [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./820/binderfs" [pid 7648] close(21 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./820/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7648] close(22 [pid 5081] lstat("./820/file0", [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7648] close(23 [pid 5081] unlink("./820/file0" [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7648] close(24 [pid 5081] getdents64(3, [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7648] close(25 [pid 5081] close(3 [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7648] close(26 [pid 5081] rmdir("./820" [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./821", 0777 [pid 7648] close(27 [pid 5081] <... mkdir resumed>) = 0 [pid 7648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7648] close(28./strace-static-x86_64: Process 7649 attached ) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 823 [pid 7648] close(29) = -1 EBADF (Bad file descriptor) [pid 7649] chdir("./821" [pid 7648] exit_group(0) = ? [pid 7649] <... chdir resumed>) = 0 [pid 7649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7649] setpgid(0, 0) = 0 [pid 7649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7648] +++ exited with 0 +++ [pid 7649] <... openat resumed>) = 3 [pid 7649] write(3, "1000", 4 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=816, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7649] <... write resumed>) = 4 [pid 5082] umount2("./814", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7649] close(3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7649] <... close resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./814", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7649] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5082] <... openat resumed>) = 3 [pid 7649] creat("./file0", 000 [pid 5082] fstat(3, [pid 7649] <... creat resumed>) = 3 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7649] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./814/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./814/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./814/binderfs") = 0 [pid 5082] umount2("./814/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./814/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./814/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./814") = 0 [pid 5082] mkdir("./815", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 817 ./strace-static-x86_64: Process 7650 attached [pid 7650] chdir("./815") = 0 [pid 7650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7650] setpgid(0, 0) = 0 [pid 7650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7650] write(3, "1000", 4) = 4 [pid 7650] close(3) = 0 [pid 7650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7650] creat("./file0", 000) = 3 [pid 7650] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7649] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7650] close(3) = 0 [pid 7650] close(4) = -1 EBADF (Bad file descriptor) [pid 7650] close(5) = -1 EBADF (Bad file descriptor) [pid 7650] close(6) = -1 EBADF (Bad file descriptor) [pid 7650] close(7) = -1 EBADF (Bad file descriptor) [pid 7650] close(8) = -1 EBADF (Bad file descriptor) [pid 7650] close(9) = -1 EBADF (Bad file descriptor) [pid 7650] close(10) = -1 EBADF (Bad file descriptor) [pid 7650] close(11) = -1 EBADF (Bad file descriptor) [pid 7650] close(12) = -1 EBADF (Bad file descriptor) [pid 7650] close(13) = -1 EBADF (Bad file descriptor) [pid 7650] close(14) = -1 EBADF (Bad file descriptor) [pid 7650] close(15) = -1 EBADF (Bad file descriptor) [pid 7650] close(16) = -1 EBADF (Bad file descriptor) [pid 7650] close(17) = -1 EBADF (Bad file descriptor) [pid 7650] close(18) = -1 EBADF (Bad file descriptor) [pid 7650] close(19) = -1 EBADF (Bad file descriptor) [pid 7650] close(20) = -1 EBADF (Bad file descriptor) [pid 7650] close(21 [pid 7649] close(3 [pid 7650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7650] close(22) = -1 EBADF (Bad file descriptor) [pid 7650] close(23) = -1 EBADF (Bad file descriptor) [pid 7650] close(24) = -1 EBADF (Bad file descriptor) [pid 7650] close(25) = -1 EBADF (Bad file descriptor) [pid 7650] close(26) = -1 EBADF (Bad file descriptor) [pid 7649] <... close resumed>) = 0 [pid 7650] close(27) = -1 EBADF (Bad file descriptor) [pid 7649] close(4 [pid 7650] close(28 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7650] close(29) = -1 EBADF (Bad file descriptor) [pid 7650] exit_group(0) = ? [pid 7649] close(5 [pid 7650] +++ exited with 0 +++ [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7649] close(6) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=817, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7649] close(7) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./815", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7649] close(8 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7649] close(9 [pid 5082] openat(AT_FDCWD, "./815", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7649] close(10 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7649] close(11 [pid 5082] getdents64(3, [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7649] close(12 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./815/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7649] close(13 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./815/binderfs", [pid 7649] close(14) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./815/binderfs" [pid 7649] close(15) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7649] close(16 [pid 5082] umount2("./815/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7649] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./815/file0", [pid 7649] close(18) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7649] close(19) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./815/file0" [pid 7649] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7649] close(21 [pid 5082] getdents64(3, [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7649] close(22 [pid 5082] close(3 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7649] close(23 [pid 5082] rmdir("./815" [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7649] close(24 [pid 5082] mkdir("./816", 0777 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7649] close(25 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7651 attached [pid 7649] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 818 [pid 7649] close(27) = -1 EBADF (Bad file descriptor) [pid 7651] chdir("./816" [pid 7649] close(28 [pid 7651] <... chdir resumed>) = 0 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7649] close(29 [pid 7651] <... prctl resumed>) = 0 [pid 7649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] setpgid(0, 0 [pid 7649] exit_group(0 [pid 7651] <... setpgid resumed>) = 0 [pid 7649] <... exit_group resumed>) = ? [pid 7651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7649] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=823, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7651] write(3, "1000", 4) = 4 [pid 7651] close(3 [pid 5081] <... restart_syscall resumed>) = 0 [pid 7651] <... close resumed>) = 0 [pid 7651] symlink("/dev/binderfs", "./binderfs" [pid 5081] umount2("./821", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7651] <... symlink resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7651] creat("./file0", 000 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7651] <... creat resumed>) = 3 [pid 5081] getdents64(3, [pid 7651] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./821/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./821/binderfs") = 0 [pid 5081] umount2("./821/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./821/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./821/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./821") = 0 [pid 5081] mkdir("./822", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7652 attached , child_tidptr=0x555556beb5d0) = 824 [pid 7652] chdir("./822") = 0 [pid 7652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7652] setpgid(0, 0) = 0 [pid 7652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7652] write(3, "1000", 4) = 4 [pid 7652] close(3) = 0 [pid 7652] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7652] creat("./file0", 000) = 3 [pid 7652] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7651] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7651] close(3) = 0 [pid 7651] close(4) = -1 EBADF (Bad file descriptor) [pid 7651] close(5) = -1 EBADF (Bad file descriptor) [pid 7651] close(6) = -1 EBADF (Bad file descriptor) [pid 7652] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7652] close(3) = 0 [pid 7652] close(4) = -1 EBADF (Bad file descriptor) [pid 7652] close(5) = -1 EBADF (Bad file descriptor) [pid 7652] close(6) = -1 EBADF (Bad file descriptor) [pid 7652] close(7) = -1 EBADF (Bad file descriptor) [pid 7652] close(8) = -1 EBADF (Bad file descriptor) [pid 7652] close(9 [pid 7651] close(7 [pid 7652] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] close(10) = -1 EBADF (Bad file descriptor) [pid 7652] close(11) = -1 EBADF (Bad file descriptor) [pid 7652] close(12) = -1 EBADF (Bad file descriptor) [pid 7652] close(13 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] close(14) = -1 EBADF (Bad file descriptor) [pid 7652] close(15) = -1 EBADF (Bad file descriptor) [pid 7652] close(16) = -1 EBADF (Bad file descriptor) [pid 7652] close(17) = -1 EBADF (Bad file descriptor) [pid 7652] close(18) = -1 EBADF (Bad file descriptor) [pid 7651] close(8 [pid 7652] close(19) = -1 EBADF (Bad file descriptor) [pid 7652] close(20) = -1 EBADF (Bad file descriptor) [pid 7652] close(21) = -1 EBADF (Bad file descriptor) [pid 7652] close(22) = -1 EBADF (Bad file descriptor) [pid 7652] close(23 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(9 [pid 7652] close(24 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(10 [pid 7652] close(25) = -1 EBADF (Bad file descriptor) [pid 7652] close(26 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] close(27) = -1 EBADF (Bad file descriptor) [pid 7652] close(28) = -1 EBADF (Bad file descriptor) [pid 7652] close(29) = -1 EBADF (Bad file descriptor) [pid 7651] close(11) = -1 EBADF (Bad file descriptor) [pid 7652] exit_group(0 [pid 7651] close(12 [pid 7652] <... exit_group resumed>) = ? [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7652] +++ exited with 0 +++ [pid 7651] close(13) = -1 EBADF (Bad file descriptor) [pid 7651] close(14 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=824, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(15 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(16) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./822", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7651] close(17 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7651] close(18 [pid 5081] <... openat resumed>) = 3 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7651] close(19) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7651] close(20) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7651] close(21) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./822/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7651] close(22) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7651] close(23 [pid 5081] lstat("./822/binderfs", [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(24 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(25 [pid 5081] unlink("./822/binderfs" [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] close(26 [pid 5081] <... unlink resumed>) = 0 [pid 7651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./822/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7651] close(27) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7651] close(28) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./822/file0", [pid 7651] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7651] exit_group(0 [pid 5081] unlink("./822/file0" [pid 7651] <... exit_group resumed>) = ? [pid 5081] <... unlink resumed>) = 0 [pid 7651] +++ exited with 0 +++ [pid 5081] getdents64(3, [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=818, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 5082] <... restart_syscall resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./822" [pid 5082] umount2("./816", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... rmdir resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./816", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] mkdir("./823", 0777 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./816/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... mkdir resumed>) = 0 [pid 5082] lstat("./816/binderfs", [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./816/binderfs") = 0 ./strace-static-x86_64: Process 7653 attached [pid 5082] umount2("./816/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 825 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./816/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7653] chdir("./823" [pid 5082] unlink("./816/file0" [pid 7653] <... chdir resumed>) = 0 [pid 7653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7653] setpgid(0, 0) = 0 [pid 7653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7653] <... openat resumed>) = 3 [pid 5082] <... close resumed>) = 0 [pid 7653] write(3, "1000", 4 [pid 5082] rmdir("./816" [pid 7653] <... write resumed>) = 4 [pid 7653] close(3) = 0 [pid 7653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./817", 0777 [pid 7653] creat("./file0", 000) = 3 [pid 7653] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 819 ./strace-static-x86_64: Process 7654 attached [pid 7654] chdir("./817") = 0 [pid 7654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7654] setpgid(0, 0) = 0 [pid 7654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7654] write(3, "1000", 4) = 4 [pid 7654] close(3) = 0 [pid 7654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7654] creat("./file0", 000) = 3 [pid 7654] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7653] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7653] close(3) = 0 [pid 7653] close(4) = -1 EBADF (Bad file descriptor) [pid 7653] close(5) = -1 EBADF (Bad file descriptor) [pid 7653] close(6) = -1 EBADF (Bad file descriptor) [pid 7653] close(7) = -1 EBADF (Bad file descriptor) [pid 7653] close(8) = -1 EBADF (Bad file descriptor) [pid 7653] close(9) = -1 EBADF (Bad file descriptor) [pid 7653] close(10) = -1 EBADF (Bad file descriptor) [pid 7653] close(11) = -1 EBADF (Bad file descriptor) [pid 7653] close(12 [pid 7654] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7653] close(13) = -1 EBADF (Bad file descriptor) [pid 7653] close(14) = -1 EBADF (Bad file descriptor) [pid 7653] close(15) = -1 EBADF (Bad file descriptor) [pid 7653] close(16) = -1 EBADF (Bad file descriptor) [pid 7653] close(17) = -1 EBADF (Bad file descriptor) [pid 7653] close(18) = -1 EBADF (Bad file descriptor) [pid 7653] close(19) = -1 EBADF (Bad file descriptor) [pid 7653] close(20) = -1 EBADF (Bad file descriptor) [pid 7653] close(21) = -1 EBADF (Bad file descriptor) [pid 7653] close(22) = -1 EBADF (Bad file descriptor) [pid 7653] close(23) = -1 EBADF (Bad file descriptor) [pid 7653] close(24) = -1 EBADF (Bad file descriptor) [pid 7653] close(25) = -1 EBADF (Bad file descriptor) [pid 7653] close(26) = -1 EBADF (Bad file descriptor) [pid 7653] close(27) = -1 EBADF (Bad file descriptor) [pid 7653] close(28) = -1 EBADF (Bad file descriptor) [pid 7653] close(29) = -1 EBADF (Bad file descriptor) [pid 7653] exit_group(0) = ? [pid 7654] close(3 [pid 7653] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=825, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7654] <... close resumed>) = 0 [pid 7654] close(4 [pid 5081] umount2("./823", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7654] close(5) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7654] close(6) = -1 EBADF (Bad file descriptor) [pid 7654] close(7 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7654] close(8 [pid 5081] getdents64(3, [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7654] close(9 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./823/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] close(10 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./823/binderfs", [pid 7654] close(11) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7654] close(12 [pid 5081] unlink("./823/binderfs" [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7654] close(13) = -1 EBADF (Bad file descriptor) [pid 7654] close(14) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7654] close(15 [pid 5081] umount2("./823/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7654] close(16 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./823/file0", [pid 7654] close(17) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7654] close(18 [pid 5081] unlink("./823/file0" [pid 7654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7654] close(19) = -1 EBADF (Bad file descriptor) [pid 7654] close(20) = -1 EBADF (Bad file descriptor) [pid 7654] close(21) = -1 EBADF (Bad file descriptor) [pid 7654] close(22) = -1 EBADF (Bad file descriptor) [pid 7654] close(23) = -1 EBADF (Bad file descriptor) [pid 7654] close(24) = -1 EBADF (Bad file descriptor) [pid 7654] close(25) = -1 EBADF (Bad file descriptor) [pid 7654] close(26) = -1 EBADF (Bad file descriptor) [pid 7654] close(27) = -1 EBADF (Bad file descriptor) [pid 7654] close(28) = -1 EBADF (Bad file descriptor) [pid 7654] close(29) = -1 EBADF (Bad file descriptor) [pid 7654] exit_group(0) = ? [pid 7654] +++ exited with 0 +++ [pid 5081] <... unlink resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=819, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 5082] umount2("./817", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./823" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./824", 0777 [pid 5082] openat(AT_FDCWD, "./817", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] fstat(3, [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 7655 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 826 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./817/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./817/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./817/binderfs") = 0 [pid 7655] chdir("./824" [pid 5082] umount2("./817/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./817/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./817/file0" [pid 7655] <... chdir resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./817") = 0 [pid 5082] mkdir("./818", 0777 [pid 7655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7655] <... prctl resumed>) = 0 [pid 7655] setpgid(0, 0) = 0 [pid 7655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 820 [pid 7655] write(3, "1000", 4) = 4 [pid 7655] close(3) = 0 [pid 7655] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 7656 attached ) = 0 [pid 7656] chdir("./818") = 0 [pid 7655] creat("./file0", 000 [pid 7656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7656] setpgid(0, 0) = 0 [pid 7656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7656] write(3, "1000", 4 [pid 7655] <... creat resumed>) = 3 [pid 7656] <... write resumed>) = 4 [pid 7656] close(3) = 0 [pid 7656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7656] creat("./file0", 000) = 3 [pid 7656] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7655] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7656] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7656] close(3) = 0 [pid 7656] close(4) = -1 EBADF (Bad file descriptor) [pid 7656] close(5) = -1 EBADF (Bad file descriptor) [pid 7656] close(6) = -1 EBADF (Bad file descriptor) [pid 7656] close(7) = -1 EBADF (Bad file descriptor) [pid 7656] close(8) = -1 EBADF (Bad file descriptor) [pid 7656] close(9) = -1 EBADF (Bad file descriptor) [pid 7656] close(10) = -1 EBADF (Bad file descriptor) [pid 7656] close(11) = -1 EBADF (Bad file descriptor) [pid 7656] close(12) = -1 EBADF (Bad file descriptor) [pid 7656] close(13) = -1 EBADF (Bad file descriptor) [pid 7656] close(14) = -1 EBADF (Bad file descriptor) [pid 7656] close(15) = -1 EBADF (Bad file descriptor) [pid 7656] close(16) = -1 EBADF (Bad file descriptor) [pid 7656] close(17) = -1 EBADF (Bad file descriptor) [pid 7656] close(18) = -1 EBADF (Bad file descriptor) [pid 7656] close(19) = -1 EBADF (Bad file descriptor) [pid 7656] close(20) = -1 EBADF (Bad file descriptor) [pid 7656] close(21) = -1 EBADF (Bad file descriptor) [pid 7656] close(22) = -1 EBADF (Bad file descriptor) [pid 7656] close(23) = -1 EBADF (Bad file descriptor) [pid 7656] close(24) = -1 EBADF (Bad file descriptor) [pid 7656] close(25) = -1 EBADF (Bad file descriptor) [pid 7656] close(26) = -1 EBADF (Bad file descriptor) [pid 7656] close(27 [pid 7655] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7656] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7656] close(28) = -1 EBADF (Bad file descriptor) [pid 7656] close(29) = -1 EBADF (Bad file descriptor) [pid 7656] exit_group(0 [pid 7655] close(3 [pid 7656] <... exit_group resumed>) = ? [pid 7655] <... close resumed>) = 0 [pid 7655] close(4) = -1 EBADF (Bad file descriptor) [pid 7655] close(5) = -1 EBADF (Bad file descriptor) [pid 7655] close(6) = -1 EBADF (Bad file descriptor) [pid 7655] close(7) = -1 EBADF (Bad file descriptor) [pid 7655] close(8) = -1 EBADF (Bad file descriptor) [pid 7655] close(9) = -1 EBADF (Bad file descriptor) [pid 7655] close(10) = -1 EBADF (Bad file descriptor) [pid 7655] close(11 [pid 7656] +++ exited with 0 +++ [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7655] close(12 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=820, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7655] close(13 [pid 5082] <... restart_syscall resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7655] close(14) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./818", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] close(15 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./818", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7655] close(16 [pid 5082] <... openat resumed>) = 3 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7655] close(17 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7655] close(18 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./818/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] close(19 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./818/binderfs", [pid 7655] close(20 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./818/binderfs" [pid 7655] close(21 [pid 5082] <... unlink resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./818/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] close(22 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./818/file0", [pid 7655] close(23 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./818/file0" [pid 7655] close(24 [pid 5082] <... unlink resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7655] close(25 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7655] close(26 [pid 5082] <... close resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./818" [pid 7655] close(27 [pid 5082] <... rmdir resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./819", 0777 [pid 7655] close(28 [pid 5082] <... mkdir resumed>) = 0 [pid 7655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7655] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7657 attached [pid 7655] exit_group(0 [pid 7657] chdir("./819" [pid 7655] <... exit_group resumed>) = ? [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 821 [pid 7657] <... chdir resumed>) = 0 [pid 7655] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=826, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7657] <... prctl resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 7657] setpgid(0, 0) = 0 [pid 7657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] umount2("./824", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7657] write(3, "1000", 4) = 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7657] close(3 [pid 5081] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7657] <... close resumed>) = 0 [pid 7657] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... openat resumed>) = 3 [pid 7657] <... symlink resumed>) = 0 [pid 5081] fstat(3, [pid 7657] creat("./file0", 000) = 3 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7657] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./824/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./824/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./824/binderfs") = 0 [pid 5081] umount2("./824/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./824/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./824/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./824") = 0 [pid 5081] mkdir("./825", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 827 ./strace-static-x86_64: Process 7658 attached [pid 7658] chdir("./825") = 0 [pid 7658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7658] setpgid(0, 0) = 0 [pid 7658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7658] write(3, "1000", 4) = 4 [pid 7658] close(3) = 0 [pid 7658] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7658] creat("./file0", 000) = 3 [pid 7658] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7657] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7657] close(3) = 0 [pid 7657] close(4) = -1 EBADF (Bad file descriptor) [pid 7657] close(5) = -1 EBADF (Bad file descriptor) [pid 7657] close(6) = -1 EBADF (Bad file descriptor) [pid 7657] close(7) = -1 EBADF (Bad file descriptor) [pid 7658] close(3 [pid 7657] close(8 [pid 7658] <... close resumed>) = 0 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(9) = -1 EBADF (Bad file descriptor) [pid 7658] close(4 [pid 7657] close(10) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(11 [pid 7658] close(5 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(12 [pid 7658] close(6 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(13 [pid 7658] close(7 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(14 [pid 7658] close(8 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] close(15 [pid 7658] close(9 [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(10 [pid 7657] close(16 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(11 [pid 7657] close(17 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(12 [pid 7657] close(18 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(13 [pid 7657] close(19 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(14 [pid 7657] close(20 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(15 [pid 7657] close(21 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(16 [pid 7657] close(22 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(17 [pid 7657] close(23 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(18 [pid 7657] close(24 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(19 [pid 7657] close(25 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(20 [pid 7657] close(26 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(21 [pid 7657] close(27 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(22 [pid 7657] close(28 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(23 [pid 7657] close(29 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7658] close(24 [pid 7657] exit_group(0 [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7657] <... exit_group resumed>) = ? [pid 7658] close(25 [pid 7657] +++ exited with 0 +++ [pid 7658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7658] close(26) = -1 EBADF (Bad file descriptor) [pid 7658] close(27) = -1 EBADF (Bad file descriptor) [pid 7658] close(28) = -1 EBADF (Bad file descriptor) [pid 7658] close(29) = -1 EBADF (Bad file descriptor) [pid 7658] exit_group(0) = ? [pid 7658] +++ exited with 0 +++ [pid 5082] umount2("./819", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./819", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=827, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./819/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./819/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./819/binderfs") = 0 [pid 5082] umount2("./819/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./819/file0", [pid 5081] umount2("./825", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./819/file0" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] rmdir("./819" [pid 5081] fstat(3, [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./820", 0777 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] getdents64(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 822 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./825/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7659 attached [pid 5081] lstat("./825/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./825/binderfs" [pid 7659] chdir("./820" [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./825/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7659] <... chdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] lstat("./825/file0", [pid 7659] <... prctl resumed>) = 0 [pid 7659] setpgid(0, 0) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] unlink("./825/file0" [pid 7659] <... openat resumed>) = 3 [pid 7659] write(3, "1000", 4) = 4 [pid 7659] close(3) = 0 [pid 7659] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... unlink resumed>) = 0 [pid 7659] <... symlink resumed>) = 0 [pid 5081] getdents64(3, [pid 7659] creat("./file0", 000 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 7659] <... creat resumed>) = 3 [pid 5081] rmdir("./825" [pid 7659] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./826", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 828 ./strace-static-x86_64: Process 7660 attached [pid 7660] chdir("./826") = 0 [pid 7660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7660] setpgid(0, 0) = 0 [pid 7660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7660] write(3, "1000", 4) = 4 [pid 7660] close(3) = 0 [pid 7660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7660] creat("./file0", 000) = 3 [pid 7660] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7659] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7660] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7660] close(3) = 0 [pid 7660] close(4) = -1 EBADF (Bad file descriptor) [pid 7660] close(5 [pid 7659] close(3 [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] <... close resumed>) = 0 [pid 7660] close(6) = -1 EBADF (Bad file descriptor) [pid 7660] close(7) = -1 EBADF (Bad file descriptor) [pid 7659] close(4 [pid 7660] close(8 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(5 [pid 7660] close(9 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(6 [pid 7660] close(10 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(7 [pid 7660] close(11 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(8 [pid 7660] close(12 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(9 [pid 7660] close(13 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(10 [pid 7660] close(14 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(11 [pid 7660] close(15 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(12 [pid 7660] close(16 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(13 [pid 7660] close(17 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(14 [pid 7660] close(18 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(15 [pid 7660] close(19 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(16 [pid 7660] close(20 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(17 [pid 7660] close(21 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(18 [pid 7660] close(22 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(19 [pid 7660] close(23 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(20 [pid 7660] close(24 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(21 [pid 7660] close(25 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(22 [pid 7660] close(26 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(23 [pid 7660] close(27 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(24 [pid 7660] close(28 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(25 [pid 7660] close(29 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(26 [pid 7660] exit_group(0 [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7660] <... exit_group resumed>) = ? [pid 7659] close(27 [pid 7660] +++ exited with 0 +++ [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(28 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=828, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7659] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./826", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7659] exit_group(0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7659] <... exit_group resumed>) = ? [pid 5081] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7659] +++ exited with 0 +++ [pid 5081] <... openat resumed>) = 3 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=822, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./826/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./826/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./826/binderfs") = 0 [pid 5082] umount2("./820", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./826/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./820", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] lstat("./826/file0", [pid 5082] <... openat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] fstat(3, [pid 5081] unlink("./826/file0" [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] umount2("./820/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] close(3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... close resumed>) = 0 [pid 5082] lstat("./820/binderfs", [pid 5081] rmdir("./826" [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] unlink("./820/binderfs" [pid 5081] mkdir("./827", 0777 [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] umount2("./820/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7661 attached [pid 5082] lstat("./820/file0", [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 829 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./820/file0" [pid 7661] chdir("./827" [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./820") = 0 [pid 7661] <... chdir resumed>) = 0 [pid 5082] mkdir("./821", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 823 ./strace-static-x86_64: Process 7662 attached [pid 7662] chdir("./821") = 0 [pid 7662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7662] setpgid(0, 0) = 0 [pid 7662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7662] write(3, "1000", 4) = 4 [pid 7662] close(3) = 0 [pid 7662] symlink("/dev/binderfs", "./binderfs" [pid 7661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7662] <... symlink resumed>) = 0 [pid 7661] setpgid(0, 0 [pid 7662] creat("./file0", 000 [pid 7661] <... setpgid resumed>) = 0 [pid 7662] <... creat resumed>) = 3 [pid 7661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7662] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7661] <... openat resumed>) = 3 [pid 7661] write(3, "1000", 4) = 4 [pid 7661] close(3) = 0 [pid 7661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7661] creat("./file0", 000) = 3 [pid 7661] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7662] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7662] close(3) = 0 [pid 7662] close(4) = -1 EBADF (Bad file descriptor) [pid 7662] close(5) = -1 EBADF (Bad file descriptor) [pid 7662] close(6) = -1 EBADF (Bad file descriptor) [pid 7662] close(7) = -1 EBADF (Bad file descriptor) [pid 7662] close(8) = -1 EBADF (Bad file descriptor) [pid 7662] close(9) = -1 EBADF (Bad file descriptor) [pid 7662] close(10) = -1 EBADF (Bad file descriptor) [pid 7662] close(11) = -1 EBADF (Bad file descriptor) [pid 7662] close(12) = -1 EBADF (Bad file descriptor) [pid 7662] close(13) = -1 EBADF (Bad file descriptor) [pid 7662] close(14) = -1 EBADF (Bad file descriptor) [pid 7662] close(15) = -1 EBADF (Bad file descriptor) [pid 7662] close(16) = -1 EBADF (Bad file descriptor) [pid 7662] close(17) = -1 EBADF (Bad file descriptor) [pid 7662] close(18 [pid 7661] close(3 [pid 7662] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7662] close(19) = -1 EBADF (Bad file descriptor) [pid 7662] close(20) = -1 EBADF (Bad file descriptor) [pid 7662] close(21) = -1 EBADF (Bad file descriptor) [pid 7662] close(22) = -1 EBADF (Bad file descriptor) [pid 7662] close(23 [pid 7661] <... close resumed>) = 0 [pid 7662] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7662] close(24) = -1 EBADF (Bad file descriptor) [pid 7662] close(25) = -1 EBADF (Bad file descriptor) [pid 7662] close(26) = -1 EBADF (Bad file descriptor) [pid 7662] close(27) = -1 EBADF (Bad file descriptor) [pid 7662] close(28) = -1 EBADF (Bad file descriptor) [pid 7662] close(29) = -1 EBADF (Bad file descriptor) [pid 7662] exit_group(0) = ? [pid 7662] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=823, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] umount2("./821", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./821", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./821/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./821/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./821/binderfs") = 0 [pid 7661] close(4 [pid 5082] umount2("./821/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./821/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./821/file0" [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./821" [pid 7661] close(5 [pid 5082] <... rmdir resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./822", 0777 [pid 7661] close(6 [pid 5082] <... mkdir resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7663 attached [pid 7661] close(7 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 824 [pid 7663] chdir("./822" [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7661] close(8 [pid 7663] <... chdir resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7661] close(9 [pid 7663] <... prctl resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] setpgid(0, 0 [pid 7661] close(10 [pid 7663] <... setpgid resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7661] close(11 [pid 7663] <... openat resumed>) = 3 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] write(3, "1000", 4 [pid 7661] close(12 [pid 7663] <... write resumed>) = 4 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] close(3 [pid 7661] close(13 [pid 7663] <... close resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] symlink("/dev/binderfs", "./binderfs" [pid 7661] close(14 [pid 7663] <... symlink resumed>) = 0 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] creat("./file0", 000 [pid 7661] close(15 [pid 7663] <... creat resumed>) = 3 [pid 7661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7661] close(16) = -1 EBADF (Bad file descriptor) [pid 7661] close(17) = -1 EBADF (Bad file descriptor) [pid 7661] close(18) = -1 EBADF (Bad file descriptor) [pid 7661] close(19) = -1 EBADF (Bad file descriptor) [pid 7661] close(20) = -1 EBADF (Bad file descriptor) [pid 7661] close(21) = -1 EBADF (Bad file descriptor) [pid 7661] close(22) = -1 EBADF (Bad file descriptor) [pid 7661] close(23) = -1 EBADF (Bad file descriptor) [pid 7661] close(24) = -1 EBADF (Bad file descriptor) [pid 7661] close(25) = -1 EBADF (Bad file descriptor) [pid 7661] close(26) = -1 EBADF (Bad file descriptor) [pid 7661] close(27) = -1 EBADF (Bad file descriptor) [pid 7661] close(28) = -1 EBADF (Bad file descriptor) [pid 7661] close(29) = -1 EBADF (Bad file descriptor) [pid 7661] exit_group(0) = ? [pid 7661] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=829, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] umount2("./827", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./827/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./827/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./827/binderfs") = 0 [pid 5081] umount2("./827/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./827/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./827/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./827") = 0 [pid 5081] mkdir("./828", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7664 attached , child_tidptr=0x555556beb5d0) = 830 [pid 7664] chdir("./828") = 0 [pid 7664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7664] setpgid(0, 0) = 0 [pid 7664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7664] write(3, "1000", 4) = 4 [pid 7664] close(3) = 0 [pid 7664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7664] creat("./file0", 000) = 3 [pid 7664] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7663] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7663] close(3) = 0 [pid 7663] close(4) = -1 EBADF (Bad file descriptor) [pid 7664] close(3 [pid 7663] close(5) = -1 EBADF (Bad file descriptor) [pid 7663] close(6) = -1 EBADF (Bad file descriptor) [pid 7663] close(7) = -1 EBADF (Bad file descriptor) [pid 7663] close(8 [pid 7664] <... close resumed>) = 0 [pid 7664] close(4) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(5 [pid 7663] close(9) = -1 EBADF (Bad file descriptor) [pid 7663] close(10) = -1 EBADF (Bad file descriptor) [pid 7663] close(11) = -1 EBADF (Bad file descriptor) [pid 7663] close(12 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] close(13) = -1 EBADF (Bad file descriptor) [pid 7663] close(14) = -1 EBADF (Bad file descriptor) [pid 7663] close(15 [pid 7664] close(6 [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] close(16) = -1 EBADF (Bad file descriptor) [pid 7663] close(17) = -1 EBADF (Bad file descriptor) [pid 7664] close(7 [pid 7663] close(18 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] close(19) = -1 EBADF (Bad file descriptor) [pid 7663] close(20) = -1 EBADF (Bad file descriptor) [pid 7664] close(8 [pid 7663] close(21 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(9 [pid 7663] close(22 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(10 [pid 7663] close(23 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(11 [pid 7663] close(24 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(12 [pid 7663] close(25 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(13) = -1 EBADF (Bad file descriptor) [pid 7663] close(26 [pid 7664] close(14 [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(15 [pid 7663] close(27 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(16 [pid 7663] close(28 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(17 [pid 7663] close(29 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(18 [pid 7663] exit_group(0) = ? [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7663] +++ exited with 0 +++ [pid 7664] close(19 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=824, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(20) = -1 EBADF (Bad file descriptor) [pid 7664] close(21) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./822", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7664] close(22 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./822", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7664] close(23 [pid 5082] <... openat resumed>) = 3 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7664] close(24 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(25 [pid 5082] getdents64(3, [pid 7664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7664] close(26) = -1 EBADF (Bad file descriptor) [pid 7664] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7664] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./822/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7664] close(29) = -1 EBADF (Bad file descriptor) [pid 7664] exit_group(0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7664] <... exit_group resumed>) = ? [pid 5082] lstat("./822/binderfs", [pid 7664] +++ exited with 0 +++ [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./822/binderfs" [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./822/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./822/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] umount2("./828", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./822/file0") = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... close resumed>) = 0 [pid 5081] fstat(3, [pid 5082] rmdir("./822" [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] mkdir("./823", 0777 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./828/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] lstat("./828/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 7665 attached [pid 5081] unlink("./828/binderfs" [pid 7665] chdir("./823" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 825 [pid 5081] <... unlink resumed>) = 0 [pid 7665] <... chdir resumed>) = 0 [pid 7665] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] umount2("./828/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7665] <... prctl resumed>) = 0 [pid 7665] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7665] <... setpgid resumed>) = 0 [pid 5081] lstat("./828/file0", [pid 7665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7665] <... openat resumed>) = 3 [pid 5081] unlink("./828/file0" [pid 7665] write(3, "1000", 4) = 4 [pid 7665] close(3) = 0 [pid 7665] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7665] creat("./file0", 000) = 3 [pid 7665] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./828") = 0 [pid 5081] mkdir("./829", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 831 ./strace-static-x86_64: Process 7666 attached [pid 7666] chdir("./829") = 0 [pid 7666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7666] setpgid(0, 0) = 0 [pid 7666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7666] write(3, "1000", 4) = 4 [pid 7666] close(3) = 0 [pid 7666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7666] creat("./file0", 000) = 3 [pid 7666] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7665] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7665] close(3) = 0 [pid 7665] close(4) = -1 EBADF (Bad file descriptor) [pid 7665] close(5) = -1 EBADF (Bad file descriptor) [pid 7666] close(3 [pid 7665] close(6) = -1 EBADF (Bad file descriptor) [pid 7665] close(7) = -1 EBADF (Bad file descriptor) [pid 7665] close(8) = -1 EBADF (Bad file descriptor) [pid 7665] close(9) = -1 EBADF (Bad file descriptor) [pid 7665] close(10) = -1 EBADF (Bad file descriptor) [pid 7665] close(11) = -1 EBADF (Bad file descriptor) [pid 7665] close(12) = -1 EBADF (Bad file descriptor) [pid 7665] close(13) = -1 EBADF (Bad file descriptor) [pid 7665] close(14) = -1 EBADF (Bad file descriptor) [pid 7665] close(15) = -1 EBADF (Bad file descriptor) [pid 7665] close(16) = -1 EBADF (Bad file descriptor) [pid 7665] close(17) = -1 EBADF (Bad file descriptor) [pid 7665] close(18) = -1 EBADF (Bad file descriptor) [pid 7665] close(19) = -1 EBADF (Bad file descriptor) [pid 7665] close(20) = -1 EBADF (Bad file descriptor) [pid 7665] close(21) = -1 EBADF (Bad file descriptor) [pid 7665] close(22) = -1 EBADF (Bad file descriptor) [pid 7665] close(23) = -1 EBADF (Bad file descriptor) [pid 7665] close(24) = -1 EBADF (Bad file descriptor) [pid 7665] close(25) = -1 EBADF (Bad file descriptor) [pid 7665] close(26) = -1 EBADF (Bad file descriptor) [pid 7665] close(27) = -1 EBADF (Bad file descriptor) [pid 7665] close(28) = -1 EBADF (Bad file descriptor) [pid 7665] close(29) = -1 EBADF (Bad file descriptor) [pid 7665] exit_group(0) = ? [pid 7666] <... close resumed>) = 0 [pid 7666] close(4) = -1 EBADF (Bad file descriptor) [pid 7666] close(5 [pid 7665] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=825, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... restart_syscall resumed>) = 0 [pid 7666] close(6) = -1 EBADF (Bad file descriptor) [pid 7666] close(7 [pid 5082] umount2("./823", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7666] close(8 [pid 5082] openat(AT_FDCWD, "./823", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7666] close(9 [pid 5082] <... openat resumed>) = 3 [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7666] close(10 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7666] close(11 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./823/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7666] close(12 [pid 5082] lstat("./823/binderfs", [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7666] close(13 [pid 5082] unlink("./823/binderfs" [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7666] close(14) = -1 EBADF (Bad file descriptor) [pid 7666] close(15 [pid 5082] <... unlink resumed>) = 0 [pid 7666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7666] close(16) = -1 EBADF (Bad file descriptor) [pid 7666] close(17) = -1 EBADF (Bad file descriptor) [pid 7666] close(18) = -1 EBADF (Bad file descriptor) [pid 7666] close(19) = -1 EBADF (Bad file descriptor) [pid 7666] close(20) = -1 EBADF (Bad file descriptor) [pid 7666] close(21) = -1 EBADF (Bad file descriptor) [pid 7666] close(22) = -1 EBADF (Bad file descriptor) [pid 7666] close(23) = -1 EBADF (Bad file descriptor) [pid 7666] close(24) = -1 EBADF (Bad file descriptor) [pid 7666] close(25) = -1 EBADF (Bad file descriptor) [pid 7666] close(26) = -1 EBADF (Bad file descriptor) [pid 7666] close(27) = -1 EBADF (Bad file descriptor) [pid 7666] close(28) = -1 EBADF (Bad file descriptor) [pid 7666] close(29) = -1 EBADF (Bad file descriptor) [pid 7666] exit_group(0) = ? [pid 7666] +++ exited with 0 +++ [pid 5082] umount2("./823/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] lstat("./823/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./823/file0") = 0 [pid 5082] getdents64(3, [pid 5081] umount2("./829", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] rmdir("./823") = 0 [pid 5081] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./824", 0777) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] fstat(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 826 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, ./strace-static-x86_64: Process 7667 attached 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7667] chdir("./824") = 0 [pid 5081] umount2("./829/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7667] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7667] <... setpgid resumed>) = 0 [pid 5081] lstat("./829/binderfs", [pid 7667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7667] <... openat resumed>) = 3 [pid 5081] unlink("./829/binderfs" [pid 7667] write(3, "1000", 4 [pid 5081] <... unlink resumed>) = 0 [pid 7667] <... write resumed>) = 4 [pid 5081] umount2("./829/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7667] close(3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7667] <... close resumed>) = 0 [pid 5081] lstat("./829/file0", [pid 7667] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7667] <... symlink resumed>) = 0 [pid 5081] unlink("./829/file0" [pid 7667] creat("./file0", 000) = 3 [pid 7667] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./829") = 0 [pid 5081] mkdir("./830", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 832 ./strace-static-x86_64: Process 7668 attached [pid 7668] chdir("./830") = 0 [pid 7668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7668] setpgid(0, 0) = 0 [pid 7668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7668] write(3, "1000", 4) = 4 [pid 7668] close(3) = 0 [pid 7668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7668] creat("./file0", 000) = 3 [pid 7668] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7667] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7668] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7667] close(3) = 0 [pid 7667] close(4) = -1 EBADF (Bad file descriptor) [pid 7667] close(5 [pid 7668] close(3 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = 0 [pid 7667] close(6) = -1 EBADF (Bad file descriptor) [pid 7667] close(7 [pid 7668] close(4 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(8 [pid 7668] close(5 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(9 [pid 7668] close(6 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(10 [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(7 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(11 [pid 7668] close(8 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(12) = -1 EBADF (Bad file descriptor) [pid 7668] close(9 [pid 7667] close(13 [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(10 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(11) = -1 EBADF (Bad file descriptor) [pid 7668] close(12) = -1 EBADF (Bad file descriptor) [pid 7668] close(13) = -1 EBADF (Bad file descriptor) [pid 7668] close(14) = -1 EBADF (Bad file descriptor) [pid 7668] close(15 [pid 7667] close(14) = -1 EBADF (Bad file descriptor) [pid 7667] close(15) = -1 EBADF (Bad file descriptor) [pid 7667] close(16) = -1 EBADF (Bad file descriptor) [pid 7667] close(17) = -1 EBADF (Bad file descriptor) [pid 7667] close(18) = -1 EBADF (Bad file descriptor) [pid 7667] close(19) = -1 EBADF (Bad file descriptor) [pid 7667] close(20 [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(16 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(21 [pid 7668] close(17 [pid 7667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(22) = -1 EBADF (Bad file descriptor) [pid 7667] close(23) = -1 EBADF (Bad file descriptor) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] close(24) = -1 EBADF (Bad file descriptor) [pid 7667] close(25) = -1 EBADF (Bad file descriptor) [pid 7667] close(26) = -1 EBADF (Bad file descriptor) [pid 7667] close(27) = -1 EBADF (Bad file descriptor) [pid 7667] close(28) = -1 EBADF (Bad file descriptor) [pid 7667] close(29) = -1 EBADF (Bad file descriptor) [pid 7668] close(18 [pid 7667] exit_group(0) = ? [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7667] +++ exited with 0 +++ [pid 7668] close(19 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=826, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(20) = -1 EBADF (Bad file descriptor) [pid 7668] close(21) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./824", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7668] close(22) = -1 EBADF (Bad file descriptor) [pid 7668] close(23 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./824", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7668] close(24) = -1 EBADF (Bad file descriptor) [pid 7668] close(25) = -1 EBADF (Bad file descriptor) [pid 7668] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7668] close(27 [pid 5082] fstat(3, [pid 7668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7668] close(29) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7668] exit_group(0) = ? [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7668] +++ exited with 0 +++ [pid 5082] umount2("./824/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] lstat("./824/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./824/binderfs") = 0 [pid 5082] umount2("./824/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./824/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./824/file0") = 0 [pid 5082] getdents64(3, [pid 5081] umount2("./830", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] close(3 [pid 5081] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... close resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] rmdir("./824" [pid 5081] fstat(3, [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] mkdir("./825", 0777 [pid 5081] getdents64(3, [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] umount2("./830/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7669 attached ) = -1 EINVAL (Invalid argument) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 827 [pid 5081] lstat("./830/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7669] chdir("./825" [pid 5081] unlink("./830/binderfs" [pid 7669] <... chdir resumed>) = 0 [pid 7669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 7669] setpgid(0, 0 [pid 5081] umount2("./830/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] <... setpgid resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] lstat("./830/file0", [pid 7669] <... openat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7669] write(3, "1000", 4 [pid 5081] unlink("./830/file0" [pid 7669] <... write resumed>) = 4 [pid 7669] close(3) = 0 [pid 7669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7669] creat("./file0", 000) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 7669] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./830") = 0 [pid 5081] mkdir("./831", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 833 ./strace-static-x86_64: Process 7670 attached [pid 7670] chdir("./831") = 0 [pid 7670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7670] setpgid(0, 0) = 0 [pid 7670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7670] write(3, "1000", 4) = 4 [pid 7670] close(3) = 0 [pid 7670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7670] creat("./file0", 000) = 3 [pid 7670] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7669] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7669] close(3) = 0 [pid 7669] close(4) = -1 EBADF (Bad file descriptor) [pid 7669] close(5) = -1 EBADF (Bad file descriptor) [pid 7669] close(6) = -1 EBADF (Bad file descriptor) [pid 7669] close(7) = -1 EBADF (Bad file descriptor) [pid 7669] close(8) = -1 EBADF (Bad file descriptor) [pid 7669] close(9) = -1 EBADF (Bad file descriptor) [pid 7669] close(10) = -1 EBADF (Bad file descriptor) [pid 7669] close(11) = -1 EBADF (Bad file descriptor) [pid 7669] close(12) = -1 EBADF (Bad file descriptor) [pid 7669] close(13) = -1 EBADF (Bad file descriptor) [pid 7669] close(14 [pid 7670] close(3 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] <... close resumed>) = 0 [pid 7670] close(4) = -1 EBADF (Bad file descriptor) [pid 7669] close(15 [pid 7670] close(5 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7669] close(16) = -1 EBADF (Bad file descriptor) [pid 7670] close(6 [pid 7669] close(17 [pid 7670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] close(7) = -1 EBADF (Bad file descriptor) [pid 7670] close(8) = -1 EBADF (Bad file descriptor) [pid 7670] close(9) = -1 EBADF (Bad file descriptor) [pid 7670] close(10) = -1 EBADF (Bad file descriptor) [pid 7670] close(11) = -1 EBADF (Bad file descriptor) [pid 7670] close(12) = -1 EBADF (Bad file descriptor) [pid 7670] close(13) = -1 EBADF (Bad file descriptor) [pid 7670] close(14) = -1 EBADF (Bad file descriptor) [pid 7670] close(15) = -1 EBADF (Bad file descriptor) [pid 7670] close(16) = -1 EBADF (Bad file descriptor) [pid 7670] close(17) = -1 EBADF (Bad file descriptor) [pid 7670] close(18) = -1 EBADF (Bad file descriptor) [pid 7670] close(19 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7669] close(18) = -1 EBADF (Bad file descriptor) [pid 7670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] close(20) = -1 EBADF (Bad file descriptor) [pid 7670] close(21) = -1 EBADF (Bad file descriptor) [pid 7670] close(22) = -1 EBADF (Bad file descriptor) [pid 7670] close(23) = -1 EBADF (Bad file descriptor) [pid 7669] close(19) = -1 EBADF (Bad file descriptor) [pid 7670] close(24 [pid 7669] close(20 [pid 7670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] close(25) = -1 EBADF (Bad file descriptor) [pid 7670] close(26) = -1 EBADF (Bad file descriptor) [pid 7670] close(27) = -1 EBADF (Bad file descriptor) [pid 7670] close(28) = -1 EBADF (Bad file descriptor) [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7669] close(21) = -1 EBADF (Bad file descriptor) [pid 7669] close(22 [pid 7670] close(29 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7669] close(23 [pid 7670] exit_group(0) = ? [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7670] +++ exited with 0 +++ [pid 7669] close(24) = -1 EBADF (Bad file descriptor) [pid 7669] close(25 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=833, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7669] close(26) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./831", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] close(27 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7669] close(28 [pid 5081] <... openat resumed>) = 3 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7669] close(29 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7669] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7669] exit_group(0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7669] <... exit_group resumed>) = ? [pid 5081] umount2("./831/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] +++ exited with 0 +++ [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=827, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] lstat("./831/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./831/binderfs" [pid 5082] umount2("./825", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./831/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] openat(AT_FDCWD, "./825", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... openat resumed>) = 3 [pid 5081] lstat("./831/file0", [pid 5082] fstat(3, [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] unlink("./831/file0" [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./825/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./825/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./825/binderfs" [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./825/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] lstat("./825/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] close(3 [pid 5082] unlink("./825/file0" [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./831") = 0 [pid 5081] mkdir("./832", 0777 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] rmdir("./825") = 0 [pid 5082] mkdir("./826", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7671 attached ./strace-static-x86_64: Process 7672 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 834 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 828 [pid 7672] chdir("./826") = 0 [pid 7672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7672] setpgid(0, 0) = 0 [pid 7672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7672] write(3, "1000", 4) = 4 [pid 7672] close(3) = 0 [pid 7672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7672] creat("./file0", 000 [pid 7671] chdir("./832") = 0 [pid 7671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7672] <... creat resumed>) = 3 [pid 7671] <... prctl resumed>) = 0 [pid 7672] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7671] setpgid(0, 0) = 0 [pid 7671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7671] write(3, "1000", 4) = 4 [pid 7671] close(3) = 0 [pid 7671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7671] creat("./file0", 000) = 3 [pid 7671] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7672] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7671] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7672] close(3) = 0 [pid 7672] close(4) = -1 EBADF (Bad file descriptor) [pid 7672] close(5) = -1 EBADF (Bad file descriptor) [pid 7671] close(3 [pid 7672] close(6) = -1 EBADF (Bad file descriptor) [pid 7672] close(7) = -1 EBADF (Bad file descriptor) [pid 7672] close(8) = -1 EBADF (Bad file descriptor) [pid 7672] close(9) = -1 EBADF (Bad file descriptor) [pid 7672] close(10) = -1 EBADF (Bad file descriptor) [pid 7672] close(11) = -1 EBADF (Bad file descriptor) [pid 7672] close(12) = -1 EBADF (Bad file descriptor) [pid 7672] close(13) = -1 EBADF (Bad file descriptor) [pid 7672] close(14) = -1 EBADF (Bad file descriptor) [pid 7672] close(15) = -1 EBADF (Bad file descriptor) [pid 7672] close(16) = -1 EBADF (Bad file descriptor) [pid 7672] close(17) = -1 EBADF (Bad file descriptor) [pid 7672] close(18) = -1 EBADF (Bad file descriptor) [pid 7672] close(19) = -1 EBADF (Bad file descriptor) [pid 7672] close(20) = -1 EBADF (Bad file descriptor) [pid 7672] close(21) = -1 EBADF (Bad file descriptor) [pid 7672] close(22) = -1 EBADF (Bad file descriptor) [pid 7672] close(23) = -1 EBADF (Bad file descriptor) [pid 7672] close(24) = -1 EBADF (Bad file descriptor) [pid 7672] close(25) = -1 EBADF (Bad file descriptor) [pid 7672] close(26 [pid 7671] <... close resumed>) = 0 [pid 7672] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7672] close(27) = -1 EBADF (Bad file descriptor) [pid 7672] close(28) = -1 EBADF (Bad file descriptor) [pid 7672] close(29) = -1 EBADF (Bad file descriptor) [pid 7671] close(4 [pid 7672] exit_group(0 [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7672] <... exit_group resumed>) = ? [pid 7671] close(5) = -1 EBADF (Bad file descriptor) [pid 7672] +++ exited with 0 +++ [pid 7671] close(6 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=828, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(7) = -1 EBADF (Bad file descriptor) [pid 7671] close(8) = -1 EBADF (Bad file descriptor) [pid 7671] close(9) = -1 EBADF (Bad file descriptor) [pid 7671] close(10 [pid 5082] umount2("./826", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(11 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(12 [pid 5082] openat(AT_FDCWD, "./826", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(13) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7671] close(14 [pid 5082] fstat(3, [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7671] close(15) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7671] close(16) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7671] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./826/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7671] close(18) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7671] close(19 [pid 5082] lstat("./826/binderfs", [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(20 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./826/binderfs" [pid 7671] close(21) = -1 EBADF (Bad file descriptor) [pid 7671] close(22) = -1 EBADF (Bad file descriptor) [pid 7671] close(23 [pid 5082] <... unlink resumed>) = 0 [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./826/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7671] close(24) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7671] close(25 [pid 5082] lstat("./826/file0", [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] close(26 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./826/file0" [pid 7671] close(27) = -1 EBADF (Bad file descriptor) [pid 7671] close(28) = -1 EBADF (Bad file descriptor) [pid 7671] close(29) = -1 EBADF (Bad file descriptor) [pid 7671] exit_group(0) = ? [pid 7671] +++ exited with 0 +++ [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=834, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] umount2("./832", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./826" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./827", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] fstat(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 7673 attached [pid 5081] umount2("./832/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 829 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./832/binderfs", [pid 7673] chdir("./827" [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7673] <... chdir resumed>) = 0 [pid 5081] unlink("./832/binderfs" [pid 7673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7673] setpgid(0, 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./832/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7673] <... setpgid resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./832/file0", [pid 7673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7673] <... openat resumed>) = 3 [pid 5081] unlink("./832/file0" [pid 7673] write(3, "1000", 4) = 4 [pid 7673] close(3) = 0 [pid 7673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7673] creat("./file0", 000) = 3 [pid 7673] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./832") = 0 [pid 5081] mkdir("./833", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 835 ./strace-static-x86_64: Process 7674 attached [pid 7674] chdir("./833") = 0 [pid 7674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7674] setpgid(0, 0) = 0 [pid 7674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7674] write(3, "1000", 4) = 4 [pid 7674] close(3) = 0 [pid 7674] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7674] creat("./file0", 000) = 3 [pid 7674] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7673] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7674] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7674] close(3) = 0 [pid 7674] close(4) = -1 EBADF (Bad file descriptor) [pid 7674] close(5) = -1 EBADF (Bad file descriptor) [pid 7673] close(3 [pid 7674] close(6 [pid 7673] <... close resumed>) = 0 [pid 7674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7674] close(7) = -1 EBADF (Bad file descriptor) [pid 7674] close(8) = -1 EBADF (Bad file descriptor) [pid 7674] close(9) = -1 EBADF (Bad file descriptor) [pid 7673] close(4 [pid 7674] close(10) = -1 EBADF (Bad file descriptor) [pid 7674] close(11) = -1 EBADF (Bad file descriptor) [pid 7674] close(12) = -1 EBADF (Bad file descriptor) [pid 7674] close(13) = -1 EBADF (Bad file descriptor) [pid 7674] close(14) = -1 EBADF (Bad file descriptor) [pid 7674] close(15) = -1 EBADF (Bad file descriptor) [pid 7674] close(16) = -1 EBADF (Bad file descriptor) [pid 7674] close(17) = -1 EBADF (Bad file descriptor) [pid 7674] close(18) = -1 EBADF (Bad file descriptor) [pid 7674] close(19) = -1 EBADF (Bad file descriptor) [pid 7674] close(20) = -1 EBADF (Bad file descriptor) [pid 7674] close(21) = -1 EBADF (Bad file descriptor) [pid 7674] close(22) = -1 EBADF (Bad file descriptor) [pid 7674] close(23) = -1 EBADF (Bad file descriptor) [pid 7674] close(24 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7674] close(25) = -1 EBADF (Bad file descriptor) [pid 7674] close(26) = -1 EBADF (Bad file descriptor) [pid 7674] close(27) = -1 EBADF (Bad file descriptor) [pid 7674] close(28 [pid 7673] close(5 [pid 7674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7674] close(29) = -1 EBADF (Bad file descriptor) [pid 7674] exit_group(0) = ? [pid 7674] +++ exited with 0 +++ [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=835, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7673] close(6) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./833", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./833/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./833/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./833/binderfs" [pid 7673] close(7 [pid 5081] <... unlink resumed>) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./833/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7673] close(8 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./833/file0", [pid 7673] close(9 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./833/file0" [pid 7673] close(10 [pid 5081] <... unlink resumed>) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7673] close(11 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7673] close(12 [pid 5081] <... close resumed>) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] rmdir("./833" [pid 7673] close(13 [pid 5081] <... rmdir resumed>) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] mkdir("./834", 0777 [pid 7673] close(14 [pid 5081] <... mkdir resumed>) = 0 [pid 7673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7673] close(15) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 836 [pid 7673] close(16) = -1 EBADF (Bad file descriptor) [pid 7673] close(17) = -1 EBADF (Bad file descriptor) [pid 7673] close(18) = -1 EBADF (Bad file descriptor) [pid 7673] close(19) = -1 EBADF (Bad file descriptor) [pid 7673] close(20) = -1 EBADF (Bad file descriptor) [pid 7673] close(21) = -1 EBADF (Bad file descriptor) [pid 7673] close(22) = -1 EBADF (Bad file descriptor) [pid 7673] close(23) = -1 EBADF (Bad file descriptor) [pid 7673] close(24) = -1 EBADF (Bad file descriptor) [pid 7673] close(25) = -1 EBADF (Bad file descriptor) [pid 7673] close(26) = -1 EBADF (Bad file descriptor) [pid 7673] close(27) = -1 EBADF (Bad file descriptor) [pid 7673] close(28) = -1 EBADF (Bad file descriptor) [pid 7673] close(29) = -1 EBADF (Bad file descriptor) [pid 7673] exit_group(0) = ? ./strace-static-x86_64: Process 7675 attached [pid 7673] +++ exited with 0 +++ [pid 7675] chdir("./834" [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=829, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] umount2("./827", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./827", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./827/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./827/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./827/binderfs") = 0 [pid 5082] umount2("./827/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./827/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./827/file0" [pid 7675] <... chdir resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./827") = 0 [pid 5082] mkdir("./828", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 830 ./strace-static-x86_64: Process 7676 attached [pid 7676] chdir("./828") = 0 [pid 7676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7676] setpgid(0, 0) = 0 [pid 7676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7675] setpgid(0, 0 [pid 7676] <... openat resumed>) = 3 [pid 7676] write(3, "1000", 4 [pid 7675] <... setpgid resumed>) = 0 [pid 7676] <... write resumed>) = 4 [pid 7676] close(3) = 0 [pid 7675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7675] write(3, "1000", 4 [pid 7676] symlink("/dev/binderfs", "./binderfs" [pid 7675] <... write resumed>) = 4 [pid 7676] <... symlink resumed>) = 0 [pid 7675] close(3) = 0 [pid 7675] symlink("/dev/binderfs", "./binderfs" [pid 7676] creat("./file0", 000 [pid 7675] <... symlink resumed>) = 0 [pid 7675] creat("./file0", 000 [pid 7676] <... creat resumed>) = 3 [pid 7675] <... creat resumed>) = 3 [pid 7676] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7675] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7675] close(3) = 0 [pid 7675] close(4) = -1 EBADF (Bad file descriptor) [pid 7675] close(5 [pid 7676] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(6) = -1 EBADF (Bad file descriptor) [pid 7675] close(7) = -1 EBADF (Bad file descriptor) [pid 7675] close(8) = -1 EBADF (Bad file descriptor) [pid 7675] close(9) = -1 EBADF (Bad file descriptor) [pid 7675] close(10) = -1 EBADF (Bad file descriptor) [pid 7675] close(11) = -1 EBADF (Bad file descriptor) [pid 7675] close(12) = -1 EBADF (Bad file descriptor) [pid 7675] close(13) = -1 EBADF (Bad file descriptor) [pid 7675] close(14) = -1 EBADF (Bad file descriptor) [pid 7675] close(15 [pid 7676] close(3) = 0 [pid 7676] close(4) = -1 EBADF (Bad file descriptor) [pid 7676] close(5) = -1 EBADF (Bad file descriptor) [pid 7676] close(6) = -1 EBADF (Bad file descriptor) [pid 7676] close(7) = -1 EBADF (Bad file descriptor) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(16) = -1 EBADF (Bad file descriptor) [pid 7675] close(17) = -1 EBADF (Bad file descriptor) [pid 7675] close(18 [pid 7676] close(8 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(19 [pid 7676] close(9 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(20 [pid 7676] close(10 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(21 [pid 7676] close(11 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(22 [pid 7676] close(12 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(23 [pid 7676] close(13 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(24 [pid 7676] close(14 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] close(25 [pid 7676] close(15 [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] close(16 [pid 7675] close(26 [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] close(17 [pid 7675] close(27 [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] close(18 [pid 7675] close(28 [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] close(19) = -1 EBADF (Bad file descriptor) [pid 7676] close(20 [pid 7675] close(29 [pid 7676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7676] close(21) = -1 EBADF (Bad file descriptor) [pid 7676] close(22) = -1 EBADF (Bad file descriptor) [pid 7676] close(23) = -1 EBADF (Bad file descriptor) [pid 7676] close(24) = -1 EBADF (Bad file descriptor) [pid 7676] close(25) = -1 EBADF (Bad file descriptor) [pid 7676] close(26) = -1 EBADF (Bad file descriptor) [pid 7676] close(27) = -1 EBADF (Bad file descriptor) [pid 7676] close(28) = -1 EBADF (Bad file descriptor) [pid 7676] close(29) = -1 EBADF (Bad file descriptor) [pid 7676] exit_group(0) = ? [pid 7676] +++ exited with 0 +++ [pid 7675] exit_group(0) = ? [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./828", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7675] +++ exited with 0 +++ [pid 5082] openat(AT_FDCWD, "./828", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] getdents64(3, [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./828/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./834", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./828/binderfs", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] unlink("./828/binderfs" [pid 5081] <... openat resumed>) = 3 [pid 5082] <... unlink resumed>) = 0 [pid 5081] fstat(3, [pid 5082] umount2("./828/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] getdents64(3, [pid 5082] lstat("./828/file0", [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] umount2("./834/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./828/file0" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] lstat("./834/binderfs", [pid 5082] getdents64(3, [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] unlink("./834/binderfs" [pid 5082] close(3 [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5081] umount2("./834/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./828" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] lstat("./834/file0", [pid 5082] mkdir("./829", 0777 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] unlink("./834/file0" [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 831 ./strace-static-x86_64: Process 7677 attached [pid 5081] <... unlink resumed>) = 0 [pid 7677] chdir("./829" [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./834") = 0 [pid 5081] mkdir("./835", 0777 [pid 7677] <... chdir resumed>) = 0 [pid 7677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 7677] setpgid(0, 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7677] <... setpgid resumed>) = 0 [pid 7677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 837 ./strace-static-x86_64: Process 7678 attached [pid 7678] chdir("./835" [pid 7677] <... openat resumed>) = 3 [pid 7678] <... chdir resumed>) = 0 [pid 7678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7677] write(3, "1000", 4) = 4 [pid 7677] close(3) = 0 [pid 7678] <... prctl resumed>) = 0 [pid 7678] setpgid(0, 0 [pid 7677] symlink("/dev/binderfs", "./binderfs" [pid 7678] <... setpgid resumed>) = 0 [pid 7677] <... symlink resumed>) = 0 [pid 7678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7677] creat("./file0", 000 [pid 7678] write(3, "1000", 4 [pid 7677] <... creat resumed>) = 3 [pid 7678] <... write resumed>) = 4 [pid 7677] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7678] close(3) = 0 [pid 7678] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7678] creat("./file0", 000) = 3 [pid 7678] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7677] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7678] close(3) = 0 [pid 7678] close(4) = -1 EBADF (Bad file descriptor) [pid 7678] close(5) = -1 EBADF (Bad file descriptor) [pid 7678] close(6) = -1 EBADF (Bad file descriptor) [pid 7678] close(7) = -1 EBADF (Bad file descriptor) [pid 7678] close(8) = -1 EBADF (Bad file descriptor) [pid 7678] close(9) = -1 EBADF (Bad file descriptor) [pid 7678] close(10) = -1 EBADF (Bad file descriptor) [pid 7677] close(3 [pid 7678] close(11) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = 0 [pid 7677] close(4) = -1 EBADF (Bad file descriptor) [pid 7677] close(5) = -1 EBADF (Bad file descriptor) [pid 7677] close(6) = -1 EBADF (Bad file descriptor) [pid 7677] close(7 [pid 7678] close(12 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(8) = -1 EBADF (Bad file descriptor) [pid 7677] close(9) = -1 EBADF (Bad file descriptor) [pid 7677] close(10) = -1 EBADF (Bad file descriptor) [pid 7677] close(11 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(12) = -1 EBADF (Bad file descriptor) [pid 7677] close(13) = -1 EBADF (Bad file descriptor) [pid 7678] close(13) = -1 EBADF (Bad file descriptor) [pid 7678] close(14) = -1 EBADF (Bad file descriptor) [pid 7677] close(14) = -1 EBADF (Bad file descriptor) [pid 7677] close(15) = -1 EBADF (Bad file descriptor) [pid 7677] close(16) = -1 EBADF (Bad file descriptor) [pid 7677] close(17) = -1 EBADF (Bad file descriptor) [pid 7677] close(18 [pid 7678] close(15) = -1 EBADF (Bad file descriptor) [pid 7678] close(16 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(19 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(20) = -1 EBADF (Bad file descriptor) [pid 7677] close(21) = -1 EBADF (Bad file descriptor) [pid 7678] close(17) = -1 EBADF (Bad file descriptor) [pid 7677] close(22 [pid 7678] close(18 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(23) = -1 EBADF (Bad file descriptor) [pid 7678] close(19 [pid 7677] close(24 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(20 [pid 7677] close(25 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(26 [pid 7678] close(21 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(27 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(22 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(23 [pid 7677] close(28 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(24 [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] close(29 [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(25 [pid 7677] exit_group(0) = ? [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7677] +++ exited with 0 +++ [pid 7678] close(26 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=831, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7678] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./829", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7678] close(28 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./829", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7678] close(29 [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 7678] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 7678] exit_group(0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7678] <... exit_group resumed>) = ? [pid 5082] umount2("./829/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./829/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./829/binderfs") = 0 [pid 5082] umount2("./829/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7678] +++ exited with 0 +++ [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./829/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=837, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] unlink("./829/file0" [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./829") = 0 [pid 5082] mkdir("./830", 0777 [pid 5081] umount2("./835", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 832 ./strace-static-x86_64: Process 7679 attached [pid 5081] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7679] chdir("./830" [pid 5081] <... openat resumed>) = 3 [pid 7679] <... chdir resumed>) = 0 [pid 5081] fstat(3, [pid 7679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7679] <... prctl resumed>) = 0 [pid 7679] setpgid(0, 0) = 0 [pid 7679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7679] write(3, "1000", 4) = 4 [pid 7679] close(3) = 0 [pid 7679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7679] creat("./file0", 000) = 3 [pid 7679] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./835/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./835/binderfs") = 0 [pid 5081] umount2("./835/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./835/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./835/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./835") = 0 [pid 5081] mkdir("./836", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 838 ./strace-static-x86_64: Process 7680 attached [pid 7680] chdir("./836") = 0 [pid 7680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7680] setpgid(0, 0) = 0 [pid 7680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7680] write(3, "1000", 4) = 4 [pid 7680] close(3) = 0 [pid 7680] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7680] creat("./file0", 000) = 3 [pid 7680] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7679] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7679] close(3) = 0 [pid 7679] close(4) = -1 EBADF (Bad file descriptor) [pid 7679] close(5) = -1 EBADF (Bad file descriptor) [pid 7679] close(6) = -1 EBADF (Bad file descriptor) [pid 7679] close(7) = -1 EBADF (Bad file descriptor) [pid 7680] close(3) = 0 [pid 7679] close(8 [pid 7680] close(4) = -1 EBADF (Bad file descriptor) [pid 7680] close(5) = -1 EBADF (Bad file descriptor) [pid 7680] close(6) = -1 EBADF (Bad file descriptor) [pid 7680] close(7) = -1 EBADF (Bad file descriptor) [pid 7680] close(8) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(9) = -1 EBADF (Bad file descriptor) [pid 7680] close(10) = -1 EBADF (Bad file descriptor) [pid 7679] close(9 [pid 7680] close(11) = -1 EBADF (Bad file descriptor) [pid 7680] close(12) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(10 [pid 7680] close(13 [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(11 [pid 7680] close(14 [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(12 [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(13) = -1 EBADF (Bad file descriptor) [pid 7679] close(14 [pid 7680] close(15 [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(16) = -1 EBADF (Bad file descriptor) [pid 7680] close(17 [pid 7679] close(15 [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(18) = -1 EBADF (Bad file descriptor) [pid 7680] close(19) = -1 EBADF (Bad file descriptor) [pid 7680] close(20) = -1 EBADF (Bad file descriptor) [pid 7680] close(21) = -1 EBADF (Bad file descriptor) [pid 7680] close(22) = -1 EBADF (Bad file descriptor) [pid 7680] close(23 [pid 7679] close(16) = -1 EBADF (Bad file descriptor) [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(17 [pid 7680] close(24 [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(18) = -1 EBADF (Bad file descriptor) [pid 7679] close(19 [pid 7680] close(25 [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(20) = -1 EBADF (Bad file descriptor) [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(21 [pid 7680] close(26) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(27 [pid 7679] close(22 [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(28 [pid 7679] close(23 [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] close(29 [pid 7679] close(24 [pid 7680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7680] exit_group(0 [pid 7679] close(25 [pid 7680] <... exit_group resumed>) = ? [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(26 [pid 7680] +++ exited with 0 +++ [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7679] close(27) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7679] close(28 [pid 5081] umount2("./836", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7679] close(29 [pid 5081] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7679] exit_group(0 [pid 5081] fstat(3, [pid 7679] <... exit_group resumed>) = ? [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7679] +++ exited with 0 +++ [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=832, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] umount2("./836/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./836/binderfs", [pid 5082] <... restart_syscall resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./836/binderfs") = 0 [pid 5082] umount2("./830", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./836/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./830", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] lstat("./836/file0", [pid 5082] <... openat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] fstat(3, [pid 5081] unlink("./836/file0" [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] umount2("./830/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] close(3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./830/binderfs", [pid 5081] <... close resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] rmdir("./836" [pid 5082] unlink("./830/binderfs" [pid 5081] <... rmdir resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] mkdir("./837", 0777 [pid 5082] umount2("./830/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... mkdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] lstat("./830/file0", ./strace-static-x86_64: Process 7681 attached {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 839 [pid 5082] unlink("./830/file0" [pid 7681] chdir("./837" [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./830" [pid 7681] <... chdir resumed>) = 0 [pid 7681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./831", 0777 [pid 7681] <... prctl resumed>) = 0 [pid 7681] setpgid(0, 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7681] <... setpgid resumed>) = 0 [pid 7681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 833 [pid 7681] <... openat resumed>) = 3 [pid 7681] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 7682 attached [pid 7682] chdir("./831" [pid 7681] close(3 [pid 7682] <... chdir resumed>) = 0 [pid 7681] <... close resumed>) = 0 [pid 7681] symlink("/dev/binderfs", "./binderfs" [pid 7682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7682] setpgid(0, 0) = 0 [pid 7681] <... symlink resumed>) = 0 [pid 7682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7681] creat("./file0", 000 [pid 7682] <... openat resumed>) = 3 [pid 7682] write(3, "1000", 4) = 4 [pid 7682] close(3) = 0 [pid 7682] symlink("/dev/binderfs", "./binderfs" [pid 7681] <... creat resumed>) = 3 [pid 7681] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7682] <... symlink resumed>) = 0 [pid 7682] creat("./file0", 000) = 3 [pid 7682] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7682] close(3) = 0 [pid 7682] close(4 [pid 7681] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7681] close(3 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = 0 [pid 7681] close(4) = -1 EBADF (Bad file descriptor) [pid 7681] close(5) = -1 EBADF (Bad file descriptor) [pid 7681] close(6) = -1 EBADF (Bad file descriptor) [pid 7681] close(7) = -1 EBADF (Bad file descriptor) [pid 7681] close(8) = -1 EBADF (Bad file descriptor) [pid 7681] close(9) = -1 EBADF (Bad file descriptor) [pid 7681] close(10) = -1 EBADF (Bad file descriptor) [pid 7681] close(11) = -1 EBADF (Bad file descriptor) [pid 7681] close(12) = -1 EBADF (Bad file descriptor) [pid 7682] close(5 [pid 7681] close(13) = -1 EBADF (Bad file descriptor) [pid 7681] close(14) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(15 [pid 7682] close(6) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(7) = -1 EBADF (Bad file descriptor) [pid 7682] close(8) = -1 EBADF (Bad file descriptor) [pid 7682] close(9) = -1 EBADF (Bad file descriptor) [pid 7682] close(10) = -1 EBADF (Bad file descriptor) [pid 7682] close(11) = -1 EBADF (Bad file descriptor) [pid 7681] close(16 [pid 7682] close(12) = -1 EBADF (Bad file descriptor) [pid 7682] close(13) = -1 EBADF (Bad file descriptor) [pid 7682] close(14) = -1 EBADF (Bad file descriptor) [pid 7682] close(15) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(17 [pid 7682] close(16 [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(18 [pid 7682] close(17 [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(19 [pid 7682] close(18 [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(20 [pid 7682] close(19 [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] close(21 [pid 7682] close(20 [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(21 [pid 7681] close(22 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(22 [pid 7681] close(23 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(23 [pid 7681] close(24 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(24 [pid 7681] close(25 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(25 [pid 7681] close(26 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(26 [pid 7681] close(27 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(27 [pid 7681] close(28 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(28 [pid 7681] close(29 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] close(29 [pid 7681] exit_group(0 [pid 7682] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7681] <... exit_group resumed>) = ? [pid 7682] exit_group(0 [pid 7681] +++ exited with 0 +++ [pid 7682] <... exit_group resumed>) = ? [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=839, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7682] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./831", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./831", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, [pid 5081] umount2("./837", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./831/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./831/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./831/binderfs" [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./831/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./837/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./831/file0", [pid 5081] lstat("./837/binderfs", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./831/file0" [pid 5081] unlink("./837/binderfs") = 0 [pid 5081] umount2("./837/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./837/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./837/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./831") = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] mkdir("./832", 0777) = 0 [pid 5081] getdents64(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7683 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 834 [pid 5081] close(3) = 0 [pid 5081] rmdir("./837" [pid 7683] chdir("./832" [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./838", 0777 [pid 7683] <... chdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7683] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 7684 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 840 [pid 7683] <... prctl resumed>) = 0 [pid 7683] setpgid(0, 0 [pid 7684] chdir("./838" [pid 7683] <... setpgid resumed>) = 0 [pid 7683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7684] <... chdir resumed>) = 0 [pid 7683] <... openat resumed>) = 3 [pid 7683] write(3, "1000", 4) = 4 [pid 7683] close(3) = 0 [pid 7683] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7683] creat("./file0", 000 [pid 7684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7683] <... creat resumed>) = 3 [pid 7683] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7684] <... prctl resumed>) = 0 [pid 7684] setpgid(0, 0) = 0 [pid 7684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7684] write(3, "1000", 4) = 4 [pid 7684] close(3) = 0 [pid 7684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7684] creat("./file0", 000) = 3 [pid 7684] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7683] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7684] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7683] close(3 [pid 7684] close(3 [pid 7683] <... close resumed>) = 0 [pid 7683] close(4) = -1 EBADF (Bad file descriptor) [pid 7683] close(5) = -1 EBADF (Bad file descriptor) [pid 7683] close(6) = -1 EBADF (Bad file descriptor) [pid 7683] close(7) = -1 EBADF (Bad file descriptor) [pid 7683] close(8) = -1 EBADF (Bad file descriptor) [pid 7683] close(9) = -1 EBADF (Bad file descriptor) [pid 7683] close(10) = -1 EBADF (Bad file descriptor) [pid 7683] close(11 [pid 7684] <... close resumed>) = 0 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(12) = -1 EBADF (Bad file descriptor) [pid 7683] close(13) = -1 EBADF (Bad file descriptor) [pid 7683] close(14) = -1 EBADF (Bad file descriptor) [pid 7683] close(15 [pid 7684] close(4 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(16 [pid 7684] close(5 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(17 [pid 7684] close(6 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(18 [pid 7684] close(7 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(19 [pid 7684] close(8 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(20 [pid 7684] close(9 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(21 [pid 7684] close(10 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(22 [pid 7684] close(11 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(23 [pid 7684] close(12 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(24 [pid 7684] close(13 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(25 [pid 7684] close(14 [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] close(26 [pid 7684] close(15) = -1 EBADF (Bad file descriptor) [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(16 [pid 7683] close(27 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(17 [pid 7683] close(28 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(18 [pid 7683] close(29 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(19 [pid 7683] exit_group(0 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(20 [pid 7683] <... exit_group resumed>) = ? [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(21) = -1 EBADF (Bad file descriptor) [pid 7684] close(22 [pid 7683] +++ exited with 0 +++ [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(23 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=834, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7684] close(24 [pid 5082] <... restart_syscall resumed>) = 0 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7684] close(25) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./832", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7684] close(26 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./832", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7684] close(27 [pid 5082] <... openat resumed>) = 3 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7684] close(28 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7684] close(29 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./832/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7684] exit_group(0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7684] <... exit_group resumed>) = ? [pid 5082] lstat("./832/binderfs", [pid 7684] +++ exited with 0 +++ [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./832/binderfs" [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./832/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./838", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./832/file0", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] unlink("./832/file0" [pid 5081] <... openat resumed>) = 3 [pid 5082] <... unlink resumed>) = 0 [pid 5081] fstat(3, [pid 5082] getdents64(3, [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] getdents64(3, [pid 5082] close(3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... close resumed>) = 0 [pid 5081] umount2("./838/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./832" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] lstat("./838/binderfs", [pid 5082] mkdir("./833", 0777 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] unlink("./838/binderfs" [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./838/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 835 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./838/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./838/file0"./strace-static-x86_64: Process 7685 attached ) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./838") = 0 [pid 5081] mkdir("./839", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 841 ./strace-static-x86_64: Process 7686 attached [pid 7686] chdir("./839") = 0 [pid 7686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7686] setpgid(0, 0 [pid 7685] chdir("./833" [pid 7686] <... setpgid resumed>) = 0 [pid 7686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7685] <... chdir resumed>) = 0 [pid 7686] <... openat resumed>) = 3 [pid 7685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7686] write(3, "1000", 4) = 4 [pid 7685] <... prctl resumed>) = 0 [pid 7686] close(3) = 0 [pid 7685] setpgid(0, 0 [pid 7686] symlink("/dev/binderfs", "./binderfs" [pid 7685] <... setpgid resumed>) = 0 [pid 7686] <... symlink resumed>) = 0 [pid 7686] creat("./file0", 000 [pid 7685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7686] <... creat resumed>) = 3 [pid 7685] <... openat resumed>) = 3 [pid 7686] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7685] write(3, "1000", 4) = 4 [pid 7685] close(3) = 0 [pid 7685] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7685] creat("./file0", 000) = 3 [pid 7685] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7685] close(3) = 0 [pid 7685] close(4) = -1 EBADF (Bad file descriptor) [pid 7685] close(5 [pid 7686] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7686] close(3) = 0 [pid 7686] close(4) = -1 EBADF (Bad file descriptor) [pid 7686] close(5) = -1 EBADF (Bad file descriptor) [pid 7686] close(6) = -1 EBADF (Bad file descriptor) [pid 7686] close(7) = -1 EBADF (Bad file descriptor) [pid 7686] close(8) = -1 EBADF (Bad file descriptor) [pid 7686] close(9) = -1 EBADF (Bad file descriptor) [pid 7686] close(10) = -1 EBADF (Bad file descriptor) [pid 7686] close(11) = -1 EBADF (Bad file descriptor) [pid 7686] close(12) = -1 EBADF (Bad file descriptor) [pid 7686] close(13) = -1 EBADF (Bad file descriptor) [pid 7686] close(14) = -1 EBADF (Bad file descriptor) [pid 7686] close(15) = -1 EBADF (Bad file descriptor) [pid 7686] close(16) = -1 EBADF (Bad file descriptor) [pid 7686] close(17) = -1 EBADF (Bad file descriptor) [pid 7686] close(18) = -1 EBADF (Bad file descriptor) [pid 7686] close(19) = -1 EBADF (Bad file descriptor) [pid 7686] close(20) = -1 EBADF (Bad file descriptor) [pid 7686] close(21) = -1 EBADF (Bad file descriptor) [pid 7686] close(22) = -1 EBADF (Bad file descriptor) [pid 7686] close(23) = -1 EBADF (Bad file descriptor) [pid 7686] close(24) = -1 EBADF (Bad file descriptor) [pid 7686] close(25) = -1 EBADF (Bad file descriptor) [pid 7686] close(26) = -1 EBADF (Bad file descriptor) [pid 7686] close(27) = -1 EBADF (Bad file descriptor) [pid 7686] close(28) = -1 EBADF (Bad file descriptor) [pid 7686] close(29) = -1 EBADF (Bad file descriptor) [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7685] close(6 [pid 7686] exit_group(0) = ? [pid 7686] +++ exited with 0 +++ [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=841, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7685] close(7) = -1 EBADF (Bad file descriptor) [pid 7685] close(8 [pid 5081] umount2("./839", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7685] close(9 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7685] close(10) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7685] close(11 [pid 5081] fstat(3, [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7685] close(12 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7685] close(13) = -1 EBADF (Bad file descriptor) [pid 7685] close(14 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./839/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] close(15 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./839/binderfs", [pid 7685] close(16) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7685] close(17 [pid 5081] unlink("./839/binderfs" [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7685] close(18 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./839/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7685] close(19 [pid 5081] lstat("./839/file0", [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7685] close(20 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./839/file0" [pid 7685] close(21) = -1 EBADF (Bad file descriptor) [pid 7685] close(22) = -1 EBADF (Bad file descriptor) [pid 7685] close(23) = -1 EBADF (Bad file descriptor) [pid 7685] close(24) = -1 EBADF (Bad file descriptor) [pid 7685] close(25) = -1 EBADF (Bad file descriptor) [pid 7685] close(26) = -1 EBADF (Bad file descriptor) [pid 7685] close(27) = -1 EBADF (Bad file descriptor) [pid 7685] close(28) = -1 EBADF (Bad file descriptor) [pid 7685] close(29 [pid 5081] <... unlink resumed>) = 0 [pid 7685] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7685] exit_group(0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7685] <... exit_group resumed>) = ? [pid 5081] close(3 [pid 7685] +++ exited with 0 +++ [pid 5081] <... close resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=835, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] rmdir("./839") = 0 [pid 5081] mkdir("./840", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] umount2("./833", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./833", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, ./strace-static-x86_64: Process 7687 attached 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 842 [pid 5082] umount2("./833/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7687] chdir("./840" [pid 5082] lstat("./833/binderfs", [pid 7687] <... chdir resumed>) = 0 [pid 7687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7687] <... prctl resumed>) = 0 [pid 5082] unlink("./833/binderfs" [pid 7687] setpgid(0, 0 [pid 5082] <... unlink resumed>) = 0 [pid 7687] <... setpgid resumed>) = 0 [pid 5082] umount2("./833/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] lstat("./833/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./833/file0" [pid 7687] <... openat resumed>) = 3 [pid 7687] write(3, "1000", 4) = 4 [pid 7687] close(3) = 0 [pid 7687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7687] creat("./file0", 000) = 3 [pid 7687] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./833") = 0 [pid 5082] mkdir("./834", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 836 ./strace-static-x86_64: Process 7688 attached [pid 7688] chdir("./834") = 0 [pid 7688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7688] setpgid(0, 0) = 0 [pid 7688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7688] write(3, "1000", 4) = 4 [pid 7688] close(3) = 0 [pid 7688] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7688] creat("./file0", 000) = 3 [pid 7688] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7687] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7687] close(3) = 0 [pid 7687] close(4) = -1 EBADF (Bad file descriptor) [pid 7687] close(5 [pid 7688] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(3 [pid 7687] close(6) = -1 EBADF (Bad file descriptor) [pid 7688] <... close resumed>) = 0 [pid 7687] close(7) = -1 EBADF (Bad file descriptor) [pid 7687] close(8) = -1 EBADF (Bad file descriptor) [pid 7687] close(9) = -1 EBADF (Bad file descriptor) [pid 7687] close(10) = -1 EBADF (Bad file descriptor) [pid 7687] close(11) = -1 EBADF (Bad file descriptor) [pid 7687] close(12) = -1 EBADF (Bad file descriptor) [pid 7687] close(13) = -1 EBADF (Bad file descriptor) [pid 7687] close(14) = -1 EBADF (Bad file descriptor) [pid 7687] close(15) = -1 EBADF (Bad file descriptor) [pid 7687] close(16) = -1 EBADF (Bad file descriptor) [pid 7687] close(17) = -1 EBADF (Bad file descriptor) [pid 7687] close(18) = -1 EBADF (Bad file descriptor) [pid 7687] close(19 [pid 7688] close(4 [pid 7687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] close(20) = -1 EBADF (Bad file descriptor) [pid 7687] close(21) = -1 EBADF (Bad file descriptor) [pid 7687] close(22) = -1 EBADF (Bad file descriptor) [pid 7687] close(23) = -1 EBADF (Bad file descriptor) [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] close(24) = -1 EBADF (Bad file descriptor) [pid 7687] close(25 [pid 7688] close(5 [pid 7687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] close(26 [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] close(27) = -1 EBADF (Bad file descriptor) [pid 7687] close(28) = -1 EBADF (Bad file descriptor) [pid 7687] close(29) = -1 EBADF (Bad file descriptor) [pid 7688] close(6 [pid 7687] exit_group(0) = ? [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7687] +++ exited with 0 +++ [pid 7688] close(7) = -1 EBADF (Bad file descriptor) [pid 7688] close(8 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=842, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./840", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] close(9 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7688] close(10) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7688] close(11 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7688] close(12) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7688] close(13 [pid 5081] umount2("./840/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(14 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./840/binderfs", [pid 7688] close(15) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7688] close(16 [pid 5081] unlink("./840/binderfs" [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(17 [pid 5081] <... unlink resumed>) = 0 [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(18 [pid 5081] umount2("./840/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(19 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(20 [pid 5081] lstat("./840/file0", [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] close(21 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./840/file0" [pid 7688] close(22) = -1 EBADF (Bad file descriptor) [pid 7688] close(23) = -1 EBADF (Bad file descriptor) [pid 7688] close(24) = -1 EBADF (Bad file descriptor) [pid 7688] close(25) = -1 EBADF (Bad file descriptor) [pid 7688] close(26) = -1 EBADF (Bad file descriptor) [pid 7688] close(27) = -1 EBADF (Bad file descriptor) [pid 7688] close(28) = -1 EBADF (Bad file descriptor) [pid 7688] close(29) = -1 EBADF (Bad file descriptor) [pid 7688] exit_group(0) = ? [pid 7688] +++ exited with 0 +++ [pid 5081] <... unlink resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] getdents64(3, [pid 5082] umount2("./834", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./834", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] close(3 [pid 5082] <... openat resumed>) = 3 [pid 5081] <... close resumed>) = 0 [pid 5082] fstat(3, [pid 5081] rmdir("./840" [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] mkdir("./841", 0777 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./834/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... mkdir resumed>) = 0 [pid 5082] lstat("./834/binderfs", [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./834/binderfs") = 0 ./strace-static-x86_64: Process 7689 attached [pid 5082] umount2("./834/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 843 [pid 5082] lstat("./834/file0", [pid 7689] chdir("./841" [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7689] <... chdir resumed>) = 0 [pid 5082] unlink("./834/file0" [pid 7689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7689] setpgid(0, 0 [pid 5082] <... unlink resumed>) = 0 [pid 7689] <... setpgid resumed>) = 0 [pid 5082] getdents64(3, [pid 7689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7689] <... openat resumed>) = 3 [pid 5082] close(3 [pid 7689] write(3, "1000", 4 [pid 5082] <... close resumed>) = 0 [pid 7689] <... write resumed>) = 4 [pid 5082] rmdir("./834" [pid 7689] close(3 [pid 5082] <... rmdir resumed>) = 0 [pid 7689] <... close resumed>) = 0 [pid 5082] mkdir("./835", 0777 [pid 7689] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... mkdir resumed>) = 0 [pid 7689] <... symlink resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7690 attached , child_tidptr=0x555556beb5d0) = 837 [pid 7689] creat("./file0", 000 [pid 7690] chdir("./835" [pid 7689] <... creat resumed>) = 3 [pid 7689] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7690] <... chdir resumed>) = 0 [pid 7690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7690] setpgid(0, 0) = 0 [pid 7690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7690] write(3, "1000", 4) = 4 [pid 7690] close(3) = 0 [pid 7690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7690] creat("./file0", 000) = 3 [pid 7690] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7689] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7689] close(3) = 0 [pid 7689] close(4) = -1 EBADF (Bad file descriptor) [pid 7689] close(5) = -1 EBADF (Bad file descriptor) [pid 7689] close(6) = -1 EBADF (Bad file descriptor) [pid 7689] close(7) = -1 EBADF (Bad file descriptor) [pid 7689] close(8) = -1 EBADF (Bad file descriptor) [pid 7689] close(9) = -1 EBADF (Bad file descriptor) [pid 7689] close(10) = -1 EBADF (Bad file descriptor) [pid 7689] close(11) = -1 EBADF (Bad file descriptor) [pid 7689] close(12) = -1 EBADF (Bad file descriptor) [pid 7689] close(13) = -1 EBADF (Bad file descriptor) [pid 7689] close(14) = -1 EBADF (Bad file descriptor) [pid 7689] close(15) = -1 EBADF (Bad file descriptor) [pid 7689] close(16) = -1 EBADF (Bad file descriptor) [pid 7689] close(17) = -1 EBADF (Bad file descriptor) [pid 7689] close(18) = -1 EBADF (Bad file descriptor) [pid 7689] close(19) = -1 EBADF (Bad file descriptor) [pid 7689] close(20) = -1 EBADF (Bad file descriptor) [pid 7689] close(21) = -1 EBADF (Bad file descriptor) [pid 7689] close(22) = -1 EBADF (Bad file descriptor) [pid 7689] close(23) = -1 EBADF (Bad file descriptor) [pid 7689] close(24) = -1 EBADF (Bad file descriptor) [pid 7689] close(25) = -1 EBADF (Bad file descriptor) [pid 7689] close(26) = -1 EBADF (Bad file descriptor) [pid 7689] close(27) = -1 EBADF (Bad file descriptor) [pid 7689] close(28) = -1 EBADF (Bad file descriptor) [pid 7689] close(29) = -1 EBADF (Bad file descriptor) [pid 7689] exit_group(0) = ? [pid 7689] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=843, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] umount2("./841", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7690] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7690] close(3 [pid 5081] umount2("./841/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./841/binderfs", [pid 7690] <... close resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7690] close(4 [pid 5081] unlink("./841/binderfs") = 0 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./841/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7690] close(5) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7690] close(6 [pid 5081] lstat("./841/file0", [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./841/file0" [pid 7690] close(7) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7690] close(8 [pid 5081] getdents64(3, [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7690] close(9 [pid 5081] <... close resumed>) = 0 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] rmdir("./841" [pid 7690] close(10) = -1 EBADF (Bad file descriptor) [pid 5081] <... rmdir resumed>) = 0 [pid 7690] close(11 [pid 5081] mkdir("./842", 0777 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... mkdir resumed>) = 0 [pid 7690] close(12 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7690] close(13) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 844 ./strace-static-x86_64: Process 7691 attached [pid 7691] chdir("./842" [pid 7690] close(14) = -1 EBADF (Bad file descriptor) [pid 7690] close(15) = -1 EBADF (Bad file descriptor) [pid 7690] close(16) = -1 EBADF (Bad file descriptor) [pid 7690] close(17 [pid 7691] <... chdir resumed>) = 0 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7690] close(18 [pid 7691] <... prctl resumed>) = 0 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] setpgid(0, 0 [pid 7690] close(19) = -1 EBADF (Bad file descriptor) [pid 7691] <... setpgid resumed>) = 0 [pid 7690] close(20) = -1 EBADF (Bad file descriptor) [pid 7690] close(21) = -1 EBADF (Bad file descriptor) [pid 7691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7690] close(22 [pid 7691] <... openat resumed>) = 3 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] write(3, "1000", 4 [pid 7690] close(23) = -1 EBADF (Bad file descriptor) [pid 7690] close(24) = -1 EBADF (Bad file descriptor) [pid 7690] close(25) = -1 EBADF (Bad file descriptor) [pid 7690] close(26) = -1 EBADF (Bad file descriptor) [pid 7690] close(27) = -1 EBADF (Bad file descriptor) [pid 7691] <... write resumed>) = 4 [pid 7690] close(28 [pid 7691] close(3 [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = 0 [pid 7690] close(29 [pid 7691] symlink("/dev/binderfs", "./binderfs" [pid 7690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] <... symlink resumed>) = 0 [pid 7690] exit_group(0 [pid 7691] creat("./file0", 000 [pid 7690] <... exit_group resumed>) = ? [pid 7691] <... creat resumed>) = 3 [pid 7691] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7690] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./835", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./835", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./835/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./835/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./835/binderfs") = 0 [pid 5082] umount2("./835/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./835/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./835/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./835") = 0 [pid 5082] mkdir("./836", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 838 ./strace-static-x86_64: Process 7692 attached [pid 7692] chdir("./836") = 0 [pid 7692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7692] setpgid(0, 0) = 0 [pid 7692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7692] write(3, "1000", 4) = 4 [pid 7692] close(3) = 0 [pid 7692] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7692] creat("./file0", 000) = 3 [pid 7692] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7692] close(3) = 0 [pid 7692] close(4) = -1 EBADF (Bad file descriptor) [pid 7692] close(5) = -1 EBADF (Bad file descriptor) [pid 7692] close(6) = -1 EBADF (Bad file descriptor) [pid 7692] close(7) = -1 EBADF (Bad file descriptor) [pid 7692] close(8) = -1 EBADF (Bad file descriptor) [pid 7692] close(9) = -1 EBADF (Bad file descriptor) [pid 7692] close(10) = -1 EBADF (Bad file descriptor) [pid 7692] close(11) = -1 EBADF (Bad file descriptor) [pid 7692] close(12) = -1 EBADF (Bad file descriptor) [pid 7692] close(13 [pid 7691] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(14 [pid 7691] close(3 [pid 7692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(15) = -1 EBADF (Bad file descriptor) [pid 7692] close(16) = -1 EBADF (Bad file descriptor) [pid 7692] close(17) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = 0 [pid 7692] close(18) = -1 EBADF (Bad file descriptor) [pid 7691] close(4 [pid 7692] close(19) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(20) = -1 EBADF (Bad file descriptor) [pid 7691] close(5 [pid 7692] close(21) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(22) = -1 EBADF (Bad file descriptor) [pid 7691] close(6 [pid 7692] close(23) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(24) = -1 EBADF (Bad file descriptor) [pid 7691] close(7 [pid 7692] close(25) = -1 EBADF (Bad file descriptor) [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] close(26) = -1 EBADF (Bad file descriptor) [pid 7691] close(8 [pid 7692] close(27 [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] close(9 [pid 7692] close(28 [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] close(10 [pid 7692] close(29 [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] close(11 [pid 7692] exit_group(0 [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] <... exit_group resumed>) = ? [pid 7691] close(12 [pid 7692] +++ exited with 0 +++ [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7691] close(13) = -1 EBADF (Bad file descriptor) [pid 7691] close(14 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./836", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7691] close(15) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7691] close(16) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./836", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7691] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7691] close(18) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7691] close(19) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7691] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7691] close(21) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7691] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./836/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7691] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7691] close(24) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./836/binderfs", [pid 7691] close(25) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7691] close(26 [pid 5082] unlink("./836/binderfs" [pid 7691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7691] close(27) = -1 EBADF (Bad file descriptor) [pid 7691] close(28) = -1 EBADF (Bad file descriptor) [pid 7691] close(29) = -1 EBADF (Bad file descriptor) [pid 7691] exit_group(0) = ? [pid 7691] +++ exited with 0 +++ [pid 5082] umount2("./836/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./836/file0", [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=844, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] unlink("./836/file0") = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] umount2("./842", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] rmdir("./836" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... rmdir resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./837", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] fstat(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 839 ./strace-static-x86_64: Process 7693 attached [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./842/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] chdir("./837" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7693] <... chdir resumed>) = 0 [pid 5081] lstat("./842/binderfs", [pid 7693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7693] <... prctl resumed>) = 0 [pid 5081] unlink("./842/binderfs" [pid 7693] setpgid(0, 0) = 0 [pid 7693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./842/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] <... openat resumed>) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7693] write(3, "1000", 4 [pid 5081] lstat("./842/file0", [pid 7693] <... write resumed>) = 4 [pid 7693] close(3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7693] <... close resumed>) = 0 [pid 5081] unlink("./842/file0" [pid 7693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7693] creat("./file0", 000) = 3 [pid 7693] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./842") = 0 [pid 5081] mkdir("./843", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 845 ./strace-static-x86_64: Process 7694 attached [pid 7694] chdir("./843") = 0 [pid 7694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7694] setpgid(0, 0) = 0 [pid 7694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7694] write(3, "1000", 4) = 4 [pid 7694] close(3) = 0 [pid 7694] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7694] creat("./file0", 000) = 3 [pid 7694] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7693] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7694] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7693] close(3 [pid 7694] close(3 [pid 7693] <... close resumed>) = 0 [pid 7694] <... close resumed>) = 0 [pid 7693] close(4 [pid 7694] close(4 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(5 [pid 7694] close(5 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(6) = -1 EBADF (Bad file descriptor) [pid 7694] close(6) = -1 EBADF (Bad file descriptor) [pid 7693] close(7 [pid 7694] close(7 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(8 [pid 7694] close(8 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(9 [pid 7694] close(9 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(10 [pid 7694] close(10 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(11 [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(11 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(12 [pid 7694] close(12 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(13) = -1 EBADF (Bad file descriptor) [pid 7694] close(14) = -1 EBADF (Bad file descriptor) [pid 7694] close(15 [pid 7693] close(13 [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(16) = -1 EBADF (Bad file descriptor) [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(17 [pid 7693] close(14 [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(18) = -1 EBADF (Bad file descriptor) [pid 7694] close(19 [pid 7693] close(15 [pid 7694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7694] close(20) = -1 EBADF (Bad file descriptor) [pid 7694] close(21) = -1 EBADF (Bad file descriptor) [pid 7694] close(22) = -1 EBADF (Bad file descriptor) [pid 7694] close(23) = -1 EBADF (Bad file descriptor) [pid 7694] close(24) = -1 EBADF (Bad file descriptor) [pid 7694] close(25) = -1 EBADF (Bad file descriptor) [pid 7694] close(26) = -1 EBADF (Bad file descriptor) [pid 7694] close(27) = -1 EBADF (Bad file descriptor) [pid 7694] close(28) = -1 EBADF (Bad file descriptor) [pid 7694] close(29) = -1 EBADF (Bad file descriptor) [pid 7694] exit_group(0) = ? [pid 7694] +++ exited with 0 +++ [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(16) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7693] close(17 [pid 5081] umount2("./843", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7693] close(18 [pid 5081] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7693] close(19 [pid 5081] fstat(3, [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7693] close(20 [pid 5081] getdents64(3, [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7693] close(21 [pid 5081] umount2("./843/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7693] close(22 [pid 5081] lstat("./843/binderfs", [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7693] close(23 [pid 5081] unlink("./843/binderfs" [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7693] close(24 [pid 5081] umount2("./843/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7693] close(25 [pid 5081] lstat("./843/file0", [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7693] close(26 [pid 5081] unlink("./843/file0" [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7693] close(27 [pid 5081] <... unlink resumed>) = 0 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7693] close(28 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7693] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7693] exit_group(0 [pid 5081] rmdir("./843" [pid 7693] <... exit_group resumed>) = ? [pid 5081] <... rmdir resumed>) = 0 [pid 7693] +++ exited with 0 +++ [pid 5081] mkdir("./844", 0777 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=839, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] <... mkdir resumed>) = 0 [pid 5082] umount2("./837", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./837", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./837/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 846 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./837/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./837/binderfs"./strace-static-x86_64: Process 7695 attached ) = 0 [pid 5082] umount2("./837/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./837/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./837/file0" [pid 7695] chdir("./844") = 0 [pid 7695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7695] setpgid(0, 0) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 7695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] getdents64(3, [pid 7695] <... openat resumed>) = 3 [pid 7695] write(3, "1000", 4) = 4 [pid 7695] close(3) = 0 [pid 7695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7695] creat("./file0", 000) = 3 [pid 7695] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./837") = 0 [pid 5082] mkdir("./838", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 840 ./strace-static-x86_64: Process 7696 attached [pid 7696] chdir("./838") = 0 [pid 7696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7696] setpgid(0, 0) = 0 [pid 7696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7696] write(3, "1000", 4) = 4 [pid 7696] close(3) = 0 [pid 7696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7696] creat("./file0", 000) = 3 [pid 7696] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7695] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7696] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7695] close(3 [pid 7696] close(3 [pid 7695] <... close resumed>) = 0 [pid 7696] <... close resumed>) = 0 [pid 7695] close(4 [pid 7696] close(4) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(5) = -1 EBADF (Bad file descriptor) [pid 7696] close(6) = -1 EBADF (Bad file descriptor) [pid 7696] close(7) = -1 EBADF (Bad file descriptor) [pid 7696] close(8 [pid 7695] close(5 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(6) = -1 EBADF (Bad file descriptor) [pid 7695] close(7) = -1 EBADF (Bad file descriptor) [pid 7696] close(9 [pid 7695] close(8 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(10) = -1 EBADF (Bad file descriptor) [pid 7696] close(11) = -1 EBADF (Bad file descriptor) [pid 7696] close(12 [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(9 [pid 7696] close(13 [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(10) = -1 EBADF (Bad file descriptor) [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(11) = -1 EBADF (Bad file descriptor) [pid 7696] close(14) = -1 EBADF (Bad file descriptor) [pid 7696] close(15) = -1 EBADF (Bad file descriptor) [pid 7695] close(12) = -1 EBADF (Bad file descriptor) [pid 7695] close(13) = -1 EBADF (Bad file descriptor) [pid 7695] close(14) = -1 EBADF (Bad file descriptor) [pid 7695] close(15) = -1 EBADF (Bad file descriptor) [pid 7696] close(16 [pid 7695] close(16 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(17 [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(17) = -1 EBADF (Bad file descriptor) [pid 7695] close(18) = -1 EBADF (Bad file descriptor) [pid 7695] close(19) = -1 EBADF (Bad file descriptor) [pid 7695] close(20) = -1 EBADF (Bad file descriptor) [pid 7696] close(18) = -1 EBADF (Bad file descriptor) [pid 7695] close(21 [pid 7696] close(19 [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] close(22 [pid 7696] close(20 [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(21 [pid 7695] close(23 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(22 [pid 7695] close(24 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(23 [pid 7695] close(25 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(24 [pid 7695] close(26 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(25 [pid 7695] close(27 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(26 [pid 7695] close(28 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(27 [pid 7695] close(29 [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] close(28) = -1 EBADF (Bad file descriptor) [pid 7695] exit_group(0 [pid 7696] close(29 [pid 7695] <... exit_group resumed>) = ? [pid 7696] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7696] exit_group(0) = ? [pid 7696] +++ exited with 0 +++ [pid 7695] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] umount2("./838", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./838", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./838/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./838/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./838/binderfs") = 0 [pid 5082] umount2("./838/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./838/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./838/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./838") = 0 [pid 5082] mkdir("./839", 0777 [pid 5081] umount2("./844", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./844/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./844/binderfs", [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 841 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./844/binderfs"./strace-static-x86_64: Process 7697 attached ) = 0 [pid 5081] umount2("./844/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./844/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./844/file0" [pid 7697] chdir("./839") = 0 [pid 7697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7697] setpgid(0, 0) = 0 [pid 7697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./844" [pid 7697] write(3, "1000", 4) = 4 [pid 5081] <... rmdir resumed>) = 0 [pid 7697] close(3 [pid 5081] mkdir("./845", 0777 [pid 7697] <... close resumed>) = 0 [pid 7697] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7697] <... symlink resumed>) = 0 [pid 7697] creat("./file0", 000./strace-static-x86_64: Process 7698 attached ) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 847 [pid 7697] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7698] chdir("./845") = 0 [pid 7698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7698] setpgid(0, 0) = 0 [pid 7698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7698] write(3, "1000", 4) = 4 [pid 7698] close(3) = 0 [pid 7698] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7698] creat("./file0", 000) = 3 [pid 7698] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7697] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7698] close(3) = 0 [pid 7698] close(4) = -1 EBADF (Bad file descriptor) [pid 7698] close(5) = -1 EBADF (Bad file descriptor) [pid 7698] close(6) = -1 EBADF (Bad file descriptor) [pid 7698] close(7) = -1 EBADF (Bad file descriptor) [pid 7698] close(8) = -1 EBADF (Bad file descriptor) [pid 7698] close(9) = -1 EBADF (Bad file descriptor) [pid 7698] close(10) = -1 EBADF (Bad file descriptor) [pid 7698] close(11) = -1 EBADF (Bad file descriptor) [pid 7698] close(12) = -1 EBADF (Bad file descriptor) [pid 7698] close(13) = -1 EBADF (Bad file descriptor) [pid 7698] close(14) = -1 EBADF (Bad file descriptor) [pid 7698] close(15) = -1 EBADF (Bad file descriptor) [pid 7698] close(16) = -1 EBADF (Bad file descriptor) [pid 7698] close(17 [pid 7697] close(3 [pid 7698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7698] close(18 [pid 7697] <... close resumed>) = 0 [pid 7698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7698] close(19 [pid 7697] close(4 [pid 7698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7698] close(20 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7698] close(21) = -1 EBADF (Bad file descriptor) [pid 7698] close(22) = -1 EBADF (Bad file descriptor) [pid 7698] close(23) = -1 EBADF (Bad file descriptor) [pid 7698] close(24) = -1 EBADF (Bad file descriptor) [pid 7698] close(25) = -1 EBADF (Bad file descriptor) [pid 7698] close(26) = -1 EBADF (Bad file descriptor) [pid 7698] close(27) = -1 EBADF (Bad file descriptor) [pid 7698] close(28) = -1 EBADF (Bad file descriptor) [pid 7698] close(29) = -1 EBADF (Bad file descriptor) [pid 7698] exit_group(0) = ? [pid 7698] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] umount2("./845", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7697] close(5 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7697] close(6 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7697] close(7 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./845/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7697] close(8 [pid 5081] lstat("./845/binderfs", [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(9 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./845/binderfs" [pid 7697] close(10) = -1 EBADF (Bad file descriptor) [pid 7697] close(11 [pid 5081] <... unlink resumed>) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(12 [pid 5081] umount2("./845/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(13 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./845/file0", [pid 7697] close(14) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7697] close(15 [pid 5081] unlink("./845/file0" [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(16) = -1 EBADF (Bad file descriptor) [pid 7697] close(17) = -1 EBADF (Bad file descriptor) [pid 7697] close(18 [pid 5081] <... unlink resumed>) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(19 [pid 5081] getdents64(3, [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(20 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7697] close(21) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7697] close(22 [pid 5081] rmdir("./845" [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(23) = -1 EBADF (Bad file descriptor) [pid 5081] <... rmdir resumed>) = 0 [pid 7697] close(24 [pid 5081] mkdir("./846", 0777 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] close(25) = -1 EBADF (Bad file descriptor) [pid 7697] close(26) = -1 EBADF (Bad file descriptor) [pid 7697] close(27) = -1 EBADF (Bad file descriptor) [pid 7697] close(28) = -1 EBADF (Bad file descriptor) [pid 7697] close(29 [pid 5081] <... mkdir resumed>) = 0 [pid 7697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7697] exit_group(0) = ? [pid 7697] +++ exited with 0 +++ ./strace-static-x86_64: Process 7699 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 848 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=841, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./839", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./839", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 7699] chdir("./846" [pid 5082] fstat(3, [pid 7699] <... chdir resumed>) = 0 [pid 7699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7699] <... prctl resumed>) = 0 [pid 5082] getdents64(3, [pid 7699] setpgid(0, 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./839/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7699] <... setpgid resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./839/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./839/binderfs" [pid 7699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... unlink resumed>) = 0 [pid 7699] <... openat resumed>) = 3 [pid 5082] umount2("./839/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7699] write(3, "1000", 4 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./839/file0", [pid 7699] <... write resumed>) = 4 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./839/file0" [pid 7699] close(3) = 0 [pid 7699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7699] creat("./file0", 000) = 3 [pid 7699] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./839") = 0 [pid 5082] mkdir("./840", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 842 ./strace-static-x86_64: Process 7700 attached [pid 7700] chdir("./840") = 0 [pid 7700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7700] setpgid(0, 0) = 0 [pid 7700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7700] write(3, "1000", 4) = 4 [pid 7700] close(3) = 0 [pid 7700] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7700] creat("./file0", 000) = 3 [pid 7700] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7700] close(3) = 0 [pid 7700] close(4) = -1 EBADF (Bad file descriptor) [pid 7700] close(5) = -1 EBADF (Bad file descriptor) [pid 7700] close(6) = -1 EBADF (Bad file descriptor) [pid 7700] close(7 [pid 7699] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(8 [pid 7699] close(3 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = 0 [pid 7700] close(9) = -1 EBADF (Bad file descriptor) [pid 7700] close(10 [pid 7699] close(4 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(11 [pid 7699] close(5 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(12 [pid 7699] close(6 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(13 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(7 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(14 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(8 [pid 7700] close(15 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(9) = -1 EBADF (Bad file descriptor) [pid 7700] close(16 [pid 7699] close(10 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(17 [pid 7699] close(11 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(18 [pid 7699] close(12 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(19 [pid 7699] close(13 [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] close(20) = -1 EBADF (Bad file descriptor) [pid 7699] close(14 [pid 7700] close(21 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(15 [pid 7700] close(22 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(16 [pid 7700] close(23 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(17 [pid 7700] close(24 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(18 [pid 7700] close(25 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(19 [pid 7700] close(26 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(20 [pid 7700] close(27 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(21 [pid 7700] close(28 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(22 [pid 7700] close(29 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(23 [pid 7700] exit_group(0 [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7700] <... exit_group resumed>) = ? [pid 7699] close(24 [pid 7700] +++ exited with 0 +++ [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(25) = -1 EBADF (Bad file descriptor) [pid 7699] close(26 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=842, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(27 [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] close(28) = -1 EBADF (Bad file descriptor) [pid 7699] close(29) = -1 EBADF (Bad file descriptor) [pid 5082] <... restart_syscall resumed>) = 0 [pid 7699] exit_group(0) = ? [pid 7699] +++ exited with 0 +++ [pid 5082] umount2("./840", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=848, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./846", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] openat(AT_FDCWD, "./840", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... openat resumed>) = 3 [pid 5081] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] fstat(3, [pid 5081] <... openat resumed>) = 3 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] fstat(3, [pid 5082] getdents64(3, [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] getdents64(3, [pid 5082] umount2("./840/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./846/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./840/binderfs", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] lstat("./846/binderfs", [pid 5082] unlink("./840/binderfs" [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] unlink("./846/binderfs" [pid 5082] umount2("./840/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./846/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./840/file0", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] lstat("./846/file0", [pid 5082] unlink("./840/file0" [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] unlink("./846/file0" [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] close(3 [pid 5081] getdents64(3, [pid 5082] <... close resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] rmdir("./840" [pid 5081] close(3) = 0 [pid 5081] rmdir("./846" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] mkdir("./841", 0777 [pid 5081] mkdir("./847", 0777 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7701 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 843 ./strace-static-x86_64: Process 7702 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 849 [pid 7701] chdir("./847" [pid 7702] chdir("./841" [pid 7701] <... chdir resumed>) = 0 [pid 7702] <... chdir resumed>) = 0 [pid 7701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7701] <... prctl resumed>) = 0 [pid 7702] <... prctl resumed>) = 0 [pid 7702] setpgid(0, 0 [pid 7701] setpgid(0, 0 [pid 7702] <... setpgid resumed>) = 0 [pid 7701] <... setpgid resumed>) = 0 [pid 7702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7702] <... openat resumed>) = 3 [pid 7701] <... openat resumed>) = 3 [pid 7701] write(3, "1000", 4 [pid 7702] write(3, "1000", 4 [pid 7701] <... write resumed>) = 4 [pid 7701] close(3 [pid 7702] <... write resumed>) = 4 [pid 7701] <... close resumed>) = 0 [pid 7702] close(3) = 0 [pid 7702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7701] symlink("/dev/binderfs", "./binderfs" [pid 7702] creat("./file0", 000) = 3 [pid 7701] <... symlink resumed>) = 0 [pid 7702] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7701] creat("./file0", 000) = 3 [pid 7701] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7702] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7702] close(3) = 0 [pid 7702] close(4) = -1 EBADF (Bad file descriptor) [pid 7702] close(5) = -1 EBADF (Bad file descriptor) [pid 7702] close(6) = -1 EBADF (Bad file descriptor) [pid 7702] close(7) = -1 EBADF (Bad file descriptor) [pid 7702] close(8) = -1 EBADF (Bad file descriptor) [pid 7702] close(9) = -1 EBADF (Bad file descriptor) [pid 7701] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7702] close(10) = -1 EBADF (Bad file descriptor) [pid 7702] close(11) = -1 EBADF (Bad file descriptor) [pid 7702] close(12) = -1 EBADF (Bad file descriptor) [pid 7702] close(13 [pid 7701] close(3 [pid 7702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7702] close(14) = -1 EBADF (Bad file descriptor) [pid 7702] close(15) = -1 EBADF (Bad file descriptor) [pid 7702] close(16) = -1 EBADF (Bad file descriptor) [pid 7702] close(17) = -1 EBADF (Bad file descriptor) [pid 7702] close(18) = -1 EBADF (Bad file descriptor) [pid 7702] close(19) = -1 EBADF (Bad file descriptor) [pid 7702] close(20) = -1 EBADF (Bad file descriptor) [pid 7702] close(21) = -1 EBADF (Bad file descriptor) [pid 7702] close(22) = -1 EBADF (Bad file descriptor) [pid 7702] close(23) = -1 EBADF (Bad file descriptor) [pid 7702] close(24) = -1 EBADF (Bad file descriptor) [pid 7701] <... close resumed>) = 0 [pid 7702] close(25) = -1 EBADF (Bad file descriptor) [pid 7702] close(26) = -1 EBADF (Bad file descriptor) [pid 7702] close(27 [pid 7701] close(4 [pid 7702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7702] close(28 [pid 7701] close(5 [pid 7702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7702] close(29) = -1 EBADF (Bad file descriptor) [pid 7702] exit_group(0) = ? [pid 7702] +++ exited with 0 +++ [pid 7701] close(6 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=843, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(7 [pid 5082] umount2("./841", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] close(8 [pid 5082] openat(AT_FDCWD, "./841", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(9 [pid 5082] <... openat resumed>) = 3 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7701] close(10 [pid 5082] getdents64(3, [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7701] close(11 [pid 5082] umount2("./841/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] close(12 [pid 5082] lstat("./841/binderfs", [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(13 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./841/binderfs" [pid 7701] close(14 [pid 5082] <... unlink resumed>) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./841/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] close(15) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] close(16 [pid 5082] lstat("./841/file0", [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(17 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./841/file0" [pid 7701] close(18 [pid 5082] <... unlink resumed>) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7701] close(19 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7701] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7701] close(21 [pid 5082] rmdir("./841" [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(22 [pid 5082] <... rmdir resumed>) = 0 [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./842", 0777 [pid 7701] close(23) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7701] close(24 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7701] close(25) = -1 EBADF (Bad file descriptor) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 844 [pid 7701] close(26) = -1 EBADF (Bad file descriptor) [pid 7701] close(27) = -1 EBADF (Bad file descriptor) [pid 7701] close(28) = -1 EBADF (Bad file descriptor) [pid 7701] close(29./strace-static-x86_64: Process 7703 attached ) = -1 EBADF (Bad file descriptor) [pid 7701] exit_group(0) = ? [pid 7703] chdir("./842") = 0 [pid 7703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7703] setpgid(0, 0) = 0 [pid 7701] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=849, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7703] write(3, "1000", 4) = 4 [pid 5081] umount2("./847", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./847/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./847/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./847/binderfs") = 0 [pid 5081] umount2("./847/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7703] close(3 [pid 5081] lstat("./847/file0", [pid 7703] <... close resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7703] symlink("/dev/binderfs", "./binderfs" [pid 5081] unlink("./847/file0" [pid 7703] <... symlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 7703] creat("./file0", 000 [pid 5081] getdents64(3, [pid 7703] <... creat resumed>) = 3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7703] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] close(3) = 0 [pid 5081] rmdir("./847") = 0 [pid 5081] mkdir("./848", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 850 ./strace-static-x86_64: Process 7704 attached [pid 7704] chdir("./848") = 0 [pid 7704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7704] setpgid(0, 0) = 0 [pid 7704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7704] write(3, "1000", 4) = 4 [pid 7704] close(3) = 0 [pid 7704] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7704] creat("./file0", 000) = 3 [pid 7704] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7704] close(3) = 0 [pid 7704] close(4) = -1 EBADF (Bad file descriptor) [pid 7704] close(5) = -1 EBADF (Bad file descriptor) [pid 7703] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7703] close(3) = 0 [pid 7703] close(4) = -1 EBADF (Bad file descriptor) [pid 7703] close(5) = -1 EBADF (Bad file descriptor) [pid 7703] close(6) = -1 EBADF (Bad file descriptor) [pid 7703] close(7) = -1 EBADF (Bad file descriptor) [pid 7703] close(8) = -1 EBADF (Bad file descriptor) [pid 7703] close(9) = -1 EBADF (Bad file descriptor) [pid 7703] close(10) = -1 EBADF (Bad file descriptor) [pid 7703] close(11) = -1 EBADF (Bad file descriptor) [pid 7703] close(12) = -1 EBADF (Bad file descriptor) [pid 7703] close(13) = -1 EBADF (Bad file descriptor) [pid 7703] close(14) = -1 EBADF (Bad file descriptor) [pid 7703] close(15) = -1 EBADF (Bad file descriptor) [pid 7703] close(16) = -1 EBADF (Bad file descriptor) [pid 7703] close(17) = -1 EBADF (Bad file descriptor) [pid 7703] close(18) = -1 EBADF (Bad file descriptor) [pid 7703] close(19) = -1 EBADF (Bad file descriptor) [pid 7703] close(20) = -1 EBADF (Bad file descriptor) [pid 7703] close(21) = -1 EBADF (Bad file descriptor) [pid 7703] close(22) = -1 EBADF (Bad file descriptor) [pid 7703] close(23) = -1 EBADF (Bad file descriptor) [pid 7703] close(24 [pid 7704] close(6 [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(7) = -1 EBADF (Bad file descriptor) [pid 7704] close(8) = -1 EBADF (Bad file descriptor) [pid 7704] close(9) = -1 EBADF (Bad file descriptor) [pid 7704] close(10) = -1 EBADF (Bad file descriptor) [pid 7704] close(11) = -1 EBADF (Bad file descriptor) [pid 7704] close(12 [pid 7703] close(25 [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(13 [pid 7703] close(26 [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(14 [pid 7703] close(27 [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(15) = -1 EBADF (Bad file descriptor) [pid 7704] close(16 [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7703] close(28 [pid 7704] close(17) = -1 EBADF (Bad file descriptor) [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(18) = -1 EBADF (Bad file descriptor) [pid 7704] close(19 [pid 7703] close(29 [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(20 [pid 7703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7704] close(21) = -1 EBADF (Bad file descriptor) [pid 7704] close(22) = -1 EBADF (Bad file descriptor) [pid 7704] close(23) = -1 EBADF (Bad file descriptor) [pid 7704] close(24) = -1 EBADF (Bad file descriptor) [pid 7703] exit_group(0 [pid 7704] close(25) = -1 EBADF (Bad file descriptor) [pid 7703] <... exit_group resumed>) = ? [pid 7704] close(26) = -1 EBADF (Bad file descriptor) [pid 7704] close(27) = -1 EBADF (Bad file descriptor) [pid 7704] close(28) = -1 EBADF (Bad file descriptor) [pid 7704] close(29) = -1 EBADF (Bad file descriptor) [pid 7704] exit_group(0) = ? [pid 7703] +++ exited with 0 +++ [pid 7704] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=844, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=850, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./842", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./842", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./842/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./842/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./842/binderfs" [pid 5081] umount2("./848", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./842/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./842/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./842/file0" [pid 5081] fstat(3, [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./842") = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] mkdir("./843", 0777 [pid 5081] getdents64(3, [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] umount2("./848/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7705 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 845 [pid 5081] lstat("./848/binderfs", [pid 7705] chdir("./843") = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] unlink("./848/binderfs" [pid 7705] <... prctl resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./848/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7705] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./848/file0", [pid 7705] <... setpgid resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./848/file0" [pid 7705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... unlink resumed>) = 0 [pid 7705] <... openat resumed>) = 3 [pid 7705] write(3, "1000", 4 [pid 5081] getdents64(3, [pid 7705] <... write resumed>) = 4 [pid 7705] close(3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7705] <... close resumed>) = 0 [pid 7705] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... close resumed>) = 0 [pid 7705] <... symlink resumed>) = 0 [pid 5081] rmdir("./848") = 0 [pid 7705] creat("./file0", 000 [pid 5081] mkdir("./849", 0777) = 0 [pid 7705] <... creat resumed>) = 3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7705] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 851 ./strace-static-x86_64: Process 7706 attached [pid 7706] chdir("./849") = 0 [pid 7706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7706] setpgid(0, 0) = 0 [pid 7706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7706] write(3, "1000", 4) = 4 [pid 7706] close(3) = 0 [pid 7706] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7706] creat("./file0", 000) = 3 [pid 7706] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7706] close(3) = 0 [pid 7706] close(4) = -1 EBADF (Bad file descriptor) [pid 7706] close(5) = -1 EBADF (Bad file descriptor) [pid 7706] close(6) = -1 EBADF (Bad file descriptor) [pid 7706] close(7) = -1 EBADF (Bad file descriptor) [pid 7706] close(8) = -1 EBADF (Bad file descriptor) [pid 7706] close(9 [pid 7705] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7705] close(3) = 0 [pid 7705] close(4) = -1 EBADF (Bad file descriptor) [pid 7705] close(5) = -1 EBADF (Bad file descriptor) [pid 7705] close(6) = -1 EBADF (Bad file descriptor) [pid 7705] close(7) = -1 EBADF (Bad file descriptor) [pid 7705] close(8) = -1 EBADF (Bad file descriptor) [pid 7705] close(9) = -1 EBADF (Bad file descriptor) [pid 7705] close(10) = -1 EBADF (Bad file descriptor) [pid 7705] close(11) = -1 EBADF (Bad file descriptor) [pid 7705] close(12) = -1 EBADF (Bad file descriptor) [pid 7705] close(13) = -1 EBADF (Bad file descriptor) [pid 7705] close(14) = -1 EBADF (Bad file descriptor) [pid 7705] close(15) = -1 EBADF (Bad file descriptor) [pid 7705] close(16) = -1 EBADF (Bad file descriptor) [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] close(17 [pid 7706] close(10) = -1 EBADF (Bad file descriptor) [pid 7706] close(11) = -1 EBADF (Bad file descriptor) [pid 7706] close(12 [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] close(18 [pid 7706] close(13 [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] close(19 [pid 7706] close(14 [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] close(20 [pid 7706] close(15 [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] close(21 [pid 7706] close(16) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(17 [pid 7705] close(22 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(18 [pid 7705] close(23 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(19) = -1 EBADF (Bad file descriptor) [pid 7705] close(24 [pid 7706] close(20) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(21 [pid 7705] close(25 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(22 [pid 7705] close(26 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(23) = -1 EBADF (Bad file descriptor) [pid 7705] close(27 [pid 7706] close(24) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(25 [pid 7705] close(28 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(26 [pid 7705] close(29 [pid 7706] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7705] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7706] close(27) = -1 EBADF (Bad file descriptor) [pid 7705] exit_group(0 [pid 7706] close(28) = -1 EBADF (Bad file descriptor) [pid 7705] <... exit_group resumed>) = ? [pid 7706] close(29) = -1 EBADF (Bad file descriptor) [pid 7706] exit_group(0) = ? [pid 7705] +++ exited with 0 +++ [pid 7706] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=845, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=851, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./843", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./843", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, [pid 5081] umount2("./849", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] umount2("./843/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... openat resumed>) = 3 [pid 5082] lstat("./843/binderfs", [pid 5081] fstat(3, [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./843/binderfs" [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./843/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] lstat("./843/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] umount2("./849/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./843/file0") = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] lstat("./849/binderfs", [pid 5082] close(3) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] rmdir("./843" [pid 5081] unlink("./849/binderfs" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] mkdir("./844", 0777 [pid 5081] umount2("./849/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./849/file0", [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] unlink("./849/file0"./strace-static-x86_64: Process 7707 attached ) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 846 [pid 5081] getdents64(3, [pid 7707] chdir("./844" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7707] <... chdir resumed>) = 0 [pid 5081] close(3 [pid 7707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... close resumed>) = 0 [pid 7707] <... prctl resumed>) = 0 [pid 5081] rmdir("./849" [pid 7707] setpgid(0, 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7707] <... setpgid resumed>) = 0 [pid 5081] mkdir("./850", 0777 [pid 7707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7707] <... openat resumed>) = 3 ./strace-static-x86_64: Process 7708 attached [pid 7707] write(3, "1000", 4 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 852 [pid 7708] chdir("./850" [pid 7707] <... write resumed>) = 4 [pid 7708] <... chdir resumed>) = 0 [pid 7707] close(3 [pid 7708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7707] <... close resumed>) = 0 [pid 7708] <... prctl resumed>) = 0 [pid 7707] symlink("/dev/binderfs", "./binderfs" [pid 7708] setpgid(0, 0 [pid 7707] <... symlink resumed>) = 0 [pid 7708] <... setpgid resumed>) = 0 [pid 7707] creat("./file0", 000 [pid 7708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7707] <... creat resumed>) = 3 [pid 7708] write(3, "1000", 4 [pid 7707] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7708] <... write resumed>) = 4 [pid 7708] close(3) = 0 [pid 7708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7708] creat("./file0", 000) = 3 [pid 7708] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7707] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7707] close(3) = 0 [pid 7707] close(4) = -1 EBADF (Bad file descriptor) [pid 7707] close(5) = -1 EBADF (Bad file descriptor) [pid 7707] close(6) = -1 EBADF (Bad file descriptor) [pid 7707] close(7) = -1 EBADF (Bad file descriptor) [pid 7707] close(8) = -1 EBADF (Bad file descriptor) [pid 7707] close(9) = -1 EBADF (Bad file descriptor) [pid 7707] close(10) = -1 EBADF (Bad file descriptor) [pid 7707] close(11) = -1 EBADF (Bad file descriptor) [pid 7707] close(12) = -1 EBADF (Bad file descriptor) [pid 7707] close(13) = -1 EBADF (Bad file descriptor) [pid 7707] close(14) = -1 EBADF (Bad file descriptor) [pid 7707] close(15) = -1 EBADF (Bad file descriptor) [pid 7707] close(16) = -1 EBADF (Bad file descriptor) [pid 7708] close(3 [pid 7707] close(17) = -1 EBADF (Bad file descriptor) [pid 7708] <... close resumed>) = 0 [pid 7707] close(18) = -1 EBADF (Bad file descriptor) [pid 7707] close(19 [pid 7708] close(4) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(5 [pid 7707] close(20 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(6 [pid 7707] close(21 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] close(22 [pid 7708] close(7 [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] close(23 [pid 7708] close(8 [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] close(24 [pid 7708] close(9 [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] close(25 [pid 7708] close(10 [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(11 [pid 7707] close(26 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(12 [pid 7707] close(27 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(13 [pid 7707] close(28 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(14 [pid 7707] close(29 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(15 [pid 7707] exit_group(0 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7707] <... exit_group resumed>) = ? [pid 7708] close(16) = -1 EBADF (Bad file descriptor) [pid 7708] close(17 [pid 7707] +++ exited with 0 +++ [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7708] close(18) = -1 EBADF (Bad file descriptor) [pid 7708] close(19) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./844", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7708] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7708] close(21) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./844", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7708] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7708] close(23 [pid 5082] fstat(3, [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7708] close(24 [pid 5082] getdents64(3, [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] close(25 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./844/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7708] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7708] close(27 [pid 5082] lstat("./844/binderfs", [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7708] close(28 [pid 5082] unlink("./844/binderfs" [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7708] close(29 [pid 5082] umount2("./844/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7708] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7708] exit_group(0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7708] <... exit_group resumed>) = ? [pid 5082] lstat("./844/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./844/file0") = 0 [pid 7708] +++ exited with 0 +++ [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] close(3 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./844" [pid 5081] umount2("./850", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./845", 0777 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./850/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7709 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 847 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] chdir("./845" [pid 5081] lstat("./850/binderfs", [pid 7709] <... chdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] unlink("./850/binderfs") = 0 [pid 7709] <... prctl resumed>) = 0 [pid 5081] umount2("./850/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7709] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... setpgid resumed>) = 0 [pid 5081] lstat("./850/file0", [pid 7709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7709] <... openat resumed>) = 3 [pid 5081] unlink("./850/file0" [pid 7709] write(3, "1000", 4) = 4 [pid 7709] close(3) = 0 [pid 7709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7709] creat("./file0", 000) = 3 [pid 7709] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./850") = 0 [pid 5081] mkdir("./851", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7710 attached , child_tidptr=0x555556beb5d0) = 853 [pid 7710] chdir("./851") = 0 [pid 7710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7710] setpgid(0, 0) = 0 [pid 7710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7710] write(3, "1000", 4) = 4 [pid 7710] close(3) = 0 [pid 7710] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7710] creat("./file0", 000) = 3 [pid 7710] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7709] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7710] close(3) = 0 [pid 7710] close(4) = -1 EBADF (Bad file descriptor) [pid 7710] close(5) = -1 EBADF (Bad file descriptor) [pid 7710] close(6) = -1 EBADF (Bad file descriptor) [pid 7710] close(7) = -1 EBADF (Bad file descriptor) [pid 7710] close(8) = -1 EBADF (Bad file descriptor) [pid 7710] close(9) = -1 EBADF (Bad file descriptor) [pid 7710] close(10) = -1 EBADF (Bad file descriptor) [pid 7710] close(11) = -1 EBADF (Bad file descriptor) [pid 7710] close(12) = -1 EBADF (Bad file descriptor) [pid 7710] close(13) = -1 EBADF (Bad file descriptor) [pid 7710] close(14) = -1 EBADF (Bad file descriptor) [pid 7710] close(15) = -1 EBADF (Bad file descriptor) [pid 7710] close(16) = -1 EBADF (Bad file descriptor) [pid 7710] close(17) = -1 EBADF (Bad file descriptor) [pid 7710] close(18) = -1 EBADF (Bad file descriptor) [pid 7710] close(19) = -1 EBADF (Bad file descriptor) [pid 7710] close(20) = -1 EBADF (Bad file descriptor) [pid 7710] close(21) = -1 EBADF (Bad file descriptor) [pid 7710] close(22) = -1 EBADF (Bad file descriptor) [pid 7710] close(23) = -1 EBADF (Bad file descriptor) [pid 7710] close(24) = -1 EBADF (Bad file descriptor) [pid 7710] close(25) = -1 EBADF (Bad file descriptor) [pid 7710] close(26) = -1 EBADF (Bad file descriptor) [pid 7710] close(27) = -1 EBADF (Bad file descriptor) [pid 7710] close(28) = -1 EBADF (Bad file descriptor) [pid 7710] close(29) = -1 EBADF (Bad file descriptor) [pid 7710] exit_group(0) = ? [pid 7709] close(3) = 0 [pid 7709] close(4) = -1 EBADF (Bad file descriptor) [pid 7709] close(5 [pid 7710] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=853, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(6 [pid 5081] umount2("./851", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] close(7) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7709] close(8 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7709] close(9) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7709] close(10 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./851/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7709] close(11 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./851/binderfs", [pid 7709] close(12) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7709] close(13 [pid 5081] unlink("./851/binderfs" [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(14 [pid 5081] <... unlink resumed>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./851/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7709] close(15 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./851/file0", [pid 7709] close(16) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7709] close(17 [pid 5081] unlink("./851/file0" [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(18 [pid 5081] <... unlink resumed>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7709] close(19 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7709] close(20) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7709] close(21 [pid 5081] rmdir("./851" [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(22 [pid 5081] <... rmdir resumed>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] mkdir("./852", 0777 [pid 7709] close(23 [pid 5081] <... mkdir resumed>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(24 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7711 attached [pid 7709] close(25) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 854 [pid 7709] close(26 [pid 7711] chdir("./852" [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(27) = -1 EBADF (Bad file descriptor) [pid 7711] <... chdir resumed>) = 0 [pid 7709] close(28 [pid 7711] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] close(29 [pid 7711] <... prctl resumed>) = 0 [pid 7709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7709] exit_group(0 [pid 7711] setpgid(0, 0 [pid 7709] <... exit_group resumed>) = ? [pid 7709] +++ exited with 0 +++ [pid 7711] <... setpgid resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./845", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./845", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7711] <... openat resumed>) = 3 [pid 5082] umount2("./845/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7711] write(3, "1000", 4 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7711] <... write resumed>) = 4 [pid 5082] lstat("./845/binderfs", [pid 7711] close(3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./845/binderfs" [pid 7711] <... close resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./845/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7711] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./845/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./845/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./845" [pid 7711] <... symlink resumed>) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./846", 0777) = 0 [pid 7711] creat("./file0", 000 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7712 attached [pid 7712] chdir("./846" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 848 [pid 7711] <... creat resumed>) = 3 [pid 7712] <... chdir resumed>) = 0 [pid 7712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7712] setpgid(0, 0) = 0 [pid 7711] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7712] write(3, "1000", 4) = 4 [pid 7712] close(3) = 0 [pid 7712] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7712] creat("./file0", 000) = 3 [pid 7712] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7711] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7711] close(3) = 0 [pid 7712] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7712] close(3) = 0 [pid 7712] close(4) = -1 EBADF (Bad file descriptor) [pid 7712] close(5) = -1 EBADF (Bad file descriptor) [pid 7712] close(6) = -1 EBADF (Bad file descriptor) [pid 7711] close(4) = -1 EBADF (Bad file descriptor) [pid 7711] close(5) = -1 EBADF (Bad file descriptor) [pid 7711] close(6) = -1 EBADF (Bad file descriptor) [pid 7711] close(7) = -1 EBADF (Bad file descriptor) [pid 7712] close(7 [pid 7711] close(8 [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] close(8 [pid 7711] close(9 [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] close(9 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(10 [pid 7712] close(10 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(11 [pid 7712] close(11 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(12 [pid 7712] close(12 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(13 [pid 7712] close(13 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(14 [pid 7712] close(14 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(15 [pid 7712] close(15 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(16 [pid 7712] close(16 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(17 [pid 7712] close(17 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(18 [pid 7712] close(18 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(19 [pid 7712] close(19 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(20 [pid 7712] close(20 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(21 [pid 7712] close(21 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(22 [pid 7712] close(22 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(23 [pid 7712] close(23 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(24 [pid 7712] close(24 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(25 [pid 7712] close(25 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(26 [pid 7712] close(26 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(27 [pid 7712] close(27) = -1 EBADF (Bad file descriptor) [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] close(28) = -1 EBADF (Bad file descriptor) [pid 7711] close(28 [pid 7712] close(29 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7711] close(29 [pid 7712] exit_group(0 [pid 7711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] <... exit_group resumed>) = ? [pid 7711] exit_group(0 [pid 7712] +++ exited with 0 +++ [pid 7711] <... exit_group resumed>) = ? [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] umount2("./846", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./846", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./846/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./846/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./846/binderfs") = 0 [pid 5082] umount2("./846/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./846/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./846/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 7711] +++ exited with 0 +++ [pid 5082] rmdir("./846") = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=854, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5082] mkdir("./847", 0777 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7713 attached , child_tidptr=0x555556beb5d0) = 849 [pid 5081] umount2("./852", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7713] chdir("./847" [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7713] <... chdir resumed>) = 0 [pid 5081] getdents64(3, [pid 7713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./852/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7713] <... prctl resumed>) = 0 [pid 5081] lstat("./852/binderfs", [pid 7713] setpgid(0, 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./852/binderfs" [pid 7713] <... setpgid resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./852/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./852/file0", [pid 7713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./852/file0" [pid 7713] <... openat resumed>) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7713] write(3, "1000", 4 [pid 5081] close(3 [pid 7713] <... write resumed>) = 4 [pid 5081] <... close resumed>) = 0 [pid 7713] close(3 [pid 5081] rmdir("./852" [pid 7713] <... close resumed>) = 0 [pid 7713] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./853", 0777 [pid 7713] creat("./file0", 000) = 3 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7713] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7714 attached [pid 7714] chdir("./853" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 855 [pid 7714] <... chdir resumed>) = 0 [pid 7714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7714] setpgid(0, 0) = 0 [pid 7714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7714] write(3, "1000", 4) = 4 [pid 7714] close(3) = 0 [pid 7714] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7714] creat("./file0", 000) = 3 [pid 7714] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7713] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7713] close(3) = 0 [pid 7713] close(4) = -1 EBADF (Bad file descriptor) [pid 7713] close(5) = -1 EBADF (Bad file descriptor) [pid 7713] close(6) = -1 EBADF (Bad file descriptor) [pid 7713] close(7) = -1 EBADF (Bad file descriptor) [pid 7713] close(8) = -1 EBADF (Bad file descriptor) [pid 7713] close(9) = -1 EBADF (Bad file descriptor) [pid 7713] close(10) = -1 EBADF (Bad file descriptor) [pid 7713] close(11) = -1 EBADF (Bad file descriptor) [pid 7713] close(12) = -1 EBADF (Bad file descriptor) [pid 7713] close(13) = -1 EBADF (Bad file descriptor) [pid 7713] close(14) = -1 EBADF (Bad file descriptor) [pid 7713] close(15) = -1 EBADF (Bad file descriptor) [pid 7713] close(16) = -1 EBADF (Bad file descriptor) [pid 7713] close(17) = -1 EBADF (Bad file descriptor) [pid 7713] close(18) = -1 EBADF (Bad file descriptor) [pid 7713] close(19) = -1 EBADF (Bad file descriptor) [pid 7713] close(20) = -1 EBADF (Bad file descriptor) [pid 7713] close(21) = -1 EBADF (Bad file descriptor) [pid 7714] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7713] close(22) = -1 EBADF (Bad file descriptor) [pid 7713] close(23) = -1 EBADF (Bad file descriptor) [pid 7713] close(24) = -1 EBADF (Bad file descriptor) [pid 7713] close(25) = -1 EBADF (Bad file descriptor) [pid 7714] close(3 [pid 7713] close(26 [pid 7714] <... close resumed>) = 0 [pid 7713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7714] close(4 [pid 7713] close(27 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7714] close(5 [pid 7713] close(28) = -1 EBADF (Bad file descriptor) [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7713] close(29 [pid 7714] close(6) = -1 EBADF (Bad file descriptor) [pid 7713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7714] close(7) = -1 EBADF (Bad file descriptor) [pid 7713] exit_group(0 [pid 7714] close(8 [pid 7713] <... exit_group resumed>) = ? [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7713] +++ exited with 0 +++ [pid 7714] close(9 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=849, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7714] close(10) = -1 EBADF (Bad file descriptor) [pid 7714] close(11) = -1 EBADF (Bad file descriptor) [pid 7714] close(12) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./847", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7714] close(13 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./847", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7714] close(14 [pid 5082] <... openat resumed>) = 3 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7714] close(15 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7714] close(16 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./847/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7714] close(17 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./847/binderfs", [pid 7714] close(18 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./847/binderfs" [pid 7714] close(19 [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./847/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./847/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./847/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./847") = 0 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./848", 0777 [pid 7714] close(20 [pid 5082] <... mkdir resumed>) = 0 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7715 attached [pid 7714] close(21 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 850 [pid 7714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7714] close(22) = -1 EBADF (Bad file descriptor) [pid 7714] close(23) = -1 EBADF (Bad file descriptor) [pid 7714] close(24) = -1 EBADF (Bad file descriptor) [pid 7714] close(25) = -1 EBADF (Bad file descriptor) [pid 7714] close(26) = -1 EBADF (Bad file descriptor) [pid 7714] close(27) = -1 EBADF (Bad file descriptor) [pid 7714] close(28) = -1 EBADF (Bad file descriptor) [pid 7714] close(29) = -1 EBADF (Bad file descriptor) [pid 7714] exit_group(0) = ? [pid 7714] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=855, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7715] chdir("./848") = 0 [pid 7715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] umount2("./853", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7715] <... prctl resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7715] setpgid(0, 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 7715] <... setpgid resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./853/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./853/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./853/binderfs") = 0 [pid 5081] umount2("./853/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./853/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./853/file0") = 0 [pid 7715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7715] <... openat resumed>) = 3 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./853" [pid 7715] write(3, "1000", 4 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./854", 0777 [pid 7715] <... write resumed>) = 4 [pid 5081] <... mkdir resumed>) = 0 [pid 7715] close(3 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7715] <... close resumed>) = 0 ./strace-static-x86_64: Process 7716 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 856 [pid 7715] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7716] chdir("./854" [pid 7715] creat("./file0", 000) = 3 [pid 7716] <... chdir resumed>) = 0 [pid 7715] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7716] setpgid(0, 0) = 0 [pid 7716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7716] write(3, "1000", 4) = 4 [pid 7716] close(3) = 0 [pid 7716] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7716] creat("./file0", 000) = 3 [pid 7716] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7716] close(3 [pid 7715] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7715] close(3) = 0 [pid 7716] <... close resumed>) = 0 [pid 7715] close(4 [pid 7716] close(4) = -1 EBADF (Bad file descriptor) [pid 7715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7715] close(5) = -1 EBADF (Bad file descriptor) [pid 7715] close(6) = -1 EBADF (Bad file descriptor) [pid 7715] close(7) = -1 EBADF (Bad file descriptor) [pid 7716] close(5) = -1 EBADF (Bad file descriptor) [pid 7715] close(8) = -1 EBADF (Bad file descriptor) [pid 7715] close(9) = -1 EBADF (Bad file descriptor) [pid 7715] close(10) = -1 EBADF (Bad file descriptor) [pid 7715] close(11) = -1 EBADF (Bad file descriptor) [pid 7715] close(12 [pid 7716] close(6) = -1 EBADF (Bad file descriptor) [pid 7715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7715] close(13) = -1 EBADF (Bad file descriptor) [pid 7715] close(14) = -1 EBADF (Bad file descriptor) [pid 7716] close(7 [pid 7715] close(15) = -1 EBADF (Bad file descriptor) [pid 7715] close(16) = -1 EBADF (Bad file descriptor) [pid 7715] close(17) = -1 EBADF (Bad file descriptor) [pid 7715] close(18) = -1 EBADF (Bad file descriptor) [pid 7715] close(19) = -1 EBADF (Bad file descriptor) [pid 7715] close(20) = -1 EBADF (Bad file descriptor) [pid 7715] close(21) = -1 EBADF (Bad file descriptor) [pid 7715] close(22) = -1 EBADF (Bad file descriptor) [pid 7715] close(23) = -1 EBADF (Bad file descriptor) [pid 7715] close(24) = -1 EBADF (Bad file descriptor) [pid 7715] close(25) = -1 EBADF (Bad file descriptor) [pid 7715] close(26) = -1 EBADF (Bad file descriptor) [pid 7715] close(27) = -1 EBADF (Bad file descriptor) [pid 7715] close(28) = -1 EBADF (Bad file descriptor) [pid 7715] close(29) = -1 EBADF (Bad file descriptor) [pid 7715] exit_group(0) = ? [pid 7715] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7716] close(8) = -1 EBADF (Bad file descriptor) [pid 7716] close(9) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./848", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7716] close(10 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./848", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./848/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./848/binderfs", [pid 7716] close(11 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./848/binderfs" [pid 7716] close(12 [pid 5082] <... unlink resumed>) = 0 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./848/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7716] close(13 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./848/file0", [pid 7716] close(14 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./848/file0" [pid 7716] close(15 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./848") = 0 [pid 5082] mkdir("./849", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 851 ./strace-static-x86_64: Process 7717 attached [pid 7717] chdir("./849") = 0 [pid 7717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7717] setpgid(0, 0) = 0 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7716] close(16) = -1 EBADF (Bad file descriptor) [pid 7716] close(17) = -1 EBADF (Bad file descriptor) [pid 7716] close(18) = -1 EBADF (Bad file descriptor) [pid 7716] close(19) = -1 EBADF (Bad file descriptor) [pid 7716] close(20) = -1 EBADF (Bad file descriptor) [pid 7717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7716] close(21) = -1 EBADF (Bad file descriptor) [pid 7716] close(22) = -1 EBADF (Bad file descriptor) [pid 7716] close(23) = -1 EBADF (Bad file descriptor) [pid 7717] <... openat resumed>) = 3 [pid 7716] close(24 [pid 7717] write(3, "1000", 4 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7716] close(25) = -1 EBADF (Bad file descriptor) [pid 7716] close(26) = -1 EBADF (Bad file descriptor) [pid 7716] close(27 [pid 7717] <... write resumed>) = 4 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] close(3 [pid 7716] close(28 [pid 7717] <... close resumed>) = 0 [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7716] close(29 [pid 7717] symlink("/dev/binderfs", "./binderfs" [pid 7716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] <... symlink resumed>) = 0 [pid 7716] exit_group(0 [pid 7717] creat("./file0", 000 [pid 7716] <... exit_group resumed>) = ? [pid 7717] <... creat resumed>) = 3 [pid 7717] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7716] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=856, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] umount2("./854", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./854/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./854/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./854/binderfs") = 0 [pid 5081] umount2("./854/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./854/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./854/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./854") = 0 [pid 5081] mkdir("./855", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 857 ./strace-static-x86_64: Process 7718 attached [pid 7718] chdir("./855") = 0 [pid 7718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7718] setpgid(0, 0) = 0 [pid 7718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7718] write(3, "1000", 4) = 4 [pid 7718] close(3) = 0 [pid 7718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7718] creat("./file0", 000) = 3 [pid 7718] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7717] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7718] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7718] close(3 [pid 7717] close(3) = 0 [pid 7718] <... close resumed>) = 0 [pid 7717] close(4 [pid 7718] close(4) = -1 EBADF (Bad file descriptor) [pid 7718] close(5) = -1 EBADF (Bad file descriptor) [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7718] close(6) = -1 EBADF (Bad file descriptor) [pid 7718] close(7) = -1 EBADF (Bad file descriptor) [pid 7718] close(8) = -1 EBADF (Bad file descriptor) [pid 7718] close(9) = -1 EBADF (Bad file descriptor) [pid 7718] close(10) = -1 EBADF (Bad file descriptor) [pid 7718] close(11) = -1 EBADF (Bad file descriptor) [pid 7718] close(12) = -1 EBADF (Bad file descriptor) [pid 7718] close(13) = -1 EBADF (Bad file descriptor) [pid 7718] close(14) = -1 EBADF (Bad file descriptor) [pid 7718] close(15) = -1 EBADF (Bad file descriptor) [pid 7718] close(16) = -1 EBADF (Bad file descriptor) [pid 7718] close(17) = -1 EBADF (Bad file descriptor) [pid 7718] close(18) = -1 EBADF (Bad file descriptor) [pid 7718] close(19) = -1 EBADF (Bad file descriptor) [pid 7718] close(20) = -1 EBADF (Bad file descriptor) [pid 7718] close(21) = -1 EBADF (Bad file descriptor) [pid 7718] close(22) = -1 EBADF (Bad file descriptor) [pid 7718] close(23) = -1 EBADF (Bad file descriptor) [pid 7718] close(24) = -1 EBADF (Bad file descriptor) [pid 7718] close(25) = -1 EBADF (Bad file descriptor) [pid 7718] close(26) = -1 EBADF (Bad file descriptor) [pid 7718] close(27) = -1 EBADF (Bad file descriptor) [pid 7718] close(28) = -1 EBADF (Bad file descriptor) [pid 7718] close(29 [pid 7717] close(5 [pid 7718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7718] exit_group(0 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7718] <... exit_group resumed>) = ? [pid 7717] close(6 [pid 7718] +++ exited with 0 +++ [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] close(7 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=857, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] close(8) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./855", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7717] close(9 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7717] close(10 [pid 5081] <... openat resumed>) = 3 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] close(11 [pid 5081] fstat(3, [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7717] close(12 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7717] close(13 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./855/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7717] close(14 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./855/binderfs", [pid 7717] close(15 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./855/binderfs" [pid 7717] close(16 [pid 5081] <... unlink resumed>) = 0 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./855/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7717] close(17 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./855/file0", [pid 7717] close(18 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./855/file0" [pid 7717] close(19) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7717] close(20) = -1 EBADF (Bad file descriptor) [pid 7717] close(21) = -1 EBADF (Bad file descriptor) [pid 7717] close(22) = -1 EBADF (Bad file descriptor) [pid 7717] close(23) = -1 EBADF (Bad file descriptor) [pid 7717] close(24) = -1 EBADF (Bad file descriptor) [pid 7717] close(25) = -1 EBADF (Bad file descriptor) [pid 7717] close(26) = -1 EBADF (Bad file descriptor) [pid 7717] close(27) = -1 EBADF (Bad file descriptor) [pid 7717] close(28) = -1 EBADF (Bad file descriptor) [pid 7717] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7717] exit_group(0) = ? [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7717] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=851, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] close(3 [pid 5082] umount2("./849", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... close resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./849", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] rmdir("./855" [pid 5082] umount2("./849/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./849/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./849/binderfs") = 0 [pid 5082] umount2("./849/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... rmdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./849/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./849/file0") = 0 [pid 5081] mkdir("./856", 0777 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./849") = 0 [pid 5082] mkdir("./850", 0777) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 852 ./strace-static-x86_64: Process 7719 attached [pid 7719] chdir("./850") = 0 [pid 7719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7719] setpgid(0, 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 858 [pid 7719] <... setpgid resumed>) = 0 [pid 7719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7719] write(3, "1000", 4) = 4 [pid 7719] close(3) = 0 [pid 7719] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7719] creat("./file0", 000) = 3 [pid 7719] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7720 attached [pid 7720] chdir("./856") = 0 [pid 7720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7720] setpgid(0, 0) = 0 [pid 7720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7720] write(3, "1000", 4) = 4 [pid 7720] close(3) = 0 [pid 7720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7720] creat("./file0", 000) = 3 [pid 7720] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7719] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7719] close(3) = 0 [pid 7720] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7719] close(4 [pid 7720] close(3 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = 0 [pid 7719] close(5 [pid 7720] close(4 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(6 [pid 7720] close(5 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(7 [pid 7720] close(6 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(8 [pid 7720] close(7 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(9 [pid 7720] close(8 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(10) = -1 EBADF (Bad file descriptor) [pid 7720] close(9) = -1 EBADF (Bad file descriptor) [pid 7719] close(11 [pid 7720] close(10 [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(12) = -1 EBADF (Bad file descriptor) [pid 7720] close(11 [pid 7719] close(13 [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(14) = -1 EBADF (Bad file descriptor) [pid 7719] close(15) = -1 EBADF (Bad file descriptor) [pid 7719] close(16) = -1 EBADF (Bad file descriptor) [pid 7719] close(17) = -1 EBADF (Bad file descriptor) [pid 7719] close(18) = -1 EBADF (Bad file descriptor) [pid 7719] close(19) = -1 EBADF (Bad file descriptor) [pid 7719] close(20) = -1 EBADF (Bad file descriptor) [pid 7720] close(12 [pid 7719] close(21) = -1 EBADF (Bad file descriptor) [pid 7719] close(22) = -1 EBADF (Bad file descriptor) [pid 7719] close(23 [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(24) = -1 EBADF (Bad file descriptor) [pid 7720] close(13 [pid 7719] close(25) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(26) = -1 EBADF (Bad file descriptor) [pid 7720] close(14 [pid 7719] close(27) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] close(28) = -1 EBADF (Bad file descriptor) [pid 7720] close(15 [pid 7719] close(29) = -1 EBADF (Bad file descriptor) [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7719] exit_group(0) = ? [pid 7720] close(16 [pid 7719] +++ exited with 0 +++ [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=852, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7720] close(18 [pid 5082] umount2("./850", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7720] close(19 [pid 5082] openat(AT_FDCWD, "./850", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7720] close(20 [pid 5082] <... openat resumed>) = 3 [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7720] close(21 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7720] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7720] close(23 [pid 5082] umount2("./850/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7720] close(24 [pid 5082] lstat("./850/binderfs", [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7720] close(25 [pid 5082] unlink("./850/binderfs" [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7720] close(26 [pid 5082] umount2("./850/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7720] close(27 [pid 5082] lstat("./850/file0", [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7720] close(28 [pid 5082] unlink("./850/file0" [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7720] close(29 [pid 5082] getdents64(3, [pid 7720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7720] exit_group(0 [pid 5082] close(3 [pid 7720] <... exit_group resumed>) = ? [pid 5082] <... close resumed>) = 0 [pid 7720] +++ exited with 0 +++ [pid 5082] rmdir("./850") = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=858, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] mkdir("./851", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] umount2("./856", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 853 [pid 5081] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7721 attached ) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./856/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./856/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./856/binderfs") = 0 [pid 5081] umount2("./856/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7721] chdir("./851" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./856/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./856/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./856" [pid 7721] <... chdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./857", 0777 [pid 7721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7721] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 7722 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 859 [pid 7722] chdir("./857" [pid 7721] setpgid(0, 0 [pid 7722] <... chdir resumed>) = 0 [pid 7722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7722] setpgid(0, 0) = 0 [pid 7721] <... setpgid resumed>) = 0 [pid 7722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7722] <... openat resumed>) = 3 [pid 7722] write(3, "1000", 4) = 4 [pid 7722] close(3) = 0 [pid 7722] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7722] creat("./file0", 000) = 3 [pid 7722] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7721] <... openat resumed>) = 3 [pid 7721] write(3, "1000", 4) = 4 [pid 7721] close(3) = 0 [pid 7721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7721] creat("./file0", 000) = 3 [pid 7721] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7722] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7721] close(3 [pid 7722] close(3) = 0 [pid 7722] close(4) = -1 EBADF (Bad file descriptor) [pid 7722] close(5) = -1 EBADF (Bad file descriptor) [pid 7722] close(6) = -1 EBADF (Bad file descriptor) [pid 7722] close(7) = -1 EBADF (Bad file descriptor) [pid 7722] close(8) = -1 EBADF (Bad file descriptor) [pid 7722] close(9 [pid 7721] <... close resumed>) = 0 [pid 7722] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7722] close(10) = -1 EBADF (Bad file descriptor) [pid 7721] close(4 [pid 7722] close(11) = -1 EBADF (Bad file descriptor) [pid 7722] close(12) = -1 EBADF (Bad file descriptor) [pid 7722] close(13) = -1 EBADF (Bad file descriptor) [pid 7722] close(14) = -1 EBADF (Bad file descriptor) [pid 7722] close(15) = -1 EBADF (Bad file descriptor) [pid 7722] close(16) = -1 EBADF (Bad file descriptor) [pid 7722] close(17) = -1 EBADF (Bad file descriptor) [pid 7722] close(18) = -1 EBADF (Bad file descriptor) [pid 7722] close(19) = -1 EBADF (Bad file descriptor) [pid 7722] close(20) = -1 EBADF (Bad file descriptor) [pid 7722] close(21) = -1 EBADF (Bad file descriptor) [pid 7722] close(22) = -1 EBADF (Bad file descriptor) [pid 7722] close(23) = -1 EBADF (Bad file descriptor) [pid 7722] close(24) = -1 EBADF (Bad file descriptor) [pid 7722] close(25) = -1 EBADF (Bad file descriptor) [pid 7722] close(26) = -1 EBADF (Bad file descriptor) [pid 7722] close(27) = -1 EBADF (Bad file descriptor) [pid 7722] close(28) = -1 EBADF (Bad file descriptor) [pid 7722] close(29) = -1 EBADF (Bad file descriptor) [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7722] exit_group(0 [pid 7721] close(5 [pid 7722] <... exit_group resumed>) = ? [pid 7722] +++ exited with 0 +++ [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7721] close(6) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./857", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7721] close(7 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7721] close(8 [pid 5081] <... openat resumed>) = 3 [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7721] close(9 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(10 [pid 5081] getdents64(3, [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(11 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./857/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7721] close(12 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./857/binderfs", [pid 7721] close(13) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7721] close(14 [pid 5081] unlink("./857/binderfs" [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(15 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./857/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7721] close(16 [pid 5081] lstat("./857/file0", [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(17 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./857/file0" [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(18) = -1 EBADF (Bad file descriptor) [pid 7721] close(19) = -1 EBADF (Bad file descriptor) [pid 7721] close(20) = -1 EBADF (Bad file descriptor) [pid 7721] close(21) = -1 EBADF (Bad file descriptor) [pid 7721] close(22) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7721] close(23) = -1 EBADF (Bad file descriptor) [pid 7721] close(24 [pid 5081] getdents64(3, [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(25 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7721] close(26) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7721] close(27 [pid 5081] rmdir("./857" [pid 7721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7721] close(28) = -1 EBADF (Bad file descriptor) [pid 7721] close(29) = -1 EBADF (Bad file descriptor) [pid 7721] exit_group(0) = ? [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./858", 0777 [pid 7721] +++ exited with 0 +++ [pid 5081] <... mkdir resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=853, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 7723 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 860 [pid 7723] chdir("./858" [pid 5082] <... restart_syscall resumed>) = 0 [pid 7723] <... chdir resumed>) = 0 [pid 7723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7723] setpgid(0, 0) = 0 [pid 7723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] umount2("./851", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7723] <... openat resumed>) = 3 [pid 5082] openat(AT_FDCWD, "./851", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7723] write(3, "1000", 4 [pid 5082] <... openat resumed>) = 3 [pid 7723] <... write resumed>) = 4 [pid 5082] fstat(3, [pid 7723] close(3 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7723] <... close resumed>) = 0 [pid 7723] symlink("/dev/binderfs", "./binderfs" [pid 5082] getdents64(3, [pid 7723] <... symlink resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7723] creat("./file0", 000 [pid 5082] umount2("./851/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7723] <... creat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7723] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] lstat("./851/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./851/binderfs") = 0 [pid 5082] umount2("./851/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./851/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./851/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./851") = 0 [pid 5082] mkdir("./852", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 854 ./strace-static-x86_64: Process 7724 attached [pid 7724] chdir("./852") = 0 [pid 7724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7724] setpgid(0, 0) = 0 [pid 7724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7724] write(3, "1000", 4) = 4 [pid 7724] close(3) = 0 [pid 7724] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7724] creat("./file0", 000) = 3 [pid 7724] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7724] close(3) = 0 [pid 7724] close(4) = -1 EBADF (Bad file descriptor) [pid 7724] close(5) = -1 EBADF (Bad file descriptor) [pid 7724] close(6) = -1 EBADF (Bad file descriptor) [pid 7724] close(7) = -1 EBADF (Bad file descriptor) [pid 7724] close(8) = -1 EBADF (Bad file descriptor) [pid 7724] close(9) = -1 EBADF (Bad file descriptor) [pid 7724] close(10) = -1 EBADF (Bad file descriptor) [pid 7724] close(11) = -1 EBADF (Bad file descriptor) [pid 7724] close(12) = -1 EBADF (Bad file descriptor) [pid 7724] close(13) = -1 EBADF (Bad file descriptor) [pid 7724] close(14) = -1 EBADF (Bad file descriptor) [pid 7724] close(15) = -1 EBADF (Bad file descriptor) [pid 7724] close(16) = -1 EBADF (Bad file descriptor) [pid 7724] close(17) = -1 EBADF (Bad file descriptor) [pid 7724] close(18) = -1 EBADF (Bad file descriptor) [pid 7724] close(19) = -1 EBADF (Bad file descriptor) [pid 7724] close(20 [pid 7723] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7724] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7723] close(3 [pid 7724] close(21) = -1 EBADF (Bad file descriptor) [pid 7724] close(22) = -1 EBADF (Bad file descriptor) [pid 7724] close(23) = -1 EBADF (Bad file descriptor) [pid 7724] close(24 [pid 7723] <... close resumed>) = 0 [pid 7724] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7724] close(25 [pid 7723] close(4 [pid 7724] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7724] close(26) = -1 EBADF (Bad file descriptor) [pid 7724] close(27) = -1 EBADF (Bad file descriptor) [pid 7724] close(28) = -1 EBADF (Bad file descriptor) [pid 7724] close(29) = -1 EBADF (Bad file descriptor) [pid 7724] exit_group(0) = ? [pid 7724] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./852", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./852", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./852/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./852/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./852/binderfs" [pid 7723] close(5) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7723] close(6 [pid 5082] umount2("./852/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./852/file0", [pid 7723] close(7 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./852/file0" [pid 7723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7723] close(8) = -1 EBADF (Bad file descriptor) [pid 7723] close(9) = -1 EBADF (Bad file descriptor) [pid 7723] close(10) = -1 EBADF (Bad file descriptor) [pid 7723] close(11) = -1 EBADF (Bad file descriptor) [pid 7723] close(12) = -1 EBADF (Bad file descriptor) [pid 7723] close(13) = -1 EBADF (Bad file descriptor) [pid 7723] close(14) = -1 EBADF (Bad file descriptor) [pid 7723] close(15) = -1 EBADF (Bad file descriptor) [pid 7723] close(16 [pid 5082] <... unlink resumed>) = 0 [pid 7723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7723] close(17 [pid 5082] <... close resumed>) = 0 [pid 7723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./852" [pid 7723] close(18) = -1 EBADF (Bad file descriptor) [pid 7723] close(19) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7723] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./853", 0777 [pid 7723] close(21) = -1 EBADF (Bad file descriptor) [pid 7723] close(22) = -1 EBADF (Bad file descriptor) [pid 7723] close(23) = -1 EBADF (Bad file descriptor) [pid 7723] close(24) = -1 EBADF (Bad file descriptor) [pid 7723] close(25) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7723] close(26) = -1 EBADF (Bad file descriptor) [pid 7723] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7723] close(28) = -1 EBADF (Bad file descriptor) [pid 7723] close(29) = -1 EBADF (Bad file descriptor) [pid 7723] exit_group(0) = ? ./strace-static-x86_64: Process 7725 attached [pid 7723] +++ exited with 0 +++ [pid 7725] chdir("./853" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 855 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=860, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7725] <... chdir resumed>) = 0 [pid 7725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7725] setpgid(0, 0) = 0 [pid 5081] umount2("./858", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7725] <... openat resumed>) = 3 [pid 5081] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7725] write(3, "1000", 4 [pid 5081] <... openat resumed>) = 3 [pid 7725] <... write resumed>) = 4 [pid 5081] fstat(3, [pid 7725] close(3 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7725] <... close resumed>) = 0 [pid 5081] getdents64(3, [pid 7725] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7725] <... symlink resumed>) = 0 [pid 5081] umount2("./858/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7725] creat("./file0", 000 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7725] <... creat resumed>) = 3 [pid 5081] lstat("./858/binderfs", [pid 7725] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./858/binderfs") = 0 [pid 5081] umount2("./858/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./858/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./858/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./858") = 0 [pid 5081] mkdir("./859", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 861 ./strace-static-x86_64: Process 7726 attached [pid 7726] chdir("./859") = 0 [pid 7726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7726] setpgid(0, 0) = 0 [pid 7726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7726] write(3, "1000", 4) = 4 [pid 7726] close(3) = 0 [pid 7725] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7726] symlink("/dev/binderfs", "./binderfs" [pid 7725] close(3 [pid 7726] <... symlink resumed>) = 0 [pid 7725] <... close resumed>) = 0 [pid 7726] creat("./file0", 000 [pid 7725] close(4 [pid 7726] <... creat resumed>) = 3 [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] close(5) = -1 EBADF (Bad file descriptor) [pid 7725] close(6) = -1 EBADF (Bad file descriptor) [pid 7725] close(7 [pid 7726] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(3 [pid 7725] close(8) = -1 EBADF (Bad file descriptor) [pid 7725] close(9) = -1 EBADF (Bad file descriptor) [pid 7726] <... close resumed>) = 0 [pid 7725] close(10 [pid 7726] close(4) = -1 EBADF (Bad file descriptor) [pid 7726] close(5) = -1 EBADF (Bad file descriptor) [pid 7726] close(6) = -1 EBADF (Bad file descriptor) [pid 7726] close(7) = -1 EBADF (Bad file descriptor) [pid 7726] close(8) = -1 EBADF (Bad file descriptor) [pid 7726] close(9) = -1 EBADF (Bad file descriptor) [pid 7726] close(10) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(11) = -1 EBADF (Bad file descriptor) [pid 7725] close(11 [pid 7726] close(12) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(13) = -1 EBADF (Bad file descriptor) [pid 7725] close(12 [pid 7726] close(14) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(15) = -1 EBADF (Bad file descriptor) [pid 7725] close(13 [pid 7726] close(16) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(17 [pid 7725] close(14 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(18 [pid 7725] close(15 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(19 [pid 7725] close(16 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(20 [pid 7725] close(17 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(21 [pid 7725] close(18 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(22 [pid 7725] close(19 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(23 [pid 7725] close(20 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(24 [pid 7725] close(21 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(25 [pid 7725] close(22 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(26 [pid 7725] close(23 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(27 [pid 7725] close(24 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(28 [pid 7725] close(25 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] close(29 [pid 7725] close(26 [pid 7726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] exit_group(0 [pid 7725] close(27 [pid 7726] <... exit_group resumed>) = ? [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7726] +++ exited with 0 +++ [pid 7725] close(28) = -1 EBADF (Bad file descriptor) [pid 7725] close(29 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=861, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7725] exit_group(0) = ? [pid 7725] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=855, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] umount2("./859", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./853", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] openat(AT_FDCWD, "./853", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5081] getdents64(3, [pid 5082] fstat(3, [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] umount2("./859/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./859/binderfs", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] umount2("./853/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./859/binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] lstat("./853/binderfs", [pid 5081] umount2("./859/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./853/binderfs" [pid 5081] lstat("./859/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] unlink("./859/file0" [pid 5082] umount2("./853/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] getdents64(3, [pid 5082] lstat("./853/file0", [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] unlink("./853/file0" [pid 5081] rmdir("./859") = 0 [pid 5081] mkdir("./860", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 862 ./strace-static-x86_64: Process 7727 attached [pid 5082] <... unlink resumed>) = 0 [pid 7727] chdir("./860" [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./853") = 0 [pid 5082] mkdir("./854", 0777 [pid 7727] <... chdir resumed>) = 0 [pid 7727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... mkdir resumed>) = 0 [pid 7727] <... prctl resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7727] setpgid(0, 0) = 0 [pid 7727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 7728 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 856 [pid 7728] chdir("./854") = 0 [pid 7727] <... openat resumed>) = 3 [pid 7728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7727] write(3, "1000", 4 [pid 7728] setpgid(0, 0 [pid 7727] <... write resumed>) = 4 [pid 7728] <... setpgid resumed>) = 0 [pid 7727] close(3 [pid 7728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7727] <... close resumed>) = 0 [pid 7728] <... openat resumed>) = 3 [pid 7727] symlink("/dev/binderfs", "./binderfs" [pid 7728] write(3, "1000", 4 [pid 7727] <... symlink resumed>) = 0 [pid 7728] <... write resumed>) = 4 [pid 7728] close(3 [pid 7727] creat("./file0", 000 [pid 7728] <... close resumed>) = 0 [pid 7727] <... creat resumed>) = 3 [pid 7728] symlink("/dev/binderfs", "./binderfs" [pid 7727] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7728] <... symlink resumed>) = 0 [pid 7728] creat("./file0", 000) = 3 [pid 7728] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7727] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7728] close(3) = 0 [pid 7728] close(4 [pid 7727] close(3 [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(5 [pid 7727] <... close resumed>) = 0 [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(6) = -1 EBADF (Bad file descriptor) [pid 7727] close(4) = -1 EBADF (Bad file descriptor) [pid 7728] close(7 [pid 7727] close(5 [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(8) = -1 EBADF (Bad file descriptor) [pid 7728] close(9) = -1 EBADF (Bad file descriptor) [pid 7728] close(10) = -1 EBADF (Bad file descriptor) [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(11) = -1 EBADF (Bad file descriptor) [pid 7728] close(12) = -1 EBADF (Bad file descriptor) [pid 7728] close(13) = -1 EBADF (Bad file descriptor) [pid 7728] close(14 [pid 7727] close(6 [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(15) = -1 EBADF (Bad file descriptor) [pid 7728] close(16) = -1 EBADF (Bad file descriptor) [pid 7728] close(17) = -1 EBADF (Bad file descriptor) [pid 7728] close(18) = -1 EBADF (Bad file descriptor) [pid 7728] close(19) = -1 EBADF (Bad file descriptor) [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(20) = -1 EBADF (Bad file descriptor) [pid 7728] close(21) = -1 EBADF (Bad file descriptor) [pid 7728] close(22) = -1 EBADF (Bad file descriptor) [pid 7727] close(7 [pid 7728] close(23) = -1 EBADF (Bad file descriptor) [pid 7728] close(24 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] close(25) = -1 EBADF (Bad file descriptor) [pid 7728] close(26) = -1 EBADF (Bad file descriptor) [pid 7728] close(27) = -1 EBADF (Bad file descriptor) [pid 7728] close(28) = -1 EBADF (Bad file descriptor) [pid 7727] close(8 [pid 7728] close(29 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7727] close(9 [pid 7728] exit_group(0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7728] <... exit_group resumed>) = ? [pid 7727] close(10 [pid 7728] +++ exited with 0 +++ [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7727] close(11) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=856, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./854", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] close(12 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./854", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7727] close(13 [pid 5082] <... openat resumed>) = 3 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7727] close(14 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7727] close(15 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./854/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] close(16 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./854/binderfs", [pid 7727] close(17 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./854/binderfs" [pid 7727] close(18 [pid 5082] <... unlink resumed>) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./854/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] close(19 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./854/file0", [pid 7727] close(20 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./854/file0" [pid 7727] close(21 [pid 5082] <... unlink resumed>) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7727] close(22 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7727] close(23 [pid 5082] <... close resumed>) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./854" [pid 7727] close(24 [pid 5082] <... rmdir resumed>) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./855", 0777 [pid 7727] close(25 [pid 5082] <... mkdir resumed>) = 0 [pid 7727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7727] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 857 [pid 7727] close(27) = -1 EBADF (Bad file descriptor) [pid 7727] close(28) = -1 EBADF (Bad file descriptor) [pid 7727] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7729 attached [pid 7727] exit_group(0) = ? [pid 7729] chdir("./855") = 0 [pid 7729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7727] +++ exited with 0 +++ [pid 7729] setpgid(0, 0) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=862, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] umount2("./860", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 7729] <... openat resumed>) = 3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7729] write(3, "1000", 4 [pid 5081] umount2("./860/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7729] <... write resumed>) = 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./860/binderfs", [pid 7729] close(3 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7729] <... close resumed>) = 0 [pid 5081] unlink("./860/binderfs" [pid 7729] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./860/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7729] <... symlink resumed>) = 0 [pid 5081] lstat("./860/file0", [pid 7729] creat("./file0", 000 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./860/file0" [pid 7729] <... creat resumed>) = 3 [pid 7729] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./860") = 0 [pid 5081] mkdir("./861", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7730 attached , child_tidptr=0x555556beb5d0) = 863 [pid 7730] chdir("./861") = 0 [pid 7730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7730] setpgid(0, 0) = 0 [pid 7730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7730] write(3, "1000", 4) = 4 [pid 7730] close(3) = 0 [pid 7730] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7730] creat("./file0", 000) = 3 [pid 7730] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7729] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7729] close(3 [pid 7730] close(3 [pid 7729] <... close resumed>) = 0 [pid 7729] close(4) = -1 EBADF (Bad file descriptor) [pid 7729] close(5) = -1 EBADF (Bad file descriptor) [pid 7729] close(6 [pid 7730] <... close resumed>) = 0 [pid 7729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] close(7) = -1 EBADF (Bad file descriptor) [pid 7729] close(8) = -1 EBADF (Bad file descriptor) [pid 7729] close(9) = -1 EBADF (Bad file descriptor) [pid 7730] close(4) = -1 EBADF (Bad file descriptor) [pid 7729] close(10) = -1 EBADF (Bad file descriptor) [pid 7730] close(5 [pid 7729] close(11) = -1 EBADF (Bad file descriptor) [pid 7729] close(12 [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] close(13) = -1 EBADF (Bad file descriptor) [pid 7729] close(14) = -1 EBADF (Bad file descriptor) [pid 7729] close(15) = -1 EBADF (Bad file descriptor) [pid 7729] close(16 [pid 7730] close(6) = -1 EBADF (Bad file descriptor) [pid 7730] close(7 [pid 7729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] close(17) = -1 EBADF (Bad file descriptor) [pid 7729] close(18) = -1 EBADF (Bad file descriptor) [pid 7730] close(8) = -1 EBADF (Bad file descriptor) [pid 7729] close(19) = -1 EBADF (Bad file descriptor) [pid 7729] close(20) = -1 EBADF (Bad file descriptor) [pid 7729] close(21) = -1 EBADF (Bad file descriptor) [pid 7729] close(22) = -1 EBADF (Bad file descriptor) [pid 7729] close(23) = -1 EBADF (Bad file descriptor) [pid 7729] close(24) = -1 EBADF (Bad file descriptor) [pid 7729] close(25) = -1 EBADF (Bad file descriptor) [pid 7729] close(26) = -1 EBADF (Bad file descriptor) [pid 7729] close(27) = -1 EBADF (Bad file descriptor) [pid 7729] close(28 [pid 7730] close(9 [pid 7729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] close(29 [pid 7730] close(10 [pid 7729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7729] exit_group(0) = ? [pid 7730] close(11 [pid 7729] +++ exited with 0 +++ [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=857, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7730] close(12 [pid 5082] umount2("./855", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7730] close(13 [pid 5082] openat(AT_FDCWD, "./855", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7730] close(14 [pid 5082] fstat(3, [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7730] close(15 [pid 5082] getdents64(3, [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7730] close(16 [pid 5082] umount2("./855/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7730] close(17 [pid 5082] lstat("./855/binderfs", [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7730] close(18 [pid 5082] unlink("./855/binderfs" [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7730] close(19 [pid 5082] umount2("./855/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7730] close(20 [pid 5082] lstat("./855/file0", [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7730] close(21 [pid 5082] unlink("./855/file0" [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7730] close(22 [pid 5082] getdents64(3, [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7730] close(23 [pid 5082] close(3 [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7730] close(24 [pid 5082] rmdir("./855" [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7730] close(25 [pid 5082] mkdir("./856", 0777 [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7730] close(26 [pid 5082] <... mkdir resumed>) = 0 [pid 7730] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7730] close(27) = -1 EBADF (Bad file descriptor) [pid 7730] close(28) = -1 EBADF (Bad file descriptor) [pid 7730] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7731 attached [pid 7730] exit_group(0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 858 [pid 7731] chdir("./856" [pid 7730] <... exit_group resumed>) = ? [pid 7731] <... chdir resumed>) = 0 [pid 7730] +++ exited with 0 +++ [pid 7731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7731] <... prctl resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7731] setpgid(0, 0) = 0 [pid 5081] umount2("./861", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7731] <... openat resumed>) = 3 [pid 5081] <... openat resumed>) = 3 [pid 7731] write(3, "1000", 4 [pid 5081] fstat(3, [pid 7731] <... write resumed>) = 4 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7731] close(3 [pid 5081] getdents64(3, [pid 7731] <... close resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./861/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./861/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./861/binderfs") = 0 [pid 5081] umount2("./861/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./861/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./861/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./861" [pid 7731] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./862", 0777 [pid 7731] <... symlink resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 7731] creat("./file0", 000 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7732 attached [pid 7731] <... creat resumed>) = 3 [pid 7731] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 864 [pid 7732] chdir("./862") = 0 [pid 7732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7732] setpgid(0, 0) = 0 [pid 7732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7732] write(3, "1000", 4) = 4 [pid 7732] close(3) = 0 [pid 7732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7732] creat("./file0", 000) = 3 [pid 7732] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7731] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7731] close(3 [pid 7732] close(3) = 0 [pid 7732] close(4) = -1 EBADF (Bad file descriptor) [pid 7732] close(5) = -1 EBADF (Bad file descriptor) [pid 7732] close(6) = -1 EBADF (Bad file descriptor) [pid 7732] close(7 [pid 7731] <... close resumed>) = 0 [pid 7731] close(4) = -1 EBADF (Bad file descriptor) [pid 7731] close(5) = -1 EBADF (Bad file descriptor) [pid 7731] close(6) = -1 EBADF (Bad file descriptor) [pid 7731] close(7 [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] close(8) = -1 EBADF (Bad file descriptor) [pid 7732] close(9) = -1 EBADF (Bad file descriptor) [pid 7732] close(10) = -1 EBADF (Bad file descriptor) [pid 7732] close(11) = -1 EBADF (Bad file descriptor) [pid 7732] close(12) = -1 EBADF (Bad file descriptor) [pid 7732] close(13) = -1 EBADF (Bad file descriptor) [pid 7732] close(14 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(8 [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] close(15) = -1 EBADF (Bad file descriptor) [pid 7732] close(16) = -1 EBADF (Bad file descriptor) [pid 7732] close(17) = -1 EBADF (Bad file descriptor) [pid 7732] close(18 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(9 [pid 7732] close(19 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(10 [pid 7732] close(20 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(11 [pid 7732] close(21 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(12) = -1 EBADF (Bad file descriptor) [pid 7732] close(22) = -1 EBADF (Bad file descriptor) [pid 7731] close(13 [pid 7732] close(23 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(14 [pid 7732] close(24 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(15 [pid 7732] close(25 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(16 [pid 7732] close(26 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(17 [pid 7732] close(27 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(18) = -1 EBADF (Bad file descriptor) [pid 7731] close(19) = -1 EBADF (Bad file descriptor) [pid 7731] close(20) = -1 EBADF (Bad file descriptor) [pid 7731] close(21) = -1 EBADF (Bad file descriptor) [pid 7731] close(22) = -1 EBADF (Bad file descriptor) [pid 7731] close(23) = -1 EBADF (Bad file descriptor) [pid 7731] close(24) = -1 EBADF (Bad file descriptor) [pid 7731] close(25) = -1 EBADF (Bad file descriptor) [pid 7731] close(26) = -1 EBADF (Bad file descriptor) [pid 7731] close(27) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(28 [pid 7732] close(28 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] close(29 [pid 7732] close(29 [pid 7731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7731] exit_group(0 [pid 7732] exit_group(0 [pid 7731] <... exit_group resumed>) = ? [pid 7732] <... exit_group resumed>) = ? [pid 7731] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] umount2("./856", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./856", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7732] +++ exited with 0 +++ [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./862", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./856/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./856/binderfs", [pid 5081] <... openat resumed>) = 3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] fstat(3, [pid 5082] unlink("./856/binderfs" [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./856/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./862/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] lstat("./856/file0", [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] lstat("./862/binderfs", [pid 5082] unlink("./856/file0" [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] unlink("./862/binderfs" [pid 5082] getdents64(3, [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] umount2("./862/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] close(3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... close resumed>) = 0 [pid 5081] lstat("./862/file0", [pid 5082] rmdir("./856" [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] unlink("./862/file0" [pid 5082] mkdir("./857", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7733 attached [pid 5081] getdents64(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 859 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 7733] chdir("./857" [pid 5081] rmdir("./862" [pid 7733] <... chdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] mkdir("./863", 0777 [pid 7733] <... prctl resumed>) = 0 [pid 7733] setpgid(0, 0) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 7734 attached ) = 3 [pid 7733] write(3, "1000", 4 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 865 [pid 7734] chdir("./863" [pid 7733] <... write resumed>) = 4 [pid 7733] close(3 [pid 7734] <... chdir resumed>) = 0 [pid 7733] <... close resumed>) = 0 [pid 7734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7733] symlink("/dev/binderfs", "./binderfs" [pid 7734] <... prctl resumed>) = 0 [pid 7734] setpgid(0, 0 [pid 7733] <... symlink resumed>) = 0 [pid 7734] <... setpgid resumed>) = 0 [pid 7733] creat("./file0", 000 [pid 7734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7733] <... creat resumed>) = 3 [pid 7734] <... openat resumed>) = 3 [pid 7733] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7734] write(3, "1000", 4) = 4 [pid 7734] close(3) = 0 [pid 7734] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7734] creat("./file0", 000) = 3 [pid 7734] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7733] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7734] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7734] close(3 [pid 7733] close(3 [pid 7734] <... close resumed>) = 0 [pid 7734] close(4) = -1 EBADF (Bad file descriptor) [pid 7734] close(5) = -1 EBADF (Bad file descriptor) [pid 7734] close(6) = -1 EBADF (Bad file descriptor) [pid 7734] close(7 [pid 7733] <... close resumed>) = 0 [pid 7733] close(4 [pid 7734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] close(8) = -1 EBADF (Bad file descriptor) [pid 7734] close(9) = -1 EBADF (Bad file descriptor) [pid 7734] close(10) = -1 EBADF (Bad file descriptor) [pid 7734] close(11) = -1 EBADF (Bad file descriptor) [pid 7734] close(12) = -1 EBADF (Bad file descriptor) [pid 7734] close(13) = -1 EBADF (Bad file descriptor) [pid 7734] close(14) = -1 EBADF (Bad file descriptor) [pid 7734] close(15) = -1 EBADF (Bad file descriptor) [pid 7734] close(16) = -1 EBADF (Bad file descriptor) [pid 7734] close(17) = -1 EBADF (Bad file descriptor) [pid 7734] close(18) = -1 EBADF (Bad file descriptor) [pid 7734] close(19) = -1 EBADF (Bad file descriptor) [pid 7734] close(20) = -1 EBADF (Bad file descriptor) [pid 7734] close(21) = -1 EBADF (Bad file descriptor) [pid 7734] close(22) = -1 EBADF (Bad file descriptor) [pid 7734] close(23) = -1 EBADF (Bad file descriptor) [pid 7734] close(24) = -1 EBADF (Bad file descriptor) [pid 7734] close(25 [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] close(26) = -1 EBADF (Bad file descriptor) [pid 7734] close(27) = -1 EBADF (Bad file descriptor) [pid 7734] close(28) = -1 EBADF (Bad file descriptor) [pid 7733] close(5 [pid 7734] close(29 [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] exit_group(0) = ? [pid 7733] close(6) = -1 EBADF (Bad file descriptor) [pid 7734] +++ exited with 0 +++ [pid 7733] close(7 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=865, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7733] close(8 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5081] umount2("./863", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7733] close(9 [pid 5081] getdents64(3, [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7733] close(10 [pid 5081] umount2("./863/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./863/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./863/binderfs" [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7733] close(11 [pid 5081] umount2("./863/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7733] close(12 [pid 5081] lstat("./863/file0", [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7733] close(13 [pid 5081] unlink("./863/file0" [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7733] close(14 [pid 5081] getdents64(3, [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7733] close(15 [pid 5081] close(3 [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./863" [pid 7733] close(16 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./864", 0777 [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... mkdir resumed>) = 0 [pid 7733] close(17 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7733] close(18 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 866 [pid 7733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7733] close(19) = -1 EBADF (Bad file descriptor) [pid 7733] close(20) = -1 EBADF (Bad file descriptor) [pid 7733] close(21) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7735 attached [pid 7733] close(22) = -1 EBADF (Bad file descriptor) [pid 7733] close(23) = -1 EBADF (Bad file descriptor) [pid 7733] close(24) = -1 EBADF (Bad file descriptor) [pid 7733] close(25) = -1 EBADF (Bad file descriptor) [pid 7733] close(26) = -1 EBADF (Bad file descriptor) [pid 7735] chdir("./864" [pid 7733] close(27) = -1 EBADF (Bad file descriptor) [pid 7733] close(28) = -1 EBADF (Bad file descriptor) [pid 7733] close(29) = -1 EBADF (Bad file descriptor) [pid 7733] exit_group(0 [pid 7735] <... chdir resumed>) = 0 [pid 7733] <... exit_group resumed>) = ? [pid 7735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7735] setpgid(0, 0) = 0 [pid 7735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7733] +++ exited with 0 +++ [pid 7735] write(3, "1000", 4) = 4 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7735] close(3 [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7735] <... close resumed>) = 0 [pid 5082] <... restart_syscall resumed>) = 0 [pid 7735] symlink("/dev/binderfs", "./binderfs" [pid 5082] umount2("./857", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./857", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7735] <... symlink resumed>) = 0 [pid 5082] <... openat resumed>) = 3 [pid 7735] creat("./file0", 000 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7735] <... creat resumed>) = 3 [pid 5082] umount2("./857/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7735] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./857/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./857/binderfs") = 0 [pid 5082] umount2("./857/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./857/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./857/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./857") = 0 [pid 5082] mkdir("./858", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 860 ./strace-static-x86_64: Process 7736 attached [pid 7736] chdir("./858") = 0 [pid 7736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7736] setpgid(0, 0) = 0 [pid 7736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7736] write(3, "1000", 4) = 4 [pid 7736] close(3) = 0 [pid 7736] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7736] creat("./file0", 000) = 3 [pid 7736] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7736] close(3) = 0 [pid 7736] close(4) = -1 EBADF (Bad file descriptor) [pid 7736] close(5 [pid 7735] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(3 [pid 7736] close(6 [pid 7735] <... close resumed>) = 0 [pid 7735] close(4 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(7) = -1 EBADF (Bad file descriptor) [pid 7736] close(8) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(5 [pid 7736] close(9) = -1 EBADF (Bad file descriptor) [pid 7736] close(10) = -1 EBADF (Bad file descriptor) [pid 7736] close(11 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(6) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(12) = -1 EBADF (Bad file descriptor) [pid 7736] close(13) = -1 EBADF (Bad file descriptor) [pid 7736] close(14) = -1 EBADF (Bad file descriptor) [pid 7736] close(15 [pid 7735] close(7) = -1 EBADF (Bad file descriptor) [pid 7735] close(8) = -1 EBADF (Bad file descriptor) [pid 7735] close(9 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(16 [pid 7735] close(10 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(11 [pid 7736] close(17 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(12) = -1 EBADF (Bad file descriptor) [pid 7735] close(13) = -1 EBADF (Bad file descriptor) [pid 7735] close(14 [pid 7736] close(18 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(15 [pid 7736] close(19 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(16) = -1 EBADF (Bad file descriptor) [pid 7735] close(17) = -1 EBADF (Bad file descriptor) [pid 7735] close(18) = -1 EBADF (Bad file descriptor) [pid 7735] close(19 [pid 7736] close(20 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(20 [pid 7736] close(21 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(21 [pid 7736] close(22 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(22 [pid 7736] close(23 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(23 [pid 7736] close(24 [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] close(24 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(25 [pid 7735] close(25 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(26 [pid 7735] close(26 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(27 [pid 7735] close(27 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(28 [pid 7735] close(28 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] close(29 [pid 7735] close(29 [pid 7736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7736] exit_group(0) = ? [pid 7736] +++ exited with 0 +++ [pid 7735] exit_group(0) = ? [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=860, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./858", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./858", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, [pid 7735] +++ exited with 0 +++ [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=866, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./858/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./858/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./858/binderfs") = 0 [pid 5082] umount2("./858/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./858/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./858/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] umount2("./864", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] close(3) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] rmdir("./858") = 0 [pid 5081] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] mkdir("./859", 0777) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] fstat(3, [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 861 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, ./strace-static-x86_64: Process 7737 attached 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./864/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./864/binderfs", [pid 7737] chdir("./859") = 0 [pid 7737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./864/binderfs") = 0 [pid 5081] umount2("./864/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7737] setpgid(0, 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7737] <... setpgid resumed>) = 0 [pid 5081] lstat("./864/file0", [pid 7737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./864/file0" [pid 7737] <... openat resumed>) = 3 [pid 7737] write(3, "1000", 4) = 4 [pid 7737] close(3) = 0 [pid 7737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7737] creat("./file0", 000) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 7737] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./864") = 0 [pid 5081] mkdir("./865", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 867 ./strace-static-x86_64: Process 7738 attached [pid 7738] chdir("./865") = 0 [pid 7738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7738] setpgid(0, 0) = 0 [pid 7738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7738] write(3, "1000", 4) = 4 [pid 7738] close(3) = 0 [pid 7738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7738] creat("./file0", 000) = 3 [pid 7738] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7737] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7737] close(3) = 0 [pid 7737] close(4 [pid 7738] close(3 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] <... close resumed>) = 0 [pid 7738] close(4 [pid 7737] close(5) = -1 EBADF (Bad file descriptor) [pid 7737] close(6 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(5) = -1 EBADF (Bad file descriptor) [pid 7737] close(7 [pid 7738] close(6 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(8 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(7) = -1 EBADF (Bad file descriptor) [pid 7737] close(9) = -1 EBADF (Bad file descriptor) [pid 7737] close(10 [pid 7738] close(8 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(11 [pid 7738] close(9 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(12 [pid 7738] close(10) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(11 [pid 7737] close(13 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(12 [pid 7737] close(14 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(13 [pid 7737] close(15 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(14 [pid 7737] close(16 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(15 [pid 7737] close(17 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(16 [pid 7737] close(18 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(17 [pid 7737] close(19 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(18 [pid 7737] close(20 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(19) = -1 EBADF (Bad file descriptor) [pid 7738] close(20) = -1 EBADF (Bad file descriptor) [pid 7738] close(21) = -1 EBADF (Bad file descriptor) [pid 7738] close(22) = -1 EBADF (Bad file descriptor) [pid 7738] close(23) = -1 EBADF (Bad file descriptor) [pid 7738] close(24 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(21 [pid 7738] close(25) = -1 EBADF (Bad file descriptor) [pid 7738] close(26 [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(27 [pid 7737] close(22 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(28 [pid 7737] close(23 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7738] close(29 [pid 7737] close(24 [pid 7738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(25) = -1 EBADF (Bad file descriptor) [pid 7738] exit_group(0 [pid 7737] close(26 [pid 7738] <... exit_group resumed>) = ? [pid 7737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7737] close(27) = -1 EBADF (Bad file descriptor) [pid 7737] close(28) = -1 EBADF (Bad file descriptor) [pid 7737] close(29) = -1 EBADF (Bad file descriptor) [pid 7737] exit_group(0) = ? [pid 7738] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=867, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] umount2("./865", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7737] +++ exited with 0 +++ [pid 5081] <... openat resumed>) = 3 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=861, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./865/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./865/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] umount2("./859", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./865/binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./859", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] umount2("./865/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... openat resumed>) = 3 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] fstat(3, [pid 5081] lstat("./865/file0", [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] unlink("./865/file0" [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... unlink resumed>) = 0 [pid 5082] umount2("./859/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] getdents64(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] lstat("./859/binderfs", [pid 5081] close(3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] unlink("./859/binderfs" [pid 5081] rmdir("./865" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] umount2("./859/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] mkdir("./866", 0777 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... mkdir resumed>) = 0 [pid 5082] lstat("./859/file0", [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 ./strace-static-x86_64: Process 7739 attached [pid 5082] unlink("./859/file0" [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 868 [pid 7739] chdir("./866") = 0 [pid 7739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7739] setpgid(0, 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 7739] <... setpgid resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 7739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] rmdir("./859" [pid 7739] <... openat resumed>) = 3 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./860", 0777 [pid 7739] write(3, "1000", 4 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7740 attached [pid 7739] <... write resumed>) = 4 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 862 [pid 7739] close(3 [pid 7740] chdir("./860" [pid 7739] <... close resumed>) = 0 [pid 7739] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7739] creat("./file0", 000) = 3 [pid 7739] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7740] <... chdir resumed>) = 0 [pid 7740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7740] setpgid(0, 0) = 0 [pid 7740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7740] write(3, "1000", 4) = 4 [pid 7740] close(3) = 0 [pid 7740] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7740] creat("./file0", 000) = 3 [pid 7740] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7739] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7739] close(3) = 0 [pid 7739] close(4) = -1 EBADF (Bad file descriptor) [pid 7739] close(5) = -1 EBADF (Bad file descriptor) [pid 7739] close(6) = -1 EBADF (Bad file descriptor) [pid 7739] close(7) = -1 EBADF (Bad file descriptor) [pid 7739] close(8) = -1 EBADF (Bad file descriptor) [pid 7739] close(9) = -1 EBADF (Bad file descriptor) [pid 7739] close(10) = -1 EBADF (Bad file descriptor) [pid 7739] close(11) = -1 EBADF (Bad file descriptor) [pid 7739] close(12) = -1 EBADF (Bad file descriptor) [pid 7739] close(13) = -1 EBADF (Bad file descriptor) [pid 7739] close(14) = -1 EBADF (Bad file descriptor) [pid 7739] close(15) = -1 EBADF (Bad file descriptor) [pid 7739] close(16) = -1 EBADF (Bad file descriptor) [pid 7739] close(17) = -1 EBADF (Bad file descriptor) [pid 7739] close(18) = -1 EBADF (Bad file descriptor) [pid 7739] close(19) = -1 EBADF (Bad file descriptor) [pid 7739] close(20) = -1 EBADF (Bad file descriptor) [pid 7739] close(21) = -1 EBADF (Bad file descriptor) [pid 7739] close(22) = -1 EBADF (Bad file descriptor) [pid 7739] close(23) = -1 EBADF (Bad file descriptor) [pid 7739] close(24) = -1 EBADF (Bad file descriptor) [pid 7739] close(25) = -1 EBADF (Bad file descriptor) [pid 7739] close(26) = -1 EBADF (Bad file descriptor) [pid 7739] close(27) = -1 EBADF (Bad file descriptor) [pid 7739] close(28) = -1 EBADF (Bad file descriptor) [pid 7739] close(29) = -1 EBADF (Bad file descriptor) [pid 7739] exit_group(0) = ? [pid 7740] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7740] close(3) = 0 [pid 7739] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=868, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7740] close(4) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7740] close(5) = -1 EBADF (Bad file descriptor) [pid 7740] close(6 [pid 5081] <... restart_syscall resumed>) = 0 [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7740] close(7 [pid 5081] umount2("./866", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7740] close(8 [pid 5081] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7740] close(9) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7740] close(10 [pid 5081] fstat(3, [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7740] close(11 [pid 5081] getdents64(3, [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7740] close(12 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./866/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./866/binderfs", [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7740] close(13 [pid 5081] unlink("./866/binderfs" [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7740] close(14) = -1 EBADF (Bad file descriptor) [pid 7740] close(15 [pid 5081] <... unlink resumed>) = 0 [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./866/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7740] close(16 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./866/file0", [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7740] close(17 [pid 5081] unlink("./866/file0" [pid 7740] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7740] close(18) = -1 EBADF (Bad file descriptor) [pid 7740] close(19) = -1 EBADF (Bad file descriptor) [pid 7740] close(20) = -1 EBADF (Bad file descriptor) [pid 7740] close(21) = -1 EBADF (Bad file descriptor) [pid 7740] close(22) = -1 EBADF (Bad file descriptor) [pid 7740] close(23) = -1 EBADF (Bad file descriptor) [pid 7740] close(24) = -1 EBADF (Bad file descriptor) [pid 7740] close(25) = -1 EBADF (Bad file descriptor) [pid 7740] close(26) = -1 EBADF (Bad file descriptor) [pid 7740] close(27) = -1 EBADF (Bad file descriptor) [pid 7740] close(28) = -1 EBADF (Bad file descriptor) [pid 7740] close(29) = -1 EBADF (Bad file descriptor) [pid 7740] exit_group(0) = ? [pid 7740] +++ exited with 0 +++ [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=862, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./860", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./860", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] close(3 [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] <... close resumed>) = 0 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] rmdir("./866" [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./860/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... rmdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./860/binderfs", [pid 5081] mkdir("./867", 0777 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./860/binderfs") = 0 [pid 5082] umount2("./860/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... mkdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] lstat("./860/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./860/file0") = 0 ./strace-static-x86_64: Process 7741 attached [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 869 [pid 5082] close(3) = 0 [pid 5082] rmdir("./860" [pid 7741] chdir("./867" [pid 5082] <... rmdir resumed>) = 0 [pid 7741] <... chdir resumed>) = 0 [pid 5082] mkdir("./861", 0777 [pid 7741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7741] setpgid(0, 0) = 0 [pid 7741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7741] <... openat resumed>) = 3 [pid 7741] write(3, "1000", 4) = 4 [pid 7741] close(3) = 0 [pid 7741] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 863 [pid 7741] <... symlink resumed>) = 0 [pid 7741] creat("./file0", 000) = 3 [pid 7741] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7742 attached [pid 7742] chdir("./861") = 0 [pid 7742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7742] setpgid(0, 0) = 0 [pid 7742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7742] write(3, "1000", 4) = 4 [pid 7742] close(3) = 0 [pid 7742] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7742] creat("./file0", 000) = 3 [pid 7742] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7742] close(3 [pid 7741] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7741] close(3 [pid 7742] <... close resumed>) = 0 [pid 7741] <... close resumed>) = 0 [pid 7742] close(4) = -1 EBADF (Bad file descriptor) [pid 7741] close(4 [pid 7742] close(5 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(5 [pid 7742] close(6 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(6 [pid 7742] close(7 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(7 [pid 7742] close(8 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(8 [pid 7742] close(9 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(9 [pid 7742] close(10 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(10 [pid 7742] close(11 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(11 [pid 7742] close(12 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(12 [pid 7742] close(13 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(13 [pid 7742] close(14 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(14 [pid 7742] close(15 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(15 [pid 7742] close(16 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(16) = -1 EBADF (Bad file descriptor) [pid 7742] close(17 [pid 7741] close(17 [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] close(18) = -1 EBADF (Bad file descriptor) [pid 7741] close(18 [pid 7742] close(19 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(19 [pid 7742] close(20 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(20 [pid 7742] close(21 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(21 [pid 7742] close(22 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(22 [pid 7742] close(23 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(23 [pid 7742] close(24 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(24 [pid 7742] close(25 [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(25 [pid 7742] close(26) = -1 EBADF (Bad file descriptor) [pid 7742] close(27) = -1 EBADF (Bad file descriptor) [pid 7742] close(28) = -1 EBADF (Bad file descriptor) [pid 7742] close(29) = -1 EBADF (Bad file descriptor) [pid 7742] exit_group(0) = ? [pid 7741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7741] close(26) = -1 EBADF (Bad file descriptor) [pid 7742] +++ exited with 0 +++ [pid 7741] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=863, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7741] close(28) = -1 EBADF (Bad file descriptor) [pid 7741] close(29) = -1 EBADF (Bad file descriptor) [pid 7741] exit_group(0) = ? [pid 7741] +++ exited with 0 +++ [pid 5082] umount2("./861", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=869, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] openat(AT_FDCWD, "./861", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] <... openat resumed>) = 3 [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] umount2("./867", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./861/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./861/binderfs", [pid 5081] <... openat resumed>) = 3 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] fstat(3, [pid 5082] unlink("./861/binderfs" [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./861/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] getdents64(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] lstat("./861/file0", [pid 5081] umount2("./867/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./861/file0" [pid 5081] lstat("./867/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./867/binderfs") = 0 [pid 5081] umount2("./867/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] lstat("./867/file0", [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] close(3 [pid 5081] unlink("./867/file0" [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./861") = 0 [pid 5082] mkdir("./862", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7743 attached [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 864 [pid 7743] chdir("./862" [pid 5081] close(3 [pid 7743] <... chdir resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 7743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] rmdir("./867" [pid 7743] <... prctl resumed>) = 0 [pid 7743] setpgid(0, 0) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] mkdir("./868", 0777 [pid 7743] <... openat resumed>) = 3 [pid 5081] <... mkdir resumed>) = 0 [pid 7743] write(3, "1000", 4 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7743] <... write resumed>) = 4 [pid 7743] close(3) = 0 [pid 7743] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7743] creat("./file0", 000) = 3 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 870 [pid 7743] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7744 attached [pid 7744] chdir("./868") = 0 [pid 7744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7744] setpgid(0, 0) = 0 [pid 7744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7744] write(3, "1000", 4) = 4 [pid 7744] close(3) = 0 [pid 7744] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7744] creat("./file0", 000) = 3 [pid 7744] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7743] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7743] close(3) = 0 [pid 7743] close(4) = -1 EBADF (Bad file descriptor) [pid 7743] close(5) = -1 EBADF (Bad file descriptor) [pid 7743] close(6) = -1 EBADF (Bad file descriptor) [pid 7743] close(7) = -1 EBADF (Bad file descriptor) [pid 7743] close(8) = -1 EBADF (Bad file descriptor) [pid 7743] close(9 [pid 7744] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(10 [pid 7744] close(3 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = 0 [pid 7743] close(11 [pid 7744] close(4 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(12) = -1 EBADF (Bad file descriptor) [pid 7743] close(13 [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] close(5 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(14 [pid 7744] close(6 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(15 [pid 7744] close(7 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(16 [pid 7744] close(8 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(17 [pid 7744] close(9 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(18 [pid 7744] close(10 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(19 [pid 7744] close(11 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(20 [pid 7744] close(12 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(21 [pid 7744] close(13 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(22 [pid 7744] close(14 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(23 [pid 7744] close(15 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(24 [pid 7744] close(16 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(25 [pid 7744] close(17 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(26 [pid 7744] close(18 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(27 [pid 7744] close(19 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(28 [pid 7744] close(20 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] close(29 [pid 7744] close(21 [pid 7743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] exit_group(0 [pid 7744] close(22 [pid 7743] <... exit_group resumed>) = ? [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7743] +++ exited with 0 +++ [pid 7744] close(23 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] close(24) = -1 EBADF (Bad file descriptor) [pid 7744] close(25) = -1 EBADF (Bad file descriptor) [pid 7744] close(26 [pid 5082] umount2("./862", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] close(27 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] close(28 [pid 5082] openat(AT_FDCWD, "./862", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7744] close(29 [pid 5082] <... openat resumed>) = 3 [pid 7744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7744] exit_group(0) = ? [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7744] +++ exited with 0 +++ [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=870, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./862/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./862/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] umount2("./868", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./862/binderfs" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... unlink resumed>) = 0 [pid 5081] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] umount2("./862/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... openat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] fstat(3, [pid 5082] lstat("./862/file0", [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] unlink("./862/file0" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... unlink resumed>) = 0 [pid 5081] umount2("./868/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] getdents64(3, [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] lstat("./868/binderfs", [pid 5082] close(3) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] rmdir("./862" [pid 5081] unlink("./868/binderfs" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] mkdir("./863", 0777 [pid 5081] umount2("./868/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./868/file0", [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] unlink("./868/file0" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 865 ./strace-static-x86_64: Process 7745 attached [pid 5081] <... unlink resumed>) = 0 [pid 7745] chdir("./863" [pid 5081] getdents64(3, [pid 7745] <... chdir resumed>) = 0 [pid 7745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7745] setpgid(0, 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7745] <... setpgid resumed>) = 0 [pid 7745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] close(3 [pid 7745] <... openat resumed>) = 3 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./868" [pid 7745] write(3, "1000", 4) = 4 [pid 7745] close(3) = 0 [pid 7745] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7745] creat("./file0", 000) = 3 [pid 7745] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] mkdir("./869", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7746 attached , child_tidptr=0x555556beb5d0) = 871 [pid 7746] chdir("./869") = 0 [pid 7746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7746] setpgid(0, 0) = 0 [pid 7746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7746] write(3, "1000", 4) = 4 [pid 7746] close(3) = 0 [pid 7746] symlink("/dev/binderfs", "./binderfs" [pid 7745] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7746] <... symlink resumed>) = 0 [pid 7745] close(3 [pid 7746] creat("./file0", 000 [pid 7745] <... close resumed>) = 0 [pid 7746] <... creat resumed>) = 3 [pid 7746] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7745] close(4 [pid 7746] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7746] close(3) = 0 [pid 7746] close(4) = -1 EBADF (Bad file descriptor) [pid 7746] close(5) = -1 EBADF (Bad file descriptor) [pid 7746] close(6) = -1 EBADF (Bad file descriptor) [pid 7746] close(7) = -1 EBADF (Bad file descriptor) [pid 7746] close(8) = -1 EBADF (Bad file descriptor) [pid 7746] close(9) = -1 EBADF (Bad file descriptor) [pid 7746] close(10) = -1 EBADF (Bad file descriptor) [pid 7746] close(11) = -1 EBADF (Bad file descriptor) [pid 7746] close(12) = -1 EBADF (Bad file descriptor) [pid 7746] close(13 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(14 [pid 7745] close(5 [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(15 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(6 [pid 7746] close(16) = -1 EBADF (Bad file descriptor) [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(17) = -1 EBADF (Bad file descriptor) [pid 7745] close(7 [pid 7746] close(18) = -1 EBADF (Bad file descriptor) [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(19) = -1 EBADF (Bad file descriptor) [pid 7745] close(8 [pid 7746] close(20 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(21 [pid 7745] close(9 [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(22 [pid 7745] close(10 [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(23 [pid 7745] close(11 [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(24 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(12 [pid 7746] close(25 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(13 [pid 7746] close(26 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(14 [pid 7746] close(27 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(15 [pid 7746] close(28 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] close(29 [pid 7745] close(16 [pid 7746] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] exit_group(0 [pid 7745] close(17 [pid 7746] <... exit_group resumed>) = ? [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7746] +++ exited with 0 +++ [pid 7745] close(18) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7745] close(19 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(20 [pid 5081] <... restart_syscall resumed>) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(21) = -1 EBADF (Bad file descriptor) [pid 7745] close(22 [pid 5081] umount2("./869", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./869/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./869/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./869/binderfs" [pid 7745] close(23 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./869/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7745] close(24 [pid 5081] lstat("./869/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./869/file0" [pid 7745] close(25 [pid 5081] <... unlink resumed>) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7745] close(26 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7745] close(27 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./869" [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7745] close(28 [pid 5081] <... rmdir resumed>) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] mkdir("./870", 0777 [pid 7745] close(29 [pid 5081] <... mkdir resumed>) = 0 [pid 7745] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7745] exit_group(0) = ? ./strace-static-x86_64: Process 7747 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 872 [pid 7747] chdir("./870") = 0 [pid 7747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7747] setpgid(0, 0) = 0 [pid 7745] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=865, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./863", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7747] <... openat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7747] write(3, "1000", 4 [pid 5082] openat(AT_FDCWD, "./863", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7747] <... write resumed>) = 4 [pid 5082] <... openat resumed>) = 3 [pid 7747] close(3 [pid 5082] fstat(3, [pid 7747] <... close resumed>) = 0 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7747] symlink("/dev/binderfs", "./binderfs" [pid 5082] getdents64(3, [pid 7747] <... symlink resumed>) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7747] creat("./file0", 000 [pid 5082] umount2("./863/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7747] <... creat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7747] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] lstat("./863/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./863/binderfs") = 0 [pid 5082] umount2("./863/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./863/file0", [pid 7747] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./863/file0" [pid 7747] close(3) = 0 [pid 7747] close(4) = -1 EBADF (Bad file descriptor) [pid 7747] close(5) = -1 EBADF (Bad file descriptor) [pid 7747] close(6) = -1 EBADF (Bad file descriptor) [pid 7747] close(7) = -1 EBADF (Bad file descriptor) [pid 7747] close(8) = -1 EBADF (Bad file descriptor) [pid 7747] close(9 [pid 5082] <... unlink resumed>) = 0 [pid 7747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7747] close(10 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7747] close(11 [pid 5082] <... close resumed>) = 0 [pid 7747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./863" [pid 7747] close(12) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7747] close(13) = -1 EBADF (Bad file descriptor) [pid 7747] close(14) = -1 EBADF (Bad file descriptor) [pid 7747] close(15) = -1 EBADF (Bad file descriptor) [pid 7747] close(16) = -1 EBADF (Bad file descriptor) [pid 7747] close(17) = -1 EBADF (Bad file descriptor) [pid 7747] close(18) = -1 EBADF (Bad file descriptor) [pid 7747] close(19) = -1 EBADF (Bad file descriptor) [pid 7747] close(20) = -1 EBADF (Bad file descriptor) [pid 7747] close(21 [pid 5082] mkdir("./864", 0777 [pid 7747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7747] close(22) = -1 EBADF (Bad file descriptor) [pid 7747] close(23) = -1 EBADF (Bad file descriptor) [pid 7747] close(24) = -1 EBADF (Bad file descriptor) [pid 7747] close(25) = -1 EBADF (Bad file descriptor) [pid 7747] close(26) = -1 EBADF (Bad file descriptor) [pid 7747] close(27) = -1 EBADF (Bad file descriptor) [pid 7747] close(28) = -1 EBADF (Bad file descriptor) [pid 7747] close(29) = -1 EBADF (Bad file descriptor) [pid 7747] exit_group(0) = ? [pid 7747] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] umount2("./870", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./870/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./870/binderfs") = 0 [pid 5081] umount2("./870/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./870/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./870/file0" [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./870") = 0 [pid 5081] mkdir("./871", 0777) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 866 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7749 attached , child_tidptr=0x555556beb5d0) = 873 ./strace-static-x86_64: Process 7748 attached [pid 7749] chdir("./871" [pid 7748] chdir("./864") = 0 [pid 7748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7748] setpgid(0, 0) = 0 [pid 7749] <... chdir resumed>) = 0 [pid 7748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7749] setpgid(0, 0 [pid 7748] <... openat resumed>) = 3 [pid 7748] write(3, "1000", 4) = 4 [pid 7748] close(3 [pid 7749] <... setpgid resumed>) = 0 [pid 7748] <... close resumed>) = 0 [pid 7748] symlink("/dev/binderfs", "./binderfs" [pid 7749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7748] <... symlink resumed>) = 0 [pid 7749] write(3, "1000", 4 [pid 7748] creat("./file0", 000) = 3 [pid 7748] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7749] <... write resumed>) = 4 [pid 7749] close(3) = 0 [pid 7749] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7749] creat("./file0", 000) = 3 [pid 7749] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7748] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7748] close(3) = 0 [pid 7748] close(4) = -1 EBADF (Bad file descriptor) [pid 7748] close(5) = -1 EBADF (Bad file descriptor) [pid 7748] close(6) = -1 EBADF (Bad file descriptor) [pid 7748] close(7) = -1 EBADF (Bad file descriptor) [pid 7748] close(8 [pid 7749] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7748] close(9) = -1 EBADF (Bad file descriptor) [pid 7748] close(10) = -1 EBADF (Bad file descriptor) [pid 7748] close(11) = -1 EBADF (Bad file descriptor) [pid 7748] close(12) = -1 EBADF (Bad file descriptor) [pid 7749] close(3 [pid 7748] close(13) = -1 EBADF (Bad file descriptor) [pid 7748] close(14) = -1 EBADF (Bad file descriptor) [pid 7748] close(15) = -1 EBADF (Bad file descriptor) [pid 7748] close(16) = -1 EBADF (Bad file descriptor) [pid 7748] close(17) = -1 EBADF (Bad file descriptor) [pid 7748] close(18) = -1 EBADF (Bad file descriptor) [pid 7748] close(19) = -1 EBADF (Bad file descriptor) [pid 7748] close(20 [pid 7749] <... close resumed>) = 0 [pid 7748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7748] close(21) = -1 EBADF (Bad file descriptor) [pid 7748] close(22) = -1 EBADF (Bad file descriptor) [pid 7748] close(23) = -1 EBADF (Bad file descriptor) [pid 7748] close(24 [pid 7749] close(4 [pid 7748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7748] close(25) = -1 EBADF (Bad file descriptor) [pid 7748] close(26) = -1 EBADF (Bad file descriptor) [pid 7748] close(27) = -1 EBADF (Bad file descriptor) [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(5) = -1 EBADF (Bad file descriptor) [pid 7748] close(28) = -1 EBADF (Bad file descriptor) [pid 7748] close(29) = -1 EBADF (Bad file descriptor) [pid 7748] exit_group(0) = ? [pid 7749] close(6) = -1 EBADF (Bad file descriptor) [pid 7749] close(7 [pid 7748] +++ exited with 0 +++ [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=866, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7749] close(8) = -1 EBADF (Bad file descriptor) [pid 7749] close(9) = -1 EBADF (Bad file descriptor) [pid 7749] close(10 [pid 5082] umount2("./864", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(11 [pid 5082] openat(AT_FDCWD, "./864", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(12 [pid 5082] <... openat resumed>) = 3 [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7749] close(13 [pid 5082] getdents64(3, [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7749] close(14 [pid 5082] umount2("./864/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] close(15 [pid 5082] lstat("./864/binderfs", [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(16 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./864/binderfs" [pid 7749] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7749] close(18 [pid 5082] umount2("./864/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] close(19 [pid 5082] lstat("./864/file0", [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(20 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./864/file0" [pid 7749] close(21) = -1 EBADF (Bad file descriptor) [pid 7749] close(22 [pid 5082] <... unlink resumed>) = 0 [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7749] close(23) = -1 EBADF (Bad file descriptor) [pid 7749] close(24) = -1 EBADF (Bad file descriptor) [pid 7749] close(25 [pid 5082] getdents64(3, [pid 7749] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7749] close(26) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7749] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7749] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./864" [pid 7749] close(29) = -1 EBADF (Bad file descriptor) [pid 7749] exit_group(0 [pid 5082] <... rmdir resumed>) = 0 [pid 7749] <... exit_group resumed>) = ? [pid 5082] mkdir("./865", 0777 [pid 7749] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... mkdir resumed>) = 0 [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7750 attached [pid 5081] <... restart_syscall resumed>) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 867 [pid 7750] chdir("./865" [pid 5081] umount2("./871", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7750] <... chdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7750] <... prctl resumed>) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7750] setpgid(0, 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7750] <... setpgid resumed>) = 0 [pid 5081] getdents64(3, [pid 7750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./871/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./871/binderfs") = 0 [pid 7750] <... openat resumed>) = 3 [pid 5081] umount2("./871/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7750] write(3, "1000", 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./871/file0", [pid 7750] <... write resumed>) = 4 [pid 7750] close(3 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7750] <... close resumed>) = 0 [pid 7750] symlink("/dev/binderfs", "./binderfs" [pid 5081] unlink("./871/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7750] <... symlink resumed>) = 0 [pid 5081] close(3) = 0 [pid 7750] creat("./file0", 000 [pid 5081] rmdir("./871" [pid 7750] <... creat resumed>) = 3 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./872", 0777 [pid 7750] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7751 attached , child_tidptr=0x555556beb5d0) = 874 [pid 7751] chdir("./872") = 0 [pid 7751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7751] setpgid(0, 0) = 0 [pid 7751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7751] write(3, "1000", 4) = 4 [pid 7751] close(3) = 0 [pid 7751] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7751] creat("./file0", 000) = 3 [pid 7751] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7750] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7751] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7750] close(3) = 0 [pid 7750] close(4) = -1 EBADF (Bad file descriptor) [pid 7750] close(5) = -1 EBADF (Bad file descriptor) [pid 7750] close(6) = -1 EBADF (Bad file descriptor) [pid 7750] close(7) = -1 EBADF (Bad file descriptor) [pid 7750] close(8) = -1 EBADF (Bad file descriptor) [pid 7750] close(9) = -1 EBADF (Bad file descriptor) [pid 7750] close(10) = -1 EBADF (Bad file descriptor) [pid 7750] close(11) = -1 EBADF (Bad file descriptor) [pid 7750] close(12) = -1 EBADF (Bad file descriptor) [pid 7750] close(13) = -1 EBADF (Bad file descriptor) [pid 7750] close(14) = -1 EBADF (Bad file descriptor) [pid 7750] close(15) = -1 EBADF (Bad file descriptor) [pid 7750] close(16) = -1 EBADF (Bad file descriptor) [pid 7750] close(17) = -1 EBADF (Bad file descriptor) [pid 7750] close(18) = -1 EBADF (Bad file descriptor) [pid 7750] close(19) = -1 EBADF (Bad file descriptor) [pid 7750] close(20) = -1 EBADF (Bad file descriptor) [pid 7750] close(21) = -1 EBADF (Bad file descriptor) [pid 7750] close(22) = -1 EBADF (Bad file descriptor) [pid 7750] close(23) = -1 EBADF (Bad file descriptor) [pid 7750] close(24) = -1 EBADF (Bad file descriptor) [pid 7750] close(25) = -1 EBADF (Bad file descriptor) [pid 7750] close(26) = -1 EBADF (Bad file descriptor) [pid 7750] close(27) = -1 EBADF (Bad file descriptor) [pid 7750] close(28) = -1 EBADF (Bad file descriptor) [pid 7750] close(29) = -1 EBADF (Bad file descriptor) [pid 7750] exit_group(0) = ? [pid 7751] close(3 [pid 7750] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=867, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7751] <... close resumed>) = 0 [pid 7751] close(4 [pid 5082] umount2("./865", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7751] close(5 [pid 5082] openat(AT_FDCWD, "./865", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(6) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7751] close(7 [pid 5082] fstat(3, [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(8 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7751] close(9 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./865/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7751] close(10 [pid 5082] lstat("./865/binderfs", [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(11 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./865/binderfs" [pid 7751] close(12) = -1 EBADF (Bad file descriptor) [pid 7751] close(13) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./865/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] close(14 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./865/file0", [pid 7751] close(15 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./865/file0" [pid 7751] close(16 [pid 5082] <... unlink resumed>) = 0 [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(17) = -1 EBADF (Bad file descriptor) [pid 7751] close(18) = -1 EBADF (Bad file descriptor) [pid 7751] close(19) = -1 EBADF (Bad file descriptor) [pid 7751] close(20) = -1 EBADF (Bad file descriptor) [pid 7751] close(21) = -1 EBADF (Bad file descriptor) [pid 7751] close(22) = -1 EBADF (Bad file descriptor) [pid 7751] close(23) = -1 EBADF (Bad file descriptor) [pid 7751] close(24 [pid 5082] getdents64(3, [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(25 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7751] close(26) = -1 EBADF (Bad file descriptor) [pid 7751] close(27) = -1 EBADF (Bad file descriptor) [pid 7751] close(28) = -1 EBADF (Bad file descriptor) [pid 7751] close(29) = -1 EBADF (Bad file descriptor) [pid 7751] exit_group(0 [pid 5082] close(3 [pid 7751] <... exit_group resumed>) = ? [pid 7751] +++ exited with 0 +++ [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./865") = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=874, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] mkdir("./866", 0777 [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] umount2("./872", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7752 attached [pid 5081] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7752] chdir("./866" [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 868 [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, [pid 7752] <... chdir resumed>) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./872/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./872/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./872/binderfs") = 0 [pid 5081] umount2("./872/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./872/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./872/file0" [pid 7752] <... prctl resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 7752] setpgid(0, 0 [pid 5081] rmdir("./872" [pid 7752] <... setpgid resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 7752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] mkdir("./873", 0777 [pid 7752] <... openat resumed>) = 3 [pid 7752] write(3, "1000", 4 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7752] <... write resumed>) = 4 [pid 7752] close(3) = 0 [pid 7752] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 7753 attached ) = 0 [pid 7752] creat("./file0", 000 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 875 [pid 7753] chdir("./873" [pid 7752] <... creat resumed>) = 3 [pid 7752] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7753] <... chdir resumed>) = 0 [pid 7753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7753] setpgid(0, 0) = 0 [pid 7753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7753] write(3, "1000", 4) = 4 [pid 7753] close(3) = 0 [pid 7753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7753] creat("./file0", 000) = 3 [pid 7753] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7752] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7752] close(3 [pid 7753] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7752] <... close resumed>) = 0 [pid 7753] close(3) = 0 [pid 7753] close(4) = -1 EBADF (Bad file descriptor) [pid 7753] close(5) = -1 EBADF (Bad file descriptor) [pid 7753] close(6) = -1 EBADF (Bad file descriptor) [pid 7753] close(7) = -1 EBADF (Bad file descriptor) [pid 7753] close(8) = -1 EBADF (Bad file descriptor) [pid 7753] close(9) = -1 EBADF (Bad file descriptor) [pid 7753] close(10) = -1 EBADF (Bad file descriptor) [pid 7753] close(11) = -1 EBADF (Bad file descriptor) [pid 7753] close(12) = -1 EBADF (Bad file descriptor) [pid 7753] close(13) = -1 EBADF (Bad file descriptor) [pid 7753] close(14) = -1 EBADF (Bad file descriptor) [pid 7753] close(15) = -1 EBADF (Bad file descriptor) [pid 7753] close(16) = -1 EBADF (Bad file descriptor) [pid 7753] close(17) = -1 EBADF (Bad file descriptor) [pid 7753] close(18) = -1 EBADF (Bad file descriptor) [pid 7753] close(19) = -1 EBADF (Bad file descriptor) [pid 7753] close(20) = -1 EBADF (Bad file descriptor) [pid 7752] close(4) = -1 EBADF (Bad file descriptor) [pid 7752] close(5) = -1 EBADF (Bad file descriptor) [pid 7752] close(6) = -1 EBADF (Bad file descriptor) [pid 7753] close(21 [pid 7752] close(7 [pid 7753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7753] close(22 [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7753] close(23) = -1 EBADF (Bad file descriptor) [pid 7753] close(24) = -1 EBADF (Bad file descriptor) [pid 7753] close(25) = -1 EBADF (Bad file descriptor) [pid 7753] close(26) = -1 EBADF (Bad file descriptor) [pid 7752] close(8 [pid 7753] close(27 [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7752] close(9 [pid 7753] close(28) = -1 EBADF (Bad file descriptor) [pid 7753] close(29) = -1 EBADF (Bad file descriptor) [pid 7753] exit_group(0) = ? [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7752] close(10 [pid 7753] +++ exited with 0 +++ [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7752] close(11 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=875, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7752] close(12) = -1 EBADF (Bad file descriptor) [pid 7752] close(13) = -1 EBADF (Bad file descriptor) [pid 7752] close(14) = -1 EBADF (Bad file descriptor) [pid 7752] close(15) = -1 EBADF (Bad file descriptor) [pid 7752] close(16) = -1 EBADF (Bad file descriptor) [pid 7752] close(17) = -1 EBADF (Bad file descriptor) [pid 7752] close(18) = -1 EBADF (Bad file descriptor) [pid 7752] close(19) = -1 EBADF (Bad file descriptor) [pid 7752] close(20) = -1 EBADF (Bad file descriptor) [pid 7752] close(21) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./873", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7752] close(22) = -1 EBADF (Bad file descriptor) [pid 7752] close(23) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7752] close(24) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7752] close(25) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7752] close(26 [pid 5081] fstat(3, [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7752] close(27 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7752] close(28 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./873/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7752] close(29 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./873/binderfs", [pid 7752] exit_group(0) = ? [pid 7752] +++ exited with 0 +++ [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=868, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] unlink("./873/binderfs") = 0 [pid 5081] umount2("./873/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./866", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./873/file0", [pid 5082] openat(AT_FDCWD, "./866", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... openat resumed>) = 3 [pid 5081] unlink("./873/file0" [pid 5082] fstat(3, [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] getdents64(3, [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] close(3 [pid 5082] umount2("./866/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... close resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] rmdir("./873" [pid 5082] lstat("./866/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./866/binderfs" [pid 5081] <... rmdir resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] mkdir("./874", 0777 [pid 5082] umount2("./866/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./866/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./866/file0" [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 876 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7754 attached [pid 5082] close(3 [pid 7754] chdir("./874" [pid 5082] <... close resumed>) = 0 [pid 7754] <... chdir resumed>) = 0 [pid 7754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7754] setpgid(0, 0) = 0 [pid 7754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5082] rmdir("./866" [pid 7754] write(3, "1000", 4) = 4 [pid 7754] close(3) = 0 [pid 7754] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... rmdir resumed>) = 0 [pid 7754] <... symlink resumed>) = 0 [pid 5082] mkdir("./867", 0777 [pid 7754] creat("./file0", 000) = 3 [pid 7754] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 869 ./strace-static-x86_64: Process 7755 attached [pid 7755] chdir("./867") = 0 [pid 7755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7755] setpgid(0, 0) = 0 [pid 7755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7755] write(3, "1000", 4) = 4 [pid 7755] close(3) = 0 [pid 7755] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7754] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7754] close(3 [pid 7755] creat("./file0", 000 [pid 7754] <... close resumed>) = 0 [pid 7754] close(4 [pid 7755] <... creat resumed>) = 3 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7754] close(5 [pid 7755] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(3 [pid 7754] close(6 [pid 7755] <... close resumed>) = 0 [pid 7755] close(4) = -1 EBADF (Bad file descriptor) [pid 7755] close(5 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(7 [pid 7755] close(6 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(8 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(7 [pid 7754] close(9 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(8) = -1 EBADF (Bad file descriptor) [pid 7755] close(9 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(10) = -1 EBADF (Bad file descriptor) [pid 7754] close(11) = -1 EBADF (Bad file descriptor) [pid 7754] close(12) = -1 EBADF (Bad file descriptor) [pid 7755] close(10) = -1 EBADF (Bad file descriptor) [pid 7755] close(11 [pid 7754] close(13 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(12 [pid 7754] close(14 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(13 [pid 7754] close(15 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(14) = -1 EBADF (Bad file descriptor) [pid 7755] close(15 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(16 [pid 7755] close(16 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(17) = -1 EBADF (Bad file descriptor) [pid 7755] close(18 [pid 7754] close(17 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(19 [pid 7754] close(18 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(20 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(21 [pid 7754] close(19 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(22 [pid 7754] close(20 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(23) = -1 EBADF (Bad file descriptor) [pid 7755] close(24 [pid 7754] close(21 [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(25 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(22 [pid 7755] close(26 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(23 [pid 7755] close(27 [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(24 [pid 7755] close(28) = -1 EBADF (Bad file descriptor) [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] close(29) = -1 EBADF (Bad file descriptor) [pid 7754] close(25 [pid 7755] exit_group(0) = ? [pid 7755] +++ exited with 0 +++ [pid 7754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7754] close(26) = -1 EBADF (Bad file descriptor) [pid 7754] close(27) = -1 EBADF (Bad file descriptor) [pid 7754] close(28) = -1 EBADF (Bad file descriptor) [pid 7754] close(29) = -1 EBADF (Bad file descriptor) [pid 7754] exit_group(0) = ? [pid 7754] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=876, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] umount2("./874", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./867", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./874/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] openat(AT_FDCWD, "./867", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./874/binderfs", [pid 5082] <... openat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] fstat(3, [pid 5081] unlink("./874/binderfs" [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] umount2("./874/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./867/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./867/binderfs", [pid 5081] lstat("./874/file0", [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./867/binderfs" [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] unlink("./874/file0" [pid 5082] umount2("./867/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./867/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./867/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./867") = 0 [pid 5082] mkdir("./868", 0777) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./874"./strace-static-x86_64: Process 7756 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 870 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./875", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 877 ./strace-static-x86_64: Process 7757 attached [pid 7757] chdir("./875") = 0 [pid 7757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7757] setpgid(0, 0) = 0 [pid 7757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7757] write(3, "1000", 4) = 4 [pid 7757] close(3) = 0 [pid 7757] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7756] chdir("./868" [pid 7757] creat("./file0", 000) = 3 [pid 7756] <... chdir resumed>) = 0 [pid 7756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7756] setpgid(0, 0) = 0 [pid 7757] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7756] write(3, "1000", 4) = 4 [pid 7756] close(3) = 0 [pid 7756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7756] creat("./file0", 000) = 3 [pid 7756] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7757] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7756] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7757] close(3) = 0 [pid 7757] close(4) = -1 EBADF (Bad file descriptor) [pid 7757] close(5) = -1 EBADF (Bad file descriptor) [pid 7757] close(6) = -1 EBADF (Bad file descriptor) [pid 7757] close(7) = -1 EBADF (Bad file descriptor) [pid 7757] close(8) = -1 EBADF (Bad file descriptor) [pid 7757] close(9) = -1 EBADF (Bad file descriptor) [pid 7757] close(10) = -1 EBADF (Bad file descriptor) [pid 7756] close(3) = 0 [pid 7756] close(4) = -1 EBADF (Bad file descriptor) [pid 7756] close(5) = -1 EBADF (Bad file descriptor) [pid 7756] close(6) = -1 EBADF (Bad file descriptor) [pid 7756] close(7) = -1 EBADF (Bad file descriptor) [pid 7756] close(8) = -1 EBADF (Bad file descriptor) [pid 7757] close(11 [pid 7756] close(9 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(12) = -1 EBADF (Bad file descriptor) [pid 7757] close(13) = -1 EBADF (Bad file descriptor) [pid 7757] close(14) = -1 EBADF (Bad file descriptor) [pid 7757] close(15 [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(16 [pid 7756] close(10 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] close(11 [pid 7757] close(17) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(18 [pid 7756] close(12 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(19 [pid 7756] close(13 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(20 [pid 7756] close(14 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(21 [pid 7756] close(15 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(22 [pid 7756] close(16 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(23 [pid 7756] close(17 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(24 [pid 7756] close(18 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(25 [pid 7756] close(19 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(26 [pid 7756] close(20 [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] close(27) = -1 EBADF (Bad file descriptor) [pid 7756] close(21 [pid 7757] close(28 [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] close(22 [pid 7757] close(29) = -1 EBADF (Bad file descriptor) [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] close(23 [pid 7757] exit_group(0 [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7757] <... exit_group resumed>) = ? [pid 7756] close(24) = -1 EBADF (Bad file descriptor) [pid 7756] close(25) = -1 EBADF (Bad file descriptor) [pid 7756] close(26) = -1 EBADF (Bad file descriptor) [pid 7756] close(27) = -1 EBADF (Bad file descriptor) [pid 7756] close(28) = -1 EBADF (Bad file descriptor) [pid 7756] close(29 [pid 7757] +++ exited with 0 +++ [pid 7756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7756] exit_group(0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=877, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7756] <... exit_group resumed>) = ? [pid 7756] +++ exited with 0 +++ [pid 5081] umount2("./875", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=870, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./868", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... openat resumed>) = 3 [pid 5082] openat(AT_FDCWD, "./868", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] fstat(3, [pid 5082] <... openat resumed>) = 3 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] fstat(3, [pid 5081] getdents64(3, [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] getdents64(3, [pid 5081] umount2("./875/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./868/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] lstat("./875/binderfs", [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./868/binderfs", [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./875/binderfs" [pid 5082] unlink("./868/binderfs") = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] umount2("./868/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./875/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./868/file0", [pid 5081] lstat("./875/file0", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./868/file0" [pid 5081] unlink("./875/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] close(3 [pid 5082] <... close resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] rmdir("./868" [pid 5081] rmdir("./875" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] mkdir("./869", 0777 [pid 5081] mkdir("./876", 0777 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7759 attached ./strace-static-x86_64: Process 7758 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 871 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 878 [pid 7758] chdir("./869" [pid 7759] chdir("./876" [pid 7758] <... chdir resumed>) = 0 [pid 7759] <... chdir resumed>) = 0 [pid 7758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7758] <... prctl resumed>) = 0 [pid 7759] <... prctl resumed>) = 0 [pid 7759] setpgid(0, 0 [pid 7758] setpgid(0, 0) = 0 [pid 7759] <... setpgid resumed>) = 0 [pid 7759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7759] <... openat resumed>) = 3 [pid 7758] <... openat resumed>) = 3 [pid 7759] write(3, "1000", 4) = 4 [pid 7758] write(3, "1000", 4 [pid 7759] close(3 [pid 7758] <... write resumed>) = 4 [pid 7759] <... close resumed>) = 0 [pid 7758] close(3 [pid 7759] symlink("/dev/binderfs", "./binderfs" [pid 7758] <... close resumed>) = 0 [pid 7759] <... symlink resumed>) = 0 [pid 7758] symlink("/dev/binderfs", "./binderfs" [pid 7759] creat("./file0", 000) = 3 [pid 7758] <... symlink resumed>) = 0 [pid 7759] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7758] creat("./file0", 000) = 3 [pid 7758] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7758] close(3) = 0 [pid 7758] close(4) = -1 EBADF (Bad file descriptor) [pid 7758] close(5) = -1 EBADF (Bad file descriptor) [pid 7758] close(6) = -1 EBADF (Bad file descriptor) [pid 7758] close(7) = -1 EBADF (Bad file descriptor) [pid 7758] close(8) = -1 EBADF (Bad file descriptor) [pid 7758] close(9) = -1 EBADF (Bad file descriptor) [pid 7758] close(10) = -1 EBADF (Bad file descriptor) [pid 7758] close(11) = -1 EBADF (Bad file descriptor) [pid 7758] close(12) = -1 EBADF (Bad file descriptor) [pid 7758] close(13) = -1 EBADF (Bad file descriptor) [pid 7758] close(14) = -1 EBADF (Bad file descriptor) [pid 7758] close(15) = -1 EBADF (Bad file descriptor) [pid 7758] close(16) = -1 EBADF (Bad file descriptor) [pid 7758] close(17) = -1 EBADF (Bad file descriptor) [pid 7758] close(18 [pid 7759] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7758] close(19) = -1 EBADF (Bad file descriptor) [pid 7758] close(20) = -1 EBADF (Bad file descriptor) [pid 7758] close(21) = -1 EBADF (Bad file descriptor) [pid 7758] close(22) = -1 EBADF (Bad file descriptor) [pid 7758] close(23) = -1 EBADF (Bad file descriptor) [pid 7758] close(24) = -1 EBADF (Bad file descriptor) [pid 7758] close(25) = -1 EBADF (Bad file descriptor) [pid 7758] close(26) = -1 EBADF (Bad file descriptor) [pid 7758] close(27) = -1 EBADF (Bad file descriptor) [pid 7758] close(28) = -1 EBADF (Bad file descriptor) [pid 7758] close(29) = -1 EBADF (Bad file descriptor) [pid 7758] exit_group(0) = ? [pid 7759] close(3) = 0 [pid 7758] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=871, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7759] close(4 [pid 5082] umount2("./869", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./869", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7759] close(5 [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7759] close(6 [pid 5082] umount2("./869/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./869/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7759] close(7 [pid 5082] unlink("./869/binderfs" [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7759] close(8 [pid 5082] umount2("./869/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7759] close(9 [pid 5082] lstat("./869/file0", [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7759] close(10 [pid 5082] unlink("./869/file0" [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7759] close(11) = -1 EBADF (Bad file descriptor) [pid 7759] close(12) = -1 EBADF (Bad file descriptor) [pid 7759] close(13) = -1 EBADF (Bad file descriptor) [pid 7759] close(14) = -1 EBADF (Bad file descriptor) [pid 7759] close(15) = -1 EBADF (Bad file descriptor) [pid 7759] close(16) = -1 EBADF (Bad file descriptor) [pid 7759] close(17) = -1 EBADF (Bad file descriptor) [pid 7759] close(18) = -1 EBADF (Bad file descriptor) [pid 7759] close(19 [pid 5082] <... unlink resumed>) = 0 [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7759] close(20 [pid 5082] getdents64(3, [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7759] close(21 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] close(3 [pid 7759] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7759] close(23 [pid 5082] rmdir("./869" [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7759] close(24) = -1 EBADF (Bad file descriptor) [pid 7759] close(25) = -1 EBADF (Bad file descriptor) [pid 7759] close(26) = -1 EBADF (Bad file descriptor) [pid 7759] close(27) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7759] close(28 [pid 5082] mkdir("./870", 0777 [pid 7759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7759] close(29) = -1 EBADF (Bad file descriptor) [pid 7759] exit_group(0) = ? [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7759] +++ exited with 0 +++ [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 872 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=878, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7760 attached [pid 5081] umount2("./876", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7760] chdir("./870" [pid 5081] umount2("./876/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./876/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./876/binderfs") = 0 [pid 5081] umount2("./876/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./876/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./876/file0" [pid 7760] <... chdir resumed>) = 0 [pid 7760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7760] setpgid(0, 0) = 0 [pid 7760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 7760] write(3, "1000", 4) = 4 [pid 7760] close(3) = 0 [pid 7760] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5081] getdents64(3, [pid 7760] creat("./file0", 000 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./876" [pid 7760] <... creat resumed>) = 3 [pid 7760] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./877", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 879 ./strace-static-x86_64: Process 7761 attached [pid 7761] chdir("./877") = 0 [pid 7761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7761] setpgid(0, 0) = 0 [pid 7761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7761] write(3, "1000", 4) = 4 [pid 7761] close(3) = 0 [pid 7761] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7761] creat("./file0", 000) = 3 [pid 7761] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7760] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7760] close(3) = 0 [pid 7760] close(4) = -1 EBADF (Bad file descriptor) [pid 7760] close(5) = -1 EBADF (Bad file descriptor) [pid 7760] close(6 [pid 7761] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(3 [pid 7760] close(7 [pid 7761] <... close resumed>) = 0 [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(4 [pid 7760] close(8 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(5 [pid 7760] close(9 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(6 [pid 7760] close(10 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(7 [pid 7760] close(11 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(8 [pid 7760] close(12 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(9 [pid 7760] close(13 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(10 [pid 7760] close(14 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(11 [pid 7760] close(15 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(12 [pid 7760] close(16 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(13 [pid 7760] close(17 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(14 [pid 7760] close(18 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(15 [pid 7760] close(19 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(16 [pid 7760] close(20 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(17 [pid 7760] close(21 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(18 [pid 7760] close(22 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(19 [pid 7760] close(23 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(20 [pid 7760] close(24 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(21 [pid 7760] close(25 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(22 [pid 7760] close(26 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(23 [pid 7760] close(27 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(24 [pid 7760] close(28 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(25 [pid 7760] close(29 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(26 [pid 7760] exit_group(0 [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7760] <... exit_group resumed>) = ? [pid 7761] close(27 [pid 7760] +++ exited with 0 +++ [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7761] close(28 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=872, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./870", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7761] close(29 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./870", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7761] exit_group(0 [pid 5082] <... openat resumed>) = 3 [pid 7761] <... exit_group resumed>) = ? [pid 5082] fstat(3, [pid 7761] +++ exited with 0 +++ [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./870/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=879, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] lstat("./870/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] umount2("./877", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./870/binderfs") = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./870/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./870/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./870/file0" [pid 5081] fstat(3, [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] getdents64(3, [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./870") = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] mkdir("./871", 0777 [pid 5081] umount2("./877/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] lstat("./877/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 873 [pid 5081] unlink("./877/binderfs") = 0 [pid 5081] umount2("./877/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7762 attached ) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./877/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./877/file0" [pid 7762] chdir("./871") = 0 [pid 7762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7762] setpgid(0, 0) = 0 [pid 7762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7762] write(3, "1000", 4) = 4 [pid 5081] <... unlink resumed>) = 0 [pid 7762] close(3 [pid 5081] getdents64(3, [pid 7762] <... close resumed>) = 0 [pid 7762] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7762] <... symlink resumed>) = 0 [pid 5081] close(3 [pid 7762] creat("./file0", 000 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./877" [pid 7762] <... creat resumed>) = 3 [pid 7762] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./878", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 880 ./strace-static-x86_64: Process 7763 attached [pid 7763] chdir("./878") = 0 [pid 7763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7763] setpgid(0, 0) = 0 [pid 7763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7763] write(3, "1000", 4) = 4 [pid 7763] close(3) = 0 [pid 7763] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7763] creat("./file0", 000) = 3 [pid 7763] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7762] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7762] close(3) = 0 [pid 7762] close(4) = -1 EBADF (Bad file descriptor) [pid 7762] close(5) = -1 EBADF (Bad file descriptor) [pid 7762] close(6) = -1 EBADF (Bad file descriptor) [pid 7762] close(7) = -1 EBADF (Bad file descriptor) [pid 7762] close(8 [pid 7763] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(3 [pid 7762] close(9 [pid 7763] <... close resumed>) = 0 [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(4 [pid 7762] close(10 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(5 [pid 7762] close(11 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(6 [pid 7762] close(12 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(7 [pid 7762] close(13 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(8 [pid 7762] close(14 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(9 [pid 7762] close(15 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(10 [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] close(16 [pid 7763] close(11 [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] close(17 [pid 7763] close(12) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(13 [pid 7762] close(18 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(14 [pid 7762] close(19 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(15 [pid 7762] close(20 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(16 [pid 7762] close(21 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(17 [pid 7762] close(22 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(18 [pid 7762] close(23 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(19 [pid 7762] close(24 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(20 [pid 7762] close(25 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(21 [pid 7762] close(26 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(22 [pid 7762] close(27 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(23 [pid 7762] close(28 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(24 [pid 7762] close(29 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(25 [pid 7762] exit_group(0 [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7762] <... exit_group resumed>) = ? [pid 7763] close(26) = -1 EBADF (Bad file descriptor) [pid 7763] close(27 [pid 7762] +++ exited with 0 +++ [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7763] close(28 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=873, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./871", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7763] close(29 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./871", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7763] exit_group(0 [pid 5082] <... openat resumed>) = 3 [pid 7763] <... exit_group resumed>) = ? [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./871/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./871/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7763] +++ exited with 0 +++ [pid 5082] unlink("./871/binderfs") = 0 [pid 5082] umount2("./871/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] lstat("./871/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./871/file0" [pid 5081] umount2("./878", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./878/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] lstat("./878/binderfs", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] close(3 [pid 5081] unlink("./878/binderfs" [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./871") = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] mkdir("./872", 0777 [pid 5081] umount2("./878/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./878/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] unlink("./878/file0" [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 874 ./strace-static-x86_64: Process 7764 attached [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7764] chdir("./872" [pid 5081] <... close resumed>) = 0 [pid 7764] <... chdir resumed>) = 0 [pid 5081] rmdir("./878" [pid 7764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./879", 0777 [pid 7764] setpgid(0, 0) = 0 [pid 7764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] <... mkdir resumed>) = 0 [pid 7764] write(3, "1000", 4 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7764] <... write resumed>) = 4 [pid 7764] close(3) = 0 [pid 7764] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 7765 attached ) = 0 [pid 7765] chdir("./879" [pid 7764] creat("./file0", 000 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 881 [pid 7765] <... chdir resumed>) = 0 [pid 7764] <... creat resumed>) = 3 [pid 7765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7764] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7765] <... prctl resumed>) = 0 [pid 7765] setpgid(0, 0) = 0 [pid 7765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7765] write(3, "1000", 4) = 4 [pid 7765] close(3) = 0 [pid 7765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7765] creat("./file0", 000) = 3 [pid 7765] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7764] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7765] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7764] close(3 [pid 7765] close(3) = 0 [pid 7764] <... close resumed>) = 0 [pid 7764] close(4) = -1 EBADF (Bad file descriptor) [pid 7764] close(5) = -1 EBADF (Bad file descriptor) [pid 7764] close(6) = -1 EBADF (Bad file descriptor) [pid 7764] close(7) = -1 EBADF (Bad file descriptor) [pid 7764] close(8) = -1 EBADF (Bad file descriptor) [pid 7764] close(9) = -1 EBADF (Bad file descriptor) [pid 7764] close(10) = -1 EBADF (Bad file descriptor) [pid 7764] close(11) = -1 EBADF (Bad file descriptor) [pid 7764] close(12) = -1 EBADF (Bad file descriptor) [pid 7764] close(13) = -1 EBADF (Bad file descriptor) [pid 7764] close(14) = -1 EBADF (Bad file descriptor) [pid 7764] close(15) = -1 EBADF (Bad file descriptor) [pid 7764] close(16) = -1 EBADF (Bad file descriptor) [pid 7764] close(17) = -1 EBADF (Bad file descriptor) [pid 7764] close(18) = -1 EBADF (Bad file descriptor) [pid 7764] close(19) = -1 EBADF (Bad file descriptor) [pid 7764] close(20) = -1 EBADF (Bad file descriptor) [pid 7764] close(21) = -1 EBADF (Bad file descriptor) [pid 7764] close(22) = -1 EBADF (Bad file descriptor) [pid 7764] close(23) = -1 EBADF (Bad file descriptor) [pid 7764] close(24) = -1 EBADF (Bad file descriptor) [pid 7765] close(4 [pid 7764] close(25 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(5 [pid 7764] close(26 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(6 [pid 7764] close(27 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(7 [pid 7764] close(28 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(8 [pid 7764] close(29 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(9) = -1 EBADF (Bad file descriptor) [pid 7764] exit_group(0 [pid 7765] close(10) = -1 EBADF (Bad file descriptor) [pid 7764] <... exit_group resumed>) = ? [pid 7765] close(11) = -1 EBADF (Bad file descriptor) [pid 7765] close(12) = -1 EBADF (Bad file descriptor) [pid 7765] close(13) = -1 EBADF (Bad file descriptor) [pid 7765] close(14) = -1 EBADF (Bad file descriptor) [pid 7765] close(15) = -1 EBADF (Bad file descriptor) [pid 7765] close(16) = -1 EBADF (Bad file descriptor) [pid 7765] close(17) = -1 EBADF (Bad file descriptor) [pid 7765] close(18) = -1 EBADF (Bad file descriptor) [pid 7765] close(19) = -1 EBADF (Bad file descriptor) [pid 7764] +++ exited with 0 +++ [pid 7765] close(20) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=874, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7765] close(21 [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... restart_syscall resumed>) = 0 [pid 7765] close(22) = -1 EBADF (Bad file descriptor) [pid 7765] close(23 [pid 5082] umount2("./872", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7765] close(24 [pid 5082] openat(AT_FDCWD, "./872", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7765] close(25 [pid 5082] fstat(3, [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7765] close(26 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7765] close(27 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./872/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7765] close(28) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7765] close(29 [pid 5082] lstat("./872/binderfs", [pid 7765] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7765] exit_group(0 [pid 5082] unlink("./872/binderfs" [pid 7765] <... exit_group resumed>) = ? [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./872/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./872/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./872/file0" [pid 7765] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=881, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5081] umount2("./879", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./879/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./879/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./879/binderfs") = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] umount2("./879/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./879/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./879/file0" [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./872") = 0 [pid 5082] mkdir("./873", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 875 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./879") = 0 [pid 5081] mkdir("./880", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7766 attached [pid 7766] chdir("./873") = 0 [pid 7766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7766] setpgid(0, 0) = 0 [pid 7766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7766] write(3, "1000", 4) = 4 [pid 7766] close(3) = 0 [pid 7766] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7766] creat("./file0", 000./strace-static-x86_64: Process 7767 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 882 [pid 7766] <... creat resumed>) = 3 [pid 7767] chdir("./880" [pid 7766] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7767] <... chdir resumed>) = 0 [pid 7767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7767] setpgid(0, 0) = 0 [pid 7767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7767] write(3, "1000", 4) = 4 [pid 7767] close(3) = 0 [pid 7767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7767] creat("./file0", 000) = 3 [pid 7767] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7767] close(3) = 0 [pid 7767] close(4) = -1 EBADF (Bad file descriptor) [pid 7767] close(5) = -1 EBADF (Bad file descriptor) [pid 7767] close(6) = -1 EBADF (Bad file descriptor) [pid 7767] close(7) = -1 EBADF (Bad file descriptor) [pid 7767] close(8) = -1 EBADF (Bad file descriptor) [pid 7767] close(9) = -1 EBADF (Bad file descriptor) [pid 7767] close(10) = -1 EBADF (Bad file descriptor) [pid 7767] close(11) = -1 EBADF (Bad file descriptor) [pid 7766] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7766] close(3) = 0 [pid 7766] close(4) = -1 EBADF (Bad file descriptor) [pid 7766] close(5) = -1 EBADF (Bad file descriptor) [pid 7766] close(6) = -1 EBADF (Bad file descriptor) [pid 7766] close(7) = -1 EBADF (Bad file descriptor) [pid 7766] close(8) = -1 EBADF (Bad file descriptor) [pid 7767] close(12) = -1 EBADF (Bad file descriptor) [pid 7767] close(13 [pid 7766] close(9) = -1 EBADF (Bad file descriptor) [pid 7766] close(10) = -1 EBADF (Bad file descriptor) [pid 7766] close(11) = -1 EBADF (Bad file descriptor) [pid 7766] close(12) = -1 EBADF (Bad file descriptor) [pid 7766] close(13) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(14) = -1 EBADF (Bad file descriptor) [pid 7766] close(14) = -1 EBADF (Bad file descriptor) [pid 7766] close(15) = -1 EBADF (Bad file descriptor) [pid 7766] close(16) = -1 EBADF (Bad file descriptor) [pid 7766] close(17) = -1 EBADF (Bad file descriptor) [pid 7766] close(18) = -1 EBADF (Bad file descriptor) [pid 7766] close(19) = -1 EBADF (Bad file descriptor) [pid 7766] close(20 [pid 7767] close(15 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(21) = -1 EBADF (Bad file descriptor) [pid 7767] close(16 [pid 7766] close(22 [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(17 [pid 7766] close(23) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(24 [pid 7767] close(18 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(25 [pid 7767] close(19 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(26 [pid 7767] close(20 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(27 [pid 7767] close(21 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(28 [pid 7767] close(22 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] close(29 [pid 7767] close(23 [pid 7766] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] exit_group(0 [pid 7767] close(24 [pid 7766] <... exit_group resumed>) = ? [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7766] +++ exited with 0 +++ [pid 7767] close(25 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=875, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(26 [pid 5082] umount2("./873", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(27 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(28 [pid 5082] openat(AT_FDCWD, "./873", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] close(29 [pid 5082] <... openat resumed>) = 3 [pid 7767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7767] exit_group(0 [pid 5082] fstat(3, [pid 7767] <... exit_group resumed>) = ? [pid 7767] +++ exited with 0 +++ [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./880", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./873/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./873/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./873/binderfs" [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./873/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./880/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./880/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./880/binderfs") = 0 [pid 5081] umount2("./880/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./880/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./880/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./880") = 0 [pid 5081] mkdir("./881", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 883 ./strace-static-x86_64: Process 7768 attached [pid 7768] chdir("./881") = 0 [pid 7768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7768] setpgid(0, 0) = 0 [pid 7768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7768] <... openat resumed>) = 3 [pid 7768] write(3, "1000", 4) = 4 [pid 7768] close(3) = 0 [pid 7768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7768] creat("./file0", 000) = 3 [pid 7768] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] lstat("./873/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./873/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./873") = 0 [pid 5082] mkdir("./874", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 876 ./strace-static-x86_64: Process 7769 attached [pid 7769] chdir("./874") = 0 [pid 7769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7769] setpgid(0, 0) = 0 [pid 7769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7769] write(3, "1000", 4) = 4 [pid 7769] close(3) = 0 [pid 7769] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7769] creat("./file0", 000) = 3 [pid 7769] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7769] close(3) = 0 [pid 7769] close(4) = -1 EBADF (Bad file descriptor) [pid 7769] close(5) = -1 EBADF (Bad file descriptor) [pid 7769] close(6) = -1 EBADF (Bad file descriptor) [pid 7769] close(7) = -1 EBADF (Bad file descriptor) [pid 7769] close(8) = -1 EBADF (Bad file descriptor) [pid 7769] close(9) = -1 EBADF (Bad file descriptor) [pid 7769] close(10) = -1 EBADF (Bad file descriptor) [pid 7769] close(11) = -1 EBADF (Bad file descriptor) [pid 7769] close(12) = -1 EBADF (Bad file descriptor) [pid 7769] close(13) = -1 EBADF (Bad file descriptor) [pid 7769] close(14) = -1 EBADF (Bad file descriptor) [pid 7769] close(15) = -1 EBADF (Bad file descriptor) [pid 7769] close(16) = -1 EBADF (Bad file descriptor) [pid 7769] close(17) = -1 EBADF (Bad file descriptor) [pid 7769] close(18) = -1 EBADF (Bad file descriptor) [pid 7769] close(19) = -1 EBADF (Bad file descriptor) [pid 7769] close(20) = -1 EBADF (Bad file descriptor) [pid 7769] close(21) = -1 EBADF (Bad file descriptor) [pid 7769] close(22) = -1 EBADF (Bad file descriptor) [pid 7769] close(23) = -1 EBADF (Bad file descriptor) [pid 7769] close(24) = -1 EBADF (Bad file descriptor) [pid 7769] close(25) = -1 EBADF (Bad file descriptor) [pid 7769] close(26) = -1 EBADF (Bad file descriptor) [pid 7769] close(27) = -1 EBADF (Bad file descriptor) [pid 7769] close(28 [pid 7768] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7769] close(29) = -1 EBADF (Bad file descriptor) [pid 7769] exit_group(0) = ? [pid 7769] +++ exited with 0 +++ [pid 7768] close(3 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7768] <... close resumed>) = 0 [pid 5082] umount2("./874", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7768] close(4 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] openat(AT_FDCWD, "./874", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7768] close(5) = -1 EBADF (Bad file descriptor) [pid 7768] close(6 [pid 5082] <... openat resumed>) = 3 [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7768] close(7 [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7768] close(8 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./874/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7768] close(9 [pid 5082] lstat("./874/binderfs", [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] close(10) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7768] close(11 [pid 5082] unlink("./874/binderfs" [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] close(12) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./874/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7768] close(13 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./874/file0", [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7768] close(14 [pid 5082] unlink("./874/file0" [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] close(15) = -1 EBADF (Bad file descriptor) [pid 7768] close(16) = -1 EBADF (Bad file descriptor) [pid 7768] close(17) = -1 EBADF (Bad file descriptor) [pid 7768] close(18 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7768] close(19 [pid 5082] rmdir("./874" [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] close(20) = -1 EBADF (Bad file descriptor) [pid 7768] close(21) = -1 EBADF (Bad file descriptor) [pid 7768] close(22 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./875", 0777 [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] close(23) = -1 EBADF (Bad file descriptor) [pid 7768] close(24) = -1 EBADF (Bad file descriptor) [pid 7768] close(25) = -1 EBADF (Bad file descriptor) [pid 7768] close(26 [pid 5082] <... mkdir resumed>) = 0 [pid 7768] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7768] close(27) = -1 EBADF (Bad file descriptor) [pid 7768] close(28) = -1 EBADF (Bad file descriptor) [pid 7768] close(29) = -1 EBADF (Bad file descriptor) [pid 7768] exit_group(0) = ? [pid 7768] +++ exited with 0 +++ [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 877 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=883, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 7770 attached [pid 5081] umount2("./881", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 7770] chdir("./875" [pid 5081] fstat(3, [pid 7770] <... chdir resumed>) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] getdents64(3, [pid 7770] <... prctl resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7770] setpgid(0, 0 [pid 5081] umount2("./881/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7770] <... setpgid resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./881/binderfs", [pid 7770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./881/binderfs" [pid 7770] <... openat resumed>) = 3 [pid 5081] <... unlink resumed>) = 0 [pid 7770] write(3, "1000", 4 [pid 5081] umount2("./881/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7770] <... write resumed>) = 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7770] close(3 [pid 5081] lstat("./881/file0", [pid 7770] <... close resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7770] symlink("/dev/binderfs", "./binderfs" [pid 5081] unlink("./881/file0" [pid 7770] <... symlink resumed>) = 0 [pid 7770] creat("./file0", 000) = 3 [pid 7770] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./881") = 0 [pid 5081] mkdir("./882", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 884 ./strace-static-x86_64: Process 7771 attached [pid 7771] chdir("./882") = 0 [pid 7771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7770] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7770] close(3 [pid 7771] setpgid(0, 0 [pid 7770] <... close resumed>) = 0 [pid 7771] <... setpgid resumed>) = 0 [pid 7770] close(4) = -1 EBADF (Bad file descriptor) [pid 7770] close(5) = -1 EBADF (Bad file descriptor) [pid 7771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7770] close(6) = -1 EBADF (Bad file descriptor) [pid 7771] <... openat resumed>) = 3 [pid 7770] close(7 [pid 7771] write(3, "1000", 4 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] <... write resumed>) = 4 [pid 7771] close(3) = 0 [pid 7771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7770] close(8 [pid 7771] creat("./file0", 000) = 3 [pid 7771] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] close(3) = 0 [pid 7771] close(4) = -1 EBADF (Bad file descriptor) [pid 7771] close(5) = -1 EBADF (Bad file descriptor) [pid 7771] close(6) = -1 EBADF (Bad file descriptor) [pid 7771] close(7) = -1 EBADF (Bad file descriptor) [pid 7771] close(8) = -1 EBADF (Bad file descriptor) [pid 7771] close(9) = -1 EBADF (Bad file descriptor) [pid 7771] close(10 [pid 7770] close(9) = -1 EBADF (Bad file descriptor) [pid 7770] close(10 [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] close(11) = -1 EBADF (Bad file descriptor) [pid 7771] close(12) = -1 EBADF (Bad file descriptor) [pid 7771] close(13) = -1 EBADF (Bad file descriptor) [pid 7771] close(14) = -1 EBADF (Bad file descriptor) [pid 7771] close(15 [pid 7770] close(11) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(12 [pid 7771] close(16) = -1 EBADF (Bad file descriptor) [pid 7771] close(17) = -1 EBADF (Bad file descriptor) [pid 7771] close(18) = -1 EBADF (Bad file descriptor) [pid 7771] close(19 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(13) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] close(20 [pid 7770] close(14 [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] close(21) = -1 EBADF (Bad file descriptor) [pid 7771] close(22) = -1 EBADF (Bad file descriptor) [pid 7771] close(23) = -1 EBADF (Bad file descriptor) [pid 7771] close(24 [pid 7770] close(15 [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] close(25 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(16 [pid 7771] close(26 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(17 [pid 7771] close(27 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(18 [pid 7771] close(28 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(19 [pid 7771] close(29) = -1 EBADF (Bad file descriptor) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] exit_group(0 [pid 7770] close(20 [pid 7771] <... exit_group resumed>) = ? [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7771] +++ exited with 0 +++ [pid 7770] close(21) = -1 EBADF (Bad file descriptor) [pid 7770] close(22 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=884, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./882", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7770] close(23 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7770] close(24 [pid 5081] <... openat resumed>) = 3 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7770] close(25) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7770] close(26 [pid 5081] getdents64(3, [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7770] close(27 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./882/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7770] close(28 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./882/binderfs", [pid 7770] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7770] exit_group(0 [pid 5081] unlink("./882/binderfs" [pid 7770] <... exit_group resumed>) = ? [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./882/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./882/file0", [pid 7770] +++ exited with 0 +++ [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=877, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] unlink("./882/file0" [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./875", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./875", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] getdents64(3, [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] getdents64(3, [pid 5081] close(3 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./875/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... close resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] rmdir("./882" [pid 5082] lstat("./875/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./875/binderfs") = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] umount2("./875/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] mkdir("./883", 0777 [pid 5082] lstat("./875/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./875/file0" [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 885 ./strace-static-x86_64: Process 7772 attached [pid 7772] chdir("./883") = 0 [pid 5082] <... unlink resumed>) = 0 [pid 7772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./875" [pid 7772] <... prctl resumed>) = 0 [pid 7772] setpgid(0, 0) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 7772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] mkdir("./876", 0777 [pid 7772] <... openat resumed>) = 3 [pid 7772] write(3, "1000", 4) = 4 [pid 7772] close(3 [pid 5082] <... mkdir resumed>) = 0 [pid 7772] <... close resumed>) = 0 [pid 7772] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7772] creat("./file0", 000) = 3 [pid 7772] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 878 ./strace-static-x86_64: Process 7773 attached [pid 7773] chdir("./876") = 0 [pid 7773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7773] setpgid(0, 0) = 0 [pid 7773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7773] write(3, "1000", 4) = 4 [pid 7773] close(3) = 0 [pid 7773] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7773] creat("./file0", 000) = 3 [pid 7773] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7773] close(3) = 0 [pid 7773] close(4) = -1 EBADF (Bad file descriptor) [pid 7773] close(5) = -1 EBADF (Bad file descriptor) [pid 7772] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7772] close(3) = 0 [pid 7772] close(4) = -1 EBADF (Bad file descriptor) [pid 7772] close(5) = -1 EBADF (Bad file descriptor) [pid 7772] close(6) = -1 EBADF (Bad file descriptor) [pid 7772] close(7) = -1 EBADF (Bad file descriptor) [pid 7772] close(8) = -1 EBADF (Bad file descriptor) [pid 7772] close(9) = -1 EBADF (Bad file descriptor) [pid 7772] close(10) = -1 EBADF (Bad file descriptor) [pid 7772] close(11) = -1 EBADF (Bad file descriptor) [pid 7772] close(12) = -1 EBADF (Bad file descriptor) [pid 7772] close(13) = -1 EBADF (Bad file descriptor) [pid 7772] close(14) = -1 EBADF (Bad file descriptor) [pid 7772] close(15) = -1 EBADF (Bad file descriptor) [pid 7772] close(16) = -1 EBADF (Bad file descriptor) [pid 7772] close(17) = -1 EBADF (Bad file descriptor) [pid 7772] close(18) = -1 EBADF (Bad file descriptor) [pid 7773] close(6) = -1 EBADF (Bad file descriptor) [pid 7773] close(7) = -1 EBADF (Bad file descriptor) [pid 7773] close(8) = -1 EBADF (Bad file descriptor) [pid 7773] close(9) = -1 EBADF (Bad file descriptor) [pid 7773] close(10) = -1 EBADF (Bad file descriptor) [pid 7773] close(11) = -1 EBADF (Bad file descriptor) [pid 7773] close(12) = -1 EBADF (Bad file descriptor) [pid 7773] close(13 [pid 7772] close(19) = -1 EBADF (Bad file descriptor) [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] close(20 [pid 7773] close(14) = -1 EBADF (Bad file descriptor) [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] close(21 [pid 7773] close(15 [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(16) = -1 EBADF (Bad file descriptor) [pid 7773] close(17) = -1 EBADF (Bad file descriptor) [pid 7773] close(18) = -1 EBADF (Bad file descriptor) [pid 7773] close(19 [pid 7772] close(22) = -1 EBADF (Bad file descriptor) [pid 7772] close(23) = -1 EBADF (Bad file descriptor) [pid 7772] close(24 [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(20) = -1 EBADF (Bad file descriptor) [pid 7772] close(25 [pid 7773] close(21 [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] close(26 [pid 7773] close(22) = -1 EBADF (Bad file descriptor) [pid 7773] close(23) = -1 EBADF (Bad file descriptor) [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(24 [pid 7772] close(27 [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(25 [pid 7772] close(28 [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(26 [pid 7772] close(29 [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(27 [pid 7772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7773] close(28) = -1 EBADF (Bad file descriptor) [pid 7773] close(29 [pid 7772] exit_group(0 [pid 7773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7772] <... exit_group resumed>) = ? [pid 7773] exit_group(0) = ? [pid 7773] +++ exited with 0 +++ [pid 7772] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=878, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=885, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] umount2("./876", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] umount2("./883", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] openat(AT_FDCWD, "./876", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... openat resumed>) = 3 [pid 5081] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] getdents64(3, [pid 5081] fstat(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] umount2("./876/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] getdents64(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./876/binderfs", [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] umount2("./883/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./876/binderfs" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./883/binderfs", [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] umount2("./876/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./883/binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] lstat("./876/file0", [pid 5081] umount2("./883/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./876/file0" [pid 5081] lstat("./883/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./883/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 5082] <... close resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] rmdir("./876" [pid 5081] rmdir("./883" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] mkdir("./877", 0777 [pid 5081] mkdir("./884", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 886 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7774 attached [pid 7774] chdir("./884"./strace-static-x86_64: Process 7775 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 879 [pid 7774] <... chdir resumed>) = 0 [pid 7774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7774] setpgid(0, 0) = 0 [pid 7774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7775] chdir("./877" [pid 7774] <... openat resumed>) = 3 [pid 7774] write(3, "1000", 4) = 4 [pid 7774] close(3) = 0 [pid 7774] symlink("/dev/binderfs", "./binderfs" [pid 7775] <... chdir resumed>) = 0 [pid 7774] <... symlink resumed>) = 0 [pid 7774] creat("./file0", 000 [pid 7775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7774] <... creat resumed>) = 3 [pid 7774] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7775] <... prctl resumed>) = 0 [pid 7775] setpgid(0, 0) = 0 [pid 7775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7775] write(3, "1000", 4) = 4 [pid 7775] close(3) = 0 [pid 7775] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7775] creat("./file0", 000) = 3 [pid 7775] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7774] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7774] close(3 [pid 7775] close(3 [pid 7774] <... close resumed>) = 0 [pid 7774] close(4 [pid 7775] <... close resumed>) = 0 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(5) = -1 EBADF (Bad file descriptor) [pid 7774] close(6) = -1 EBADF (Bad file descriptor) [pid 7774] close(7) = -1 EBADF (Bad file descriptor) [pid 7774] close(8) = -1 EBADF (Bad file descriptor) [pid 7774] close(9) = -1 EBADF (Bad file descriptor) [pid 7774] close(10) = -1 EBADF (Bad file descriptor) [pid 7774] close(11) = -1 EBADF (Bad file descriptor) [pid 7775] close(4) = -1 EBADF (Bad file descriptor) [pid 7774] close(12 [pid 7775] close(5) = -1 EBADF (Bad file descriptor) [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(6) = -1 EBADF (Bad file descriptor) [pid 7775] close(7) = -1 EBADF (Bad file descriptor) [pid 7775] close(8) = -1 EBADF (Bad file descriptor) [pid 7774] close(13 [pid 7775] close(9) = -1 EBADF (Bad file descriptor) [pid 7775] close(10) = -1 EBADF (Bad file descriptor) [pid 7775] close(11) = -1 EBADF (Bad file descriptor) [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(12 [pid 7774] close(14 [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(13) = -1 EBADF (Bad file descriptor) [pid 7774] close(15 [pid 7775] close(14 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(16 [pid 7775] close(15 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(17 [pid 7775] close(16 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(18 [pid 7775] close(17 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(19 [pid 7775] close(18 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(20 [pid 7775] close(19) = -1 EBADF (Bad file descriptor) [pid 7775] close(20) = -1 EBADF (Bad file descriptor) [pid 7775] close(21 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(22) = -1 EBADF (Bad file descriptor) [pid 7775] close(23 [pid 7774] close(21 [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(24 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(22 [pid 7775] close(25 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(23 [pid 7775] close(26 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(24 [pid 7775] close(27 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(28 [pid 7774] close(25 [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] close(29 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(26 [pid 7775] exit_group(0 [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] close(27) = -1 EBADF (Bad file descriptor) [pid 7774] close(28) = -1 EBADF (Bad file descriptor) [pid 7774] close(29 [pid 7775] <... exit_group resumed>) = ? [pid 7774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7774] exit_group(0) = ? [pid 7775] +++ exited with 0 +++ [pid 7774] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=886, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./877", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./884", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./877", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] <... openat resumed>) = 3 [pid 5081] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] fstat(3, [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./877/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./884/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./877/binderfs", [pid 5081] lstat("./884/binderfs", [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./877/binderfs" [pid 5081] unlink("./884/binderfs" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] umount2("./877/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./884/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./877/file0", [pid 5081] lstat("./884/file0", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./877/file0" [pid 5081] unlink("./884/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] rmdir("./877" [pid 5081] close(3 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] mkdir("./878", 0777 [pid 5081] rmdir("./884" [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./885", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 887 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 880 ./strace-static-x86_64: Process 7776 attached [pid 7776] chdir("./885"./strace-static-x86_64: Process 7777 attached ) = 0 [pid 7776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7776] setpgid(0, 0) = 0 [pid 7776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7777] chdir("./878" [pid 7776] <... openat resumed>) = 3 [pid 7776] write(3, "1000", 4) = 4 [pid 7776] close(3) = 0 [pid 7776] symlink("/dev/binderfs", "./binderfs" [pid 7777] <... chdir resumed>) = 0 [pid 7777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7777] setpgid(0, 0 [pid 7776] <... symlink resumed>) = 0 [pid 7777] <... setpgid resumed>) = 0 [pid 7776] creat("./file0", 000 [pid 7777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7777] write(3, "1000", 4) = 4 [pid 7777] close(3) = 0 [pid 7777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7777] creat("./file0", 000 [pid 7776] <... creat resumed>) = 3 [pid 7777] <... creat resumed>) = 3 [pid 7776] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7777] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7776] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7776] close(3 [pid 7777] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7776] <... close resumed>) = 0 [pid 7777] close(3 [pid 7776] close(4 [pid 7777] <... close resumed>) = 0 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(4 [pid 7776] close(5 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(5 [pid 7776] close(6 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(6 [pid 7776] close(7 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(7 [pid 7776] close(8 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(8 [pid 7776] close(9 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(9 [pid 7776] close(10 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(10 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(11) = -1 EBADF (Bad file descriptor) [pid 7777] close(11 [pid 7776] close(12 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(12 [pid 7776] close(13 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(13) = -1 EBADF (Bad file descriptor) [pid 7777] close(14 [pid 7776] close(14 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(15 [pid 7776] close(15 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(16 [pid 7776] close(16 [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] close(17) = -1 EBADF (Bad file descriptor) [pid 7776] close(17 [pid 7777] close(18 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(18 [pid 7777] close(19 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(19 [pid 7777] close(20 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(20 [pid 7777] close(21 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(21 [pid 7777] close(22 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(22 [pid 7777] close(23 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(23 [pid 7777] close(24 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(24 [pid 7777] close(25 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(25 [pid 7777] close(26 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(26 [pid 7777] close(27 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(27 [pid 7777] close(28 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(28 [pid 7777] close(29 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7776] close(29 [pid 7777] exit_group(0 [pid 7776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7777] <... exit_group resumed>) = ? [pid 7776] exit_group(0 [pid 7777] +++ exited with 0 +++ [pid 7776] <... exit_group resumed>) = ? [pid 7776] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] umount2("./885", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... restart_syscall resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./878", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] openat(AT_FDCWD, "./878", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] <... openat resumed>) = 3 [pid 5082] fstat(3, [pid 5081] fstat(3, [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] umount2("./878/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] getdents64(3, [pid 5082] lstat("./878/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] unlink("./878/binderfs") = 0 [pid 5081] umount2("./885/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] umount2("./878/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./878/file0", [pid 5081] lstat("./885/binderfs", [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./878/file0") = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] getdents64(3, [pid 5081] unlink("./885/binderfs" [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./878" [pid 5081] <... unlink resumed>) = 0 [pid 5082] <... rmdir resumed>) = 0 [pid 5081] umount2("./885/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] mkdir("./879", 0777 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./885/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] unlink("./885/file0" [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 881 ./strace-static-x86_64: Process 7778 attached [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./885" [pid 7778] chdir("./879" [pid 5081] <... rmdir resumed>) = 0 [pid 5081] mkdir("./886", 0777 [pid 7778] <... chdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7778] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 7779 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 888 [pid 7779] chdir("./886") = 0 [pid 7779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7779] setpgid(0, 0) = 0 [pid 7779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7778] <... prctl resumed>) = 0 [pid 7778] setpgid(0, 0) = 0 [pid 7778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7779] <... openat resumed>) = 3 [pid 7778] <... openat resumed>) = 3 [pid 7779] write(3, "1000", 4 [pid 7778] write(3, "1000", 4) = 4 [pid 7778] close(3) = 0 [pid 7778] symlink("/dev/binderfs", "./binderfs" [pid 7779] <... write resumed>) = 4 [pid 7778] <... symlink resumed>) = 0 [pid 7778] creat("./file0", 000 [pid 7779] close(3) = 0 [pid 7778] <... creat resumed>) = 3 [pid 7778] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7779] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7779] creat("./file0", 000) = 3 [pid 7779] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7779] close(3) = 0 [pid 7779] close(4) = -1 EBADF (Bad file descriptor) [pid 7779] close(5) = -1 EBADF (Bad file descriptor) [pid 7778] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7779] close(6) = -1 EBADF (Bad file descriptor) [pid 7779] close(7) = -1 EBADF (Bad file descriptor) [pid 7778] close(3 [pid 7779] close(8) = -1 EBADF (Bad file descriptor) [pid 7778] <... close resumed>) = 0 [pid 7779] close(9) = -1 EBADF (Bad file descriptor) [pid 7779] close(10 [pid 7778] close(4 [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(5 [pid 7779] close(11 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(6 [pid 7779] close(12 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(7 [pid 7779] close(13 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(8 [pid 7779] close(14 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(9 [pid 7779] close(15 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(10 [pid 7779] close(16 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(11 [pid 7779] close(17 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(12 [pid 7779] close(18 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(13 [pid 7779] close(19 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(14 [pid 7779] close(20 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(15 [pid 7779] close(21 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(16 [pid 7779] close(22 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(17 [pid 7779] close(23 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(18 [pid 7779] close(24 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(19 [pid 7779] close(25 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(20 [pid 7779] close(26 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(21 [pid 7779] close(27 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(22 [pid 7779] close(28 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(23 [pid 7779] close(29 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7778] close(24 [pid 7779] exit_group(0 [pid 7778] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7779] <... exit_group resumed>) = ? [pid 7778] close(25) = -1 EBADF (Bad file descriptor) [pid 7778] close(26) = -1 EBADF (Bad file descriptor) [pid 7779] +++ exited with 0 +++ [pid 7778] close(27) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=888, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7778] close(28) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7778] close(29) = -1 EBADF (Bad file descriptor) [pid 5081] <... restart_syscall resumed>) = 0 [pid 7778] exit_group(0) = ? [pid 7778] +++ exited with 0 +++ [pid 5081] umount2("./886", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=881, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] umount2("./879", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] fstat(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] openat(AT_FDCWD, "./879", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] getdents64(3, [pid 5082] <... openat resumed>) = 3 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] fstat(3, [pid 5081] umount2("./886/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] lstat("./886/binderfs", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] umount2("./879/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./886/binderfs" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] lstat("./879/binderfs", [pid 5081] umount2("./886/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./879/binderfs" [pid 5081] lstat("./886/file0", [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] umount2("./879/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./886/file0" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./879/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./879/file0" [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./886") = 0 [pid 5081] mkdir("./887", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 889 [pid 5082] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7780 attached [pid 7780] chdir("./887") = 0 [pid 7780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5082] getdents64(3, [pid 7780] setpgid(0, 0) = 0 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7780] write(3, "1000", 4) = 4 [pid 5082] close(3 [pid 7780] close(3 [pid 5082] <... close resumed>) = 0 [pid 7780] <... close resumed>) = 0 [pid 7780] symlink("/dev/binderfs", "./binderfs" [pid 5082] rmdir("./879" [pid 7780] <... symlink resumed>) = 0 [pid 7780] creat("./file0", 000 [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./880", 0777 [pid 7780] <... creat resumed>) = 3 [pid 7780] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 882 ./strace-static-x86_64: Process 7781 attached [pid 7781] chdir("./880") = 0 [pid 7781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7781] setpgid(0, 0) = 0 [pid 7781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7781] write(3, "1000", 4) = 4 [pid 7781] close(3) = 0 [pid 7781] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7781] creat("./file0", 000) = 3 [pid 7781] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7780] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7780] close(3) = 0 [pid 7780] close(4 [pid 7781] close(3 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(5) = -1 EBADF (Bad file descriptor) [pid 7780] close(6 [pid 7781] <... close resumed>) = 0 [pid 7781] close(4 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(7) = -1 EBADF (Bad file descriptor) [pid 7780] close(8) = -1 EBADF (Bad file descriptor) [pid 7780] close(9) = -1 EBADF (Bad file descriptor) [pid 7780] close(10) = -1 EBADF (Bad file descriptor) [pid 7780] close(11) = -1 EBADF (Bad file descriptor) [pid 7780] close(12) = -1 EBADF (Bad file descriptor) [pid 7780] close(13) = -1 EBADF (Bad file descriptor) [pid 7780] close(14) = -1 EBADF (Bad file descriptor) [pid 7780] close(15) = -1 EBADF (Bad file descriptor) [pid 7780] close(16) = -1 EBADF (Bad file descriptor) [pid 7780] close(17) = -1 EBADF (Bad file descriptor) [pid 7780] close(18) = -1 EBADF (Bad file descriptor) [pid 7780] close(19) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(20 [pid 7781] close(5 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(21 [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] close(6 [pid 7780] close(22 [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(23 [pid 7781] close(7 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(24 [pid 7781] close(8 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(25 [pid 7781] close(9 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(26 [pid 7781] close(10 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(27 [pid 7781] close(11 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(28 [pid 7781] close(12 [pid 7780] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] close(29) = -1 EBADF (Bad file descriptor) [pid 7781] close(13 [pid 7780] exit_group(0 [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7780] <... exit_group resumed>) = ? [pid 7781] close(14 [pid 7780] +++ exited with 0 +++ [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=889, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7781] close(15) = -1 EBADF (Bad file descriptor) [pid 7781] close(16 [pid 5081] umount2("./887", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7781] close(17 [pid 5081] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... openat resumed>) = 3 [pid 7781] close(18 [pid 5081] fstat(3, [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7781] close(19 [pid 5081] getdents64(3, [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7781] close(20 [pid 5081] umount2("./887/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7781] close(21 [pid 5081] lstat("./887/binderfs", [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7781] close(22 [pid 5081] unlink("./887/binderfs" [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7781] close(23 [pid 5081] umount2("./887/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7781] close(24 [pid 5081] lstat("./887/file0", [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7781] close(25 [pid 5081] unlink("./887/file0" [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7781] close(26 [pid 5081] getdents64(3, [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7781] close(27 [pid 5081] close(3 [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... close resumed>) = 0 [pid 7781] close(28 [pid 5081] rmdir("./887" [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... rmdir resumed>) = 0 [pid 7781] close(29 [pid 5081] mkdir("./888", 0777 [pid 7781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... mkdir resumed>) = 0 [pid 7781] exit_group(0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7781] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 7782 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 890 [pid 7781] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5082] umount2("./880", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./880", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./880/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./880/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./880/binderfs") = 0 [pid 7782] chdir("./888" [pid 5082] umount2("./880/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7782] <... chdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] lstat("./880/file0", [pid 7782] <... prctl resumed>) = 0 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7782] setpgid(0, 0 [pid 5082] unlink("./880/file0" [pid 7782] <... setpgid resumed>) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 7782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7782] <... openat resumed>) = 3 [pid 5082] close(3 [pid 7782] write(3, "1000", 4 [pid 5082] <... close resumed>) = 0 [pid 7782] <... write resumed>) = 4 [pid 5082] rmdir("./880" [pid 7782] close(3 [pid 5082] <... rmdir resumed>) = 0 [pid 7782] <... close resumed>) = 0 [pid 5082] mkdir("./881", 0777 [pid 7782] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7783 attached [pid 7782] <... symlink resumed>) = 0 [pid 7782] creat("./file0", 000 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 883 [pid 7783] chdir("./881" [pid 7782] <... creat resumed>) = 3 [pid 7782] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7783] <... chdir resumed>) = 0 [pid 7783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7783] setpgid(0, 0) = 0 [pid 7783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7783] write(3, "1000", 4) = 4 [pid 7783] close(3) = 0 [pid 7783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7783] creat("./file0", 000) = 3 [pid 7783] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7782] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7782] close(3) = 0 [pid 7783] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7782] close(4) = -1 EBADF (Bad file descriptor) [pid 7783] close(3 [pid 7782] close(5 [pid 7783] <... close resumed>) = 0 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(6 [pid 7783] close(4) = -1 EBADF (Bad file descriptor) [pid 7783] close(5) = -1 EBADF (Bad file descriptor) [pid 7783] close(6) = -1 EBADF (Bad file descriptor) [pid 7783] close(7) = -1 EBADF (Bad file descriptor) [pid 7783] close(8 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] close(9) = -1 EBADF (Bad file descriptor) [pid 7783] close(10) = -1 EBADF (Bad file descriptor) [pid 7783] close(11) = -1 EBADF (Bad file descriptor) [pid 7783] close(12) = -1 EBADF (Bad file descriptor) [pid 7783] close(13) = -1 EBADF (Bad file descriptor) [pid 7783] close(14) = -1 EBADF (Bad file descriptor) [pid 7783] close(15 [pid 7782] close(7 [pid 7783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] close(16) = -1 EBADF (Bad file descriptor) [pid 7783] close(17) = -1 EBADF (Bad file descriptor) [pid 7783] close(18) = -1 EBADF (Bad file descriptor) [pid 7783] close(19) = -1 EBADF (Bad file descriptor) [pid 7783] close(20 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(8) = -1 EBADF (Bad file descriptor) [pid 7783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] close(21) = -1 EBADF (Bad file descriptor) [pid 7783] close(22) = -1 EBADF (Bad file descriptor) [pid 7783] close(23) = -1 EBADF (Bad file descriptor) [pid 7783] close(24) = -1 EBADF (Bad file descriptor) [pid 7783] close(25) = -1 EBADF (Bad file descriptor) [pid 7782] close(9 [pid 7783] close(26) = -1 EBADF (Bad file descriptor) [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] close(27) = -1 EBADF (Bad file descriptor) [pid 7782] close(10 [pid 7783] close(28) = -1 EBADF (Bad file descriptor) [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] close(29 [pid 7782] close(11 [pid 7783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] exit_group(0) = ? [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7783] +++ exited with 0 +++ [pid 7782] close(12) = -1 EBADF (Bad file descriptor) [pid 7782] close(13) = -1 EBADF (Bad file descriptor) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=883, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7782] close(14 [pid 5082] umount2("./881", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7782] close(15 [pid 5082] openat(AT_FDCWD, "./881", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(16 [pid 5082] <... openat resumed>) = 3 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] fstat(3, [pid 7782] close(17) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7782] close(18 [pid 5082] getdents64(3, [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(19 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(20 [pid 5082] umount2("./881/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(21 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./881/binderfs", [pid 7782] close(22) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7782] close(23 [pid 5082] unlink("./881/binderfs" [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7782] close(24 [pid 5082] <... unlink resumed>) = 0 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./881/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7782] close(25 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./881/file0", [pid 7782] close(26) = -1 EBADF (Bad file descriptor) [pid 7782] close(27 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./881/file0" [pid 7782] close(28) = -1 EBADF (Bad file descriptor) [pid 7782] close(29) = -1 EBADF (Bad file descriptor) [pid 7782] exit_group(0) = ? [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./881") = 0 [pid 5082] mkdir("./882", 0777 [pid 7782] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=890, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5081] umount2("./888", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] <... openat resumed>) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, ./strace-static-x86_64: Process 7784 attached 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 884 [pid 5081] umount2("./888/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7784] chdir("./882" [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7784] <... chdir resumed>) = 0 [pid 5081] lstat("./888/binderfs", [pid 7784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7784] setpgid(0, 0 [pid 5081] unlink("./888/binderfs" [pid 7784] <... setpgid resumed>) = 0 [pid 7784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... unlink resumed>) = 0 [pid 7784] <... openat resumed>) = 3 [pid 5081] umount2("./888/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7784] write(3, "1000", 4) = 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7784] close(3 [pid 5081] lstat("./888/file0", [pid 7784] <... close resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7784] symlink("/dev/binderfs", "./binderfs" [pid 5081] unlink("./888/file0" [pid 7784] <... symlink resumed>) = 0 [pid 7784] creat("./file0", 000) = 3 [pid 7784] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./888") = 0 [pid 5081] mkdir("./889", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 891 ./strace-static-x86_64: Process 7785 attached [pid 7785] chdir("./889") = 0 [pid 7785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7785] setpgid(0, 0) = 0 [pid 7785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7785] write(3, "1000", 4) = 4 [pid 7785] close(3) = 0 [pid 7785] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7785] creat("./file0", 000) = 3 [pid 7785] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7784] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7784] close(3 [pid 7785] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7784] <... close resumed>) = 0 [pid 7784] close(4) = -1 EBADF (Bad file descriptor) [pid 7784] close(5) = -1 EBADF (Bad file descriptor) [pid 7784] close(6) = -1 EBADF (Bad file descriptor) [pid 7784] close(7) = -1 EBADF (Bad file descriptor) [pid 7784] close(8) = -1 EBADF (Bad file descriptor) [pid 7784] close(9) = -1 EBADF (Bad file descriptor) [pid 7784] close(10) = -1 EBADF (Bad file descriptor) [pid 7784] close(11) = -1 EBADF (Bad file descriptor) [pid 7784] close(12) = -1 EBADF (Bad file descriptor) [pid 7784] close(13) = -1 EBADF (Bad file descriptor) [pid 7784] close(14 [pid 7785] close(3 [pid 7784] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7784] close(15) = -1 EBADF (Bad file descriptor) [pid 7784] close(16) = -1 EBADF (Bad file descriptor) [pid 7784] close(17) = -1 EBADF (Bad file descriptor) [pid 7784] close(18) = -1 EBADF (Bad file descriptor) [pid 7784] close(19) = -1 EBADF (Bad file descriptor) [pid 7784] close(20) = -1 EBADF (Bad file descriptor) [pid 7784] close(21) = -1 EBADF (Bad file descriptor) [pid 7784] close(22) = -1 EBADF (Bad file descriptor) [pid 7784] close(23) = -1 EBADF (Bad file descriptor) [pid 7784] close(24) = -1 EBADF (Bad file descriptor) [pid 7784] close(25) = -1 EBADF (Bad file descriptor) [pid 7784] close(26) = -1 EBADF (Bad file descriptor) [pid 7784] close(27) = -1 EBADF (Bad file descriptor) [pid 7784] close(28) = -1 EBADF (Bad file descriptor) [pid 7784] close(29) = -1 EBADF (Bad file descriptor) [pid 7784] exit_group(0) = ? [pid 7784] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=884, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5082] umount2("./882", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./882", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7785] <... close resumed>) = 0 [pid 5082] umount2("./882/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./882/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7785] close(4 [pid 5082] unlink("./882/binderfs" [pid 7785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 5082] umount2("./882/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./882/file0", [pid 7785] close(5 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./882/file0" [pid 7785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 7785] close(6 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./882" [pid 7785] close(7) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7785] close(8 [pid 5082] mkdir("./883", 0777 [pid 7785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7785] close(9 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7785] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7786 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 885 [pid 7785] close(10) = -1 EBADF (Bad file descriptor) [pid 7785] close(11) = -1 EBADF (Bad file descriptor) [pid 7785] close(12) = -1 EBADF (Bad file descriptor) [pid 7785] close(13) = -1 EBADF (Bad file descriptor) [pid 7785] close(14) = -1 EBADF (Bad file descriptor) [pid 7785] close(15) = -1 EBADF (Bad file descriptor) [pid 7785] close(16) = -1 EBADF (Bad file descriptor) [pid 7785] close(17) = -1 EBADF (Bad file descriptor) [pid 7785] close(18) = -1 EBADF (Bad file descriptor) [pid 7785] close(19) = -1 EBADF (Bad file descriptor) [pid 7785] close(20) = -1 EBADF (Bad file descriptor) [pid 7785] close(21) = -1 EBADF (Bad file descriptor) [pid 7785] close(22) = -1 EBADF (Bad file descriptor) [pid 7785] close(23) = -1 EBADF (Bad file descriptor) [pid 7785] close(24) = -1 EBADF (Bad file descriptor) [pid 7785] close(25) = -1 EBADF (Bad file descriptor) [pid 7785] close(26) = -1 EBADF (Bad file descriptor) [pid 7785] close(27) = -1 EBADF (Bad file descriptor) [pid 7785] close(28) = -1 EBADF (Bad file descriptor) [pid 7785] close(29) = -1 EBADF (Bad file descriptor) [pid 7785] exit_group(0) = ? [pid 7785] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7786] chdir("./883") = 0 [pid 7786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7786] setpgid(0, 0 [pid 5081] umount2("./889", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7786] <... setpgid resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7786] <... openat resumed>) = 3 [pid 5081] <... openat resumed>) = 3 [pid 7786] write(3, "1000", 4 [pid 5081] fstat(3, [pid 7786] <... write resumed>) = 4 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7786] close(3 [pid 5081] getdents64(3, [pid 7786] <... close resumed>) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7786] symlink("/dev/binderfs", "./binderfs" [pid 5081] umount2("./889/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7786] <... symlink resumed>) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7786] creat("./file0", 000 [pid 5081] lstat("./889/binderfs", [pid 7786] <... creat resumed>) = 3 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7786] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] unlink("./889/binderfs") = 0 [pid 5081] umount2("./889/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./889/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./889/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./889") = 0 [pid 5081] mkdir("./890", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 892 ./strace-static-x86_64: Process 7787 attached [pid 7787] chdir("./890") = 0 [pid 7787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7787] setpgid(0, 0) = 0 [pid 7787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7787] write(3, "1000", 4) = 4 [pid 7787] close(3) = 0 [pid 7787] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7787] creat("./file0", 000) = 3 [pid 7787] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7787] close(3) = 0 [pid 7787] close(4) = -1 EBADF (Bad file descriptor) [pid 7787] close(5) = -1 EBADF (Bad file descriptor) [pid 7787] close(6) = -1 EBADF (Bad file descriptor) [pid 7787] close(7) = -1 EBADF (Bad file descriptor) [pid 7786] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7786] close(3 [pid 7787] close(8) = -1 EBADF (Bad file descriptor) [pid 7787] close(9 [pid 7786] <... close resumed>) = 0 [pid 7786] close(4) = -1 EBADF (Bad file descriptor) [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] close(10) = -1 EBADF (Bad file descriptor) [pid 7787] close(11) = -1 EBADF (Bad file descriptor) [pid 7787] close(12) = -1 EBADF (Bad file descriptor) [pid 7787] close(13) = -1 EBADF (Bad file descriptor) [pid 7787] close(14) = -1 EBADF (Bad file descriptor) [pid 7787] close(15) = -1 EBADF (Bad file descriptor) [pid 7787] close(16) = -1 EBADF (Bad file descriptor) [pid 7787] close(17) = -1 EBADF (Bad file descriptor) [pid 7787] close(18) = -1 EBADF (Bad file descriptor) [pid 7787] close(19) = -1 EBADF (Bad file descriptor) [pid 7787] close(20) = -1 EBADF (Bad file descriptor) [pid 7787] close(21) = -1 EBADF (Bad file descriptor) [pid 7787] close(22) = -1 EBADF (Bad file descriptor) [pid 7787] close(23) = -1 EBADF (Bad file descriptor) [pid 7787] close(24 [pid 7786] close(5 [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] close(25 [pid 7786] close(6 [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] close(26 [pid 7786] close(7 [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] close(27) = -1 EBADF (Bad file descriptor) [pid 7787] close(28 [pid 7786] close(8 [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] close(29 [pid 7786] close(9 [pid 7787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7787] exit_group(0 [pid 7786] close(10 [pid 7787] <... exit_group resumed>) = ? [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(11) = -1 EBADF (Bad file descriptor) [pid 7786] close(12) = -1 EBADF (Bad file descriptor) [pid 7786] close(13 [pid 7787] +++ exited with 0 +++ [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(14) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=892, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7786] close(15) = -1 EBADF (Bad file descriptor) [pid 7786] close(16) = -1 EBADF (Bad file descriptor) [pid 7786] close(17) = -1 EBADF (Bad file descriptor) [pid 7786] close(18) = -1 EBADF (Bad file descriptor) [pid 7786] close(19) = -1 EBADF (Bad file descriptor) [pid 7786] close(20 [pid 5081] umount2("./890", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(21 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(22 [pid 5081] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(23 [pid 5081] <... openat resumed>) = 3 [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(24 [pid 5081] fstat(3, [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(25 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(26 [pid 5081] getdents64(3, [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(27 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(28 [pid 5081] umount2("./890/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] close(29 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7786] exit_group(0 [pid 5081] lstat("./890/binderfs", [pid 7786] <... exit_group resumed>) = ? [pid 7786] +++ exited with 0 +++ [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./890/binderfs" [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=885, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5082] umount2("./883", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./883", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] umount2("./890/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] lstat("./890/file0", [pid 5082] umount2("./883/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] lstat("./883/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./890/file0" [pid 5082] unlink("./883/binderfs") = 0 [pid 5082] umount2("./883/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./883/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] unlink("./883/file0") = 0 [pid 5081] getdents64(3, [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5081] close(3 [pid 5082] rmdir("./883") = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] mkdir("./884", 0777) = 0 [pid 5081] rmdir("./890" [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7788 attached [pid 5081] <... rmdir resumed>) = 0 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 886 [pid 5081] mkdir("./891", 0777 [pid 7788] chdir("./884" [pid 5081] <... mkdir resumed>) = 0 [pid 7788] <... chdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7788] setpgid(0, 0) = 0 [pid 7788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7788] write(3, "1000", 4./strace-static-x86_64: Process 7789 attached ) = 4 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 893 [pid 7788] close(3) = 0 [pid 7789] chdir("./891") = 0 [pid 7788] symlink("/dev/binderfs", "./binderfs" [pid 7789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7788] <... symlink resumed>) = 0 [pid 7789] setpgid(0, 0 [pid 7788] creat("./file0", 000 [pid 7789] <... setpgid resumed>) = 0 [pid 7788] <... creat resumed>) = 3 [pid 7789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7788] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7789] <... openat resumed>) = 3 [pid 7789] write(3, "1000", 4) = 4 [pid 7789] close(3) = 0 [pid 7789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7789] creat("./file0", 000) = 3 [pid 7789] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7789] close(3 [pid 7788] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7789] <... close resumed>) = 0 [pid 7788] close(3 [pid 7789] close(4) = -1 EBADF (Bad file descriptor) [pid 7789] close(5) = -1 EBADF (Bad file descriptor) [pid 7789] close(6) = -1 EBADF (Bad file descriptor) [pid 7788] <... close resumed>) = 0 [pid 7789] close(7 [pid 7788] close(4) = -1 EBADF (Bad file descriptor) [pid 7788] close(5) = -1 EBADF (Bad file descriptor) [pid 7788] close(6) = -1 EBADF (Bad file descriptor) [pid 7788] close(7) = -1 EBADF (Bad file descriptor) [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7788] close(8) = -1 EBADF (Bad file descriptor) [pid 7788] close(9) = -1 EBADF (Bad file descriptor) [pid 7788] close(10) = -1 EBADF (Bad file descriptor) [pid 7788] close(11) = -1 EBADF (Bad file descriptor) [pid 7788] close(12 [pid 7789] close(8 [pid 7788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7788] close(13 [pid 7789] close(9) = -1 EBADF (Bad file descriptor) [pid 7789] close(10) = -1 EBADF (Bad file descriptor) [pid 7788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7789] close(11) = -1 EBADF (Bad file descriptor) [pid 7788] close(14 [pid 7789] close(12 [pid 7788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7788] close(15) = -1 EBADF (Bad file descriptor) [pid 7788] close(16) = -1 EBADF (Bad file descriptor) [pid 7788] close(17) = -1 EBADF (Bad file descriptor) [pid 7788] close(18 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7788] close(19) = -1 EBADF (Bad file descriptor) [pid 7788] close(20) = -1 EBADF (Bad file descriptor) [pid 7788] close(21) = -1 EBADF (Bad file descriptor) [pid 7788] close(22) = -1 EBADF (Bad file descriptor) [pid 7788] close(23) = -1 EBADF (Bad file descriptor) [pid 7788] close(24) = -1 EBADF (Bad file descriptor) [pid 7788] close(25) = -1 EBADF (Bad file descriptor) [pid 7788] close(26) = -1 EBADF (Bad file descriptor) [pid 7788] close(27) = -1 EBADF (Bad file descriptor) [pid 7788] close(28) = -1 EBADF (Bad file descriptor) [pid 7788] close(29) = -1 EBADF (Bad file descriptor) [pid 7788] exit_group(0) = ? [pid 7789] close(13 [pid 7788] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=886, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7789] close(14 [pid 5082] umount2("./884", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./884", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./884/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7789] close(15 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./884/binderfs", [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./884/binderfs" [pid 7789] close(16 [pid 5082] <... unlink resumed>) = 0 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./884/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7789] close(17 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] lstat("./884/file0", [pid 7789] close(18 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] unlink("./884/file0" [pid 7789] close(19 [pid 5082] <... unlink resumed>) = 0 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] getdents64(3, [pid 7789] close(20 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... close resumed>) = 0 [pid 7789] close(21 [pid 5082] rmdir("./884" [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... rmdir resumed>) = 0 [pid 7789] close(22 [pid 5082] mkdir("./885", 0777 [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... mkdir resumed>) = 0 [pid 7789] close(23 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7790 attached [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 887 [pid 7789] close(24) = -1 EBADF (Bad file descriptor) [pid 7789] close(25 [pid 7790] chdir("./885" [pid 7789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7789] close(26) = -1 EBADF (Bad file descriptor) [pid 7789] close(27) = -1 EBADF (Bad file descriptor) [pid 7789] close(28) = -1 EBADF (Bad file descriptor) [pid 7789] close(29) = -1 EBADF (Bad file descriptor) [pid 7789] exit_group(0) = ? [pid 7789] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=893, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] umount2("./891", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./891", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./891/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./891/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./891/binderfs" [pid 7790] <... chdir resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./891/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./891/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./891/file0") = 0 [pid 5081] getdents64(3, [pid 7790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7790] <... prctl resumed>) = 0 [pid 5081] close(3 [pid 7790] setpgid(0, 0 [pid 5081] <... close resumed>) = 0 [pid 7790] <... setpgid resumed>) = 0 [pid 5081] rmdir("./891" [pid 7790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5081] <... rmdir resumed>) = 0 [pid 7790] <... openat resumed>) = 3 [pid 5081] mkdir("./892", 0777 [pid 7790] write(3, "1000", 4) = 4 [pid 7790] close(3) = 0 [pid 7790] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7790] creat("./file0", 000) = 3 [pid 5081] <... mkdir resumed>) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7790] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7791 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 894 [pid 7791] chdir("./892") = 0 [pid 7791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7791] setpgid(0, 0) = 0 [pid 7791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7791] write(3, "1000", 4) = 4 [pid 7791] close(3) = 0 [pid 7791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7791] creat("./file0", 000) = 3 [pid 7791] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7790] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7791] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7791] close(3) = 0 [pid 7791] close(4) = -1 EBADF (Bad file descriptor) [pid 7791] close(5) = -1 EBADF (Bad file descriptor) [pid 7791] close(6) = -1 EBADF (Bad file descriptor) [pid 7791] close(7) = -1 EBADF (Bad file descriptor) [pid 7791] close(8) = -1 EBADF (Bad file descriptor) [pid 7791] close(9) = -1 EBADF (Bad file descriptor) [pid 7791] close(10) = -1 EBADF (Bad file descriptor) [pid 7791] close(11) = -1 EBADF (Bad file descriptor) [pid 7791] close(12) = -1 EBADF (Bad file descriptor) [pid 7791] close(13) = -1 EBADF (Bad file descriptor) [pid 7791] close(14) = -1 EBADF (Bad file descriptor) [pid 7791] close(15) = -1 EBADF (Bad file descriptor) [pid 7791] close(16) = -1 EBADF (Bad file descriptor) [pid 7791] close(17) = -1 EBADF (Bad file descriptor) [pid 7791] close(18) = -1 EBADF (Bad file descriptor) [pid 7791] close(19) = -1 EBADF (Bad file descriptor) [pid 7791] close(20) = -1 EBADF (Bad file descriptor) [pid 7791] close(21) = -1 EBADF (Bad file descriptor) [pid 7791] close(22) = -1 EBADF (Bad file descriptor) [pid 7791] close(23) = -1 EBADF (Bad file descriptor) [pid 7791] close(24) = -1 EBADF (Bad file descriptor) [pid 7791] close(25) = -1 EBADF (Bad file descriptor) [pid 7791] close(26) = -1 EBADF (Bad file descriptor) [pid 7791] close(27) = -1 EBADF (Bad file descriptor) [pid 7791] close(28) = -1 EBADF (Bad file descriptor) [pid 7791] close(29) = -1 EBADF (Bad file descriptor) [pid 7791] exit_group(0) = ? [pid 7790] close(3) = 0 [pid 7790] close(4) = -1 EBADF (Bad file descriptor) [pid 7790] close(5) = -1 EBADF (Bad file descriptor) [pid 7790] close(6) = -1 EBADF (Bad file descriptor) [pid 7791] +++ exited with 0 +++ [pid 7790] close(7) = -1 EBADF (Bad file descriptor) [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5081] umount2("./892", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./892", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, [pid 7790] close(8 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./892/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7790] close(9 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./892/binderfs", [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7790] close(10 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./892/binderfs" [pid 7790] close(11) = -1 EBADF (Bad file descriptor) [pid 7790] close(12 [pid 5081] <... unlink resumed>) = 0 [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./892/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7790] close(13 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./892/file0", [pid 7790] close(14) = -1 EBADF (Bad file descriptor) [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7790] close(15 [pid 5081] unlink("./892/file0" [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7790] close(16) = -1 EBADF (Bad file descriptor) [pid 7790] close(17 [pid 5081] <... unlink resumed>) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./892") = 0 [pid 5081] mkdir("./893", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7790] close(18) = -1 EBADF (Bad file descriptor) [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 895 [pid 7790] close(19) = -1 EBADF (Bad file descriptor) [pid 7790] close(20) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7792 attached [pid 7790] close(21) = -1 EBADF (Bad file descriptor) [pid 7790] close(22) = -1 EBADF (Bad file descriptor) [pid 7790] close(23) = -1 EBADF (Bad file descriptor) [pid 7790] close(24) = -1 EBADF (Bad file descriptor) [pid 7790] close(25) = -1 EBADF (Bad file descriptor) [pid 7792] chdir("./893" [pid 7790] close(26) = -1 EBADF (Bad file descriptor) [pid 7790] close(27) = -1 EBADF (Bad file descriptor) [pid 7792] <... chdir resumed>) = 0 [pid 7790] close(28) = -1 EBADF (Bad file descriptor) [pid 7792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7790] close(29) = -1 EBADF (Bad file descriptor) [pid 7792] <... prctl resumed>) = 0 [pid 7790] exit_group(0) = ? [pid 7792] setpgid(0, 0 [pid 7790] +++ exited with 0 +++ [pid 7792] <... setpgid resumed>) = 0 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=887, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7792] write(3, "1000", 4) = 4 [pid 5082] umount2("./885", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7792] close(3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7792] <... close resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./885", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7792] symlink("/dev/binderfs", "./binderfs" [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7792] <... symlink resumed>) = 0 [pid 5082] getdents64(3, [pid 7792] creat("./file0", 000 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./885/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7792] <... creat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7792] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] lstat("./885/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./885/binderfs") = 0 [pid 5082] umount2("./885/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./885/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./885/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./885") = 0 [pid 5082] mkdir("./886", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7793 attached , child_tidptr=0x555556beb5d0) = 888 [pid 7793] chdir("./886") = 0 [pid 7793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7793] setpgid(0, 0) = 0 [pid 7793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7793] write(3, "1000", 4) = 4 [pid 7793] close(3) = 0 [pid 7793] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7793] creat("./file0", 000) = 3 [pid 7793] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7793] close(3) = 0 [pid 7793] close(4) = -1 EBADF (Bad file descriptor) [pid 7792] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7792] close(3) = 0 [pid 7792] close(4) = -1 EBADF (Bad file descriptor) [pid 7792] close(5) = -1 EBADF (Bad file descriptor) [pid 7792] close(6) = -1 EBADF (Bad file descriptor) [pid 7792] close(7) = -1 EBADF (Bad file descriptor) [pid 7792] close(8) = -1 EBADF (Bad file descriptor) [pid 7792] close(9) = -1 EBADF (Bad file descriptor) [pid 7792] close(10) = -1 EBADF (Bad file descriptor) [pid 7792] close(11) = -1 EBADF (Bad file descriptor) [pid 7792] close(12) = -1 EBADF (Bad file descriptor) [pid 7792] close(13) = -1 EBADF (Bad file descriptor) [pid 7792] close(14) = -1 EBADF (Bad file descriptor) [pid 7792] close(15) = -1 EBADF (Bad file descriptor) [pid 7792] close(16) = -1 EBADF (Bad file descriptor) [pid 7792] close(17) = -1 EBADF (Bad file descriptor) [pid 7792] close(18) = -1 EBADF (Bad file descriptor) [pid 7792] close(19) = -1 EBADF (Bad file descriptor) [pid 7792] close(20) = -1 EBADF (Bad file descriptor) [pid 7792] close(21) = -1 EBADF (Bad file descriptor) [pid 7792] close(22) = -1 EBADF (Bad file descriptor) [pid 7792] close(23) = -1 EBADF (Bad file descriptor) [pid 7792] close(24) = -1 EBADF (Bad file descriptor) [pid 7792] close(25) = -1 EBADF (Bad file descriptor) [pid 7792] close(26) = -1 EBADF (Bad file descriptor) [pid 7792] close(27) = -1 EBADF (Bad file descriptor) [pid 7792] close(28) = -1 EBADF (Bad file descriptor) [pid 7792] close(29) = -1 EBADF (Bad file descriptor) [pid 7792] exit_group(0) = ? [pid 7793] close(5) = -1 EBADF (Bad file descriptor) [pid 7793] close(6) = -1 EBADF (Bad file descriptor) [pid 7793] close(7) = -1 EBADF (Bad file descriptor) [pid 7792] +++ exited with 0 +++ [pid 7793] close(8 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=895, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7793] close(9) = -1 EBADF (Bad file descriptor) [pid 5081] <... restart_syscall resumed>) = 0 [pid 7793] close(10) = -1 EBADF (Bad file descriptor) [pid 7793] close(11 [pid 5081] umount2("./893", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7793] close(12 [pid 5081] openat(AT_FDCWD, "./893", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(13 [pid 5081] <... openat resumed>) = 3 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7793] close(14 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7793] close(15) = -1 EBADF (Bad file descriptor) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7793] close(16 [pid 5081] umount2("./893/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(17 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] lstat("./893/binderfs", [pid 7793] close(18 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(19 [pid 5081] unlink("./893/binderfs" [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... unlink resumed>) = 0 [pid 7793] close(20 [pid 5081] umount2("./893/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7793] close(21 [pid 5081] lstat("./893/file0", [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(22 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(23 [pid 5081] unlink("./893/file0" [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(24 [pid 5081] <... unlink resumed>) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7793] close(25 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(26 [pid 5081] close(3 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(27 [pid 5081] <... close resumed>) = 0 [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(28 [pid 5081] rmdir("./893" [pid 7793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7793] close(29) = -1 EBADF (Bad file descriptor) [pid 7793] exit_group(0) = ? [pid 5081] <... rmdir resumed>) = 0 [pid 7793] +++ exited with 0 +++ [pid 5081] mkdir("./894", 0777 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=888, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5082] umount2("./886", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] <... mkdir resumed>) = 0 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./886", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] umount2("./886/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./886/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] unlink("./886/binderfs") = 0 [pid 5082] umount2("./886/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] lstat("./886/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] unlink("./886/file0") = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3./strace-static-x86_64: Process 7794 attached ) = 0 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 896 [pid 5082] rmdir("./886" [pid 7794] chdir("./894") = 0 [pid 7794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5082] <... rmdir resumed>) = 0 [pid 7794] <... prctl resumed>) = 0 [pid 7794] setpgid(0, 0) = 0 [pid 7794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] mkdir("./887", 0777 [pid 7794] <... openat resumed>) = 3 [pid 7794] write(3, "1000", 4) = 4 [pid 5082] <... mkdir resumed>) = 0 [pid 7794] close(3 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7794] <... close resumed>) = 0 [pid 7794] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7794] creat("./file0", 000 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 889 [pid 7794] <... creat resumed>) = 3 [pid 7794] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080./strace-static-x86_64: Process 7795 attached [pid 7795] chdir("./887") = 0 [pid 7795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7795] setpgid(0, 0) = 0 [pid 7795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7795] write(3, "1000", 4) = 4 [pid 7795] close(3) = 0 [pid 7795] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7795] creat("./file0", 000) = 3 [pid 7795] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7795] close(3 [pid 7794] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7794] close(3 [pid 7795] <... close resumed>) = 0 [pid 7794] <... close resumed>) = 0 [pid 7795] close(4 [pid 7794] close(4 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(5 [pid 7794] close(5 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(6 [pid 7794] close(6 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(7 [pid 7794] close(7 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(8 [pid 7795] close(8 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(9 [pid 7795] close(9 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(10 [pid 7795] close(10) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(11 [pid 7794] close(11 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(12 [pid 7794] close(12 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(13 [pid 7794] close(13) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(14 [pid 7794] close(14 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(15 [pid 7794] close(15 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(16 [pid 7794] close(16 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(17 [pid 7794] close(17 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(18 [pid 7794] close(18 [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] close(19) = -1 EBADF (Bad file descriptor) [pid 7794] close(19 [pid 7795] close(20 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(20 [pid 7795] close(21 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(21 [pid 7795] close(22 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(22 [pid 7795] close(23 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(23 [pid 7795] close(24 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(24 [pid 7795] close(25 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(25 [pid 7795] close(26 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(26 [pid 7795] close(27 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(27 [pid 7795] close(28 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(28 [pid 7795] close(29 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7794] close(29 [pid 7795] exit_group(0 [pid 7794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7795] <... exit_group resumed>) = ? [pid 7794] exit_group(0 [pid 7795] +++ exited with 0 +++ [pid 7794] <... exit_group resumed>) = ? [pid 7794] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=889, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=896, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] umount2("./887", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./887", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] umount2("./894", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] umount2("./887/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./894", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] lstat("./887/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... openat resumed>) = 3 [pid 5082] unlink("./887/binderfs" [pid 5081] fstat(3, [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] umount2("./887/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] getdents64(3, [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] lstat("./887/file0", [pid 5081] umount2("./894/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] unlink("./887/file0" [pid 5081] lstat("./894/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./894/binderfs") = 0 [pid 5081] umount2("./894/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./894/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./894/file0" [pid 5082] <... unlink resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] getdents64(3, [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] close(3 [pid 5082] <... close resumed>) = 0 [pid 5081] <... close resumed>) = 0 [pid 5082] rmdir("./887" [pid 5081] rmdir("./894" [pid 5082] <... rmdir resumed>) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] mkdir("./888", 0777 [pid 5081] mkdir("./895", 0777 [pid 5082] <... mkdir resumed>) = 0 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 890 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 897 ./strace-static-x86_64: Process 7797 attached ./strace-static-x86_64: Process 7796 attached [pid 7797] chdir("./888") = 0 [pid 7796] chdir("./895" [pid 7797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7796] <... chdir resumed>) = 0 [pid 7796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7796] setpgid(0, 0 [pid 7797] <... prctl resumed>) = 0 [pid 7796] <... setpgid resumed>) = 0 [pid 7797] setpgid(0, 0) = 0 [pid 7796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7796] write(3, "1000", 4 [pid 7797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7796] <... write resumed>) = 4 [pid 7797] <... openat resumed>) = 3 [pid 7797] write(3, "1000", 4) = 4 [pid 7797] close(3) = 0 [pid 7796] close(3 [pid 7797] symlink("/dev/binderfs", "./binderfs" [pid 7796] <... close resumed>) = 0 [pid 7797] <... symlink resumed>) = 0 [pid 7796] symlink("/dev/binderfs", "./binderfs" [pid 7797] creat("./file0", 000 [pid 7796] <... symlink resumed>) = 0 [pid 7796] creat("./file0", 000) = 3 [pid 7796] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7797] <... creat resumed>) = 3 [pid 7797] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 7796] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7796] close(3) = 0 [pid 7796] close(4) = -1 EBADF (Bad file descriptor) [pid 7796] close(5) = -1 EBADF (Bad file descriptor) [pid 7796] close(6) = -1 EBADF (Bad file descriptor) [pid 7796] close(7) = -1 EBADF (Bad file descriptor) [pid 7796] close(8) = -1 EBADF (Bad file descriptor) [pid 7796] close(9) = -1 EBADF (Bad file descriptor) [pid 7796] close(10) = -1 EBADF (Bad file descriptor) [pid 7796] close(11) = -1 EBADF (Bad file descriptor) [pid 7796] close(12) = -1 EBADF (Bad file descriptor) [pid 7796] close(13) = -1 EBADF (Bad file descriptor) [pid 7796] close(14) = -1 EBADF (Bad file descriptor) [pid 7796] close(15) = -1 EBADF (Bad file descriptor) [pid 7796] close(16) = -1 EBADF (Bad file descriptor) [pid 7796] close(17) = -1 EBADF (Bad file descriptor) [pid 7796] close(18) = -1 EBADF (Bad file descriptor) [pid 7796] close(19) = -1 EBADF (Bad file descriptor) [pid 7796] close(20) = -1 EBADF (Bad file descriptor) [pid 7796] close(21) = -1 EBADF (Bad file descriptor) [pid 7796] close(22) = -1 EBADF (Bad file descriptor) [pid 7796] close(23) = -1 EBADF (Bad file descriptor) [pid 7796] close(24) = -1 EBADF (Bad file descriptor) [pid 7796] close(25) = -1 EBADF (Bad file descriptor) [pid 7796] close(26) = -1 EBADF (Bad file descriptor) [pid 7796] close(27) = -1 EBADF (Bad file descriptor) [pid 7796] close(28) = -1 EBADF (Bad file descriptor) [pid 7797] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7796] close(29 [pid 7797] close(3) = 0 [pid 7797] close(4) = -1 EBADF (Bad file descriptor) [pid 7797] close(5) = -1 EBADF (Bad file descriptor) [pid 7797] close(6) = -1 EBADF (Bad file descriptor) [pid 7797] close(7) = -1 EBADF (Bad file descriptor) [pid 7797] close(8) = -1 EBADF (Bad file descriptor) [pid 7797] close(9) = -1 EBADF (Bad file descriptor) [pid 7797] close(10) = -1 EBADF (Bad file descriptor) [pid 7797] close(11) = -1 EBADF (Bad file descriptor) [pid 7797] close(12 [pid 7796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7797] close(13) = -1 EBADF (Bad file descriptor) [pid 7796] exit_group(0 [pid 7797] close(14) = -1 EBADF (Bad file descriptor) [pid 7797] close(15) = -1 EBADF (Bad file descriptor) [pid 7797] close(16) = -1 EBADF (Bad file descriptor) [pid 7797] close(17 [pid 7796] <... exit_group resumed>) = ? [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7797] close(18) = -1 EBADF (Bad file descriptor) [pid 7797] close(19) = -1 EBADF (Bad file descriptor) [pid 7797] close(20) = -1 EBADF (Bad file descriptor) [pid 7797] close(21) = -1 EBADF (Bad file descriptor) [pid 7797] close(22) = -1 EBADF (Bad file descriptor) [pid 7797] close(23) = -1 EBADF (Bad file descriptor) [pid 7796] +++ exited with 0 +++ [pid 7797] close(24 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=897, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] restart_syscall(<... resuming interrupted clone ...> [pid 7797] close(25 [pid 5081] <... restart_syscall resumed>) = 0 [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7797] close(26) = -1 EBADF (Bad file descriptor) [pid 5081] umount2("./895", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7797] close(27 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] openat(AT_FDCWD, "./895", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7797] close(28 [pid 5081] <... openat resumed>) = 3 [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] fstat(3, [pid 7797] close(29 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7797] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7797] exit_group(0 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7797] <... exit_group resumed>) = ? [pid 5081] umount2("./895/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7797] +++ exited with 0 +++ [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5081] lstat("./895/binderfs", [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./895/binderfs" [pid 5082] <... restart_syscall resumed>) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5081] umount2("./895/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./895/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5082] umount2("./888", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] unlink("./895/file0" [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5081] <... unlink resumed>) = 0 [pid 5082] openat(AT_FDCWD, "./888", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 5082] <... openat resumed>) = 3 [pid 5081] <... close resumed>) = 0 [pid 5082] fstat(3, [pid 5081] rmdir("./895" [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] <... rmdir resumed>) = 0 [pid 5082] getdents64(3, [pid 5081] mkdir("./896", 0777 [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... mkdir resumed>) = 0 [pid 5082] umount2("./888/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7798 attached [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 898 [pid 5082] lstat("./888/binderfs", [pid 7798] chdir("./896" [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7798] <... chdir resumed>) = 0 [pid 5082] unlink("./888/binderfs" [pid 7798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7798] setpgid(0, 0) = 0 [pid 5082] <... unlink resumed>) = 0 [pid 7798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5082] umount2("./888/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] <... openat resumed>) = 3 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7798] write(3, "1000", 4 [pid 5082] lstat("./888/file0", [pid 7798] <... write resumed>) = 4 [pid 7798] close(3 [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7798] <... close resumed>) = 0 [pid 5082] unlink("./888/file0" [pid 7798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7798] creat("./file0", 000) = 3 [pid 7798] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5082] <... unlink resumed>) = 0 [pid 5082] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3) = 0 [pid 5082] rmdir("./888") = 0 [pid 5082] mkdir("./889", 0777) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 891 ./strace-static-x86_64: Process 7799 attached [pid 7799] chdir("./889") = 0 [pid 7799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7799] setpgid(0, 0) = 0 [pid 7799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7799] write(3, "1000", 4) = 4 [pid 7799] close(3) = 0 [pid 7798] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7799] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7798] close(3 [pid 7799] creat("./file0", 000) = 3 [pid 7798] <... close resumed>) = 0 [pid 7799] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7798] close(4 [pid 7799] close(3) = 0 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] close(4) = -1 EBADF (Bad file descriptor) [pid 7798] close(5 [pid 7799] close(5) = -1 EBADF (Bad file descriptor) [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] close(6) = -1 EBADF (Bad file descriptor) [pid 7798] close(6 [pid 7799] close(7 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(7 [pid 7799] close(8 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(8 [pid 7799] close(9 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(9 [pid 7799] close(10 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(10 [pid 7799] close(11 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(11 [pid 7799] close(12 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(12 [pid 7799] close(13 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(13 [pid 7799] close(14 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(14 [pid 7799] close(15 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(15 [pid 7799] close(16 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(16 [pid 7799] close(17 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(17 [pid 7799] close(18 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(18 [pid 7799] close(19 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(19 [pid 7799] close(20 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(20 [pid 7799] close(21 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(21 [pid 7799] close(22 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(22 [pid 7799] close(23 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(23 [pid 7799] close(24 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(24 [pid 7799] close(25 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(25 [pid 7799] close(26 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(26 [pid 7799] close(27 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(27 [pid 7799] close(28 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(28 [pid 7799] close(29 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7798] close(29 [pid 7799] exit_group(0 [pid 7798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7799] <... exit_group resumed>) = ? [pid 7798] exit_group(0 [pid 7799] +++ exited with 0 +++ [pid 7798] <... exit_group resumed>) = ? [pid 7798] +++ exited with 0 +++ [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5082] restart_syscall(<... resuming interrupted clone ...> [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=898, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5082] <... restart_syscall resumed>) = 0 [pid 5082] umount2("./889", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5081] umount2("./896", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./889", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] <... openat resumed>) = 3 [pid 5082] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] openat(AT_FDCWD, "./896", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5082] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] <... openat resumed>) = 3 [pid 5082] umount2("./889/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] fstat(3, [pid 5082] lstat("./889/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5082] unlink("./889/binderfs") = 0 [pid 5081] getdents64(3, [pid 5082] umount2("./889/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5082] lstat("./889/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] umount2("./896/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] unlink("./889/file0") = 0 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] getdents64(3, [pid 5081] lstat("./896/binderfs", [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 5081] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5082] <... close resumed>) = 0 [pid 5082] rmdir("./889" [pid 5081] unlink("./896/binderfs" [pid 5082] <... rmdir resumed>) = 0 [pid 5082] mkdir("./890", 0777) = 0 [pid 5081] <... unlink resumed>) = 0 [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5081] umount2("./896/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 892 ./strace-static-x86_64: Process 7800 attached [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7800] chdir("./890" [pid 5081] lstat("./896/file0", [pid 7800] <... chdir resumed>) = 0 [pid 5081] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5081] unlink("./896/file0" [pid 7800] <... prctl resumed>) = 0 [pid 7800] setpgid(0, 0) = 0 [pid 7800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7800] write(3, "1000", 4) = 4 [pid 7800] close(3) = 0 [pid 7800] symlink("/dev/binderfs", "./binderfs" [pid 5081] <... unlink resumed>) = 0 [pid 7800] <... symlink resumed>) = 0 [pid 7800] creat("./file0", 000) = 3 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3 [pid 7800] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... close resumed>) = 0 [pid 5081] rmdir("./896") = 0 [pid 5081] mkdir("./897", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7801 attached , child_tidptr=0x555556beb5d0) = 899 [pid 7801] chdir("./897") = 0 [pid 7801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7801] setpgid(0, 0) = 0 [pid 7801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7801] write(3, "1000", 4) = 4 [pid 7801] close(3) = 0 [pid 7801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7801] creat("./file0", 000) = 3 [pid 7801] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7801] close(3 [pid 7800] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7800] close(3) = 0 [pid 7801] <... close resumed>) = 0 [pid 7801] close(4 [pid 7800] close(4) = -1 EBADF (Bad file descriptor) [pid 7800] close(5) = -1 EBADF (Bad file descriptor) [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] close(5 [pid 7800] close(6) = -1 EBADF (Bad file descriptor) [pid 7800] close(7) = -1 EBADF (Bad file descriptor) [pid 7800] close(8) = -1 EBADF (Bad file descriptor) [pid 7800] close(9) = -1 EBADF (Bad file descriptor) [pid 7800] close(10 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(11) = -1 EBADF (Bad file descriptor) [pid 7800] close(12) = -1 EBADF (Bad file descriptor) [pid 7800] close(13) = -1 EBADF (Bad file descriptor) [pid 7800] close(14) = -1 EBADF (Bad file descriptor) [pid 7801] close(6 [pid 7800] close(15 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(16) = -1 EBADF (Bad file descriptor) [pid 7800] close(17) = -1 EBADF (Bad file descriptor) [pid 7800] close(18) = -1 EBADF (Bad file descriptor) [pid 7800] close(19) = -1 EBADF (Bad file descriptor) [pid 7800] close(20) = -1 EBADF (Bad file descriptor) [pid 7800] close(21 [pid 7801] close(7 [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(22 [pid 7801] close(8 [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(23 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] close(9 [pid 7800] close(24) = -1 EBADF (Bad file descriptor) [pid 7800] close(25) = -1 EBADF (Bad file descriptor) [pid 7800] close(26 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(27 [pid 7801] close(10 [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(28 [pid 7801] close(11 [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] close(29 [pid 7801] close(12 [pid 7800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] exit_group(0 [pid 7801] close(13 [pid 7800] <... exit_group resumed>) = ? [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7800] +++ exited with 0 +++ [pid 7801] close(14 [pid 5082] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=892, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7801] close(15) = -1 EBADF (Bad file descriptor) [pid 5082] umount2("./890", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7801] close(16 [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5082] openat(AT_FDCWD, "./890", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... openat resumed>) = 3 [pid 7801] close(17 [pid 5082] fstat(3, [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 7801] close(18 [pid 5082] getdents64(3, [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 4 entries */, 32768) = 112 [pid 7801] close(19 [pid 5082] umount2("./890/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7801] close(20 [pid 5082] lstat("./890/binderfs", [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 7801] close(21 [pid 5082] unlink("./890/binderfs" [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7801] close(22 [pid 5082] umount2("./890/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7801] close(23 [pid 5082] lstat("./890/file0", [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7801] close(24 [pid 5082] unlink("./890/file0" [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... unlink resumed>) = 0 [pid 7801] close(25 [pid 5082] getdents64(3, [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5082] close(3 [pid 7801] close(26 [pid 5082] <... close resumed>) = 0 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] rmdir("./890" [pid 7801] close(27 [pid 5082] <... rmdir resumed>) = 0 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] mkdir("./891", 0777 [pid 7801] close(28 [pid 5082] <... mkdir resumed>) = 0 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5082] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7801] close(29 [pid 5082] <... clone resumed>, child_tidptr=0x555556beb5d0) = 893 [pid 7801] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7802 attached [pid 7802] chdir("./891" [pid 7801] exit_group(0 [pid 7802] <... chdir resumed>) = 0 [pid 7801] <... exit_group resumed>) = ? [pid 7802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7801] +++ exited with 0 +++ [pid 7802] <... prctl resumed>) = 0 [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=899, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7802] setpgid(0, 0) = 0 [pid 7802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5081] umount2("./897", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7802] write(3, "1000", 4) = 4 [pid 5081] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7802] close(3) = 0 [pid 5081] openat(AT_FDCWD, "./897", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7802] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5081] <... openat resumed>) = 3 [pid 7802] creat("./file0", 000 [pid 5081] fstat(3, [pid 7802] <... creat resumed>) = 3 [pid 7802] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080 [pid 5081] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./897/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./897/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./897/binderfs") = 0 [pid 5081] umount2("./897/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./897/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5081] unlink("./897/file0") = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 0 entries */, 32768) = 0 [pid 5081] close(3) = 0 [pid 5081] rmdir("./897") = 0 [pid 5081] mkdir("./898", 0777) = 0 [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556beb5d0) = 900 ./strace-static-x86_64: Process 7803 attached [pid 7803] chdir("./898") = 0 [pid 7803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7803] setpgid(0, 0) = 0 [pid 7803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7803] write(3, "1000", 4) = 4 [pid 7803] close(3) = 0 [pid 7803] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7803] creat("./file0", 000) = 3 [pid 7803] ioctl(3, _IOC(_IOC_WRITE, 0x58, 0x28, 0x30), 0x20000080) = -1 ENOSPC (No space left on device) [pid 7803] close(3) = 0 [pid 7803] close(4) = -1 EBADF (Bad file descriptor) [pid 7803] close(5) = -1 EBADF (Bad file descriptor) [pid 7803] close(6) = -1 EBADF (Bad file descriptor) [pid 7803] close(7) = -1 EBADF (Bad file descriptor) [pid 7803] close(8 [pid 7802] <... ioctl resumed>) = -1 ENOSPC (No space left on device) [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7802] close(3) = 0 [pid 7803] close(9 [pid 7802] close(4) = -1 EBADF (Bad file descriptor) [pid 7802] close(5) = -1 EBADF (Bad file descriptor) [pid 7802] close(6) = -1 EBADF (Bad file descriptor) [pid 7802] close(7) = -1 EBADF (Bad file descriptor) [pid 7802] close(8) = -1 EBADF (Bad file descriptor) [pid 7802] close(9) = -1 EBADF (Bad file descriptor) [pid 7802] close(10) = -1 EBADF (Bad file descriptor) [pid 7802] close(11) = -1 EBADF (Bad file descriptor) [pid 7802] close(12 [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] close(10) = -1 EBADF (Bad file descriptor) [pid 7803] close(11) = -1 EBADF (Bad file descriptor) [pid 7803] close(12) = -1 EBADF (Bad file descriptor) [pid 7802] close(13 [pid 7803] close(13 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7802] close(14 [pid 7803] close(14 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] close(15) = -1 EBADF (Bad file descriptor) [pid 7803] close(16) = -1 EBADF (Bad file descriptor) [pid 7803] close(17 [pid 7802] close(15 [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] close(18) = -1 EBADF (Bad file descriptor) [pid 7803] close(19) = -1 EBADF (Bad file descriptor) [pid 7803] close(20) = -1 EBADF (Bad file descriptor) [pid 7803] close(21) = -1 EBADF (Bad file descriptor) [pid 7803] close(22) = -1 EBADF (Bad file descriptor) [pid 7803] close(23) = -1 EBADF (Bad file descriptor) [pid 7803] close(24 [pid 7802] close(16 [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] close(25) = -1 EBADF (Bad file descriptor) [pid 7803] close(26) = -1 EBADF (Bad file descriptor) [pid 7803] close(27) = -1 EBADF (Bad file descriptor) [pid 7803] close(28) = -1 EBADF (Bad file descriptor) [pid 7803] close(29 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7803] exit_group(0 [pid 7802] close(17 [pid 7803] <... exit_group resumed>) = ? [pid 7803] +++ exited with 0 +++ [pid 5081] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=900, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5081] umount2("./898", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] openat(AT_FDCWD, "./898", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5081] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5081] getdents64(3, 0x555556bec620 /* 4 entries */, 32768) = 112 [pid 5081] umount2("./898/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./898/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5081] unlink("./898/binderfs") = 0 [pid 5081] umount2("./898/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5081] lstat("./898/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] unlink("./898/file0" [pid 7802] close(18 [pid 5081] <... unlink resumed>) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] getdents64(3, [pid 7802] close(19 [pid 5081] <... getdents64 resumed>0x555556bec620 /* 0 entries */, 32768) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] close(3 [pid 7802] close(20 [pid 5081] <... close resumed>) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] rmdir("./898" [pid 7802] close(21 [pid 5081] <... rmdir resumed>) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] mkdir("./899", 0777 [pid 7802] close(22 [pid 5081] <... mkdir resumed>) = 0 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5081] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7804 attached [pid 7802] close(23 [pid 5081] <... clone resumed>, child_tidptr=0x555556beb5d0) = 901 [pid 7802] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 7802] close(24 [pid 7804] chdir("./899" [pid 7802] <... close resumed>) = -1